CN218264065U - Sealing element for excavator - Google Patents
Sealing element for excavator Download PDFInfo
- Publication number
- CN218264065U CN218264065U CN202221930823.0U CN202221930823U CN218264065U CN 218264065 U CN218264065 U CN 218264065U CN 202221930823 U CN202221930823 U CN 202221930823U CN 218264065 U CN218264065 U CN 218264065U
- Authority
- CN
- China
- Prior art keywords
- rod
- connecting plate
- positioning
- protection
- positioning rod
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 claims description 37
- 238000000429 assembly Methods 0.000 claims description 37
- 230000000694 effects Effects 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model relates to a sealing member that excavator was used, including connecting rod and protection mechanism, the connecting rod level sets up, protection mechanism sets up on the connecting rod, protection mechanism is including protection subassembly and locating component, and this sealing member that excavator was used realizes the sealed to the main part both ends through two protection unit, and the restoring force through the spring reduces the clearance between sealing ring and the main part, promotes sealed effect, prevents the entering of impurity, realizes the protection to the main part, increase of service life, through lead screw and threaded connected mode, is convenient for realize the dismantlement to first locating lever and second locating lever to be convenient for realize the installation to locating component, improve the practicality.
Description
Technical Field
The utility model particularly relates to a sealing member that excavator was used.
Background
Excavators, also known as excavating machines, also known as excavators, are earth moving machines that excavate material above or below a load bearing surface with a bucket and load it into a transport vehicle or unload it to a stockyard.
The scraper bowl and the swing arm that current excavator was used all connect through round pin axle and lantern ring complex mode, but long-time operation can lead to outside impurity to get into between round pin axle and the lantern ring to wearing and tearing of the lantern ring are accelerated, reduce life, reduce the practicality.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, a sealing piece for an excavator is provided.
The utility model provides a technical scheme that its technical problem adopted is: a sealing element for an excavator comprises a connecting rod and a protection mechanism, wherein the connecting rod is horizontally arranged, the protection mechanism is arranged on the connecting rod, the protection mechanism comprises two protection assemblies and two positioning assemblies, the two protection assemblies are respectively arranged at two ends of the connecting rod, the two protection assemblies are arranged oppositely, the positioning assemblies are arranged on the protection assemblies, and the positioning assemblies are connected with the protection assemblies;
the protection assemblies comprise moving rings and sealing rings, the moving rings are sleeved on the connecting rods and are in sliding connection with the connecting rods, the sealing rings are sleeved on the moving rods and are coaxially arranged with the moving rings, the sealing rings are connected with the moving rings, the two sealing rings in the two protection assemblies are arranged just opposite to each other, and the sealing rings are in sliding connection with the connecting rods;
the positioning assemblies are arranged on an outer ring of the moving ring, the two positioning assemblies are symmetrically arranged relative to the axis of the moving ring, each positioning assembly comprises a first positioning rod, a second positioning rod, a first connecting plate, a second connecting plate, a spring and a lead screw, the first connecting plate and the second connecting plate are arranged on the moving ring in the two protection assemblies respectively, the first connecting plate and the second connecting plate are arranged just opposite to each other, the first positioning rod and the second positioning rod are arranged on one side of the connecting rod horizontally, the first positioning rod penetrates through the first connecting plate, the second positioning rod penetrates through the second connecting plate, the first positioning rod is connected with the first connecting plate in a sliding mode, the second positioning rod is connected with the second connecting plate in a sliding mode, one end, close to the second positioning rod, of the first positioning rod is provided with a cylindrical groove, the inner wall of the groove is provided with an inner thread matched with the lead screw, the lead screw is horizontally arranged at one end, close to the first positioning rod, one end, far away from the second positioning rod extends into the groove, the spring is connected with the other end of the spring, and the spring is sleeved between the first connecting plate and the other end of the spring is connected with the spring.
Preferably, in order to limit the first connecting plate and the second connecting plate, a limit block is arranged at one end, away from the second locating rod, of the first locating rod and one end, away from the first locating rod, of the second locating rod respectively, and a rubber pad is arranged at one end, close to the first locating rod, of the second locating rod.
Preferably, in order to improve the sealing effect, one end of the sealing ring, which is far away from the moving ring, is provided with a chamfer.
The beneficial effects of the utility model are that, this sealing member that excavator was used realizes the sealed to the main part both ends through two protection unit, and the restoring force through the spring reduces the clearance between sealing ring and the main part, promotes sealed effect, prevents the entering of impurity, realizes the protection to the main part, and increase of service life through lead screw and threaded connected mode, is convenient for realize the dismantlement to first locating lever and second locating lever to be convenient for realize the installation to locating component, improve the practicality.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of a seal member for an excavator according to the present invention;
fig. 2 is a schematic view of a connection structure of a first positioning rod, a second positioning rod, a rubber pad and a screw rod of the sealing element for the excavator according to the present invention;
in the figure: 1. the connecting rod, 2 the shift ring, 3 the sealing ring, 4 the first locating lever, 5 the second locating lever, 6 the first connecting plate, 7 the second connecting plate, 8 the spring, 9 the lead screw, 10 the stopper, 11 the rubber pad.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-2, a sealing member for an excavator comprises a connecting rod 1 and a protection mechanism, wherein the connecting rod 1 is horizontally arranged, the protection mechanism is arranged on the connecting rod 1, the protection mechanism comprises two protection assemblies and two positioning assemblies, the two protection assemblies are respectively arranged at two ends of the connecting rod 1, the two protection assemblies are arranged oppositely, the positioning assemblies are arranged on the protection assemblies, and the positioning assemblies are connected with the protection assemblies;
the protection assemblies comprise moving rings 2 and sealing rings 3, the moving rings 2 are sleeved on the connecting rods 1, the moving rings 2 are connected with the connecting rods 1 in a sliding mode, the sealing rings 3 are sleeved on the moving rods, the sealing rings 3 and the moving rings 2 are coaxially arranged, the sealing rings 3 are connected with the moving rings 2, the two sealing rings 3 in the two protection assemblies are arranged just opposite to each other, and the sealing rings 3 are connected with the connecting rods 1 in a sliding mode;
the positioning assemblies are two, the two positioning assemblies are arranged on an outer ring of the moving ring 2, the two positioning assemblies are symmetrically arranged about the axis of the moving ring 2, each positioning assembly comprises a first positioning rod 4, a second positioning rod 5, a first connecting plate 6, a second connecting plate 7, a spring 8 and a lead screw 9, the first connecting plate 6 and the second connecting plate 7 are arranged on the moving ring 2 in the two protection assemblies respectively, the first connecting plate 6 and the second connecting plate 7 are arranged just oppositely, the first positioning rod 4 and the second positioning rod 5 are arranged on one side of the connecting rod 1 horizontally, the first positioning rod 4 penetrates through the first connecting plate 6, the second positioning rod 5 penetrates through the second connecting plate 7, the first positioning rod 4 is in sliding connection with the first connecting plate 6, the second positioning rod 5 is in sliding connection with the second connecting plate 7, one end, close to the second positioning rod 5, of the first positioning rod 4 is provided with a cylindrical groove, the inner thread matched with the lead screw 9 is arranged on one end, close to one end of the first positioning rod 5, the lead screw 9 is arranged on one end of the second positioning rod 5, one end, the spring 8 is connected with the spring 8, and the spring 8 is arranged in the spring 7, and the other end of the spring 8 is arranged on the connecting plate, and the lead screw 7, and the spring 8 is arranged in the connecting plate, and the spring 8, and the spring connecting plate 7.
Preferably, in order to limit the first connecting plate 6 and the second connecting plate 7, a limit block 10 is respectively arranged at one end of the first locating rod 4 far away from the second locating rod 5 and one end of the second locating rod 5 far away from the first locating rod 4, and a rubber pad 11 is arranged at one end of the second locating rod 5 close to the first locating rod 4.
Preferably, in order to improve the sealing effect, one end of the sealing ring 3, which is far away from the moving ring 2, is provided with a chamfer.
The main part here represents is the lantern ring, here when needing to install protection mechanism, at first rotate stopper 10, stopper 10 drive second locating lever 5 rotates, second locating lever 5 drives rubber pad 11 and lead screw 9 and rotates, thereby make first locating lever 4 and second locating lever 5 separate, this is removal sealing ring 3 and shifting ring 2, make sealing ring 3 and shifting ring 2 cover establish on the shifting lever, then establish the main part cover on the shifting lever, this is also established another protection subassembly on the shifting lever, here when two protection subassemblies move to preset position, this is to rotate stopper 10 once more, realize the connection to first locating lever 4 and second locating lever 5 through lead screw 9, at this moment, spring 8 that is located on first locating lever 4 and second locating lever 5 is in tensile state, through the restoring force of spring 8, reduce the clearance between sealing ring 3 and the main part, thereby promote the sealed effect, prevent the entering of impurity, realize the protection to the main part, increase of service life.
Here, the contact area between the sealing ring 3 and the main body can be increased by the chamfer provided on the sealing ring 3, and the sealing effect is improved, and here, the connecting effect of the first positioning rod 4 and the second positioning rod 5 can be improved by the rubber pad 11 provided on the second positioning rod 5.
Compared with the prior art, this sealing member that excavator was used realizes the sealed to the main part both ends through two protection unit, reduces the clearance between sealing ring 3 and the main part through the restoring force of spring 8, promotes sealed effect, prevents the entering of impurity, realizes the protection to the main part, increase of service life, through lead screw 9 and threaded connected mode, be convenient for realize the dismantlement to first locating lever 4 and second locating lever 5 to be convenient for realize the installation to locating component, improve the practicality.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. The sealing element for the excavator comprises a connecting rod (1) and two protection mechanisms, wherein the connecting rod (1) is horizontally arranged, and the protection mechanisms are arranged on the connecting rod (1), and is characterized in that the protection mechanisms comprise two protection assemblies and two positioning assemblies, the two protection assemblies are respectively arranged at two ends of the connecting rod (1), the two protection assemblies are oppositely arranged, the positioning assemblies are arranged on the protection assemblies, and the positioning assemblies are connected with the protection assemblies;
the protection assemblies comprise moving rings (2) and sealing rings (3), the moving rings (2) are sleeved on the connecting rods (1), the moving rings (2) are connected with the connecting rods (1) in a sliding mode, the sealing rings (3) are sleeved on the moving rods, the sealing rings (3) and the moving rings (2) are coaxially arranged, the sealing rings (3) are connected with the moving rings (2), the two sealing rings (3) in the two protection assemblies are arranged just opposite to each other, and the sealing rings (3) are connected with the connecting rods (1) in a sliding mode;
the positioning components are arranged on the outer ring of the moving ring (2), the two positioning components are symmetrically arranged relative to the axis of the moving ring (2), the positioning components comprise a first positioning rod (4), a second positioning rod (5), a first connecting plate (6), a second connecting plate (7), a spring (8) and a screw rod (9), the first connecting plate (6) and the second connecting plate (7) are respectively arranged on the moving ring (2) in the two protection components, the first connecting plate (6) and the second connecting plate (7) are just arranged, the first positioning rod (4) and the second positioning rod (5) are horizontally arranged on one side of the connecting rod (1), the first positioning rod (4) penetrates through the first connecting plate (6), the second positioning rod (5) penetrates through the second connecting plate (7), the first positioning rod (4) is in sliding connection with the first connecting plate (6), the second positioning rod (5) is in sliding connection with the second connecting plate (7), one end of the first positioning rod (4) close to the inner wall of the second positioning rod (5) is provided with a cylindrical groove, one end of the screw rod (9) is arranged on the inner wall of the horizontal groove, and the inner wall of the screw rod (9) is arranged on the inner wall of the groove, the screw rod (9) is in threaded connection with the groove, the spring (8) is arranged between the first connecting plate (6) and the second connecting plate (7), the spring (8) is sleeved on the first locating rod (4), one end of the spring (8) is connected with the first connecting plate (6), and the other end of the spring (8) is connected with the second connecting plate (7).
2. The sealing member for the excavator according to claim 1, wherein a stopper (10) is provided at an end of the first positioning rod (4) away from the second positioning rod (5) and an end of the second positioning rod (5) away from the first positioning rod (4), respectively, and a rubber pad (11) is provided at an end of the second positioning rod (5) close to the first positioning rod (4).
3. Seal for an excavator according to claim 1, characterized in that the end of the sealing ring (3) remote from the moving ring (2) is chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221930823.0U CN218264065U (en) | 2022-07-24 | 2022-07-24 | Sealing element for excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221930823.0U CN218264065U (en) | 2022-07-24 | 2022-07-24 | Sealing element for excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218264065U true CN218264065U (en) | 2023-01-10 |
Family
ID=84763498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221930823.0U Expired - Fee Related CN218264065U (en) | 2022-07-24 | 2022-07-24 | Sealing element for excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218264065U (en) |
-
2022
- 2022-07-24 CN CN202221930823.0U patent/CN218264065U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201050598Y (en) | Mechanical seal | |
| CN218264065U (en) | Sealing element for excavator | |
| KR101458353B1 (en) | Two-member connection structure for working machine | |
| CN108328231B (en) | Floating type hinge device of screw conveyer | |
| CN211693583U (en) | High-temperature super-wear-resistant shearing gate valve | |
| CN102359510A (en) | Shifting fork device of dry plate friction clutch | |
| CN2746215Y (en) | Three-rod cut-off butterfly valve | |
| KR102211034B1 (en) | Mechanical seal device | |
| CN115095664A (en) | Novel mechanical sealing device | |
| CN210118463U (en) | High-temperature-resistant four-connecting-rod butterfly valve | |
| CN110553084B (en) | Hydraulic driver for underwater valve | |
| CN218264064U (en) | Connecting device for excavator bucket | |
| CN220202827U (en) | Mechanical operating mechanism for multi-way valve and excavator comprising mechanical operating mechanism | |
| CN217949204U (en) | Driven wheel device and excavating loader | |
| CN218454858U (en) | Lubricating floating oil cylinder rod device for excavator | |
| CN220702678U (en) | External labyrinth type dust-proof device for bucket wheel shaft of stacker-reclaimer | |
| CN221345709U (en) | Bulldozing device for excavator | |
| CN221118591U (en) | Mining forklift rocker arm mechanism with protection mechanism | |
| CN204961994U (en) | Blast furnace baiting valve | |
| CN221346859U (en) | Mud scraping ring for annular blowout preventer | |
| CN217811312U (en) | Bucket structure of vibratile excavator | |
| CN217328577U (en) | Valve seat sealing structure and floating ball valve using same | |
| CN217517670U (en) | Bucket device and hydraulic excavator | |
| CN211975298U (en) | Double-framework oil seal structure for reducing oil leakage of axial plunger pump | |
| CN215618996U (en) | Shaft supporting device for stirring system of shield construction mortar vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230110 |