CN220082169U - Valve structure and device with same - Google Patents
Valve structure and device with same Download PDFInfo
- Publication number
- CN220082169U CN220082169U CN202320754003.9U CN202320754003U CN220082169U CN 220082169 U CN220082169 U CN 220082169U CN 202320754003 U CN202320754003 U CN 202320754003U CN 220082169 U CN220082169 U CN 220082169U
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- China
- Prior art keywords
- valve
- valve core
- blind hole
- flow channel
- valve structure
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- 230000007246 mechanism Effects 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims 2
- 239000003921 oil Substances 0.000 abstract description 18
- 239000010687 lubricating oil Substances 0.000 abstract description 14
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000001050 lubricating effect Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 11
- 239000000314 lubricant Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model relates to the technical field of control valves, in particular to a valve structure and a device with the valve structure. The valve structure comprises: the valve comprises a valve body and a valve core, wherein a flow passage is arranged in the valve body and comprises an inflow port and an outflow port, the inflow port is arranged above the outflow port along the vertical direction, the valve core is arranged on the flow passage and is provided with a blind hole, and the valve core is in a closed state and an oil supply state. When the mechanical equipment needs to be lubricated, the valve core is switched from a closed state to an oil supply state under the action of external force, when the valve core is in the oil supply state, the blind hole faces the outflow port of the flow channel, and because the inflow port is arranged above the outflow port, lubricating oil stored in the blind hole flows out from the outflow port of the flow channel under the action of self gravity, thereby achieving the purpose of lubricating the machinery.
Description
Technical Field
The utility model relates to the technical field of control valves, in particular to a valve structure and a device with the valve structure.
Background
In engineering machinery, it is necessary to inject lubricating oil between parts that are in mutual motion, and especially in the case of a kinematic pair with a large load and a high relative motion speed, if the lubricating oil cannot be timely supplied, the service life of the mechanism is seriously affected, and the production safety is further compromised.
Further, attention is paid to the supply amount of the lubricating oil when the lubricating oil is supplied, and when the lubricating oil is supplied excessively, the lubricating oil overflows and causes pollution, and dust is easily attached to the equipment; when the lubricant is not supplied sufficiently, the friction between the mechanisms is large, which affects the life of the mechanisms, and therefore it is necessary to design an oil supply device so that the supply amount of the lubricant is kept stable.
Disclosure of Invention
Therefore, the utility model provides a valve structure and a device with the valve structure, so as to solve the problems of excessive or insufficient supply of lubricating oil in the prior art.
The technical scheme of the utility model is as follows:
a valve structure comprising: the valve comprises a valve body and a valve core, wherein a flow passage is arranged in the valve body and comprises an inflow port and an outflow port, the inflow port is arranged above the outflow port along the vertical direction, the valve core is arranged on the flow passage and is provided with a blind hole, the valve core is in a closing state and an oil supply state, the blind hole faces the inflow port when the valve core is in the closing state, and the blind hole faces the outflow port when the valve core is in the oil supply state.
Preferably, the external force drives the valve core to rotate so as to enable the valve core to switch between a closed state and an oil supply state, and the valve core is spherical.
Preferably, the valve core is provided with a connecting groove and a steering shaft, the connecting groove is staggered with the blind hole, the steering shaft is connected with the connecting groove, and the valve core is driven to act by external force through the steering shaft.
Preferably, the valve structure further comprises: and the sealing piece is arranged in the flow channel and is arranged between the valve core and the valve body.
Preferably, the valve structure further comprises: the limiting structure is arranged in the flow channel and abuts against the valve core to limit the position of the valve core.
Preferably, the valve structure further comprises: the limit structure comprises: the limiting groove is formed in the valve body, the limiting block is detachably connected with the valve body, one end of the valve core abuts against the limiting groove along the flow track of the flow channel, and the other end of the valve core abuts against the limiting block.
Preferably, the limiting block is an annular body, the outer ring of the limiting block is provided with threads connected with the valve body, and the diameter of the inner ring of the annular body is larger than that of the blind hole.
Preferably, the valve structure further comprises a sealing element, the sealing element is arranged in the flow channel, and the limiting structure abuts against the valve core through the sealing element.
The valve body comprises a body part and a switching part, the body part is perpendicular to the axis of the switching part, the flow channel is arranged in the body part, and the external force is connected with the valve core through the switching part.
An apparatus having a valve structure, comprising the valve structure, further comprising: and the driving mechanism is connected with the valve core and drives the valve core to act.
The technical scheme of the utility model has the following beneficial effects:
the valve structure of the utility model comprises: the valve comprises a valve body and a valve core, wherein a flow passage is arranged in the valve body and comprises an inflow port and an outflow port, the inflow port is arranged above the outflow port along the vertical direction, the valve core is arranged on the flow passage and is provided with a blind hole, and the valve core is in a closed state and an oil supply state. When the mechanical equipment needs to be lubricated, the valve core is switched from a closed state to an oil supply state under the action of external force, when the valve core is in the oil supply state, the blind hole faces the outflow port of the flow channel, and because the inflow port is arranged above the outflow port, lubricating oil stored in the blind hole flows out from the outflow port of the flow channel under the action of self gravity, thereby achieving the purpose of lubricating the machinery.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a valve structure of the present utility model;
FIG. 2 is a schematic view of a seal of the present utility model;
fig. 3 is a schematic view of another embodiment of the seal of the present utility model.
Reference numerals illustrate:
1-a valve body; 2-valve core; 3-flow channels; 4-flow inlet; 5-outflow port; 6-blind holes; 7-connecting grooves; 8-a steering shaft; 9-a seal; 10-a stepper motor; 11-a limit groove; 12-limiting blocks; 13-a coupling sleeve; 14-an adapter; 15-a closure.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Embodiment one:
a valve structure of this embodiment, as shown in fig. 1-3, includes: the valve comprises a valve body 1 and a valve core 2, wherein a flow channel 3 is arranged inside the valve body 1, the flow channel 3 comprises an inflow port 4 and an outflow port 5, the inflow port 4 is arranged above the outflow port 5 along the vertical direction, the valve core 2 is arranged on the flow channel 3, a blind hole 6 is formed in the valve core 2, and the valve core 2 is in a closed state and an oil supply state. In this embodiment, the actual dimensions of the blind holes 6 are set by a person skilled in the art according to the actual circumstances.
When the valve structure is applied to engineering machinery, the inflow port 4 of the flow channel 3 of the valve body 1 is connected with an oil delivery pipe or an oil pump, the outflow port 5 of the flow channel 3 is correspondingly arranged with a friction pair on the machinery, when the valve core 2 is in a closed state, the blind hole 6 faces the inflow port 4 of the flow channel 3, and lubricating oil injected by the oil delivery pipe or the oil pump is stored in the blind hole 6; when the mechanical equipment needs to be lubricated, the valve core 2 is switched from a closed state to an oil supply state under the action of external force, when the valve core 2 is in the oil supply state, the blind hole 6 faces the outflow opening 5 of the flow channel 3, and as the inflow opening 4 is arranged above the outflow opening 5, the lubricating oil stored in the blind hole 6 flows out from the outflow opening 5 of the flow channel 3 under the action of self gravity, thereby achieving the purpose of lubricating the machinery.
Since the storage capacity of the blind hole 6 is fixed, the lubricant injected into the mechanical friction pair from the blind hole 6 is quantitative, and thus, the valve structure of the embodiment can realize quantitative lubricant supply and avoid excessive or insufficient lubricant.
Specifically, in this embodiment, the valve core 2 is spherical, so that the position of the blind hole 6 is adjusted by rotating the valve core 2, so that the blind hole 6 corresponds to the inflow port 4 when the valve core 2 is in a closed state, and corresponds to the outflow port 5 when the valve core 2 is in an oil supply state. As an alternative embodiment, the valve body 2 may be provided as an ellipsoid, a cylinder, or the like. As a further development of the valve element 2, a base surface is provided on the ball valve element 2, the center line of the blind hole 6 being arranged perpendicular to said base surface.
The valve structure of the present embodiment further includes: the limiting structure is arranged in the flow channel 3 and is propped against the valve core 2 to limit the position of the valve core 2. Specifically, the limit structure includes: the valve comprises a limiting groove 11 and a limiting block 12, wherein the limiting groove 11 is formed in the valve body 1, the limiting block 12 is detachably connected with the valve body 1, one end of the valve core 2 abuts against the limiting groove 11 along the flow track of the flow channel 3, and the other end of the valve core abuts against the limiting block 12.
When the valve structure of the embodiment is assembled, the valve core 2 is firstly placed in the flow channel 3, one end of the valve core 2 is propped against the limiting groove 11, and then the limiting block 12 is propped against the other end of the valve core 2, so that the position of the valve core 2 in the flow channel 3 is limited. The limiting block 12 is an annular body, the outer ring of the limiting block 12 is provided with threads connected with the valve body 1, lubricating oil injected from the inflow port 4 is injected into the blind hole 6 through the limiting block 12, the diameter of the inner ring of the annular body is larger than that of the blind hole 6, and the annular body is prevented from affecting the blind hole 6.
The valve structure of this embodiment further includes: and a seal 9, wherein the seal 9 is arranged in the flow channel 3 and between the valve core 2 and the valve body 1, so that lubricating oil is prevented from leaking from a gap between the valve core 2 and the valve body 1 when the valve core 2 is in a closed state. The limiting structure abuts against the valve core 2 through the sealing member 9, as shown in fig. 2, in this embodiment, one of the two sealing rings abuts against the valve core 2 and the limiting groove 11, and the other abuts against the valve core 2 and the limiting block 12. As an alternative embodiment of the sealing rings, the positions of the sealing rings can be adjusted, as shown in fig. 3, two sealing rings being arranged on both sides of the blind hole 6.
The valve core 2 is provided with a connecting groove 7 and a steering shaft 8, the connecting groove 7 and the blind hole 6 are staggered, the steering shaft 8 is connected with the connecting groove 7, and external force drives the valve core 2 to act through the steering shaft 8. A sealing piece 15 is arranged between the steering shaft 8 and the valve body 1, so that lubricating oil is prevented from seeping out between the steering shafts 8 of the valve body 1.
In this embodiment, the valve body 1 includes a body portion and a adapting portion 14, the body portion is perpendicular to an axis of the adapting portion 14, the flow channel 3 is disposed in the body portion, the steering shaft 8 is disposed in the adapting portion 14, the external force is connected with the valve core 2 through the steering shaft 8, and the sealing member 15 is disposed between the steering shaft 8 and the adapting sleeve.
Embodiment two:
the device with a valve structure provided in this embodiment, as shown in fig. 1, includes a valve structure in the first embodiment, and further includes: and the driving mechanism is connected with the valve core 2 and drives the valve core 2 to act. In the present embodiment, the driving mechanism includes the stepping motor 10 and the coupling sleeve 13, and the stepping motor 10 is connected to the steering shaft 8 through the coupling sleeve 13.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A valve structure comprising: valve body (1) and case (2), valve body (1) inside is provided with runner (3), runner (3) are including inflow port (4) and egress opening (5), along vertical direction inflow port (4) set up the top of egress opening (5), case (2) set up on runner (3), be provided with blind hole (6) on case (2), case (2) have closed state and fuel feeding state, when case (2) are in closed state blind hole (6) orientation inflow port (4), when case (2) are in fuel feeding state blind hole (6) orientation egress opening (5).
2. The valve structure according to claim 1, wherein an external force drives the spool (2) to rotate so that the spool (2) is switched between a closed state and an oil supply state, and the spool (2) is spherical.
3. The valve structure according to claim 1, wherein the valve core (2) is provided with a connecting groove (7) and a steering shaft (8), the connecting groove (7) and the blind hole (6) are staggered, the steering shaft (8) is connected with the connecting groove (7), and external force drives the valve core (2) to act through the steering shaft (8).
4. A valve structure according to any one of claims 1-3, further comprising: and a seal (9), wherein the seal (9) is arranged in the flow channel (3) and is arranged between the valve core (2) and the valve body (1).
5. A valve structure according to any one of claims 1-3, further comprising: the limiting structure is arranged in the flow channel (3) and is propped against the valve core (2) to limit the position of the valve core (2).
6. The valve structure of claim 5, further comprising: the limit structure comprises:
the valve comprises a limiting groove (11) and a limiting block (12), wherein the limiting groove (11) is formed in the valve body (1), the limiting block (12) is detachably connected with the valve body (1), one end of the valve core (2) abuts against the limiting groove (11) along the flow track of the flow channel (3), and the other end of the valve core abuts against the limiting block (12).
7. Valve structure according to claim 6, characterized in that the stopper (12) is an annular body, the outer ring of the stopper (12) is provided with a thread connected with the valve body (1), and the diameter of the inner ring of the annular body is larger than the diameter of the blind hole (6).
8. The valve structure according to claim 5, further comprising a seal (9), said seal (9) being arranged in said flow channel (3), said limit structure being in abutment with said valve element (2) by means of said seal (9).
9. Valve structure according to claim 1, characterized in that the valve body (1) comprises a body portion and an adapter portion (14), the body portion being arranged perpendicular to the axis of the adapter portion (14), the flow channel (3) being arranged in the body portion.
10. A device having a valve structure, comprising the valve structure of any one of claims 1-9, further comprising: and the driving mechanism is connected with the valve core (2) and drives the valve core (2) to act.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754003.9U CN220082169U (en) | 2023-04-07 | 2023-04-07 | Valve structure and device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754003.9U CN220082169U (en) | 2023-04-07 | 2023-04-07 | Valve structure and device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220082169U true CN220082169U (en) | 2023-11-24 |
Family
ID=88822960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320754003.9U Active CN220082169U (en) | 2023-04-07 | 2023-04-07 | Valve structure and device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220082169U (en) |
-
2023
- 2023-04-07 CN CN202320754003.9U patent/CN220082169U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |