CN205840871U - A kind of rocker arm of coal mining machine and the attachment structure of link - Google Patents
A kind of rocker arm of coal mining machine and the attachment structure of link Download PDFInfo
- Publication number
- CN205840871U CN205840871U CN201620858383.0U CN201620858383U CN205840871U CN 205840871 U CN205840871 U CN 205840871U CN 201620858383 U CN201620858383 U CN 201620858383U CN 205840871 U CN205840871 U CN 205840871U
- Authority
- CN
- China
- Prior art keywords
- link
- rocker arm
- studs
- coal mining
- mining machine
- 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.)
- Active
Links
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses the attachment structure of a kind of rocker arm of coal mining machine and link, including rocker arm of coal mining machine and link, described rocker arm of coal mining machine is provided with bindiny mechanism with the junction of link, described bindiny mechanism includes the studs for connecting rocker arm of coal mining machine and link and the secure component being arranged on described studs, described studs threaded one end portion is connected through link and rocker arm of coal mining machine are fixing, described secure component includes that spiral is connected to the clamp nut of studs other end threaded portion and multiple pushing tow bolt being located on clamp nut circumferencial direction, described clamp nut is provided with hard packing sheet with the junction of link, the outer cover of described clamp nut is provided with protective cover, described secure component and studs are for removably connecting.This utility model simple in construction, by arranging studs and secure component, it is achieved rocker arm of coal mining machine is connected with the fixing of link, bearing capacity is high, connects reliable.
Description
Technical field
This utility model belongs to coal-winning machine technical field, is specifically related to the connection knot of a kind of rocker arm of coal mining machine and link
Structure.
Background technology
In shaft production, link is as rocker arm of coal mining machine and the intermediate structure of tractive unit, mechanically by two
Big parts couple together.Between each parts separate, attachment structure design reasonability directly affect coal-winning machine safety fortune
OK.But, current rocker arm of coal mining machine, link connect employing d-axis or axis of cone structure mostly, but it there is also some problems:
First, using d-axis to couple, simple in construction, difficulty of processing are little, but d-axis is together with the corresponding easy rust joint of engaging lug, and dismounting is tired
Difficult；It addition, use the axis of cone to couple, can solve dismounting problem, but the axis of cone in use produces axial force, easily produces
Raw axial float, axis of cone structure is relative complex simultaneously, and processing and assembling are proposed high requirement.Therefore, one is nowadays lacked
Simple in construction, a kind of rocker arm of coal mining machine reasonable in design and the attachment structure of link, by arranging studs and fastening part
Part, it is achieved rocker arm of coal mining machine is connected with the fixing of link, improves the bearing capacity of attachment structure, easy to operate, connects reliable.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, it is provided that a kind of coal mining
Machine rocking arm and the attachment structure of link, its simple in construction, reasonable in design, by arranging studs and secure component, it is achieved
Rocker arm of coal mining machine is connected with the fixing of link, improves the bearing capacity of attachment structure, easy to operate, connects reliable, practicality
By force, it is simple to promote the use of.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of rocker arm of coal mining machine and link
Attachment structure, including rocker arm of coal mining machine and link, it is characterised in that: described rocker arm of coal mining machine sets with the junction of link
Being equipped with bindiny mechanism, described bindiny mechanism includes the studs for connecting rocker arm of coal mining machine and link and is arranged on institute
Stating the secure component on studs, described studs threaded one end portion is connected through link and rocker arm of coal mining machine are fixing,
Described secure component includes that spiral is connected to the clamp nut of studs other end threaded portion and multiple is located in clamp nut
Pushing tow bolt on circumferencial direction, described clamp nut is provided with hard packing sheet with the junction of link, described clamp nut
Outer cover is provided with protective cover, and described secure component and studs are for removably connecting.
Above-mentioned a kind of rocker arm of coal mining machine and the attachment structure of link, it is characterised in that: described protective cover passes through screw
Fix with studs and be connected.
Above-mentioned a kind of rocker arm of coal mining machine and the attachment structure of link, it is characterised in that: described screw and studs
Junction be provided with gasket seal.
Above-mentioned a kind of rocker arm of coal mining machine and the attachment structure of link, it is characterised in that: offer on described link
The first installing hole installed for studs, described rocker arm of coal mining machine offers the second installing hole installed for studs.
Above-mentioned a kind of rocker arm of coal mining machine and the attachment structure of link, it is characterised in that: described first installing hole is logical
Hole, described second installing hole is the screwed hole matched with studs threaded one end portion.
This utility model compared with prior art has the advantage that
1, this utility model is by arranging studs and secure component, and described studs threaded one end portion is through connecting
Frame and rocker arm of coal mining machine are fixing to be connected, and secure component is arranged on studs other end threaded portion, by by studs with
Secure component coordinates to be installed, it is achieved rocker arm of coal mining machine is connected with the fixing of link, simple in construction, connects reliable, easy accessibility
Fast.
2, this utility model includes nut and multiple pushing tow being located on nut circumference direction by arranging secure component
Bolt, the pushing tow diameter of bolt is little, and required moment is little, and multiple pushing tow bolts can produce powerful thrust on hard packing sheet, double end
Stud also produces equal counteracting force.Bad distorting stress or resilience force, studs will not be produced during secure component pretension
Can reach the 90% of yield strength, whole attachment structure bearing capacity and connection reliability are greatly improved.
3, this utility model is by arranging pushing tow bolt, in installation process, only uses spanner to be tightened by pushing tow bolt solid
Fixed, it is to avoid coal-winning machine is under underground work environment, and working place limit is limited, and inconvenience uses deep socket fastening, and it is convenient to install.
4, simple in construction of the present utility model, reasonable in design, it is achieved convenient and reliable property is high, simple to operate, practical.
In sum, this utility model simple in construction, reasonable in design, it is achieved convenient, simple in construction, reasonable in design, pass through
Studs and secure component are set, it is achieved rocker arm of coal mining machine is connected with the fixing of link, improve the carrying energy of attachment structure
Power, easy to operate, connect reliable, practical, it is simple to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Description of reference numerals:
1 rocker arm of coal mining machine；2 links；3 studs；
4 secure components；5 pushing tow bolts；6 clamp nuts；
7 hard packing sheets；8 screws；9 gasket seals；
10 protective covers.
Detailed description of the invention
As depicted in figs. 1 and 2, this utility model includes rocker arm of coal mining machine 1 and link 2, described rocker arm of coal mining machine 1 and company
The junction connecing frame 2 is provided with bindiny mechanism, and described bindiny mechanism includes for connecting the double of rocker arm of coal mining machine 1 and link 2
Header stud 3 and the secure component 4 being arranged on described studs 3, described studs 3 threaded one end portion passes link 2
Fixing with rocker arm of coal mining machine 1 and be connected, described secure component 4 includes that spiral is connected to the fastening of studs 3 other end threaded portion
Nut 6 and multiple pushing tow bolt 5 being located on clamp nut 6 circumferencial direction, described clamp nut 6 and the connection of link 2
Place is provided with hard packing sheet 7, and the outer cover of described clamp nut 6 is provided with protective cover 10, and described secure component 4 with studs 3 is
Removably connect.
During actually used, described studs 3 threaded one end portion is fixing with rocker arm of coal mining machine 1 even through link 2
Connect, secure component 4 is arranged on the other end threaded portion of studs 3, by studs 3 and secure component 4 are coordinated peace
Dress, it is achieved rocker arm of coal mining machine 1 is connected with the fixing of link 2, simple in construction, connects reliable, convenient to disassembly.
During actually used, by arranging multiple pushing tow bolt 5, the diameter of pushing tow bolt 5 is little and required moment is little, many
Individual pushing tow bolt 5 can produce powerful thrust on hard packing sheet 7, and studs 3 also produces equal counteracting force.Fastening part
Will not produce bad distorting stress or resilience force during part 4 pretension, studs 3 can reach the 90% of yield strength, whole company
Connect structural-load-carrying capacity and connection reliability is greatly improved.
During actually used, described studs 3 is 12.9 grades of studs, and it has higher yield strength, can hold
By bigger pretightning force, make to produce between rocker arm of coal mining machine 1 and link 2 enough extruding forces.
In the present embodiment, described protective cover 10 is connected by screw 8 is fixing with studs 3.
In the present embodiment, described screw 8 is provided with gasket seal 9 with the junction of studs 3.
In the present embodiment, described link 2 offers the first installing hole installed for studs 3, described coal-winning machine
The second installing hole installed for studs 3 is offered on rocking arm 1.
In the present embodiment, described first installing hole is through hole, and described second installing hole is and studs 3 threaded one end portion
The screwed hole matched.
When this utility model uses, first-selected described first installation studs 3 threaded one end portion passed on link 2
Hole is screwed into the screwed hole on rocker arm of coal mining machine 1；Then, the clamp nut 6 in secure component 4 is arranged on studs 3
Another end of thread, tighten pushing tow bolt 4 to hard packing sheet 7；Finally, protective cover 10 is sleeved on clamp nut 6 outside, passes through spiral shell
Nail 8 and gasket seal 9 are connected fixing with studs 3 for protective cover 10.This attachment structure bearing capacity is strong, simple in construction, company
Connect reliable, convenient to disassembly, improve the stability that rocker arm of coal mining machine 1 is connected with link 2, it is to avoid rocker arm of coal mining machine 1 and company
The junction connecing frame 2 produces axial float, and safety is high.
The above, be only preferred embodiment of the present utility model, not impose any restrictions this utility model, every
Any simple modification, change and equivalent structure change above example made according to this utility model technical spirit, the most still
Belong in the compensation range of technical solutions of the utility model.
Claims (5)
1. rocker arm of coal mining machine and an attachment structure for link, including rocker arm of coal mining machine (1) and link (2), its feature exists
In: described rocker arm of coal mining machine (1) is provided with bindiny mechanism with the junction of link (2), and described bindiny mechanism includes for even
Connect rocker arm of coal mining machine (1) and the studs (3) of link (2) and the secure component being arranged on described studs (3)
(4), described studs (3) threaded one end portion is connected through link (2) and rocker arm of coal mining machine (1) are fixing, described fastening part
Part (4) includes that spiral is connected to the clamp nut (6) of studs (3) other end threaded portion and multiple is located in clamp nut
(6) the pushing tow bolt (5) on circumferencial direction, described clamp nut (6) is provided with hard packing sheet (7) with the junction of link (2),
The outer cover of described clamp nut (6) is provided with protective cover (10), and described secure component (4) and studs (3) are for detachably to connect
Connect.
2. according to the attachment structure of a kind of rocker arm of coal mining machine described in claim 1 Yu link, it is characterised in that: described protection
Cover (10) is connected by screw (8) and studs (3) are fixing.
3. according to the attachment structure of a kind of rocker arm of coal mining machine described in claim 2 Yu link, it is characterised in that: described screw
(8) junction with studs (3) is provided with gasket seal (9).
4. according to the attachment structure of a kind of rocker arm of coal mining machine described in claim 1 or 2 Yu link, it is characterised in that: described
Offer the first installing hole installed for studs (3) on link (2), described rocker arm of coal mining machine (1) offers for double
The second installing hole that header stud (3) is installed.
5. according to the attachment structure of a kind of rocker arm of coal mining machine described in claim 4 Yu link, it is characterised in that: described first
Installing hole is through hole, and described second installing hole is the screwed hole matched with studs (3) threaded one end portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620858383.0U CN205840871U (en) | 2016-08-09 | 2016-08-09 | A kind of rocker arm of coal mining machine and the attachment structure of link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620858383.0U CN205840871U (en) | 2016-08-09 | 2016-08-09 | A kind of rocker arm of coal mining machine and the attachment structure of link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205840871U true CN205840871U (en) | 2016-12-28 |
Family
ID=57618160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620858383.0U Active CN205840871U (en) | 2016-08-09 | 2016-08-09 | A kind of rocker arm of coal mining machine and the attachment structure of link |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205840871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096376A (en) * | 2020-10-20 | 2020-12-18 | 三一重型装备有限公司 | Rocker arm and mechanical equipment |
-
2016
- 2016-08-09 CN CN201620858383.0U patent/CN205840871U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096376A (en) * | 2020-10-20 | 2020-12-18 | 三一重型装备有限公司 | Rocker arm and mechanical equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203099173U (en) | Clamping hoop | |
| CN202628727U (en) | Split crankshaft gear of high-power diesel engine | |
| CN205840871U (en) | A kind of rocker arm of coal mining machine and the attachment structure of link | |
| CN102174941A (en) | Connection method and structure of steel plate riveting nylon self-locking nut | |
| CN202344429U (en) | Automobile self-adjusting clutch assembly auxiliary device | |
| CN202149125U (en) | Self-locking locknut assembly | |
| WO2016187823A1 (en) | Axle main cone assembly | |
| CN205502818U (en) | Door hinge and vehicle | |
| CN202182098U (en) | Locknut special for contact networks in railways | |
| CN201250827Y (en) | Multidirectional connector | |
| CN202883627U (en) | Screw joint device easy to disassemble and assemble | |
| CN201405309Y (en) | Synchronous screwing device for connecting main shaft tightening ring with screw bolt | |
| CN204784284U (en) | Separation and reunion separator | |
| CN203068044U (en) | All-external-pressure balance corrugated compensator | |
| CN204284164U (en) | Bolt anticreep locking mechanism | |
| CN203906587U (en) | Spindle assembly and taper lock structure | |
| CN205996889U (en) | A kind of dismounting tool for fastening piece of variable turning angle degree | |
| CN202659701U (en) | Large-diameter motor shaft | |
| CN205806118U (en) | A kind of bracket fixing device | |
| CN202152880U (en) | Double-acting self-locking cable lifting device for wind generator unit | |
| CN201339783Y (en) | Back cone shoulder ring-half snap ring flange | |
| CN203257852U (en) | Bolt set capable of preventing rotation during fastening | |
| CN202914273U (en) | Connection structure of reciprocating compressor crosshead and piston rod | |
| CN2826118Y (en) | Enhanced self-locking type flange | |
| CN204512096U (en) | A kind of fastening bolt structure of fast assembling-disassembling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |