CN216554733U - Trunnion device of hydraulic oil cylinder - Google Patents
Trunnion device of hydraulic oil cylinder Download PDFInfo
- Publication number
- CN216554733U CN216554733U CN202123003111.2U CN202123003111U CN216554733U CN 216554733 U CN216554733 U CN 216554733U CN 202123003111 U CN202123003111 U CN 202123003111U CN 216554733 U CN216554733 U CN 216554733U
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- China
- Prior art keywords
- bottom plate
- frame
- trunnion
- middle frame
- connecting screw
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- 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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- 239000010720 hydraulic oil Substances 0.000 title abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 241001125877 Gobio gobio Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a trunnion device of a hydraulic oil cylinder, which comprises a lug plate, a middle frame and an adjusting shaft, wherein the lug plate comprises a bottom plate and upright lugs, the upright lugs are symmetrically arranged on the upper end surface of the bottom plate, the upright lugs and the bottom plate are integrally formed, the middle frame is arranged on the lower end surface of the bottom plate and is rotationally connected with the bottom plate, the adjusting shaft is arranged in the middle of the middle frame, and the adjusting shaft is connected with the middle frame in a longitudinal sliding way, so that the middle frame can be stably installed through the bottom plate when a user needs to use the middle frame, when the middle frame needs to be installed, the middle frame can be stably inserted into the inner part of the stepped groove through the connecting screw rod, then the connecting screw rod is fixed by the nut, so that the stable fixed connection between the bottom plate and the T-shaped limiting shaft can be ensured, and the user needs to mutually match the T-shaped limiting shaft with the annular frame before installing the bottom plate.
Description
Technical Field
The utility model relates to the technical field of trunnions, in particular to a trunnion device of a hydraulic oil cylinder.
Background
Trunnions are common fittings for hydraulic ram connections.
The patent number is CN 202251225U's chinese patent, a novel hinge point draw bail of hydraulic cylinder is disclosed, by open ear seat, the hydraulic cylinder trunnion, the dowel bar is constituteed, install the hydraulic cylinder trunnion in the seathole of open ear seat, insert open ear seat with the dowel bar, block the stopper that the hydraulic cylinder trunnion was last, make the hydraulic cylinder trunnion can not deviate from in the seathole of open ear seat, open ear seat is an open "U" shape mouth, the hydraulic cylinder trunnion can very easy direct the installation put into.
However, in the actual use process, the trunnion used by the existing hydraulic oil cylinder is simple in structure, and can only be installed and used in a fixed mode in the actual use process, so that the trunnion is easy to deform and even damage when being stressed too much in the use process of the hydraulic oil cylinder, the trunnion is not favorable for long-time use, meanwhile, the traditional trunnion is fixed in size, the length of the trunnion cannot be flexibly adjusted when the trunnion is installed in different use environments, and the trunnion is not flexible to use.
SUMMERY OF THE UTILITY MODEL
In view of the problems mentioned in the background, it is an object of the present invention to provide a trunnion arrangement for a hydraulic cylinder, which solves the problems mentioned in the background.
The technical purpose of the utility model is realized by the following technical scheme:
the utility model provides a trunnion device of hydraulic cylinder, includes otic placode, well frame and regulating spindle, the otic placode includes bottom plate and founds the ear, the ear symmetry sets up the up end at the bottom plate, and founds ear and bottom plate integrated into one piece, the lower terminal surface at the bottom plate is installed to the well frame, and well frame and bottom plate rotate to be connected, the regulating spindle is installed at the middle part of well frame, and regulating spindle and the vertical sliding connection of well frame.
Through adopting above-mentioned technical scheme, guarantee that the user can be stable install the founding ear through the bottom plate, guarantee to cooperate the installation through founding ear and outside and use, guarantee to be connected with bottom plate normal running fit through setting up to the centering simultaneously, come the nimble trunnion overall installation length of adjusting convenient to use person through setting up to the regulating spindle.
Preferably, the lower end face of the bottom plate is provided with a T-shaped limiting shaft, the T-shaped limiting shaft is symmetrically provided with connecting screw rods, and the connecting screw rods are vertically and fixedly connected with the T-shaped limiting shaft.
Through adopting above-mentioned technical scheme, guarantee to install the ring frame through the spacing axle of T shape, be convenient for simultaneously through the setting to connecting screw and carry out fixed mounting with the bottom plate.
The preferred, the middle part symmetry of bottom plate is provided with the ladder groove, the internally mounted in ladder groove have with connecting screw matched with nut, nut and connecting screw fixed connection.
Through adopting above-mentioned technical scheme, guarantee to install the nut through the ladder groove, conveniently fix connecting screw through the nut.
Preferably, the middle frame comprises an annular frame and a guide sleeve, the guide sleeve is arranged at the lower end of the annular frame, and the guide sleeve is fixedly connected with the annular frame.
Through adopting above-mentioned technical scheme, guarantee that the uide bushing can rotate through the annular frame and install on the spacing axle of T shape.
Preferably, the side surface of the annular frame is symmetrically provided with bending supports, the bending supports and the annular frame are integrally formed, the middle part of the guide sleeve is symmetrically provided with guide clamping grooves, and the side surface of the guide sleeve is uniformly provided with a plurality of positioning holes.
Through adopting above-mentioned technical scheme, guarantee to come annular frame and uide bushing reciprocal anchorage through the support of buckling, guarantee to get up with the better interconnect of regulating spindle through the setting to guide slot and locating hole simultaneously.
Preferably, the adjusting shaft comprises a fixing plate and a top shaft, the top shaft is vertically arranged at the center of the upper end face of the fixing plate, the top shaft and the fixing plate are integrally formed, positioning strips are symmetrically arranged on two sides of the top shaft, and a matching hole corresponding to the positioning hole is further formed in the side face of the top shaft.
Through adopting above-mentioned technical scheme, guarantee that the fixed plate can be through the nimble mounted position of adjusting in the uide bushing of apical axis.
In summary, the utility model mainly has the following beneficial effects: the trunnion structure and the using process used by the traditional hydraulic cylinder are researched, the trunnion device of the hydraulic cylinder is designed, the middle frame can be stably installed through the bottom plate when a user needs to use the trunnion device, the middle frame can be stably inserted into the stepped groove through the connecting screw rod when the middle frame needs to be installed, then the connecting screw rod is fixed through the nut, so that the bottom plate and the T-shaped limiting shaft can be stably and fixedly connected, the T-shaped limiting shaft and the annular frame are matched with each other before the bottom plate is installed by the user, so that the annular frame and the lug plate can be stably and rotatably connected, meanwhile, the guide sleeve and the bending bracket are welded with each other, the adjusting shaft can be stably installed through the guide sleeve, and the adjusting shaft can be conveniently and stably installed in the guide clamping groove through the positioning strip, guarantee between mating holes and the locating hole better each other to its hole site, the person of facilitating the use can come well frame and regulating spindle reciprocal anchorage through the bolt, and just can realize adjusting the holistic length of trunnion when the user selects different mating holes and locating hole to cooperate the installation, uses very nimble.
Drawings
FIG. 1 is a perspective view of the device of the present invention;
FIG. 2 is a schematic view of the ear plate of FIG. 1;
FIG. 3 is a front view of the device of FIG. 2;
FIG. 4 is a top view of the device of FIG. 2;
FIG. 5 is a schematic view of the structure of the mid-frame shown in FIG. 1;
FIG. 6 is a front view of the device of FIG. 5;
fig. 7 is a schematic view of the structure of the adjustment shaft shown in fig. 1.
Reference numerals: 1. an ear plate; 11. a base plate; 111. a T-shaped limiting shaft; 112. connecting a screw rod; 113. a stepped groove; 114. a nut; 12. erecting the ears; 2. a middle frame; 21. an annular frame; 211. bending the bracket; 22. a guide sleeve; 221. a guide clamping groove; 222. positioning holes; 3. an adjustment shaft; 31. a fixing plate; 32. a top shaft; 321. a positioning bar; 322. a mating hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2, 3, 4, 5, 6 and 7, a trunnion device of a hydraulic cylinder includes an ear plate 1, a middle frame 2 and an adjusting shaft 3, the ear plate 1 includes a bottom plate 11 and a stand 12, the stand 12 is symmetrically disposed on an upper end surface of the bottom plate 11, and the stand 12 and the bottom plate 11 are integrally formed, by studying a trunnion structure and a using process used in a conventional hydraulic cylinder, the trunnion device of the hydraulic cylinder is designed to ensure that a user can stably mount the middle frame 2 through the bottom plate 11 when needing to use, when the middle frame 2 needs to be mounted, the trunnion device can be stably inserted into a stepped groove 113 through a connecting screw rod 112, and then the connecting screw rod 112 is fixed through a nut 114, so that the bottom plate 11 and a T-shaped limiting shaft 111 can be stably fixed together, and the T-shaped limiting shaft 111 and an annular frame 21 need to be matched with each other before the user mounts the bottom plate 11, therefore, the stable rotary connection between the annular frame 21 and the ear plate 1 can be ensured, meanwhile, the guide sleeve 22 and the bending support 211 are welded together, the adjusting shaft 3 can be stably installed through the guide sleeve 22, the adjusting shaft 3 can be conveniently and stably installed inside the guide clamping groove 221 through the positioning strip 321, better mutual hole aligning position between the matching hole 322 and the positioning hole 222 is ensured, a user can conveniently fix the middle frame 2 and the adjusting shaft 3 through bolts, the integral length of the trunnion can be adjusted when the user selects different matching holes 322 and positioning holes 222 to be installed in a matching way, the usage is very flexible, the problems that the trunnion structure used by the existing hydraulic oil cylinder is simple, the trunnion is often installed and used only in a fixed way in the actual usage process, and the trunnion is easy to deform once being stressed excessively in the usage process of the hydraulic oil cylinder are solved, even the damaged condition, is unfavorable for the trunnion to use for a long time, meanwhile the traditional trunnion has fixed size, can' T adjust the trunnion length flexibly when different use environment is installed, the problem of not being flexible to use, the lower end surface of the bottom plate 11 is installed with the T-shaped spacing shaft 111, the T-shaped spacing shaft 111 is symmetrically provided with the connecting screw 112, the connecting screw 112 is vertically and fixedly connected with the T-shaped spacing shaft 111, the stable installation of the middle frame 2 is ensured by the arrangement of the T-shaped spacing shaft 111, simultaneously the flexible rotation of the middle frame 2 in the use process is ensured, the damaged condition is avoided, the better interconnection between the T-shaped spacing shaft 111 and the bottom plate 11 is ensured by the arrangement of the connecting screw 112, the middle part of the bottom plate 11 is symmetrically provided with the stepped groove 113, the nut 114 matched with the connecting screw 112 is installed in the stepped groove 113, the nut 114 is fixedly connected with the connecting screw 112, the nut 114 is arranged to ensure that the connecting screw rod 112 is better fixed with the bottom plate 11;
the middle frame 2 is arranged on the lower end surface of the bottom plate 11, the middle frame 2 is rotationally connected with the bottom plate 11, the middle frame 2 comprises an annular frame 21 and a guide sleeve 22, the guide sleeve 22 is arranged at the lower end of the annular frame 21, the guide sleeve 22 is fixedly connected with the annular frame 21, the structural arrangement of the centering frame 2 ensures that the guide sleeve 22 can be stably arranged on the T-shaped limiting shaft 111 through the annular frame 21, meanwhile, the stable and flexible rotation of the annular frame 21 can be ensured, the side surface of the annular frame 21 is symmetrically provided with the bending bracket 211, the bending bracket 211 and the annular frame 21 are integrally formed, the middle part of the guide sleeve 22 is symmetrically provided with the guide clamping grooves 221, the side surface of the guide sleeve 22 is uniformly provided with a plurality of positioning holes 222, a better interconnection between the annular frame 21 and the guide sleeve 22 is ensured by the provision of the bending brackets 211, meanwhile, the positioning strips 321 are better matched and installed by arranging the guide clamping grooves 221;
adjusting shaft 3 installs the middle part at well frame 2, and adjusting shaft 3 and well frame 2 longitudinal sliding connection, adjusting shaft 3 includes fixed plate 31 and apical axis 32, apical axis 32 vertically sets up the up end center department at fixed plate 31, and apical axis 32 and fixed plate 31 integrated into one piece, apical axis 32 bilateral symmetry is provided with location strip 321, and apical axis 32 side has still been seted up with the corresponding mating holes 322 of locating hole 222, guarantee through the structure setting to adjusting shaft 3 that fixed plate 31 is better installs the middle part at uide bushing 22 through apical axis 32, the user just so can select different mating holes 322 corresponding with locating hole 222 as required, and then reach the purpose of adjustment gudgeon length.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a trunnion device of hydraulic cylinder, includes otic placode (1), well frame (2) and regulating spindle (3), its characterized in that: ear plate (1) includes bottom plate (11) and founding ear (12), founding ear (12) symmetry and setting up the up end at bottom plate (11), and founding ear (12) and bottom plate (11) integrated into one piece, the lower terminal surface at bottom plate (11) is installed in well frame (2), and well frame (2) rotate with bottom plate (11) and be connected, the middle part at well frame (2) is installed in regulating spindle (3), and regulating spindle (3) and well frame (2) longitudinal sliding connection.
2. The trunnion arrangement of claim 1, wherein: the lower end face of the bottom plate (11) is provided with a T-shaped limiting shaft (111), the T-shaped limiting shaft (111) is symmetrically provided with connecting screw rods (112), and the connecting screw rods (112) are vertically and fixedly connected with the T-shaped limiting shaft (111).
3. The trunnion arrangement of claim 2, wherein: the middle part symmetry of bottom plate (11) is provided with ladder groove (113), the internally mounted of ladder groove (113) has and connecting screw (112) matched with nut (114), nut (114) and connecting screw (112) fixed connection.
4. A trunnion arrangement for a hydraulic cylinder according to claim 3, characterized in that: the middle frame (2) comprises an annular frame (21) and a guide sleeve (22), the guide sleeve (22) is arranged at the lower end of the annular frame (21), and the guide sleeve (22) is fixedly connected with the annular frame (21).
5. The trunnion arrangement of claim 4, wherein: the side symmetry of annular frame (21) is provided with support (211) of buckling, support (211) of buckling and annular frame (21) integrated into one piece, the middle part symmetry of uide bushing (22) is provided with direction draw-in groove (221), and the side of uide bushing (22) is even is provided with a plurality of locating holes (222).
6. The trunnion arrangement of claim 5, wherein: adjusting shaft (3) are including fixed plate (31) and apical axis (32), apical axis (32) vertically sets up in the up end center department of fixed plate (31), and apical axis (32) and fixed plate (31) integrated into one piece, apical axis (32) bilateral symmetry is provided with location strip (321), and apical axis (32) side still seted up with corresponding mating holes (322) of locating hole (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123003111.2U CN216554733U (en) | 2021-12-02 | 2021-12-02 | Trunnion device of hydraulic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123003111.2U CN216554733U (en) | 2021-12-02 | 2021-12-02 | Trunnion device of hydraulic oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554733U true CN216554733U (en) | 2022-05-17 |
Family
ID=81539623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123003111.2U Expired - Fee Related CN216554733U (en) | 2021-12-02 | 2021-12-02 | Trunnion device of hydraulic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216554733U (en) |
-
2021
- 2021-12-02 CN CN202123003111.2U patent/CN216554733U/en not_active Expired - Fee Related
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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: 20220517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |