CN214946545U - Long-life track ball valve convenient to overhaul - Google Patents
Long-life track ball valve convenient to overhaul Download PDFInfo
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- CN214946545U CN214946545U CN202121238184.7U CN202121238184U CN214946545U CN 214946545 U CN214946545 U CN 214946545U CN 202121238184 U CN202121238184 U CN 202121238184U CN 214946545 U CN214946545 U CN 214946545U
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- valve
- valve rod
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- rod
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Abstract
The utility model relates to the technical field of valves, specifically be a high life track ball valve convenient to overhaul, including valve body, valve rod passageway, valve rod and drive assembly, the both ends of valve rod passageway are connected respectively the valve body with drive assembly, the valve rod set up in the valve rod passageway and its with the drive assembly transmission is connected, its characterized in that still includes case, disk seat and notes fat subassembly, the case set up in the lower extreme of valve rod, the valve rod drive the case motion, the disk seat set up in the valve body and its with the case can cooperate inclosed, annotate fat subassembly set up in the case with between the disk seat, should annotate fat subassembly be used for to the grease is injected into at the combination position of case and disk seat. Make when appearing wearing and tearing between case and the disk seat and leaking through annotating the fat subassembly, need the manual work to overhaul the valve, can inject into grease emergency seal between case and the disk seat through annotating the fat subassembly this moment.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a convenient to overhaul's high life track ball valve.
Background
In order to achieve a frictionless operation mode, when the valve is opened, the valve rod is firstly lifted to separate the valve ball from the valve seat, and then the valve rod drives the valve ball to rotate to an opening position; when the valve is closed, the valve rod drives the valve ball to rotate under the condition of not contacting the valve seat, and then the valve rod descends to press the valve ball tightly on the valve seat. However, the orbital ball valve can produce the situation of not tight seal and leakage in the use process.
Patent document CN201820199375.9 discloses a manual formula high performance track ball valve, including the ball valve body, and set up in the valve gap of ball valve body upper end, and set up in the drive arrangement of valve gap upper end, the ball valve body is including the valve body, and sets up in the inside spheroid of valve body, and set up in the disk seat of spheroid one end, the inside valve rod that is provided with of valve gap, valve gap one end is provided with annotates the fat device, annotate the fat device including annotating the fat valve, and set up in the hollow tube of annotating fat valve lower extreme, the front end of hollow tube be provided with hollow tube integrated into one piece, and with the valve gap intercommunication penetrate the fat mouth, the upper end of penetrating the fat mouth is provided with the chamber of packing that contacts with the valve rod surface.
However, the manual high-performance orbital ball valve disclosed in the above patent has a problem that grease cannot be injected to the valve element and the valve seat only by injecting grease to the side wall of the valve rod.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a high life track ball valve convenient to overhaul, it makes when appearing wearing and tearing and leaking between case and the disk seat through annotating the fat subassembly, needs the manual work to overhaul the valve, can pour into grease into between case and the disk seat through annotating the fat subassembly and promptly seal this moment, has solved only annotate the fat on the lateral wall to the valve rod among the background art, and can not locate to annotate the problem of fat to case and disk seat.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high life track ball valve convenient to overhaul, includes valve body, valve rod passageway, valve rod and drive assembly, the both ends of valve rod passageway are connected respectively the valve body with drive assembly, the valve rod set up in the valve rod passageway and its with the drive assembly transmission is connected, its characterized in that still includes case, disk seat and notes fat subassembly, the case set up in the lower extreme of valve rod, the valve rod drive the case motion, the disk seat set up in the valve body and its with the case cooperable is airtight, annotate the fat subassembly set up in the case with between the disk seat, should annotate the fat subassembly be used for to the grease is poured into to the joint position of case and disk seat.
As an improvement, the bottom of the valve rod is provided with a polygonal column, the valve core is provided with a polygonal hole matched with the valve rod, and the valve rod is matched with the valve core in an inserted manner.
As an improvement, the driving assembly drives the valve rod to lift, a spiral guide groove is formed in the side wall of the upper portion of the valve rod, a guide pin is arranged on the position, corresponding to the spiral guide groove, of the valve rod channel, and the guide pin drives the valve rod to rotate.
As an improvement, the position of the valve rod combined with the valve core is arranged to be an inclined plane, and the valve rod is lifted and descended to drive the valve core to be far away from or attached to the valve seat by utilizing the inclined plane.
As an improvement, the grease injection assembly comprises a grease injection ring and a grease injection valve connected with the grease injection ring, the joint of the valve seat and the valve core is provided with an annular groove, the grease injection ring is arranged in the annular groove, and the grease injection valve injects grease into the grease injection ring and flows between the valve core and the valve seat.
As an improvement, a plurality of discharge ports are uniformly distributed on the grease injection ring at equal intervals, and the discharge ports are arranged right opposite to the joint gap between the valve seat and the valve core.
As an improvement, the injection ring is divided into a first ring piece a and a second ring piece b, a plurality of guide grooves are formed in the first ring piece a, and the guide grooves are arranged in one-to-one correspondence to the discharge holes.
The beneficial effects of the utility model reside in that:
(1) the utility model discloses through annotating the fat subassembly and making when wearing and tearing appear leaking between case and the disk seat, need the manual work to overhaul the valve, can annotate the urgent sealing of grease injection between case and the disk seat through annotating the fat subassembly at this moment;
(2) the utility model can uniformly fill the grease into the joint gap between the valve seat and the valve core through the equally distributed discharge ports;
(3) the utility model discloses a set up the guiding gutter one-to-one the discharge gate for each discharge gate can export the grease simultaneously, and is quick and synchronous.
To sum up, the utility model has the advantages of manual switching control, quick test feedback, simple structure especially are applicable to valve technical field.
Drawings
Fig. 1 is an axial view of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2;
FIG. 5 is an enlarged view of the point C in FIG. 4;
FIG. 6 is a schematic view of the valve stem of the present invention;
fig. 7 is a front view schematically illustrating the present invention;
FIG. 8 is a schematic view in partial section taken along line D-D in FIG. 7;
fig. 9 is a schematic diagram of the explosion structure of the alicyclic injection ring of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Example 1:
as shown in fig. 1 to 4, a long-life track ball valve convenient for maintenance comprises a valve body 1, a valve rod channel 2, a valve rod 3 and a driving assembly 4, wherein two ends of the valve rod channel 2 are respectively connected with the valve body 1 and the driving assembly 4, the valve rod 3 is arranged in the valve rod channel 2 and is in transmission connection with the driving assembly 4, the track ball valve further comprises a valve core 5, a valve seat 6 and a grease injection assembly 7, the valve core 5 is arranged at the lower end of the valve rod 3, the valve rod 3 drives the valve core 5 to move, the valve seat 6 is arranged in the valve body 1 and can be matched and sealed with the valve core 5, the grease injection assembly 7 is arranged between the valve core 5 and the valve seat 6, and the grease injection assembly 7 is used for injecting grease into a joint of the valve core 5 and the valve seat 6.
It should be noted that the function of grease can be used as a lubricant, and can also seal the joint of the valve element 5 and the valve seat 6, when the valve element 5 and the valve seat 6 are worn and leaked, the valve needs to be repaired manually, and at this time, grease can be injected between the valve element 5 and the valve seat 6 through the grease injection assembly for emergency sealing.
Further, the bottom of the valve rod 3 is provided with a polygonal column, the valve core 5 is provided with a polygonal hole matched with the valve rod 3, and the valve rod 3 is matched with the valve core 5 in an inserting mode.
As shown in fig. 3, 4 and 6, further, the driving assembly 4 drives the valve rod 3 to move up and down, a spiral guide groove 31 is formed on an upper side wall of the valve rod 3, a guide pin 8 is arranged at a position of the valve rod channel 2 corresponding to the spiral guide groove 31, and the guide pin 8 drives the valve rod 3 to rotate.
Furthermore, the position where the valve rod 3 is combined with the valve core 5 is set to be an inclined plane, and the lifting of the valve rod 3 drives the valve core 5 to be away from or attached to the valve seat 6 by utilizing the inclined plane.
Further, the grease injection assembly 7 comprises a grease injection ring 71 and a grease injection valve 72 connected with the grease injection ring 71, a joint portion of the valve seat 6 and the valve element 5 is provided with an annular groove 61, the grease injection ring 71 is arranged in the annular groove 61, and the grease injection valve 72 injects grease into the grease injection ring 71 and flows between the valve element 5 and the valve seat 6.
As shown in fig. 5, a plurality of discharge ports 711 are uniformly distributed on the alicyclic injection ring 71 at equal intervals, and the discharge ports 711 are arranged opposite to the joint gap between the valve seat 6 and the valve element 5.
It should be noted that the equally spaced discharge ports 711 can uniformly fill grease into the joint gap between the valve seat 6 and the valve element 5.
As shown in fig. 5, 8 and 9, the alicyclic injection ring 71 is further divided into a first ring piece 71a and a second ring piece 71b, a plurality of flow guide grooves 712 are formed in the first ring piece 71a, and the flow guide grooves 712 are arranged in one-to-one correspondence with the discharge holes 711.
It should be noted that the flow guide grooves 712 are arranged in one-to-one correspondence to the discharge ports 711, so that the discharge ports 711 can output grease at the same time, and the grease is fast and synchronous.
The working process is as follows:
the valve is opened, the driving assembly 4 drives the valve rod 3 to move upwards, the valve core 5 is driven by the combined part of the valve rod 3 and the valve core 5 to move transversely to be separated from the valve seat 6, and then the valve rod 3 rotates 90 degrees by the guide pin 8 matched with the spiral guide groove 31 in the process that the valve rod 3 moves upwards continuously, the valve rod 3 rotates to drive the valve core 5 to rotate, so that the valve is conducted; the closing operation of the valve is opposite to the opening operation of the valve.
When the valve is started for too many times to cause poor tightness of the valve core 5 and the valve seat 6, the grease injection assembly 7 is manually started to inject grease between the valve core 5 and the valve seat 6 for sealing, so that maintenance is facilitated, grease is injected from the grease injection valve 72 in a specific operation mode, the grease flows to the discharge ports 711 through the flow guide grooves 712, and the uniformly distributed discharge ports 711 can simultaneously output the grease to a combined gap between the valve core 5 and the valve seat 6 to realize rapid filling.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A high life orbital ball valve for easy maintenance comprising:
a valve body (1); and
a drive assembly (4);
it is characterized by also comprising:
a valve core (5);
a valve seat (6); and
a grease injection assembly (7);
the driving component (4) drives the valve core (5) to move,
the valve seat (6) is arranged in the valve body (1) and can be matched and sealed with the valve core (5),
the grease injection assembly (7) is arranged between the valve core (5) and the valve seat (6), and the grease injection assembly (7) is used for injecting grease into a joint of the valve core (5) and the valve seat (6).
2. An easy to service high life orbital ball valve as claimed in claim 1 further comprising:
a valve stem channel (2); and
a valve stem (3);
two ends of the valve rod channel (2) are respectively connected with the valve body (1) and the driving component (4),
the valve rod (3) is arranged in the valve rod channel (2) and is in transmission connection with the driving component (4),
the lower end of the valve rod (3) is connected with the valve core (5) and drives the valve core to move.
3. An easy-to-service long-life orbital ball valve according to claim 2,
the bottom of the valve rod (3) is provided with a polygonal column,
a multi-edge hole matched with the valve rod (3) is arranged on the valve core (5),
the valve rod (3) is in plug-in fit with the valve core (5).
4. An easy-to-service long-life orbital ball valve according to claim 3,
the driving component (4) drives the valve rod (3) to lift,
a spiral guide groove (31) is arranged on the side wall of the upper part of the valve rod (3),
the valve rod channel (2) is provided with a guide pin (8) corresponding to the spiral guide groove (31),
the guide pin (8) drives the valve rod (3) to rotate.
5. An easy-to-service long-life orbital ball valve according to claim 4,
the part of the valve rod (3) combined with the valve core (5) is arranged as an inclined plane,
the lifting of the valve rod (3) drives the valve core (5) to be away from or attached to the valve seat (6) by utilizing the inclined plane.
6. An easy-to-service long-life orbital ball valve according to claim 1,
the grease injection assembly (7) comprises a grease injection ring (71) and a grease injection valve (72) connected with the grease injection ring (71),
the joint part of the valve seat (6) and the valve core (5) is arranged to be an annular groove (61),
the alicyclic injection ring (71) is arranged in the annular groove (61),
the grease injection valve (72) injects grease into the grease injection ring (71) and flows between the valve element (5) and the valve seat (6).
7. An easy-to-service long-life orbital ball valve according to claim 6,
a plurality of discharge holes (711) are uniformly distributed on the alicyclic injection ring (71) at equal intervals,
the discharge hole (711) is arranged right opposite to the joint gap between the valve seat (6) and the valve core (5).
8. An easy-to-service long-life orbital ball valve according to claim 7,
the alicyclic injection ring (71) is divided into a first ring piece (71a) and a second ring piece (71b),
the first ring piece (71a) is provided with a plurality of flow guide grooves (712),
the flow guide grooves (712) are arranged in one-to-one correspondence to the discharge holes (711).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121238184.7U CN214946545U (en) | 2021-06-04 | 2021-06-04 | Long-life track ball valve convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121238184.7U CN214946545U (en) | 2021-06-04 | 2021-06-04 | Long-life track ball valve convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214946545U true CN214946545U (en) | 2021-11-30 |
Family
ID=79055155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121238184.7U Active CN214946545U (en) | 2021-06-04 | 2021-06-04 | Long-life track ball valve convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214946545U (en) |
-
2021
- 2021-06-04 CN CN202121238184.7U patent/CN214946545U/en active Active
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