CN210565972U - Piston rod guider for oil leakage prevention hydraulic shock absorber - Google Patents
Piston rod guider for oil leakage prevention hydraulic shock absorber Download PDFInfo
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- CN210565972U CN210565972U CN201921145500.9U CN201921145500U CN210565972U CN 210565972 U CN210565972 U CN 210565972U CN 201921145500 U CN201921145500 U CN 201921145500U CN 210565972 U CN210565972 U CN 210565972U
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Abstract
The utility model provides a leak protection oil piston rod director for hydraulic shock absorber belongs to automobile parts technical field. It has solved the current poor problem of director protecting effect. The utility model discloses leak protection oil piston rod director for hydraulic shock absorber includes body, shaft hole, first ring channel, second ring channel, oilhole, branch hole, shaft hole, first ring channel, second ring channel, go up sheath, lower sheath, setting element and cut apart the subassembly. The utility model discloses in, the last go-between of going up the sheath passes through setting element location connection under the sheath, so, through the mating reaction of going up sheath and under the sheath, effectively prevent the first ring channel of body and the condition that the second ring channel takes place to damage, and the effect through the setting element, make things convenient for people to change sheath or under the sheath, improve the practicality of director.
Description
Technical Field
The utility model belongs to the technical field of automobile parts, a piston rod director for leak protection oil hydraulic shock absorber is related to.
Background
The guider is one of the important parts in the shock absorber, and it plays fine guide effect to the motion of piston rod in the shock absorber, guarantees the smoothness of piston in the operation process, nevertheless after the guider is used for a long time for wearing and tearing can appear in the inner wall of guider, seriously influences the practical function of guider.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a piston rod director for leak protection oil hydraulic shock absorber that protecting effect is good.
The purpose of the utility model can be realized by the following technical proposal: leak protection oil piston rod director for hydraulic shock absorber includes:
the body, set up shaft hole, first ring channel, second ring channel, oilhole and branch hole in the body, shaft hole, first ring channel and second ring channel three UNICOM, four UNICOM of first ring channel, oilhole, branch hole and second ring channel, its characterized in that, the sheath is installed to location in the first ring channel, the sheath is installed down to location in the second ring channel, elasticity is equipped with the setting element that is used for the location to connect the upper sheath in the sheath down, this internal detachable connection has the segmentation subassembly that is used for plugging up the branch hole.
In the piston rod guider for the oil leakage prevention hydraulic shock absorber, the upper sheath is provided with the upper connecting ring, and the lower sheath is provided with the lower connecting ring corresponding to the upper connecting ring.
In foretell piston rod director for leak protection oil hydraulic shock absorber, offer the holding tank that is used for holding the setting element down on the go-between, offer the draw-in groove and the perforation that are used for the card to establish the setting element on going up the go-between, perforation and draw-in groove UNICOM.
In foretell piston rod director for leak protection oil hydraulic shock absorber, the setting element includes with holding tank articulated locating piece and positioning spring, positioning spring's one end links firmly with the holding tank, and positioning spring's the other end links firmly with the locating piece.
In the piston rod guider for the oil leakage prevention hydraulic shock absorber, the lower sheath is provided with an oil discharge hole communicated with the branch hole, the body is internally provided with a partition hole used for installing the partition component, the partition hole is communicated with the branch hole, and the cross-sectional area of the partition hole is larger than that of the branch hole.
In the above-mentioned piston rod guider for the oil leakage prevention hydraulic shock absorber, the dividing assembly includes a dividing plate inserted in the dividing hole and a fastening ring for preventing the dividing plate from being detached, and the fastening ring is detachably connected to the body.
In the above-mentioned piston rod guider for the oil leakage prevention hydraulic shock absorber, the inner side of the fastening ring is provided with a thread, and the bottom end of the dividing hole is provided with an upper sealing gasket.
In the above-mentioned piston rod guider for the oil leakage prevention hydraulic shock absorber, a lower sealing gasket is arranged on one side of the fastening ring close to the partition plate.
In the piston rod guider for the oil leakage prevention hydraulic shock absorber, the upper connecting ring is provided with an upper connecting hole, and the lower connecting ring is provided with a lower connecting hole corresponding to the upper connecting hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses in, the last go-between of going up the sheath passes through setting element location connection under the sheath, so, through the mating reaction of going up sheath and under the sheath, effectively prevent the first ring channel of body and the condition that the second ring channel takes place to damage, and the effect through the setting element, make things convenient for people to change sheath or under the sheath, improve the practicality of director.
2. When people move the cutting assembly to a preset position, the cutting assembly does not block the branch hole any more, so that redundant lubricating oil in the body can be directly discharged into the second annular groove through the branch hole and discharged to the outside through the second annular groove, and the pressure of an oil seal of the shock absorber is reduced; after this internal unnecessary lubricating oil has been discharged, people can cut apart the group and will insert admittedly in this is internal again to make it plugs up the branch hole to cut apart the subassembly, make first ring channel and external batch oil tank only can pass through oilhole UNICOM, avoid fluid to discharge the external world through branch hole and second ring channel, guarantee that this director can normally work, embodied here this director has prevented the function of oil leak.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
3 fig. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 at 3 a 3- 3 a 3 of 3 fig. 31 3. 3
Fig. 3 is an enlarged schematic view of B in fig. 2.
Fig. 4 is an assembly view of the oil hole and the filter screen.
Fig. 5 is an enlarged schematic view of the structure at C in fig. 4.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 3, the piston rod guider for oil leakage preventing hydraulic shock absorber of the present invention includes a body 100, a shaft hole 110, a first annular groove 120, a second annular groove 130, an oil hole 140, a branch hole 150, a first annular groove 120, a second annular groove 130, an upper sheath 200, a lower sheath 300, a positioning member 400 and a cutting assembly 500.
The middle part of the body 100 is provided with a shaft hole 110 in a penetrating manner, one side of the shaft hole 110 is provided with a first annular groove 120, the other side of the shaft hole 110 is provided with a second annular groove 130, the bottom end of the first annular groove 120 is provided with an oil hole 140, the body 100 is provided with a branch hole 150, the shaft hole 110, the first annular groove 120 and the second annular groove 130 are communicated, the first annular groove 120, the oil hole 140, the branch hole 150 and the second annular groove 130 are communicated, the first annular groove 120 is internally provided with an upper sheath 200 in a positioning manner, the second annular groove 130 is internally provided with a lower sheath 300 in a positioning manner, the lower sheath 300 is elastically provided with a positioning part 400 for positioning and connecting the upper sheath 200, the body 100 is internally detachably connected with a partition component 500 for blocking the branch hole 150, during installation, people need to position and connect the upper sheath 200 and the lower sheath 300 together through, a layer of protective film is formed on the inner wall of the first annular groove 120, the inner wall of the second annular groove 130 and the inner wall of the shaft hole 110 in the body 100, so that the inner wall of the body 100 is not easily damaged in the installation or use process of the guider; when people need to discharge the redundant lubricating oil, only the dividing assembly 500 is moved to a preset position, the dividing assembly 500 does not block the branch hole 150 any more, so that the redundant lubricating oil in the body 100 can be directly discharged into the second annular groove 130 through the branch hole 150 and discharged to the outside through the second annular groove 130, the pressure of the oil seal of the shock absorber is reduced, and meanwhile, a layer of uniform lubricating film is formed on the piston rod; after the redundant lubricating oil in the body 100 is discharged, people can insert the dividing assembly into the body 100 again, so that the dividing assembly 500 blocks the branch hole 150, the first annular groove 120 and the external oil storage tank can only be communicated through the oil hole 140, and the oil is prevented from being discharged to the outside through the branch hole 150 and the second annular groove 130.
The upper sheath 200 is provided with an upper connecting ring 210, the lower sheath 300 is provided with a lower connecting ring 310 corresponding to the upper connecting ring 210, the lower connecting ring 310 is provided with a containing groove 320 for containing the positioning element 400, the upper connecting ring 210 is provided with a clamping groove 220 and a through hole 230 for clamping the positioning element 400, the through hole 230 is communicated with the clamping groove 220, concretely, the positioning element 400 comprises a positioning block 410 and a positioning spring 420 hinged with the containing groove 320, one end of the positioning spring 420 is fixedly connected with the containing groove 320, the other end of the positioning spring 420 is fixedly connected with the positioning block 410, the upper connecting ring 210 is provided with an upper connecting hole 211, the lower connecting ring 310 is provided with a lower connecting hole 311 corresponding to the upper connecting hole 211, in the process of positioning and connecting the upper sheath 200 and the lower sheath 300, the upper connecting ring 210 is inserted into the lower connecting ring 310, and the positioning block 410 always supports against the side, when the bottom end of the upper connection ring 210 abuts against the upper connection ring 210, the positioning block 410 is just opposite to the clamping groove 220, so that the positioning spring 420 applies elastic force to the positioning block 410, and the positioning spring 420 pushes the positioning block 410 to move towards the clamping groove 220 until one side surface of the positioning block 410 abuts against the clamping groove 220, so that the positioning block 410 limits the upper connection ring 210 to move relative to the lower connection ring 310, that is, positioning connection between the upper sheath 200 and the lower sheath 300 is realized, and then, people need to connect a bolt (not marked in the figure) with the upper connection hole 211 and the lower connection hole 311 in a threaded manner, so that the upper connection ring 210 and the lower connection ring 310 can be fastened together, that is, fastening connection between the upper sheath 200 and the lower.
When people need to replace the upper sheath 200 or the lower sheath 300, the bolt needs to be removed, then a bar with the diameter smaller than that of the through hole 230 is taken, the bar penetrates through the through hole 230, the through hole 230 is communicated with the clamping groove 220, the positioning block 410 is positioned in the clamping groove 220 at the moment, the bar extrudes the positioning block 410, at the moment, the positioning spring 420 is stressed and compressed, and the positioning block 410 is embedded into the accommodating groove 320 again, so that the upper connecting ring 210 can be moved relative to the lower connecting ring 310, namely, the upper sheath 200 and the lower sheath 300 can be detached from the body 100, the corresponding upper sheath 200 and the corresponding lower sheath 300 can be replaced in time, and the guider can be reused.
The lower sheath 300 is provided with an oil discharge hole 140 communicating with the branch hole 150, the body 100 is provided with a partition hole 160 for installing the partition member 500, the partition hole 160 communicates with the branch hole 150, specifically, the partition member 500 comprises a partition plate 510 inserted into the partition hole 160 and a fastening ring 520 preventing the partition plate 510 from being detached, the fastening ring 520 is detachably connected to the body 100, the inner side of the fastening ring 520 is provided with a screw thread, when one wants to use the guide normally, the partition plate 510 is only inserted into the partition hole 160 until one end of the partition plate 510 abuts against the bottom end of the partition hole 160, thereafter, the fastening ring 520 is screwed to the body 100 and the fastening ring 520 abuts against the partition plate 510, so that the partition plate 510 cannot be detached from the partition hole 160 during the use of the guide, and after the installation is completed, because the sectional area of the partition hole 160 is larger than the sectional area of the branch hole 150, so that the partition plate 510 divides and blocks the branch hole 150 so that the oil located in the oil hole 140 cannot flow into the second annular groove 130 through the branch hole 150; when the excessive lubricating oil needs to be discharged to the outside through the second annular groove 130, only the fastening ring 520 needs to be unscrewed, and the separation plate 510 is extracted to a certain distance from the partition hole 160, so that the branch hole 150 is not separated and broken, and thus, the excessive oil in the body 100 can sequentially pass through the branch hole 150, the oil discharge hole 140 and the second annular groove 130, and is discharged to the outside through the second annular groove 130, and the discharge of the excessive oil is completed.
The bottom end of the partition hole 160 is provided with an upper gasket 161, one side of the fastening ring 520 close to the partition plate 510 is provided with a lower gasket 521, when the fastening ring 520 presses the partition plate 510 into the partition hole 160, one end of the partition plate 510 abuts against the upper gasket 161, and the other end of the partition plate 510 abuts against the lower gasket 521, because the diameter of the partition plate 510 is the same as that of the partition hole 160, the sealing performance between the partition plate 510 and the body 100 is effectively increased.
As shown in fig. 4-5, stepped holes 640 are formed on inner walls of two ends of the oil hole 140, the inner wall of the stepped hole 640 is slidably connected with an outer wall of the clamping rod 650, a bottom end of the clamping rod 650 is vertically welded and fixed with a middle portion of a limiting block 680, one end of the spring case 670 is provided with a through hole (not labeled in the figure), the clamping rod 650 is inserted into the through hole, the outer wall of the clamping rod 650 is slidably connected with the inner wall of the through hole, the diameter of the through hole is smaller than the length of the limiting block 680, one side of the limiting block 680 far away from the clamping rod 650 is welded and fixed with one end of the spring 660, the other end of the spring 660 is welded and fixed with the inner wall of the bottom end of the spring case 670, the spring case 670 is completely inserted into the stepped hole 640, the outer wall of the spring case 670 is slidably connected with the inner wall of the stepped hole 640, the outer wall of the bottom end of the spring case 670, the elastic band 620 is inserted into the connection pipe 610, the connection pipe 610 is arc-shaped, the number of the connection pipe 610 is six, the connection pipe 610 is connected in series around the circumference by the elastic band 620, the inner wall of the connection pipe 610 is welded and fixed with one end of the connection rod 730, the other end of the connection rod 730 is vertically welded and fixed with one side of the support rod 720, the support rod 720 is positioned in the middle of the filter screen 630, and the filtering net 630 is laid and fixed in the sector formed between the connecting rod 730 and the connecting pipe 610 through screws (not labeled in the figure), the connecting rod 730 is a telescopic rod, the connecting rod 730 comprises a first connecting piece (not labeled in the figure) and a second connecting piece (not labeled in the figure), the first connecting piece is sleeved and fixed in the second connecting piece, the first connecting piece is fixed with the second connecting piece through a fastening screw (not marked in the figure), one end of the first connecting piece is welded and fixed with the inner wall of the connecting pipe 610, and one end of the second connecting piece is welded and fixed with one side of the supporting rod 720; the filter screens 630 are arranged on the two sides of the oil hole 140, so that oil stains can be blocked, the oil path is prevented from being blocked, and the damper can run smoothly; through adjusting fastening screw for the connecting rod shrink, the connecting rod drives the connecting pipe and moves the inboard shrink, makes the spring box break away from the shoulder hole, then rotates branch, makes kelly compression spring get into the inside of spring box, then the kelly rotates out the shoulder hole, thereby mentions up, can be convenient take out the filter screen, thereby can realize quick taking out and installation filter screen.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. Leak protection oil piston rod director for hydraulic shock absorber includes: the body, set up shaft hole, first ring channel, second ring channel, oilhole and branch hole in the body, shaft hole, first ring channel and second ring channel three UNICOM, four UNICOM of first ring channel, oilhole, branch hole and second ring channel, its characterized in that, the sheath is installed to location in the first ring channel, the sheath is installed down to location in the second ring channel, elasticity is equipped with the setting element that is used for the location to connect the upper sheath in the sheath down, this internal detachable connection has the segmentation subassembly that is used for plugging up the branch hole.
2. The piston rod guider for an oil leakage preventing hydraulic shock absorber according to claim 1, wherein an upper connecting ring is arranged on the upper sheath, and a lower connecting ring corresponding to the upper connecting ring is arranged on the lower sheath.
3. The piston rod guider for an oil leakage preventing hydraulic shock absorber as claimed in claim 2, wherein the lower connecting ring is provided with a holding groove for holding the positioning element, the upper connecting ring is provided with a clamping groove and a through hole for clamping the positioning element, and the through hole is communicated with the clamping groove.
4. The piston rod guider for oil leakage prevention hydraulic shock absorber of claim 3, wherein the positioning element comprises a positioning block hinged with the receiving groove and a positioning spring, one end of the positioning spring is fixedly connected with the receiving groove, and the other end of the positioning spring is fixedly connected with the positioning block.
5. The piston rod guider for an oil leakage preventing hydraulic shock absorber according to claim 1, wherein the lower sheath is provided with an oil discharge hole communicated with the branch hole, the body is provided with a branch hole for installing the dividing assembly, the branch hole is communicated with the branch hole, and the cross-sectional area of the branch hole is larger than that of the branch hole.
6. The piston rod guider for an oil leakage preventing hydraulic shock absorber of claim 5, wherein the partition assembly comprises a partition plate inserted in the partition hole and a fastening ring preventing the partition plate from being detached, the fastening ring being detachably coupled to the body.
7. The piston rod guider for an oil leakage preventing hydraulic shock absorber of claim 6, wherein the fastening ring has a screw thread on an inner side thereof, and an upper packing is provided at a bottom end of the split hole.
8. The piston rod guider for an oil leakage preventing hydraulic shock absorber as set forth in claim 6, wherein a lower seal is provided on a side of the fastening ring adjacent to the partition plate.
9. The piston rod guider for an oil leakage preventing hydraulic shock absorber as claimed in claim 2, wherein the upper connecting ring is provided with an upper connecting hole, and the lower connecting ring is provided with a lower connecting hole corresponding to the upper connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145500.9U CN210565972U (en) | 2019-07-19 | 2019-07-19 | Piston rod guider for oil leakage prevention hydraulic shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145500.9U CN210565972U (en) | 2019-07-19 | 2019-07-19 | Piston rod guider for oil leakage prevention hydraulic shock absorber |
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| Publication Number | Publication Date |
|---|---|
| CN210565972U true CN210565972U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921145500.9U Active CN210565972U (en) | 2019-07-19 | 2019-07-19 | Piston rod guider for oil leakage prevention hydraulic shock absorber |
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| CN (1) | CN210565972U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776752A (en) * | 2022-06-17 | 2022-07-22 | 扬州福克斯减震器有限公司 | Oil seal mechanism of multiple oil pressure shock absorber |
| CN116085417A (en) * | 2022-12-29 | 2023-05-09 | 无锡惠发特精密机械有限公司 | Oil storage cylinder of oil pressure shock absorber for motor train unit and preparation process of oil storage cylinder |
-
2019
- 2019-07-19 CN CN201921145500.9U patent/CN210565972U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776752A (en) * | 2022-06-17 | 2022-07-22 | 扬州福克斯减震器有限公司 | Oil seal mechanism of multiple oil pressure shock absorber |
| CN116085417A (en) * | 2022-12-29 | 2023-05-09 | 无锡惠发特精密机械有限公司 | Oil storage cylinder of oil pressure shock absorber for motor train unit and preparation process of oil storage cylinder |
| CN116085417B (en) * | 2022-12-29 | 2023-10-10 | 无锡惠发特精密机械有限公司 | Oil storage cylinder of oil pressure shock absorber for motor train unit and preparation process of oil storage cylinder |
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