CN107700575B - Connecting device - Google Patents
Connecting device Download PDFInfo
- Publication number
- CN107700575B CN107700575B CN201710835112.2A CN201710835112A CN107700575B CN 107700575 B CN107700575 B CN 107700575B CN 201710835112 A CN201710835112 A CN 201710835112A CN 107700575 B CN107700575 B CN 107700575B
- Authority
- CN
- China
- Prior art keywords
- fixing device
- threaded rod
- rod
- sliding plate
- sliding
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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.)
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Links
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000035939 shock Effects 0.000 description 14
- 239000006096 absorbing agent Substances 0.000 description 11
- 239000000725 suspension Substances 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 4
- 230000002146 bilateral effect Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a connecting device which comprises a fixing device, wherein a cavity is formed in the fixing device, a threaded rod is vertically arranged in the cavity, a nut is connected to the threaded rod in a threaded mode, and the nut is fixedly connected to the fixing device. The invention has stable structure and good anti-seismic performance, the two flanges are fixed by the fixing plate to prevent the flanges from shaking for a long time and separating, and the fixing device is beneficial to subsequent disassembly and maintenance and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of excavator suspension systems, in particular to a connecting device.
Background
Along with the leap-type development of various basic large-scale projects in China, the demand of a large-scale excavator is gradually increased, the large-scale excavator is in a severe operation environment, operation sites are mostly in surface mines, tunnels and the like, operation time is long-time continuous operation, the workload is high, and therefore higher requirements are provided for the shock absorber of the excavator suspension system. The excavator is provided with a suspension system in order to minimise the transmission of vibrations of the power element to the support system.
At present, a shock absorber for a suspension system of a large excavator is usually in an up-down buckling type, the middle of the shock absorber is positioned by a sleeve, and an outer flange, a middle sleeve and an elastomer are vulcanized and molded together. The shock absorber with the structure can meet the operation requirement of a large excavator in a short time, but the shock absorption effect needs to be enhanced after long-time use, and the connecting device is fixed and is inconvenient to disassemble and maintain.
SUMMERY OF THE UTILITY MODEL
The invention aims to solve the problem that a shock absorber in the prior art is poor in shock absorption effect, and provides a connecting device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a connecting device comprises a fixing device, wherein a cavity is formed in the fixing device, a threaded rod is vertically arranged in the cavity, a nut is connected to the threaded rod in a threaded manner, the nut is fixedly connected to the fixing device, a rotary table is fixedly connected to the top end of the threaded rod, a sliding plate is rotatably connected to one end, away from the rotary table, of the threaded rod, two sliding rods are symmetrically and vertically arranged on the cavity, two ends of the sliding plate are slidably connected to the sliding rods, a first connecting rod is connected to the middle of one end, away from the threaded rod, of the sliding plate, two symmetrically arranged second connecting rods are connected to one end, away from the sliding plate, of the first connecting rod, each end, away from the first connecting rod, of each second connecting rod is rotatably connected to a clamping block, a plurality of reset springs are arranged at one end, close to each other, of each clamping block, and clamping grooves are formed, first sleeve pipe and second sleeve pipe pass through flange joint, two the flange is fixed through first fixed plate and second fixed plate, the one end bilateral symmetry that the base is close to the upper cover is equipped with two first gag lever posts, every the one end that the base was kept away from to first gag lever post all runs through first fixed plate and fixes on the second fixed plate, the one end bilateral symmetry that the upper cover is close to the base is equipped with two second gag lever posts, every the one end that the upper cover was kept away from to the second gag lever post all runs through the second fixed plate and fixes on first fixed plate.
Preferably, through holes are formed in both ends of the sliding plate, and the sliding rod penetrates through the through holes to be in sliding connection with the sliding plate.
Preferably, the rotating disc is a steering wheel type, and anti-skid grains are sleeved on the rotating disc.
Preferably, two limiting strips are symmetrically arranged on the clamping block, and one end, far away from the clamping block, of each limiting strip is connected to the fixing device.
Preferably, the threaded rod is rotatably connected with the sliding plate through a micro deep groove ball bearing.
Preferably, the fixture block adopts a wedge-shaped structure.
In the invention, when the machine is worn for a long time to cause the reduction of the damping performance, the machine can be installed and disassembled through the fixing device, and the installation and disassembly principle of the fixing device is as follows: the rotary table is rotated, the rotary table drives the threaded rod to rotate, the threaded rod is changed into linear motion through the nut, the threaded rod drives the sliding plate to move after moving, the two sliding rods play a limiting role, the sliding plate only can move up and down, the sliding plate drives the first connecting rod to move up and down, the first connecting rod drives the two second connecting rods to move, the two clamping blocks are driven to move after the second connecting rods move, and the clamping blocks can be taken out of the clamping block accommodating and fixing device, so that the sleeve barrel can be maintained and replaced. The connecting structure is stable, the anti-seismic performance is good, the two flanges are fixed through the fixing plate, the separation caused by long-time shaking is prevented, the fixing device is favorable for subsequent disassembly and maintenance, and the connecting structure is worthy of popularization.
Drawings
FIG. 1 is a schematic structural diagram of a connecting device according to the present invention
FIG. 2 is a schematic structural view of the present invention applied to example 2;
fig. 3 is an enlarged schematic view of part a of example 2 to which the present invention is applied.
In the figure: 1 upper cover, 2 first sleeve pipe, 3 flange, 4 second sleeve pipe, 5 bases, 6 first limiting rod, 7 first fixing plate, 8 second fixing plate, 9 second limiting rod, 10 turntable, 11 threaded rod, 12 nuts, 13 cavities, 14 sliding rod, 15 sliding plate, 16 first connecting rod, 17 clamping block, 18 second connecting rod, 19 reset spring, 20 limiting strip, 21 micro deep groove ball bearing, 22 fixing device, 23 bottom plate and 24 spring shock absorber.
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.
Example 1
The connecting device comprises a fixing device (22), a cavity (13) is formed in the fixing device (22), a threaded rod (11) is vertically arranged in the cavity (13), a nut (12) is connected to the threaded rod (11) in a threaded manner, the nut (12) is fixedly connected to the fixing device (22), a rotary plate (10) is fixedly connected to the top end of the threaded rod (11), a sliding plate (15) is rotatably connected to one end, far away from the rotary plate (10), of the threaded rod (11), two sliding rods (14) are symmetrically and vertically arranged on the cavity (13), two ends of the sliding plate (15) are slidably connected to the sliding rods (14), a first connecting rod (16) is connected to the middle of one end, far away from the threaded rod (11), of the first connecting rod (16) and far away from the sliding plate (15) is connected with two symmetrically arranged second connecting rods (18), and two second connecting rods (18) all rotate to be connected on first connecting rod (16), every the one end that first connecting rod (16) were kept away from in second connecting rod (18) all rotates and is connected with fixture block (17), every the one end that fixture block (17) are close to each other all is equipped with a plurality of reset spring (19).
According to the connecting device, through holes are formed in two ends of the sliding plate (15), and the sliding rod (14) penetrates through the through holes to be in sliding connection with the sliding plate (15).
According to the connecting device, the rotary table (10) is of a steering wheel type, and anti-skid grains are sleeved on the rotary table (10).
According to the connecting device, the two limiting strips (20) are symmetrically arranged on the clamping block (17), and one end, far away from the clamping block (17), of each limiting strip (20) is connected to the fixing device (22).
According to the connecting device, the threaded rod (11) is rotatably connected with the sliding plate (15) through the micro deep groove ball bearing (21).
In the connecting device, the clamping block (17) adopts a wedge-shaped structure.
Example 2
Referring to fig. 2-3, the present invention is applied to a shock absorber for a suspension system of a large excavator, and comprises an upper cover 1 and a base 5, wherein one end of the upper cover 1 and one end of the base 5, which are far away from each other, are both provided with a plurality of spring shock absorbers 24, the spring shock absorbers 24, which are far away from the upper cover 1 and the base 5, are both connected with a bottom plate 23, one end of the upper cover 1, which is close to the base 5, is connected with a first sleeve 2, one end of the base 5, which is close to the upper cover 1, is connected with a second sleeve 4, both ends of the first sleeve 2 and the second sleeve 4 are both fixedly connected with a fixing device 22, the first sleeve 2 is connected with the upper cover 1 through the fixing device 22, the second sleeve 4 is connected with the base 5 through the fixing device 22, a cavity 13 is arranged in the fixing device 22, a threaded rod 11 is vertically arranged in the cavity 13, one end of the threaded rod 11, which is far away from the rotary disc 10, is rotatably connected with a sliding plate 15, two sliding rods 14 are symmetrically and vertically arranged in the cavity 13, two ends of the sliding plate 15 are slidably connected to the sliding rods 14, the middle part of one end of the sliding plate 15, which is far away from the threaded rod 11, is connected with a first connecting rod 16, one end of the first connecting rod 16, which is far away from the sliding plate 15, is connected with two symmetrically arranged second connecting rods 18, the two second connecting rods 18 are rotatably connected to the first connecting rod 16, one end of each second connecting rod 18, which is far away from the first connecting rod 16, is rotatably connected with a clamping block 17, one end, which is close to each clamping block 17, is provided with a plurality of reset springs 19, clamping grooves are respectively arranged at positions, corresponding to the fixing devices 22, of the upper cover 1 and the base 5, the first sleeve 2 and the second sleeve 4 are connected through flanges 3, the two flanges 3, the one end that base 5 was kept away from to every first gag lever post 6 all runs through first fixed plate 7 and fixes on second fixed plate 8, and the one end bilateral symmetry that upper cover 1 is close to base 5 is equipped with two second gag lever posts 9, and the one end that upper cover 1 was kept away from to every second gag lever post 9 all runs through second fixed plate 8 and fixes on first fixed plate 7.
Large-scale excavator bumper shock absorber for suspension system, the through-hole has all been seted up at the both ends of slide 15, slide bar 14 passes through the through-hole and slide 15 sliding connection, slide 15 and slide bar 14's sliding connection can make slide 15 can only realize up-and-down motion, carousel 10 adopts the steering wheel formula, the cover is equipped with anti-skidding line on the carousel 10, steering wheel formula's carousel 10 can conveniently rotate, the symmetry is equipped with two spacing strips 20 on the fixture block 17, the one end that fixture block 17 was kept away from to every spacing strip 20 all connects on fixing device 22, the setting of spacing strip 20 plays the guard action that prevents fixture block 17 excessive movement, threaded rod 11 rotates with slide 15 through miniature deep groove ball bearing 21 to be connected, the setting of miniature deep groove ball bearing 21 plays support and fixed effect, make threaded rod 11 can rotate with slide 15 to be connected, fixture block 17 adopts the wedge structure, the convenient.
Large-scale excavator is bumper shock absorber damping performance for suspension system is good, first sleeve pipe 2 and second sleeve pipe 4 pass through flange 3 to be connected, and the mutual clamping action of first fixed plate 7 and second fixed plate 8 carries out further fixed to flange 3, first gag lever post 6 and second gag lever post 9 set up and can be fixed with first fixed plate 7 and second fixed plate 8, spring damper 24's setting can effectual buffering shock attenuation, when the sleeve pipe uses for a long time and takes place wearing and tearing to lead to the damping performance to descend, accessible fixing device 22 installs the dismantlement, fixing device 22's installation dismantlement principle does: the rotary table 10 is rotated, the rotary table 10 drives the threaded rod 11 to rotate, the threaded rod 11 is changed into linear motion from rotation through the nut 12, the threaded rod 11 drives the sliding plate 15 to move after moving, the two sliding rods 14 play a limiting role, the sliding plate 15 only can move up and down, the sliding plate 15 drives the first connecting rod 16 to move up and down, the first connecting rod 16 drives the two second connecting rods 18 to move, the second connecting rods 18 drive the two clamping blocks 17 to move after moving, and the clamping blocks 17 can be taken out after being taken into the fixing device 22, so that the sleeve barrel can be maintained and replaced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The connecting device comprises a fixing device (22), a cavity (13) is formed in the fixing device (22), a threaded rod (11) is vertically arranged in the cavity (13), a nut (12) is connected to the threaded rod (11) in a threaded manner, the nut (12) is fixedly connected to the fixing device (22), a rotary plate (10) is fixedly connected to the top end of the threaded rod (11), a sliding plate (15) is rotatably connected to one end, far away from the rotary plate (10), of the threaded rod (11), two sliding rods (14) are symmetrically and vertically arranged on the cavity (13), two ends of the sliding plate (15) are slidably connected to the sliding rods (14), a first connecting rod (16) is connected to the middle of one end, far away from the threaded rod (11), of the first connecting rod (16) and far away from the sliding plate (15) is connected with two symmetrically arranged second connecting rods (18), and the two second connecting rods (18) are both rotationally connected to the first connecting rod (16), one end of each second connecting rod (18) far away from the first connecting rod (16) is rotationally connected with a clamping block (17),
each clamping block (17) is provided with a plurality of return springs (19) at one end close to each other, and the other sides of the return springs (19) are connected with a fixing device (22).
2. A connecting device according to claim 1, wherein both ends of the sliding plate (15) are provided with through holes, and the sliding rod (14) passes through the through holes to be slidably connected with the sliding plate (15).
3. A connecting device according to claim 1, characterized in that the rotary disc (10) is a steering wheel type, and the rotary disc (10) is provided with anti-skid threads.
4. A connecting device according to claim 1, characterized in that two limiting strips (20) are symmetrically arranged on the clamping block (17), and one end of each limiting strip (20) far away from the clamping block (17) is connected to the fixing device (22).
5. A connection device according to claim 1, characterized in that the threaded rod (11) is rotatably connected to the slide (15) by means of micro deep groove ball bearings (21).
6. A connecting device according to claim 1, characterized in that said latch (17) is wedge-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710835112.2A CN107700575B (en) | 2017-09-15 | 2017-09-15 | Connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710835112.2A CN107700575B (en) | 2017-09-15 | 2017-09-15 | Connecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107700575A CN107700575A (en) | 2018-02-16 |
| CN107700575B true CN107700575B (en) | 2020-06-30 |
Family
ID=61171760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710835112.2A Active CN107700575B (en) | 2017-09-15 | 2017-09-15 | Connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107700575B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405864B (en) * | 2018-11-14 | 2021-02-09 | 安徽蓝德自动化科技有限公司 | Industrial instrument fixing device and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2272873C1 (en) * | 2004-07-06 | 2006-03-27 | Воронежский государственный технический университет | Device for borehole punching in ground |
| KR20080051517A (en) * | 2006-12-06 | 2008-06-11 | 두산인프라코어 주식회사 | A key-set device for locking a cover of a heavy equipment |
| CN101845833A (en) * | 2009-03-27 | 2010-09-29 | 日立建机株式会社 | Two-member connecting device |
| CN105673944A (en) * | 2016-04-25 | 2016-06-15 | 昆明亮尚灯具有限公司 | Fixing device for fixing drainage pipe of building |
| CN206203230U (en) * | 2016-11-23 | 2017-05-31 | 江西华欣机械制造有限公司 | A kind of easy-to-mount conveying chain bucket |
-
2017
- 2017-09-15 CN CN201710835112.2A patent/CN107700575B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2272873C1 (en) * | 2004-07-06 | 2006-03-27 | Воронежский государственный технический университет | Device for borehole punching in ground |
| KR20080051517A (en) * | 2006-12-06 | 2008-06-11 | 두산인프라코어 주식회사 | A key-set device for locking a cover of a heavy equipment |
| CN101845833A (en) * | 2009-03-27 | 2010-09-29 | 日立建机株式会社 | Two-member connecting device |
| CN105673944A (en) * | 2016-04-25 | 2016-06-15 | 昆明亮尚灯具有限公司 | Fixing device for fixing drainage pipe of building |
| CN206203230U (en) * | 2016-11-23 | 2017-05-31 | 江西华欣机械制造有限公司 | A kind of easy-to-mount conveying chain bucket |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107700575A (en) | 2018-02-16 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A connecting device Effective date of registration: 20221013 Granted publication date: 20200630 Pledgee: Feidong SME financing Company limited by guarantee Pledgor: ANHUI HEKUANG ENVIRONMENTAL TECHNOLOGY CO.,LTD. Registration number: Y2022980018276 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231205 Granted publication date: 20200630 Pledgee: Feidong SME financing Company limited by guarantee Pledgor: ANHUI HEKUANG ENVIRONMENTAL TECHNOLOGY CO.,LTD. Registration number: Y2022980018276 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A connection device Granted publication date: 20200630 Pledgee: Feidong SME financing Company limited by guarantee Pledgor: ANHUI HEKUANG ENVIRONMENTAL TECHNOLOGY CO.,LTD. Registration number: Y2024980030509 |