The full-automatic extension bar of waste cracking furnace unloads the pressure lever mechanism of bar
Technical field
The pressure lever mechanism that the full-automatic extension bar of waste cracking furnace of the present invention unloads bar belongs to refuse disposal installation field, particularly relates to a kind of pressure lever mechanism being the full-automatic extension bar of the matching used waste cracking furnace of waste cracking furnace and unloading lever apparatus.
Background technology
At present, the pressure lever mechanism great majority of the matching used hold down gag of waste cracking furnace adopt built-in pressure lever mechanism, be one by cylinder, holding pad forms, this cylinder is cover cylinder, its inner casing (piston), piston rod is contained in waste cracking furnace gas and liquid collecting passage, the gas-liquid mixture that rubbish produces in cracking process, coal tar wet goods constantly bonds and is accumulated on inner casing and piston rod surface, inner casing, piston rod packing circle sticks coal tar, resistance increases, there is stuck phenomenon, cause inner casing, cannot retract after piston rod stretches out, or cannot stretch out after retracting, these defects can not keep the metastable pressure in pyrolysis furnace pyrolysis reaction zone, pyrolysis furnace is made to be difficult to produce fuel gas continuously, even occur rubbish can not cracking complete, the problem such as thoroughly.Bar portion sealing ring, because of binding coal tar, affects sealing property, causes the gas-liquid mixture produced in waste cracking furnace to leak into outside stove, causes environmental pollution.
In addition, early stage, we designed the waste cracking furnace external compression bar mechanism of having invented the matching used hold down gag of a kind of waste cracking furnace, avoided above technical deficiency problem.But the connection due to this mechanism's depression bar is being threaded of top down-pressed pole joint.The loading, unloading of depression bar are all by manually carrying out.Labour intensity is large, people at high-altitude extension bar, to tear bar operation open dangerous, operating efficiency is also very low.
Summary of the invention
Object of the present invention is just to provide the pressure lever mechanism that a kind of full-automatic extension bar of waste cracking furnace supporting the use hold down gag with waste cracking furnace unloads bar, makes external compression bar mechanism realize full automatic extension bar, unload bar, and guarantees that depression bar can successfully move up and down.
The object of the invention is following measures to reach, the full-automatic extension bar of waste cracking furnace unloads the pressure lever mechanism of bar, comprises depression bar I assembly, depression bar II assembly and holding pad.Depression bar I assembly is made up of lateral pin, depression bar joint I, depression bar I, pressing plate, holddown spring, compression locking ball and depression bar joint II.Depression bar II assembly is made up of depression bar II, depression bar joint II and male connection I.Depression bar I, depression bar II are the cylindrical tube of hollow, and the two ends endoporus of depression bar I and depression bar joint I and depression bar joint II close-fitting merge firm welding.One end of depression bar II merges with depression bar joint II close-fitting welds, and the other end merges with male connection I close-fitting and welds.Depression bar joint I is cylinder boss, one end tight fit of large head external diameter and depression bar I, and firm welding.Top diameter coordinates with depression bar joint II diameter of bore, is drilled with cross-drilled hole, wears lateral pin, the length of lateral pin and the inner hole of depression bar I and depression bar II in the middle of top diameter one end.Depression bar joint II is the cylindrical of intermediate throughholes, its external diameter size and depression bar I, depression bar II endoporus tight fit, and firm welding.It is identical that diameter of bore and depression bar joint I expose top diameter.The outer end of depression bar joint II is in 180o position by the L shape groove of counterclockwise milling two 90o, and the major diameter fit of groove width and lateral pin, the other end is drilled with steel ball and spring eye on tube wall, built with holddown spring and compression locking ball.Pressing plate is the Circular Plate of intermediate throughholes, and what be fixed by screws in depression bar joint II is drilled with spring nose end, and holddown spring and compression locking ball are fixed in depression bar joint II.Male connection I is multidiameter, one end endoporus tight fit of one end diameter and depression bar II, and firm welding, and middle multidiameter and holding pad endoporus are slided and joined, and through holding pad, outer end is male end, is tightened up by nut and holding pad.The endoporus of the depression bar joint II of depression bar II assembly is inserted in depression bar joint I one end of depression bar I assembly along the L shape groove direction of the depression bar joint II of depression bar II assembly, and by counterclockwise rotating 90o, after being rotated in place, compress locking ball under spring force, block lateral pin, the lateral pin of the depression bar joint I of such depression bar I assembly is just stuck in the L shape groove of the depression bar joint II of depression bar II assembly, and connects into entirety.Depression bar I assembly can be multiple, and increase and decrease (maximum 7) according to the height of waste cracking furnace, the other end of depression bar II assembly is fastened on the holding pad upper end of waste cracking furnace by male connection I.Whole external compression bar is contained in outside waste cracking furnace, through the endoporus of the bonnet connecting plate of waste cracking furnace hold down gag, protecgulum connecting plate, piston rod connecting plate, garbage cracking stove cover plate and clamping device, the end of thread of the male connection I of depression bar II assembly is fixed on holding pad.
Structure of the present invention is simple, can realize full automatic extension bar, unload bar function.
Accompanying drawing explanation
Fig. 1 is structure sectional view of the present invention.
Fig. 2 is parts depression bar I modular construction sectional view of the present invention.
Fig. 3 is parts depression bar II modular construction sectional view of the present invention.
Fig. 4 is the structure sectional view of parts depression bar joint II of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
In figure: depression bar I assembly 1, depression bar II assembly 2, holding pad 3, waste cracking furnace 4, bonnet connecting plate 5, clamping device 6, protecgulum connecting plate 7, piston rod connecting plate 8, lateral pin 11, depression bar joint I12, depression bar I13, pressing plate 14, holddown spring 15, compression locking ball 16, depression bar joint II17, depression bar II21, male connection I22.
The pressure lever mechanism that the full-automatic extension bar of waste cracking furnace of the present invention unloads bar is made up of depression bar I assembly 1, depression bar II assembly 2, holding pad 3.Depression bar I assembly 1 is made up of lateral pin 11, depression bar joint I12, depression bar I13, pressing plate 14, holddown spring 15, compression locking ball 16 and depression bar joint II17.Depression bar II assembly 2 is made up of depression bar II21, depression bar joint II17 and male connection I22.Depression bar I13, depression bar II21 are the cylindrical tube of hollow, and the two ends endoporus of depression bar I13 and depression bar joint I12 and depression bar joint II17 close-fitting merge firm welding.One end of depression bar II21 merges with depression bar joint II17 close-fitting welds, and the other end merges with male connection I22 close-fitting and welds.Depression bar joint I12 is cylinder boss, one end tight fit of large head external diameter and depression bar I13, and firm welding.Top diameter coordinates with depression bar joint II17 diameter of bore, is drilled with cross-drilled hole, wears lateral pin 11, the length of lateral pin 11 and the inner hole of depression bar I13 and depression bar II21 in the middle of top diameter one end.Depression bar joint II17 is the cylindrical of intermediate throughholes, its external diameter size and depression bar I13, depression bar II21 endoporus tight fit, and firm welding.It is identical that diameter of bore and depression bar joint I12 expose top diameter.The outer end of depression bar joint II17 is in 180o position by the L shape groove of counterclockwise milling two 90o, and the major diameter fit of groove width and lateral pin 11, the other end is drilled with steel ball and spring eye on tube wall, built with holddown spring 15 and compression locking ball 16.Pressing plate 14 is the Circular Plate of intermediate throughholes, and what be fixed by screws in depression bar joint II17 is drilled with spring nose end, and holddown spring 15 and compression locking ball 16 are fixed in depression bar joint II17.Male connection I22 is multidiameter, one end endoporus tight fit of one end diameter and depression bar II22, and firm welding, and middle multidiameter and holding pad 3 endoporus are slided and joined, and through holding pad 3, outer end is male end, is tightened up by nut and holding pad 3.The endoporus of the depression bar joint II17 of depression bar II assembly 2 is inserted in depression bar joint I12 one end of depression bar I assembly 1 along the L shape groove direction of the depression bar joint II17 of depression bar II assembly 2, and by counterclockwise rotating 90o, after being rotated in place, compress locking ball 16 under spring force, block lateral pin 11, the lateral pin 11 of the depression bar joint I12 of such depression bar I assembly 1 is just stuck in the L shape groove of the depression bar joint II17 of depression bar II assembly 2, and connects into entirety.Depression bar I assembly 1 can be multiple, and increase and decrease (maximum 7) according to the height of waste cracking furnace, the other end of depression bar II assembly 2 is fastened on holding pad 3 upper end of waste cracking furnace 4 by male connection I22.Whole external compression bar is contained in outside waste cracking furnace 4, through the endoporus of the bonnet connecting plate 5 of waste cracking furnace hold down gag, protecgulum connecting plate 7, piston rod connecting plate 8, garbage cracking stove cover plate and clamping device, the end of thread of the male connection I22 of depression bar II assembly 2 is fixed on holding pad 3.
The pressure lever mechanism that the hold down gag of waste cracking furnace drives full-automatic extension bar to unload bar moves down smoothly neatly, compress the rubbish in pyrolysis furnace, the space of rubbish in stove is diminished, keeps the metastable pressure in pyrolysis reaction zone, garbage cracking obtains more abundant, complete, thorough.