CN203239824U - Oscillating type buffer with blade valve - Google Patents
Oscillating type buffer with blade valve Download PDFInfo
- Publication number
- CN203239824U CN203239824U CN 201320195358 CN201320195358U CN203239824U CN 203239824 U CN203239824 U CN 203239824U CN 201320195358 CN201320195358 CN 201320195358 CN 201320195358 U CN201320195358 U CN 201320195358U CN 203239824 U CN203239824 U CN 203239824U
- Authority
- CN
- China
- Prior art keywords
- rib body
- hinge valve
- valve
- type buffer
- rotatingshaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an oscillating type buffer with a blade valve. The oscillating type buffer with the blade valve comprises an outer shell, a rotary shaft and the blade valve, wherein the blade valve is located between the outer shell and the rotary shaft, the outer wall of the blade valve abuts against the inner round surface of the outer shell, viscous oil is filled between the outer shell and the rotary shaft, the inner round surface of the outer shell is provided with a convex arris which protrudes and abuts against the outer round surface of the rotary shaft, the outer wall of the rotary shaft is provided with a protrusive arris body, the top face of the arris body is provided with a concave portion which is concave downwards, the blade valve is arranged on the arris body in the mode of swinging around the axis of the rotary shaft, the blade valve is provided with two side walls located on the two sides of the arris body respectively, the blade valve, the arris body and the convex arris divide the space between the outer shell and the rotary shaft into a pressure cavity and a decompression cavity, and a notch is formed in one side wall of the blade valve, and corresponds to and is matched with the position of the concave portion of the rotary shaft to form a decompression valve opening. A blade valve mechanism is composed of a single plastic blade and the rotary shaft, a metal valve sheet is removed, the structure is simple, the relative machining precision requirement is reduced, and the cost is reduced greatly.
Description
Technical field
The utility model relates to a kind of swing type buffer with the hinge valve.
Background technique
Swing type buffer of the prior art adopts valve metal film mechanism more, valve metal film mechanism is valve metal film and plastics hinge assemblying body, a kind of typical valve metal film mechanism is namely disclosed such as the CN200820142246.2 patent, it also needs the rib body of rotatingshaft to support, but complex structure, simultaneously, higher to material and the requirement on machining accuracy of valve metal film, so cost is also higher.
The model utility content
For overcoming above-mentioned shortcoming, the utility model purpose is to provide a kind of swing type buffer with the hinge valve.
In order to reach above purpose, the technical solution adopted in the utility model is: a kind of swing type buffer with the hinge valve, it comprises cylindrical housing, rotatingshaft in the enclosure is set rotationally, between shell and rotatingshaft and the inconsistent hinge valve of the inner headed face of outer wall and shell, be filled with viscous oil between shell and the rotatingshaft, the shell inner headed face has protrusion and the fin inconsistent with the periphery of rotatingshaft, the rib body that has protrusion on the periphery of rotatingshaft, the end face of this rib body has the recess to lower recess, the hinge valve is arranged on the rib body with can rotating the moving axis axis oscillating and has two sidewalls that lay respectively at rib body both sides, the hinge valve, rib body and fin become pressure chamber and pressure-releasing chamber with shell with spatial separation between the rotatingshaft, offer breach on one sidewall, breach and cooperation formation pressure release valve port corresponding with recess location, the hinge valve has at least two working positions, when its during in the first working position, one side and a sidewall of rib body offset, the another side of rib body and another sidewall are separated and have a fixed gap, when hinge valve during in the second working position, one side and a sidewall of rib body are separated, and the another side of rib body and another sidewall offset.
Further, have the chimb of projection on the side of rib body, chimb is stuck in the breach, and the clamping by chimb and breach limits the movement in the axial direction of hinge valve, makes its axis that rotates only moving axis do the interior swing of certain limit.
Further, offer slot on the hinge valve and form two sidewalls, the hinge valve is plugged on the rib body swingably by slot.
Further, the end face of the bottom surface of slot and rib body is inconsistent.
Further, it is a plurality of that the rib body has the axis of or the moving axis that rotates evenly to distribute, and fin has one or equally distributed a plurality of around the axis of shell, and rib body and fin each interval are set, and the number of rib body and fin can be set according to the angle that buffer need rotate.
Further, the hinge valve is L shaped at the cross section of indentation, there.
Owing to adopted technique scheme, the utility model has the following advantages with the swing type buffer of hinge valve:
1, the hinge valve system is comprised of single plastic blade and rotatingshaft, has omitted valve metal film, and is simple in structure, and requirement on machining accuracy reduces relatively, and cost also significantly reduces, and the cost amplitude is more than 50%;
2, the plastics hinge in the hinge valve system is simple in structure, assemblying body sectional area than valve metal film and plastics hinge is little, its space of abdicating has increased the sectional area of rotatingshaft rib body, strengthened the intensity of rotatingshaft rib body, in the constant situation of other conditions so that the work damping moment of torsion of swing type buffer increase;
3, when hinge valve during in the first working position, the pressure release valve port is opened and is formed a pressure release passage, when the pressure release passage total sectional area is identical, viscous oil flows through a suffered resistance of passage can be less than flowing through the formed suffered resistance of a passage that manys of valve metal film, therefore the inoperative damping moment of torsion of swing type buffer will reduce, simultaneously, the idle running angle of work rotation also reduces.
Description of drawings
Accompanying drawing 1 is that the utility model is with the plan view of the rotatingshaft of the swing type buffer of hinge valve;
Accompanying drawing 2 is that the utility model is with the A-A face sectional view of the rotatingshaft of the swing type buffer of hinge valve;
Accompanying drawing 3 is that the utility model is with the plan view of the hinge valve of the swing type buffer of hinge valve;
Accompanying drawing 4 is that the utility model is with the side view of the hinge valve of the swing type buffer of hinge valve;
Accompanying drawing 5 is that the utility model is with the B-B sectional view of the hinge valve of the swing type buffer of hinge valve;
Accompanying drawing 6 is the utility model with the hinge valve of the swing type buffer of the hinge valve sectional view when the first working position;
Accompanying drawing 7 is the utility model with the hinge valve of the swing type buffer of the hinge valve sectional view when the second working position.
Number in the figure is:
1, shell; 2, rotatingshaft; 3, hinge valve; 4, rib body; 5, recess; 6, slot; 7, breach; 8, fin; 9, pressure chamber; 10, pressure-releasing chamber; 11, chimb; 12, sidewall.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
Referring to accompanying drawing 1 to accompanying drawing 7, the swing type buffer with the hinge valve in the present embodiment, it comprise cylindrical housing 1, rotationally be arranged on rotatingshaft 2 in the shell 1, between shell 1 and rotatingshaft 2 and the inconsistent hinge valve 3 of the inner headed face of outer wall and shell 1, be filled with viscous oil between shell 1 and the rotatingshaft 2.Rotatingshaft 2 coincides with the shaft axis of shell 1.
Shell 1 inner headed face has protrusion and the fin 8 inconsistent with the periphery of rotatingshaft 2, and the length direction of fin 8 is along the setting that extends axially of shell 1, and the dual-side of fin 8 is by shell 1 radial plane.The rib body 4 that has protrusion on the periphery of rotatingshaft 2, the length direction of this rib body 4 have the recess 5 to lower recess along the setting that extends axially of rotatingshaft 2 in the middle of its end face.
The number of rib body 4, hinge valve 3 and fin 8 can be set according to the angle that buffer need rotate, in the present embodiment, rib body 4, hinge valve 3 have the axis of or the moving axis 2 that rotates equally distributed a plurality of, fin 8 has one or equally distributed a plurality of around the axis of shell, and rib body 4, hinge valve 3 are intervally installed with fin 8.
Have the chimb 11 of projection on one side of rib body 4, chimb 11 is stuck in the breach 7, thereby restriction hinge valve 3 movement in the axial direction makes its axis that rotates only moving axis 2 do the interior swing of certain limit.
When the swing type buffer relatively rotates when shell 1 and rotatingshaft 2, because the effect of frictional force all can drive hinge valve 3 and relatively rotate with rotatingshaft 2, thereby make hinge valve 3 be in the first working position or the second working position, and then opening or closing the pressure release valve port, this moment, the swing type buffer can only produce less inoperative damping moment of torsion or the work of generation damping moment of torsion.
As shown in Figure 6, if shell 1 is fixing, rotatingshaft 2 clockwise rotates, and hinge valve 3 is in the first working state, and a sidewall 12 of hinge valve 3 offsets with rotatingshaft 2 rib body right flanks, and the pressure release valve port is in open mode.Although the fin 8 of shell 1 contacts with rotatingshaft 2 axial planes, hinge valve 3 contacts with shell 1 inner headed face, and the pressure release valve port can make swing type buffer internal press chamber 9 be communicated with pressure-releasing chamber 10, and the viscous oil in the pressure-releasing chamber 10 flows to pressure chamber 9.Rotatingshaft 2 is rotated further, and the viscous oil in the pressure-releasing chamber 10 continues to flow to pressure chamber 9, and the swing type buffer only produces because the viscous oil flow resistance produces less inoperative damping moment of torsion.
As shown in Figure 7, if shell 1 is fixing, rotatingshaft 2 rotates counterclockwise, hinge valve 3 is in the second working position, its another sidewall 12 contacts with rib body 4 left surfaces of rotatingshaft 2, the pressure release valve port is in closed condition, fin 8 owing to shell 1 contacts with rotatingshaft 2 axial planes simultaneously, hinge valve 3 contacts with shell 1 inner headed face, the viscous oil flow channel of swing type buffer internal press chamber 9 and pressure-releasing chamber 10 is cut off, rotatingshaft 2 is rotated further, and the pressure of pressure chamber 9 inside increases, and the swing type buffer will produce work damping moment of torsion.
Since above-mentioned working principle, thus realize that swing type buffer one rotation direction can produce larger Operating torque, and the resistance moment of torsion of another rotation direction is less.
Above mode of execution only is explanation technical conceive of the present utility model and characteristics; its purpose is to allow the people that is familiar with technique understand content of the present utility model and is implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed in the protection domain of the present utility model.
Claims (8)
1. swing type buffer with the hinge valve, it is characterized in that: it comprises cylindrical housing (1), be arranged on rotationally the rotatingshaft (2) in the described shell (1), be positioned between described shell (1) and the rotatingshaft (2) and the inconsistent hinge valve (3) of the inner headed face of outer wall and shell (1), be filled with viscous oil between described shell (1) and the rotatingshaft (2), described shell (1) inner headed face has protrusion and the fin (8) inconsistent with the periphery of rotatingshaft (2), the rib body (4) that has protrusion on the periphery of described rotatingshaft (2), the end face of this rib body (4) has the recess (5) to lower recess, described hinge valve (3) can around described rotatingshaft (2) axis oscillating to be arranged on described rib body (4) upper and have two sidewalls (12) that lay respectively at rib body (4) both sides, described hinge valve (3), rib body (4) and fin (8) become pressure chamber (9) and pressure-releasing chamber (10) with shell (1) with spatial separation between the rotatingshaft (2), offer breach (7) on the one described sidewall (12), described breach (7) and cooperation formation pressure release valve port corresponding with described recess (5) position, described hinge valve (3) has at least two working positions, when its during in the first working position, one side of described rib body (4) and a described sidewall (12) offset, the another side of described rib body (4) and another described sidewall (12) are separated and have a fixed gap, when described hinge valve (3) during in the second working position, one side of described rib body (4) and a described sidewall (12) are separated, and the another side of described rib body (4) and another described sidewall (12) offset.
2. the swing type buffer with the hinge valve according to claim 1 is characterized in that: have the chimb (11) of projection on the side of described rib body (4), described chimb (11) is stuck in the described breach (7).
3. the swing type buffer with the hinge valve according to claim 1, it is characterized in that: offer slot (6) on the described hinge valve (3) and form two described sidewalls (12), described hinge valve (3) is plugged on the described rib body (4) swingably by slot (6).
4. the swing type buffer with the hinge valve according to claim 3, it is characterized in that: the end face of the bottom surface of described slot (6) and described rib body (4) is inconsistent.
5. the swing type buffer with the hinge valve according to claim 1 is characterized in that: described rib body (4) has the axis of or the moving axis that rotates (2) equally distributed a plurality of.
6. the swing type buffer with the hinge valve according to claim 1 is characterized in that: described fin (8) has one or evenly distribute a plurality of around the axis of shell (1).
7. according to claim 5 or 6 described swing type buffers with the hinge valve, it is characterized in that: described rib body (4) and fin (8) are intervally installed.
8. the swing type buffer with the hinge valve according to claim 1, it is characterized in that: the cross section that described hinge valve (3) is located at breach (7) is L shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320195358 CN203239824U (en) | 2013-04-18 | 2013-04-18 | Oscillating type buffer with blade valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320195358 CN203239824U (en) | 2013-04-18 | 2013-04-18 | Oscillating type buffer with blade valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203239824U true CN203239824U (en) | 2013-10-16 |
Family
ID=49317127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320195358 Expired - Fee Related CN203239824U (en) | 2013-04-18 | 2013-04-18 | Oscillating type buffer with blade valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203239824U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696414A (en) * | 2013-12-05 | 2015-06-10 | 通用汽车环球科技运作有限责任公司 | Torsional keyed sleeve fluid damper |
| CN111673570A (en) * | 2020-08-04 | 2020-09-18 | 招远东威金属工艺家具有限公司 | Metal desktop polishing device and using method thereof |
-
2013
- 2013-04-18 CN CN 201320195358 patent/CN203239824U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696414A (en) * | 2013-12-05 | 2015-06-10 | 通用汽车环球科技运作有限责任公司 | Torsional keyed sleeve fluid damper |
| CN111673570A (en) * | 2020-08-04 | 2020-09-18 | 招远东威金属工艺家具有限公司 | Metal desktop polishing device and using method thereof |
| CN111673570B (en) * | 2020-08-04 | 2021-03-23 | 招远东威金属工艺家具有限公司 | Metal desktop polishing device and using method thereof |
| CN113084635A (en) * | 2020-08-04 | 2021-07-09 | 招远东威金属工艺家具有限公司 | Metal desktop grinding device with retarding device |
| CN113084635B (en) * | 2020-08-04 | 2022-05-24 | 招远东威金属工艺家具有限公司 | Metal desktop grinding device with retarding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20200418 |