CN215305412U - Novel damping device - Google Patents
Novel damping device Download PDFInfo
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- CN215305412U CN215305412U CN202120007267.9U CN202120007267U CN215305412U CN 215305412 U CN215305412 U CN 215305412U CN 202120007267 U CN202120007267 U CN 202120007267U CN 215305412 U CN215305412 U CN 215305412U
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Abstract
The utility model discloses a novel damping device, which comprises a shaft sleeve, a shaft core, an adjusting nut, blades and an end cover, wherein the shaft sleeve is arranged on the shaft core; the shaft sleeve is provided with an oil cavity and a mounting cavity, the side wall of the oil cavity is provided with two opposite separating ribs, and the end wall of the oil cavity is provided with a through hole so as to communicate the oil cavity with the mounting cavity; the shaft core is rotationally matched between the two spacing ribs, and the adjusting nut is matched in the mounting cavity; an oil passing mechanism is arranged between the shaft core and the adjusting nut and comprises two first oil passing grooves arranged at the end part of the shaft core and an oil sealing column arranged at the end part of the adjusting nut; the intersection of the two first oil passing grooves forms a cylindrical surface; the oil sealing column is inserted between the cylindrical surfaces, and the size of the oil passing mechanism is adjusted by adjusting the matching depth of the adjusting nut and the mounting cavity; the blades are arranged on the side wall of the shaft core and synchronously rotate and are movably matched with the shaft core on the side wall of the oil cavity between the two partition ribs so as to enable oil to flow; the end cover is sleeved on the shaft core and is in sealing fit with the opening of the oil cavity. The utility model reduces the oil passing stroke, thereby improving the flexibility of adjusting the resistance of the product.
Description
Technical Field
The utility model relates to the technical field of toilet accessories, in particular to a novel damping device.
Background
The closestool cover plate on the market at present adopts hydraulic damping mechanism to realize the function that rotatory buffering falls slowly, lightly when opening, the function of the silence that falls slowly when closing through set up the oily passageway of mistake of gradual change in the attenuator in order to reach the apron to avoid the closestool cover plate to overturn suddenly and produce the slapping noise, guarantee that the user has good experience when using the closestool.
The traditional hydraulic damping mechanism is provided with a groove or a hole at the end of an adjusting nut to serve as an oil passing channel, and has the defects of low oil passing speed, low resistance change and low flexibility of product resistance adjustment due to overlong oil passing stroke.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel damping device, which reduces the oil passing stroke, thereby improving the flexibility of adjusting the resistance of a product.
In order to achieve the above purpose, the solution of the utility model is:
a novel damping device comprises a shaft sleeve, a shaft core, an adjusting nut, a blade and an end cover; the shaft sleeve is provided with an oil cavity and an installation cavity, two opposite partition ribs are arranged on the side wall of the oil cavity, and a through hole is formed in the end wall of the oil cavity so that the oil cavity is communicated with the installation cavity; the shaft core is rotationally matched between the two spacer ribs, and the adjusting nut is in threaded connection with the mounting cavity; an oil passing mechanism is arranged between the shaft core and the adjusting nut and comprises two first oil passing grooves arranged at the end part of the shaft core and an oil sealing column arranged at the end part of the adjusting nut; a cylindrical surface matched with the oil sealing column is formed at the intersection of the two first oil passing grooves; the oil sealing column is inserted between the cylindrical surfaces, and the size of the oil passing mechanism is adjusted by adjusting the matching depth of the adjusting nut and the mounting cavity; the blades are arranged on the side wall of the shaft core and synchronously rotate and movably matched with the shaft core on the side wall of the oil cavity between the two partition ribs so as to enable oil to flow; the end cover is sleeved on the shaft core and is in sealing fit with the opening of the oil cavity.
The oil cavity, the mounting cavity and the through hole are coaxially arranged.
And a second oil passing groove with gradually increased depth along the opening direction of the product is formed in the end wall of the oil cavity.
The shaft core comprises a sealing ring which is in running fit with the inner side of the end cover, and an outer shaft and an inner shaft which are connected with two ends of the sealing ring; the end cover is sleeved on the outer shaft; the inner shaft is rotatably matched between the two spacing ribs, and the side wall of the inner shaft is provided with two opposite convex wings which can rotate along with the shaft core between the spacing ribs; the axial direction of the convex wing is provided with a pivoting groove, and the blades are pivoted and matched in the pivoting groove.
And a third oil passing groove with the depth gradually increasing along the opening direction of the product is formed in one side of the sealing ring facing the oil cavity.
And the diagonal positions of the outer shaft are provided with a torque stress groove.
The surface of the inner shaft is provided with a boss for matching the separation rib, the surface of the boss is provided with a contact arc surface, the distance between the contact arc surface and the center of the inner shaft is gradually reduced along the opening direction of a product, and the outer side of the separation rib is abutted against the contact arc surface when the shaft core and the shaft sleeve rotate relatively.
The number of the blades is two, and at least one oil passing window is arranged on each blade.
The novel damping device further comprises a first sealing ring and a sealing gasket which are arranged between the end cover and the shaft core, and a second sealing ring which is arranged between the adjusting nut and the mounting cavity.
After the technical scheme is adopted, the first oil passing groove is formed in the end portion of the shaft core, the oil sealing column is arranged on the adjusting nut, the oil sealing column is matched with the cylindrical surface at the intersection of the first oil passing groove to form the oil passing channel of the product, the matching depth of the oil sealing column and the cylindrical surface can be adjusted by screwing the adjusting nut, and the size of the oil passing channel can be adjusted.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is a perspective view of a bushing in accordance with an embodiment of the present invention;
FIG. 4 is a perspective view of a mandrel in accordance with an embodiment of the present invention;
FIG. 5 is a perspective view of an adjustment nut in accordance with an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of an embodiment of the present invention;
FIG. 7 is a schematic diagram of an open state of an oil passage according to an embodiment of the present invention;
FIG. 8 is a schematic view of a closed state of an oil passage according to an embodiment of the present invention;
the reference numbers illustrate:
a shaft sleeve 1; an oil chamber 11; spacer ribs 111; a through-hole 112; a second oil passing groove 113; a mounting cavity 12; a shaft core 2; a seal ring 21; a third oil passing groove 211; an outer shaft 22; a torque force groove 221; an inner shaft 23; a first oil passing groove 231; a cylindrical surface 232; the convex wings 233; a pivot groove 234; a boss 235; contact arc 236; an adjusting nut 3; an oil seal column 31; a blade 4; an oil passing window 41; an end cap 5; a first seal ring 6; a sealing gasket 7; and a second seal ring 8.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
The utility model relates to a novel damping device which comprises a shaft sleeve 1, a shaft core 2, an adjusting nut 3, blades 4 and an end cover 5.
The shaft sleeve 1 is provided with an oil cavity 11 and a mounting cavity 12, two opposite partition ribs 111 are arranged on the side wall of the oil cavity 11, and a through hole 112 is arranged on the end wall of the oil cavity 11 so as to enable the oil cavity 11 to be communicated with the mounting cavity 12;
the shaft core 2 is rotationally matched between the two spacing ribs 111, and the adjusting nut 3 is in threaded connection in the mounting cavity 12; an oil passing mechanism is arranged between the shaft core 2 and the adjusting nut 3, and comprises two first oil passing grooves 231 arranged at the end part of the shaft core 2 and an oil sealing column 31 arranged at the end part of the adjusting nut 3; a cylindrical surface 232 matched with the oil seal column 31 is formed at the intersection of the two first oil passing grooves 231; the oil sealing column 31 is inserted between the cylindrical surfaces 232, and the size of the oil passing mechanism is adjusted by adjusting the matching depth of the adjusting nut 3 and the mounting cavity 12;
the vanes 4 are arranged on the side wall of the shaft core 2 and are synchronously rotated and movably matched with the shaft core 2 on the side wall of the oil cavity 11 between the two partition ribs 111 so as to enable oil to flow;
the end cover 5 is sleeved on the shaft core 2 and is in sealing fit with the opening of the oil cavity 11.
Referring to fig. 1-6, a specific embodiment of the present invention is shown.
The oil chamber 11, the mounting chamber 12 and the through hole 112 are coaxially arranged, so that a good assembly relation is ensured, and the convenience of product assembly is improved.
The end wall of the oil chamber 11 is provided with a second oil passing groove 113 whose depth gradually increases along the opening direction of the product (i.e. the opening of the toilet cover plate mounted on the toilet cover plate) to further improve the oil passing effect of the present invention and realize the operation experience of easy opening and slow falling.
The shaft core 2 comprises a sealing ring 21 which is rotatably matched at the inner side of the end cover 5, an outer shaft 22 and an inner shaft 23 which are connected at two ends of the sealing ring 21; the end cover 5 is sleeved on the outer shaft 22; the inner shaft 23 is rotatably matched between the two spacing ribs 111, the side wall of the inner shaft 23 is provided with two opposite convex wings 233, and the convex wings 233 can rotate along with the shaft core 2 between the spacing ribs 111; the protruding wing 233 is provided with a pivot groove 234 in an axial direction thereof, and the blade 4 is pivotally fitted in the pivot groove 234. In this embodiment, a third oil passing groove 211 with gradually increasing depth along the opening direction of the product (cover plate) is formed on one side of the sealing ring 21 facing the oil chamber 11, so as to improve the oil passing capability in the oil chamber 11, further improve the operation experience of a user, and achieve the purpose of labor saving in operation; the side of outer axle 22 is provided with at least one moment of torsion atress groove 221 to effectively increase the lifting surface area in outer axle 22 position, thereby improve axle core 2 moment of torsion bearing capacity, prevent the condition that the outer peripheral position slided the tooth because of the atress is too big, further, the diagonal position of outer axle 22 all is provided with a moment of torsion atress groove 221.
Above-mentioned inner shaft 23's surface is provided with the confession and separates rib 111 complex boss 235, the surface of boss 235 is provided with contact cambered surface 236, the distance at contact cambered surface 236 and inner shaft 23 center reduces along product (apron) opening direction gradually, the outside that separates rib 111 when axle core 2 rotates with axle sleeve 1 relatively supports on contact cambered surface 236, then when product (apron) is opened, separate rib 111 and can break away from contact cambered surface 236 gradually, make opening of product (apron) more laborsaving, and when product (apron) is closed, it can be bigger and bigger to separate the pressure between rib 111 and the contact cambered surface 236, realize the slow descent of product (apron).
The two first oil passing grooves 231 are vertically arranged.
The quantity of above-mentioned blade 4 is provided with two, and is provided with at least one oily window 41 of crossing on the blade 4, when crossing oily window 41 and having a plurality of, presents even mode of arranging, crosses oily window 41 through setting up and can effectively improve the atress uneven when crossing oil, plays the effect of balanced crossing oil to further solve the difficult problem of apron opening process.
The utility model also comprises a first sealing ring 6 and a sealing gasket 7 which are arranged between the end cover 5 and the shaft core 2, and a second sealing ring 8 which is arranged between the adjusting nut 3 and the mounting cavity 12.
Referring to fig. 7, the oil passage opening state of the present invention: by screwing the adjusting nut 3, the oil sealing column 31 is completely separated from the cylindrical surface 232, the size of the oil passing mechanism reaches the maximum at the moment, and the oil passing efficiency is highest.
Referring to fig. 8, the closed state of the oil passage of the present invention: through twisting adjusting nut 3 for oil seal column 31 inserts the face 232 of cylinder, crosses the size of oily mechanism and corresponds the degree of depth that oil seal column 31 inserted face 232 this moment, crosses oily efficiency reduction.
Through the scheme, the first oil passing groove 231 is formed in the end portion of the shaft core 2, the oil sealing column 31 is arranged on the adjusting nut 3, the oil sealing column 31 is matched with the cylindrical surface 232 at the intersection of the first oil passing groove 231 to form an oil passing channel of a product, the matching depth of the oil sealing column 31 and the cylindrical surface 232 can be adjusted by screwing the adjusting nut 3, the size of the oil passing channel can be adjusted, and the oil passing channel is located on the shaft core 2, so that the oil passing formation is shorter, the oil passing channel is easier to adjust, and the flexibility of resistance adjustment of the product is improved.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (9)
1. A novel damping device is characterized in that:
the device comprises a shaft sleeve, a shaft core, an adjusting nut, blades and an end cover;
the shaft sleeve is provided with an oil cavity and an installation cavity, two opposite partition ribs are arranged on the side wall of the oil cavity, and a through hole is formed in the end wall of the oil cavity so that the oil cavity is communicated with the installation cavity;
the shaft core is rotationally matched between the two spacer ribs, and the adjusting nut is in threaded connection with the mounting cavity; an oil passing mechanism is arranged between the shaft core and the adjusting nut and comprises two first oil passing grooves arranged at the end part of the shaft core and an oil sealing column arranged at the end part of the adjusting nut; a cylindrical surface matched with the oil sealing column is formed at the intersection of the two first oil passing grooves; the oil sealing column is inserted between the cylindrical surfaces, and the size of the oil passing mechanism is adjusted by adjusting the matching depth of the adjusting nut and the mounting cavity;
the blades are arranged on the side wall of the shaft core and synchronously rotate and movably matched with the shaft core on the side wall of the oil cavity between the two partition ribs so as to enable oil to flow;
the end cover is sleeved on the shaft core and is in sealing fit with the opening of the oil cavity.
2. A novel damping device as claimed in claim 1, characterised in that:
the oil cavity, the mounting cavity and the through hole are coaxially arranged.
3. A novel damping device as claimed in claim 1, characterised in that:
and a second oil passing groove with gradually increased depth along the opening direction of the product is formed in the end wall of the oil cavity.
4. A novel damping device as claimed in claim 1, characterised in that:
the shaft core comprises a sealing ring which is in running fit with the inner side of the end cover, and an outer shaft and an inner shaft which are connected with two ends of the sealing ring; the end cover is sleeved on the outer shaft; the inner shaft is rotatably matched between the two spacing ribs, and the side wall of the inner shaft is provided with two opposite convex wings which can rotate along with the shaft core between the spacing ribs; the axial direction of the convex wing is provided with a pivoting groove, and the blades are pivoted and matched in the pivoting groove.
5. A novel damping device as claimed in claim 4, characterised in that:
and a third oil passing groove with the depth gradually increasing along the opening direction of the product is formed in one side of the sealing ring facing the oil cavity.
6. A novel damping device as claimed in claim 4, characterised in that:
and the diagonal positions of the outer shaft are provided with a torque stress groove.
7. A novel damping device as claimed in claim 4, characterised in that:
the surface of the inner shaft is provided with a boss for matching the separation rib, the surface of the boss is provided with a contact arc surface, the distance between the contact arc surface and the center of the inner shaft is gradually reduced along the opening direction of a product, and the outer side of the separation rib is abutted against the contact arc surface when the shaft core and the shaft sleeve rotate relatively.
8. A novel damping device as claimed in claim 1, characterised in that:
the number of the blades is two, and at least one oil passing window is arranged on each blade.
9. A novel damping device as claimed in claim 1, characterised in that:
the sealing device further comprises a first sealing ring and a sealing gasket which are arranged between the end cover and the shaft core, and a second sealing ring which is arranged between the adjusting nut and the mounting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120007267.9U CN215305412U (en) | 2021-01-04 | 2021-01-04 | Novel damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120007267.9U CN215305412U (en) | 2021-01-04 | 2021-01-04 | Novel damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215305412U true CN215305412U (en) | 2021-12-28 |
Family
ID=79571487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120007267.9U Active CN215305412U (en) | 2021-01-04 | 2021-01-04 | Novel damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215305412U (en) |
-
2021
- 2021-01-04 CN CN202120007267.9U patent/CN215305412U/en active Active
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