CN203974118U - The stable draw bail of biomass profiling equipment pressure head and piston rod - Google Patents
The stable draw bail of biomass profiling equipment pressure head and piston rod Download PDFInfo
- Publication number
- CN203974118U CN203974118U CN201420328193.9U CN201420328193U CN203974118U CN 203974118 U CN203974118 U CN 203974118U CN 201420328193 U CN201420328193 U CN 201420328193U CN 203974118 U CN203974118 U CN 203974118U
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- piston rod
- pressure head
- clamp
- spacer shell
- draw bail
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Abstract
The utility model has been announced the stable draw bail of a kind of biomass profiling equipment pressure head and piston rod, belongs to energy machinery technical field.This structure comprises hydraulic cylinder and piston rod, in piston rod front end periphery, be provided with cannelure, in cannelure, be provided with piston rod clamp, at pressure head, near piston rod end periphery, be provided with groove, in groove, be provided with pressure head clamp, at piston rod clamp, be outside equipped with spacer shell, spacer shell is enclosed within outside piston rod clamp, pressure head clamp is arranged in spacer shell, and spacer shell is provided with circlip groove away from the inner face of cylinder ends, and back-up ring is arranged on the axial location of realization to two clamps in circlip groove.The utility model is simple in structure, separable assembled, and easy installation and removal, is applied in the concentricity that can guarantee piston rod and pressure head in the connection of piston rod and pressure head, and safety while making equipment work, steadily reduces machine halt trouble.
Description
Technical field
The utility model relates to the stable draw bail of pressure head and piston rod, and particularly the stable draw bail of a kind of biomass profiling equipment pressure head and piston rod, belongs to energy machinery technical field.
Background technology
Biomass fuel obtained wideling popularize application in recent years as regenerative resource, before biomass fuel is used, generally need to first be pressed, the biomass profiling equipment of application is mainly fluid pressure type at present, in traditional biomass moulding hydraulic test, the piston rod of shaped by fluid pressure master cylinder is to adopt gusset piece transition to connect with the pattern that connects of contoured squeeze board mostly, although this type of attachment processing is simpler, but easily cause the concentricity between piston rod and contoured squeeze board not high when assembling, coupling reliability is poor, particularly when some vibrates, attachment bolt is easily loosening, thereby cause pressure head to come off, the accident that cannot work or cause other impact to produce occurs, for continuity batch production, this mode applicability is very poor, have a strong impact on equipment functional reliability.For biomass hydraulic former, the stability connecting, the centering of liquid presses piston pole and main profiled member pressure head, reliability is the key of the reliable and stable operation of equipment, to also having a great impact equipment life and various cost.
Summary of the invention
The utility model is for providing the stable draw bail of a kind of biomass profiling equipment pressure head and piston rod.
The stable draw bail of biomass profiling equipment pressure head provided by the utility model and piston rod, comprise hydraulic cylinder and piston rod, in piston rod front end periphery, be provided with cannelure, in cannelure, be provided with piston rod clamp, at pressure head, near piston rod end periphery, be provided with groove, in groove, be provided with pressure head clamp, at piston rod clamp, be outside equipped with spacer shell, spacer shell is enclosed within outside piston rod clamp, piston rod clamp is concentric with pressure head clamp and external diameter is identical, described spacer shell is greater than diameter of piston rod and is less than piston rod clamp maximum diameter near an end opening of hydraulic cylinder, pressure head clamp is arranged in spacer shell, spacer shell is provided with circlip groove away from the inner face of cylinder ends, back-up ring is arranged on the axial location of realization to two clamps in circlip groove, further, described piston rod clamp and pressure head clamp are two halves structure, after in two halves structure card entry slot, adopt connector to be fixedly connected with, further, described back-up ring is jump ring, further, in described spacer shell, be provided with and be nested with, in piston rod clamp and pressure head clamp are arranged on and are nested with, be nested with between outer wall and spacer shell inwall gapped, in gap, be provided with along spacer shell spring radially, described spring circumferentially evenly arranges at least four along spacer shell inwall, each spring is about spacer shell Central Symmetry.
The good effect that the stable draw bail of biomass profiling equipment pressure head provided by the utility model and piston rod has is: the utility model is simple in structure, separable assembled, easy installation and removal, be applied in the concentricity that can guarantee piston rod and pressure head in the connection of piston rod and pressure head, safety while making equipment work, steadily, reduce machine halt trouble, reduce equipment attrition, the extension device life-span, employing is nested with the mode combining with spacer shell, more can be equilibrated at the various external force in pressing process, optimized device distribution of force, reduce the damage probability due to stressed fatigue of each moving component.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the utility model spacer shell and the schematic diagram being nested with.
The specific embodiment
In order to explain more fully enforcement of the present utility model, provide embodiment of the present utility model.These embodiments are only the elaborations to this device, do not limit scope of the present utility model.
The stable draw bail of biomass profiling equipment pressure head and piston rod, comprise hydraulic cylinder and piston rod, in piston rod front end periphery, be provided with cannelure, in cannelure, be provided with piston rod clamp, at pressure head, near piston rod end periphery, be provided with groove, in groove, be provided with pressure head clamp, at piston rod clamp, be outside equipped with spacer shell, spacer shell is enclosed within outside piston rod clamp, piston rod clamp is concentric with pressure head clamp and external diameter is identical, described spacer shell is greater than diameter of piston rod and is less than piston rod clamp maximum diameter near an end opening of hydraulic cylinder, pressure head clamp is arranged in spacer shell, spacer shell is provided with circlip groove away from the inner face of cylinder ends, back-up ring is arranged on the axial location of realization to two clamps in circlip groove, further, described piston rod clamp and pressure head clamp are two halves structure, after in two halves structure card entry slot, adopt connector to be fixedly connected with, further, described back-up ring is jump ring, further, in described spacer shell, be provided with and be nested with, in piston rod clamp and pressure head clamp are arranged on and are nested with, be nested with between outer wall and spacer shell inwall gapped, in gap, be provided with along spacer shell spring radially, described spring circumferentially evenly arranges at least four along spacer shell inwall, each spring is about spacer shell Central Symmetry.
More detailed embodiment as shown in drawings, is respectively labeled as in accompanying drawing: 1: hydraulic cylinder, 2: spacer shell, 3: piston rod, 4: pressure head, 5: piston rod clamp, 6: pressure head clamp, 7: back-up ring, 8: be nested with, 9: spring, as shown in drawings, piston rod 3 at hydraulic cylinder 1 is offered cannelure near leading section periphery, piston rod clamp 5 adopts two semicircle pieces to be fixed together by connector, the circular cooperation corresponding with cannelure of endoporus of piston rod clamp, at pressure head 4, offer groove near near periphery piston rod one end, the periphery of pressure head 4 can be circle, square or other shape, pressure head clamp 6 adopts two semicircular plates to be spliced, position, intermediate portion is offered hole and is matched corresponding with the groove of pressure head periphery, one end opening diameter of the close hydraulic cylinder of spacer shell 2 is greater than piston rod 3 diameters and is less than the external diameter of piston rod clamp, on one end inwall at spacer shell near pressure head, offer circlip groove, the mode of more optimizing, in spacer shell, arrange and be nested with 8, be nested with 8 with the gap of spacer shell 2 in be provided with spring, the quantity of spring is at least four, spring symmetrically, 9 are depicted as one of them spring, in two clamps are installed in and are nested with, circlip groove is opened on the inwall being nested with in this case, during the utility model assembling, first put spacer shell 2, then piston rod clamp is installed in the cannelure of piston rod, pressure head clamp is contained in the groove near pressure head end, pressure head clamp is inserted to spacer shell 2 and load onto back-up ring 7 after interior, can complete assembling of the present utility model.When being nested with 8, each assembly is arranged on and is nested with in 8 above, finally installs jump ring back-up ring.This syndeton is simple; adopt separable assembled, easy installation and removal, applies the concentricity that can guarantee piston rod and pressure head in the connection of how piston rod and pressure head; safety, steady while making equipment work; reduce machine halt trouble, reduce equipment attrition, the extension device life-span; employing is nested with the mode combining with spacer shell; more can be equilibrated at the various external force in pressing process, optimized device distribution of force, reduces the damage probability due to stressed fatigue of each moving component.
After describing embodiment of the present utility model in detail, the personage who is familiar with this technology can be well understood to, can carry out various variations and modification not departing under above-mentioned claim and spirit, any simple modification, equivalent variations and modification that all foundations technical spirit of the present utility model is done above embodiment, the scope that all belongs to technical solutions of the utility model, and the utility model is not also limited to the embodiment of example in description.
Claims (4)
1. the stable draw bail of biomass profiling equipment pressure head and piston rod, comprise hydraulic cylinder and piston rod, it is characterized in that: in piston rod front end periphery, be provided with cannelure, in cannelure, be provided with piston rod clamp, at pressure head, near piston rod end periphery, be provided with groove, in groove, be provided with pressure head clamp, at piston rod clamp, be outside equipped with spacer shell, spacer shell is enclosed within outside piston rod clamp, piston rod clamp is concentric with pressure head clamp and external diameter is identical, described spacer shell is greater than diameter of piston rod and is less than piston rod clamp maximum diameter near an end opening of hydraulic cylinder, pressure head clamp is arranged in spacer shell, spacer shell is provided with circlip groove away from the inner face of cylinder ends, back-up ring is arranged on the axial location of realization to two clamps in circlip groove.
2. the stable draw bail of biomass profiling equipment pressure head according to claim 1 and piston rod, is characterized in that: described piston rod clamp and pressure head clamp are two halves structure, and in two halves structure card entry slot, the rear connector that adopts is fixedly connected with.
3. the stable draw bail of biomass profiling equipment pressure head according to claim 1 and piston rod, is characterized in that: described back-up ring is jump ring.
4. the stable draw bail of biomass profiling equipment pressure head according to claim 1 and piston rod, it is characterized in that: in described spacer shell, be provided with and be nested with, in piston rod clamp and pressure head clamp are arranged on and are nested with, be nested with between outer wall and spacer shell inwall gapped, in gap, be provided with along spacer shell spring radially, described spring circumferentially evenly arranges at least four along spacer shell inwall, and each spring is about spacer shell Central Symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328193.9U CN203974118U (en) | 2014-06-19 | 2014-06-19 | The stable draw bail of biomass profiling equipment pressure head and piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328193.9U CN203974118U (en) | 2014-06-19 | 2014-06-19 | The stable draw bail of biomass profiling equipment pressure head and piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203974118U true CN203974118U (en) | 2014-12-03 |
Family
ID=51971601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420328193.9U Active CN203974118U (en) | 2014-06-19 | 2014-06-19 | The stable draw bail of biomass profiling equipment pressure head and piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203974118U (en) |
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2014
- 2014-06-19 CN CN201420328193.9U patent/CN203974118U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |