CN221278618U - Reversing valve with high reversing sensitivity - Google Patents
Reversing valve with high reversing sensitivity Download PDFInfo
- Publication number
- CN221278618U CN221278618U CN202323466281.3U CN202323466281U CN221278618U CN 221278618 U CN221278618 U CN 221278618U CN 202323466281 U CN202323466281 U CN 202323466281U CN 221278618 U CN221278618 U CN 221278618U
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- Prior art keywords
- valve
- fixedly connected
- reversing
- cavity
- valve body
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- 230000035945 sensitivity Effects 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 239000003921 oil Substances 0.000 description 14
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model belongs to the technical field of reversing valves, and particularly relates to a reversing valve with high reversing sensitivity, which comprises a valve body, wherein a cavity is formed in the valve body, an oil delivery port is formed in the bottom of the cavity, a slide valve is arranged in the cavity, a push rod is arranged in the middle of the slide valve, a spring seat is arranged on the push rod, a reset spring is arranged on one side of the spring seat, fixing plates are arranged on two sides of the cavity, a first sealing ring is arranged on one side of the fixing plates, electromagnets are arranged on two sides of the valve body, an annular groove is formed in the electromagnets, a telescopic rod is arranged in the annular groove, a compression spring is arranged outside the telescopic rod, an annular plate is arranged on one side of the telescopic rod, a second sealing ring is arranged on one side of the annular plate, a impurity removing pipeline is arranged at the bottom of the valve body, a connecting pipe is arranged on the impurity removing pipeline, an interception frame is arranged inside the connecting pipe, and a magnet frame is arranged outside the connecting pipe. According to the utility model, the impurity removing pipeline is arranged, so that the interception frame can intercept impurities in oil, and the slide valve is prevented from being blocked by impurities, so that the reversing sensitivity is high.
Description
Technical Field
The utility model relates to the technical field of reversing valves, in particular to a reversing valve with high reversing sensitivity.
Background
The reversing valve is a directional control valve with more than two flow forms and more than two oil ports, and is a valve for realizing communication, cutting-off and reversing of hydraulic oil flow, pressure unloading and sequential action control. The valve is controlled by the relative movement direction of the valve core and the valve body, and has two types of rotary valve type and slide valve type. The valve core is divided into two positions, three positions and the like according to the number of the working positions where the valve core stays in the valve body; the valve is divided into two-way, three-way, four-way, six-way and the like according to the number of oil ways connected with the valve body; the valve core is operated in a manual, motor, electric, hydraulic, electrohydraulic and other modes.
The prior art has the following problems:
1. The sliding valve in the existing reversing valve is blocked occasionally, and when the reversing valve is used for a long time, the surface of the sliding valve is easy to be blocked, so that the sliding valve is blocked, and the reversing of the reversing valve is influenced;
2. The existing reversing valve is easy to wear after long-time use, so that hydraulic oil is leaked, and the use of the reversing valve is affected.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the reversing valve with high reversing sensitivity, and solves the existing problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a reversing valve that switching-over sensitivity is high, includes the valve body, the inside cavity that is provided with of valve body, the cavity bottom is provided with the oil delivery port, the inside spool that is provided with of cavity, the spool middle part is provided with the push rod, be provided with the spring holder on the push rod, spring holder one side is provided with reset spring, the cavity both sides are provided with the fixed plate, fixed plate one side is provided with first sealing washer, the valve body both sides are provided with the electromagnet, the inside ring channel that is provided with of electromagnet, the inside telescopic link that is provided with of ring channel, the telescopic link outside is provided with compression spring, telescopic link one side is provided with the annular plate, annular plate one side is provided with the second sealing washer, the valve body bottom is provided with the edulcoration pipeline, be provided with the connecting pipe on the edulcoration pipeline, the inside interception frame that is provided with of connecting pipe, the connecting pipe outside is provided with magnet frame, the electromagnet top is provided with the plug.
As a preferable technical scheme of the utility model, a cavity is formed in the valve body, two oil delivery ports are formed in the bottom of the valve body, and the oil delivery ports are communicated with the cavity.
As a preferable technical scheme of the utility model, a slide valve is connected in the cavity in a sliding way, push rods are fixedly connected at two ends of the slide valve, two spring seats are symmetrically sleeved outside the push rods, and a reset spring is fixedly connected at one side of each spring seat.
As a preferable technical scheme of the utility model, electromagnets are fixedly connected to two sides of the valve body, fixing plates are fixedly connected to two ends of the cavity, a first sealing ring is fixedly connected between the fixing plates and the electromagnets, the push rod is slidably connected inside the electromagnets, and one end of the reset spring is fixedly connected to one side of the fixing plates.
As a preferable technical scheme of the utility model, an annular groove is formed in the electromagnet, telescopic rods are fixedly connected to the upper side and the lower side of the annular groove, compression springs are sleeved on the telescopic rods, an annular plate is fixedly connected to one end of each telescopic rod, the push rod penetrates through the annular plate and is fixedly connected with the annular plate, and a second sealing ring is fixedly connected to one side of the annular plate.
As a preferable technical scheme of the utility model, two impurity removing pipelines are fixedly connected to the bottom of the valve body, the impurity removing pipelines are communicated with the cavity, a connecting pipe is connected between the impurity removing pipelines in a threaded mode, an interception frame is fixedly connected inside the connecting pipe, the interception frame is in a round table shape, and a magnet frame is fixedly connected to the outer wall of the connecting pipe.
Compared with the prior art, the utility model provides the reversing valve with high reversing sensitivity, which has the following beneficial effects:
1. According to the reversing valve with high reversing sensitivity, the impurity removing pipeline, the connecting pipe, the blocking frame and the magnet frame are arranged, the blocking frame is fixedly connected inside the connecting pipe and is in a round table shape, the blocking frame can act against the flowing direction of oil, the impurities can be blocked, the magnet frame can rapidly adsorb the impurities, the slide valve is prevented from being blocked by the impurities, and smooth reversing is ensured;
2. According to the reversing valve with high reversing sensitivity, the telescopic rod, the compression spring, the reset spring and the push rod are arranged, when the push rod moves to squeeze the reset spring, the compression spring is compressed, so that the reset spring is stably contracted, the reset spring is protected, and the reversing stability is ensured;
3. This switching-over valve that switching-over sensitivity is high through setting up second sealing washer, annular plate and compression spring, when the push rod removes, drives compression spring extrusion second sealing washer, makes the expansion of second sealing washer, closely laminates with the electromagnetic body, has avoided revealing of oil.
Drawings
FIG. 1 is a schematic diagram of a reversing valve with high reversing sensitivity;
FIG. 2 is a schematic view of the valve body structure of the present utility model;
FIG. 3 is a schematic view of an electromagnet structure according to the present utility model;
FIG. 4 is a schematic diagram of the structure of the impurity removing pipeline according to the present utility model.
In the figure: 1. a valve body; 2. a cavity; 3. an oil delivery port; 4. a slide valve; 5. a push rod; 6. a spring seat; 7. a return spring; 8. a fixing plate; 9. a first seal ring; 10. an electromagnet; 11. an annular groove; 12. a telescopic rod; 13. a compression spring; 14. an annular plate; 15. a second seal ring; 16. impurity removing pipelines; 17. a connecting pipe; 18. an interception frame; 19. a magnet frame; 20. a plug.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1 to 4, in the present embodiment: the utility model provides a switching-over valve that switching-over sensitivity is high, including valve body 1, valve body 1 inside is provided with cavity 2, cavity 2 bottom is provided with defeated oil port 3, cavity 2 inside is provided with spool valve 4, be used for controlling flow direction and flow, spool valve 4 middle part is provided with push rod 5, be provided with spring holder 6 on the push rod 5, spring holder 6 one side is provided with reset spring 7, cavity 2 both sides are provided with fixed plate 8, fixed plate 8 one side is provided with first sealing washer 9, be used for sealing, valve body 1 both sides are provided with electromagnet 10, electromagnet 10 inside is provided with ring channel 11, ring channel 11 inside is provided with telescopic link 12, telescopic link 12 outside is provided with compression spring 13, be used for supplementary reset spring 7, telescopic link 12 one side is provided with annular plate 14, annular plate 14 one side is provided with second sealing washer 15, be used for sealing, valve body 1 bottom is provided with the edulcoration pipeline 16, be provided with connecting pipe 17 on the edulcoration pipeline 16, connecting pipe 17 inside is provided with interception frame 18, the connecting pipe 17 outside is provided with magnet frame 19, be used for attracting impurity, electromagnet 10 top is provided with plug 20.
In the embodiment, a cavity 2 is formed in the valve body 1, two oil delivery ports 3 are formed in the bottom of the valve body 1, and the oil delivery ports 3 are communicated with the cavity 2; the inside of the cavity 2 is connected with a slide valve 4 in a sliding way, two ends of the slide valve 4 are fixedly connected with push rods 5, two spring seats 6 are symmetrically sleeved outside the push rods 5, one side of each spring seat 6 is fixedly connected with a return spring 7, and the slide valve 4 moves to realize reversing by changing the pressure on the return spring 7; the two sides of the valve body 1 are fixedly connected with electromagnets 10, the two ends of the cavity 2 are fixedly connected with fixed plates 8, a first sealing ring 9 is fixedly connected between the fixed plates 8 and the electromagnets 10, the push rod 5 is slidably connected inside the electromagnets 10, one end of the reset spring 7 is fixedly connected to one side of the fixed plates 8, and the first sealing ring 9 plays a role in sealing to prevent oil leakage; an annular groove 11 is formed in the electromagnet 10, telescopic rods 12 are fixedly connected to the upper side and the lower side of the annular groove 11, compression springs 13 are sleeved on the telescopic rods 12, an annular plate 14 is fixedly connected to one end of each telescopic rod 12, a push rod 5 penetrates through the annular plate 14 and is fixedly connected with the annular plate 14, a second sealing ring 15 is fixedly connected to one side of the annular plate 14, and the push rod 5 moves to drive the annular plate 14 to squeeze the compression springs 13, so that the return springs 7 are not easy to bend greatly, and deformation of the return springs 7 is prevented from influencing the movement of the sliding valves 4; two edulcoration pipelines 16 of valve body 1 bottom fixedly connected with, edulcoration pipeline 16 are linked together with cavity 2, and threaded connection has connecting pipe 17 between the edulcoration pipeline 16, and connecting pipe 17 inside fixedly connected with interception frame 18, interception frame 18 are round platform form, and connecting pipe 17 outer wall fixedly connected with magnet frame 19, interception frame 18 play the interception effect to impurity, and magnet frame 19 can adsorb impurity fast.
The working principle and the using flow of the utility model are as follows: the operator energizes electromagnet 10, electromagnet 10 produces the magnetic field, attract spool valve 4 overcome reset spring 7 pressure, make spool valve 4 remove, remove through push rod 5, drive annular plate 14 extrusion compression spring 13, make reset spring 7 do not take place to bend by a wide margin, keep stable shrink, improve spool valve 4 removal's stability, annular plate 14 extrudees second sealing washer 15 under the elasticity effect, make second sealing washer 15 closely laminate with electromagnet 10 inner wall, prevent the oil leakage, when spool valve 4 slides, remove miscellaneous pipeline 16 and defeated oil port 3 intercommunication, intercept frame 18 can play the interception effect to the impurity, avoid impurity to block spool valve 4, guarantee switching-over efficiency.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A reversing valve with high reversing sensitivity is characterized in that: including valve body (1), valve body (1) inside is provided with cavity (2), cavity (2) bottom is provided with oil delivery port (3), cavity (2) inside is provided with spool valve (4), spool valve (4) middle part is provided with push rod (5), be provided with spring holder (6) on push rod (5), spring holder (6) one side is provided with reset spring (7), cavity (2) both sides are provided with fixed plate (8), fixed plate (8) one side is provided with first sealing washer (9), valve body (1) both sides are provided with electromagnet (10), electromagnet (10) inside is provided with ring channel (11), ring channel (11) inside is provided with telescopic link (12), telescopic link (12) outside is provided with compression spring (13), telescopic link (12) one side is provided with annular plate (14), annular plate (14) one side is provided with second sealing washer (15), valve body (1) bottom is provided with removes miscellaneous pipeline (16), remove miscellaneous pipeline (16) and be provided with connecting pipe (17), connecting pipe (17) inside is provided with ring channel (17), connecting pipe (17) outside is provided with connecting pipe (19), a plug (20) is arranged at the top of the electromagnet (10).
2. A reversing valve with high reversing sensitivity according to claim 1, characterized in that: the novel oil delivery valve is characterized in that a cavity (2) is formed in the valve body (1), two oil delivery ports (3) are formed in the bottom of the valve body (1), and the oil delivery ports (3) are communicated with the cavity (2).
3. A reversing valve with high reversing sensitivity according to claim 1, characterized in that: the novel sliding valve is characterized in that a sliding valve (4) is slidably connected inside the cavity (2), two ends of the sliding valve (4) are fixedly connected with a push rod (5), two spring seats (6) are symmetrically sleeved outside the push rod (5), and a reset spring (7) is fixedly connected to one side of each spring seat (6).
4. A reversing valve with high reversing sensitivity according to claim 1, characterized in that: the valve is characterized in that electromagnets (10) are fixedly connected to two sides of the valve body (1), fixing plates (8) are fixedly connected to two ends of the cavity (2), a first sealing ring (9) is fixedly connected between the fixing plates (8) and the electromagnets (10), the push rod (5) is slidably connected inside the electromagnets (10), and one end of the reset spring (7) is fixedly connected to one side of the fixing plates (8).
5. A reversing valve with high reversing sensitivity according to claim 1, characterized in that: annular groove (11) have been seted up to inside of electromagnet (10), both sides all fixedly connected with telescopic link (12) about annular groove (11), compression spring (13) have been cup jointed to telescopic link (12), the one end fixedly connected with annular plate (14) of telescopic link (12), push rod (5) run through annular plate (14) to with its fixed connection, one side fixedly connected with second sealing washer (15) of annular plate (14).
6. A reversing valve with high reversing sensitivity according to claim 1, characterized in that: two impurity removing pipelines (16) are fixedly connected to the bottom of the valve body (1), the impurity removing pipelines (16) are communicated with the cavity (2), connecting pipes (17) are connected between the impurity removing pipelines (16) in a threaded mode, an interception frame (18) is fixedly connected to the inside of each connecting pipe (17), each interception frame (18) is in a round table shape, and a magnet frame (19) is fixedly connected to the outer wall of each connecting pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323466281.3U CN221278618U (en) | 2023-12-19 | 2023-12-19 | Reversing valve with high reversing sensitivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323466281.3U CN221278618U (en) | 2023-12-19 | 2023-12-19 | Reversing valve with high reversing sensitivity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221278618U true CN221278618U (en) | 2024-07-05 |
Family
ID=91706418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323466281.3U Active CN221278618U (en) | 2023-12-19 | 2023-12-19 | Reversing valve with high reversing sensitivity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221278618U (en) |
-
2023
- 2023-12-19 CN CN202323466281.3U patent/CN221278618U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |