CN213361117U - Sealing structure for grain storage ventilation valve - Google Patents
Sealing structure for grain storage ventilation valve Download PDFInfo
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- CN213361117U CN213361117U CN202022144440.8U CN202022144440U CN213361117U CN 213361117 U CN213361117 U CN 213361117U CN 202022144440 U CN202022144440 U CN 202022144440U CN 213361117 U CN213361117 U CN 213361117U
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Abstract
The utility model discloses a sealing structure for grain storage ventilation valve, which comprises a ventilation valve body and a valve block, wherein the valve block is positioned in the inner cavity of the ventilation valve body, a valve rod penetrates through the top surface of the ventilation valve body, the end of the valve rod is rotationally connected with the ventilation valve body through a bearing, the valve block is arranged in the valve rod in a penetrating way, mounting grooves are symmetrically arranged in the ventilation valve body and positioned at the two sides of the valve rod, an L-shaped pull rod is arranged in the mounting grooves, the surface of one end of the L-shaped pull rod positioned in the mounting grooves is fixedly connected with an extrusion plate, the extrusion plate is elastically connected with the mounting grooves through a first spring, one side of the extrusion plate is provided with a sponge block, one side of the mounting grooves close to the valve rod is provided, the liquid inlet channel extends to the mounting groove, the surface of the ventilation valve body is provided with a moving groove, and one side of the L-shaped pull rod penetrates through the inside of the moving groove; through the round beads arranged, the working efficiency of the sealing structure of the ventilation valve is improved.
Description
Technical Field
The utility model relates to a seal structure technical field especially relates to a seal structure that is used for grain to store ventilation valve door.
Background
China is the biggest country for producing and consuming rice in the world, and particularly rice is used as traditional food in China, and the positions of nutrition and taste quality of the rice in diet are very important. In the circulation link of grain, the storage of grain is more important. Need ventilate it at the in-process that grain was stored, need use the vent valve, in the vent valve, install the valve block and play sealed effect.
However, various problems still exist in the sealing structures of various ventilation valves in the market in the using process, and the problems that the friction force of the rotating connection part of the valve rod and the ventilation valve body on the existing sealing structure is increased, the rotating efficiency of the valve plate can be reduced, and further the working efficiency of the sealing structure of the ventilation valve is reduced are not solved, so that the sealing structure for the grain storage ventilation valve is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a seal structure for grain stores ventilation valve door, the valve rod on seal structure increases with the rotation junction frictional force of ventilation valve body, through the ball that sets up, is favorable to improving the rotation efficiency of valve block to ventilation valve door seal structure's work efficiency has been improved.
In order to solve the technical problem, the utility model provides a following technical scheme: a sealing structure for a grain storage ventilation valve comprises a ventilation valve body and a valve block, wherein the valve block is positioned in an inner cavity of the ventilation valve body, a valve rod penetrates through the top surface of the ventilation valve body, the tail end of the valve rod is rotatably connected with the ventilation valve body through a bearing, the valve block is arranged in the valve rod in a penetrating manner, mounting grooves are symmetrically formed in the ventilation valve body and positioned on two sides of the valve rod, an L-shaped pull rod penetrates through the mounting grooves, a squeezing plate is fixedly connected to the surface of one end, positioned in the mounting groove, of the L-shaped pull rod, the squeezing plate is elastically connected with the mounting groove through a first spring, a sponge block is arranged on one side of the squeezing plate, a liquid outlet is formed in one side, close to the valve rod, of the mounting groove, a round ball is rotatably connected to the inside of the liquid outlet, a liquid inlet channel is, one side of the L-shaped pull rod penetrates through the inner part of the moving groove.
As a preferred technical scheme of the utility model, the inside of valve rod seted up with valve block assorted bar groove, the mounting hole has been seted up to the surface symmetry of valve block, the inside of mounting hole is provided with the second spring, the one end of second spring is provided with the buckle, the surface symmetry of valve rod seted up with buckle assorted draw-in groove.
As a preferred technical scheme of the utility model, the valve rod is located the outside one end surface of ventilation valve body and is provided with the valve rod seat, and valve rod seat and ventilation valve body fixed connection.
As an optimized technical scheme of the utility model, the top surface of valve rod seat is provided with changes the handle, and changes the shape of handle and be "T" shape.
As a preferred technical scheme of the utility model, the surface cover of changeing the handle is equipped with anti-skidding cover, and the surface of anti-skidding cover is provided with anti-skidding line.
As an optimized technical proposal of the utility model, micropores are evenly arranged on the surface of the sponge block, and the shape of the micropores is hexagonal.
As an optimal technical scheme of the utility model, a side surface of inlet channel is provided with the stopper, and stopper and ventilation valve body swing joint.
As a preferred technical scheme of the utility model, the both ends skin weld of ventilation valve body has the ring flange, and the surface of ring flange evenly sets up threaded hole.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
1. through the arranged round beads, the increase of friction force at the rotary connection part of the valve rod and the ventilation valve body on the sealing structure is effectively avoided, so that the rotary efficiency of the valve plate is influenced, a certain lubricating effect is achieved, and the working efficiency of the sealing structure of the ventilation valve is improved;
2. through the buckle that sets up, effectively avoided using bolted connection between the valve block on the seal structure and the valve rod, the installation, dismantle the process loaded down with trivial details, be favorable to using manpower sparingly, improved staff's installation, dismantlement efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the valve plate and the vent valve body of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;
FIG. 4 is a partial side view of the valve plate and valve stem of FIG. 1 according to the present invention;
wherein: 1. a vent valve body; 2. a valve plate; 3. buckling; 4. a valve stem; 5. a moving groove; 6. a liquid inlet channel; 7. an L-shaped pull rod; 8. a pressing plate; 9. a sponge block; 10. a first spring; 11. a ball; 12. a liquid outlet; 13. mounting holes; 14. a second spring; 15. a clamping groove.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in fig. 1-3, a sealing structure for a grain storage ventilation valve comprises a ventilation valve body 1, a valve plate 2, the valve plate 2 is located in an inner cavity of the ventilation valve body 1, a valve rod 4 penetrates through the top surface of the ventilation valve body 1, the end of the valve rod 4 is rotatably connected with the ventilation valve body 1 through a bearing, the valve plate 2 is arranged in the valve rod 4 in a penetrating manner, mounting grooves are symmetrically formed in the ventilation valve body 1 and located on two sides of the valve rod 4, an L-shaped pull rod 7 is arranged in the mounting grooves in a penetrating manner, a squeezing plate 8 is fixedly connected to the surface of one end of the L-shaped pull rod 7 located in the mounting grooves, the squeezing plate 8 is elastically connected with the mounting grooves through a first spring 10, a sponge block 9 is arranged on one side of the squeezing plate 8, a liquid outlet 12 is formed in one side of the mounting grooves close to the valve rod 4, a round ball, a moving groove 5 is formed in the surface of the ventilation valve body 1, and one side of an L-shaped pull rod 7 penetrates through the moving groove 5;
firstly, lubricating oil is injected into the mounting groove through the liquid inlet channel 6, the L-shaped pull rod 7 is pulled, so that the first spring 10 is compressed, after the sponge block 9 completely absorbs the lubricating oil, the L-shaped pull rod 7 is loosened, the extrusion plate 8 connected with one end of the L-shaped pull rod 7 extrudes the sponge block 9 by the elasticity of the first spring 10, the lubricating oil in the sponge block 9 is extruded out and flows to the position of the liquid outlet 12 to wet the surface of the ball 11, when the valve rod 4 rotates, the ball 11 clinging to the surface of the valve rod is driven to rotate, so that the lubricating oil on the surface of the ball 11 can be coated on the surface of the valve rod 4, the ball 11 effectively avoids the increase of the friction force at the rotary connection part of the valve rod 4 and the ventilation valve body 1 on the sealing structure, thereby influence the rotation efficiency of valve block 2, played certain lubrication action to the work efficiency of ventilation valve seal structure has been improved.
In another embodiment, the embodiment discloses a connection mode between the valve rod 4 and the valve plate 2, as shown in fig. 1 and 4, a strip-shaped groove matched with the valve plate 2 is formed in the valve rod 4, mounting holes 13 are symmetrically formed in the surface of the valve plate 2, a second spring 14 is arranged in each mounting hole 13, a buckle 3 is arranged at one end of each second spring 14, and clamping grooves 15 matched with the buckles 3 are symmetrically formed in the surface of the valve rod 4;
at first, when needs installation valve block 2 on valve rod 4, press two sets of buckles 3, second spring 14 is compressed when pressing buckle 3, then insert bar inslot portion with valve block 2 again, buckle 3 is popped out from the inside of draw-in groove 15 with the help of second spring 14's elasticity, thereby fixed being connected between valve rod 4 and the valve block 2, when valve block 2 is dismantled to needs, inwards press two sets of buckles 3, make buckle 3 leave the inside of draw-in groove 15, take out valve block 2 from the inside in bar groove again, thereby dismantle valve block 2, buckle 3 through setting up, effectively avoided using bolted connection between valve block 2 and the valve rod 4 on the seal structure, the installation, the dismantlement process is loaded down with trivial details, be favorable to using manpower sparingly, staff's installation has been improved, the dismantlement efficiency.
In another embodiment, the present embodiment discloses a valve stem seat disposed on one end surface of the valve stem 4 located at the vent valve body 1, as shown in fig. 1, one end surface of the valve stem 4 located outside the vent valve body 1 is provided with the valve stem seat, and the valve stem seat is fixedly connected with the vent valve body 1;
the valve rod 4 is conveniently positioned by arranging the valve rod seat on the surface of one end of the vent valve body 1, which is positioned on the valve rod 4.
In another embodiment, the embodiment discloses a T-shaped rotating handle arranged on the top surface of the valve rod seat, as shown in FIG. 1, the rotating handle is arranged on the top surface of the valve rod seat, and the rotating handle is in a T shape;
the valve rod 4 is convenient to rotate through the T-shaped rotating handle arranged on the top surface of the valve rod seat.
In another embodiment, the embodiment discloses an anti-slip sleeve sleeved on the surface of the rotating handle and anti-slip lines arranged on the surface of the anti-slip sleeve, as shown in fig. 1, the anti-slip sleeve is sleeved on the surface of the rotating handle, and the anti-slip lines are arranged on the surface of the anti-slip sleeve;
the anti-skidding cover and the anti-skidding line that anti-skidding cover surface set up on the surface of rotating the handle are located to the cover, play certain anti-skidding effect when being convenient for rotate and rotate the handle.
In another embodiment, the embodiment discloses the shape of micropores uniformly formed on the surface of the sponge block 9, as shown in fig. 3, the surface of the sponge block 9 is uniformly provided with micropores, and the shape of the micropores is hexagonal;
the shape of micropores uniformly arranged on the surface of the sponge block 9 is hexagonal, so that the sponge block 9 can better absorb lubricating oil.
In another embodiment, the embodiment discloses a plug arranged on one side surface of the liquid inlet channel 6, as shown in fig. 2, one side surface of the liquid inlet channel 6 is provided with the plug, and the plug is movably connected with the ventilation valve body 1;
the dirt is prevented from falling into the interior of the inlet passage 6 by a plug provided on one side surface of the inlet passage 6.
In another embodiment, the embodiment discloses flange plates welded on the surfaces of two ends of the ventilation valve body 1 and threaded holes uniformly formed on the surfaces of the flange plates, as shown in fig. 1, the flange plates are welded on the surfaces of two ends of the ventilation valve body 1, and the surfaces of the flange plates are uniformly provided with the threaded holes;
through welding the ring flange of the surface of ventilation valve body 1 both ends and the screw hole that the ring flange surface was evenly seted up, the ventilation valve body 1 of being convenient for links to each other with the external object.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a seal structure for grain stores vent flap, includes vent valve body (1), valve block (2) are located the inner chamber of vent valve body (1), the top surface of vent valve body (1) runs through has valve rod (4), the end of valve rod (4) is passed through the bearing and is connected with vent valve body (1) rotation, the inside of valve rod (4), its characterized in that are worn to locate in valve block (2): the inside of the ventilation valve body (1) and the two sides of the valve rod (4) are symmetrically provided with mounting grooves, an L-shaped pull rod (7) penetrates through the mounting groove, a squeezing plate (8) is fixedly connected to the surface of one end of the L-shaped pull rod (7) positioned in the mounting groove, the extrusion plate (8) is elastically connected with the installation groove through a first spring (10), one side of the extrusion plate (8) is provided with a sponge block (9), one side of the installation groove close to the valve rod (4) is provided with a liquid outlet (12), a ball (11) is rotatably connected inside the liquid outlet (12), a liquid inlet channel (6) is arranged on the surface of the ventilation valve body (1), the liquid inlet channel (6) extends to the mounting groove, the surface of the ventilation valve body (1) is provided with a moving groove (5), one side of the L-shaped pull rod (7) penetrates through the moving groove (5).
2. The sealing structure for the grain storage ventilation valve according to claim 1, characterized in that: the valve is characterized in that a strip-shaped groove matched with the valve block (2) is formed in the valve rod (4), a mounting hole (13) is formed in the surface of the valve block (2) in a symmetrical mode, a second spring (14) is arranged inside the mounting hole (13), a buckle (3) is arranged at one end of the second spring (14), and a clamping groove (15) matched with the buckle (3) is formed in the surface of the valve rod (4) in a symmetrical mode.
3. The sealing structure for the grain storage ventilation valve according to claim 1, characterized in that: and a valve rod seat is arranged on the surface of one end, positioned outside the ventilation valve body (1), of the valve rod (4), and the valve rod seat is fixedly connected with the ventilation valve body (1).
4. A sealing structure for a grain storage ventilation valve according to claim 3, characterized in that: the top surface of the valve rod seat is provided with a rotating handle, and the rotating handle is T-shaped.
5. The sealing structure for the grain storage ventilation valve according to claim 4, wherein: the surface cover of changeing the handle is equipped with anti-skidding cover, and the surface of anti-skidding cover is provided with anti-skidding line.
6. The sealing structure for the grain storage ventilation valve according to claim 1, characterized in that: micropores are uniformly formed in the surface of the sponge block (9), and the shape of each micropore is hexagonal.
7. The sealing structure for the grain storage ventilation valve according to claim 1, characterized in that: and a plug is arranged on the surface of one side of the liquid inlet channel (6), and the plug is movably connected with the ventilation valve body (1).
8. The sealing structure for the grain storage ventilation valve according to claim 1, characterized in that: the ventilation valve body (1) is characterized in that flange plates are welded on the surfaces of two ends of the ventilation valve body, and threaded holes are uniformly formed in the surfaces of the flange plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022144440.8U CN213361117U (en) | 2020-09-25 | 2020-09-25 | Sealing structure for grain storage ventilation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022144440.8U CN213361117U (en) | 2020-09-25 | 2020-09-25 | Sealing structure for grain storage ventilation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213361117U true CN213361117U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022144440.8U Active CN213361117U (en) | 2020-09-25 | 2020-09-25 | Sealing structure for grain storage ventilation valve |
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| Country | Link |
|---|---|
| CN (1) | CN213361117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115451147A (en) * | 2022-09-07 | 2022-12-09 | 高邮市高农机械配件有限公司 | Valve with good sealing performance |
-
2020
- 2020-09-25 CN CN202022144440.8U patent/CN213361117U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115451147A (en) * | 2022-09-07 | 2022-12-09 | 高邮市高农机械配件有限公司 | Valve with good sealing performance |
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