CN204514066U - A kind of grate thrust unit - Google Patents
A kind of grate thrust unit Download PDFInfo
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- CN204514066U CN204514066U CN201520225603.1U CN201520225603U CN204514066U CN 204514066 U CN204514066 U CN 204514066U CN 201520225603 U CN201520225603 U CN 201520225603U CN 204514066 U CN204514066 U CN 204514066U
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Abstract
The utility model relates to a kind of grate thrust unit, comprise joint bearing block, grate-cooler hydraulic cylinder, round nut and disc spring, grate-cooler hydraulic cylinder comprises axle, the end face of described joint bearing block is provided with shoulder hole, shoulder hole comprises the first sector hole and diameter second sector hole larger than the first sector hole, and the joint of the first sector hole and the second sector hole forms cascaded surface; Described axle is threaded with the first sector hole, and the round nut being positioned at the second sector hole is connected with the male thread of precession first sector hole, and described disc spring is arranged between round nut and cascaded surface.The tooth form of the screw thread of the first described sector hole must firm tooth form for executing.The utility model tool has the following advantages: joint bearing block is connected reliably with axle, is not easy to loosen; Base can be locked by voussoir, it is high to lock precision; Grate-cooler hydraulic cylinder can firmly be fixed on tailstock.The utility model belongs to Cooler Bed Driving thrust unit field.
Description
Technical field
The utility model relates to Cooler Bed Driving field, particularly relates to a kind of grate thrust unit.
Background technology
Fig. 9 and Figure 10 is respectively front view and the left view of the joint bearing block of the Cooler Bed Driving thrust unit used in the market.Joint bearing block on market comprises cylindrical portions and convex portion, and convex portion is given prominence to from the side of cylindrical portions, and convex portion is orthogonal with cylindrical portions.As shown in Figure 9 and Figure 10, the left side of convex portion has a screwed hole; On the left side of convex portion, the middle part of convex portion has movement joint, and movement joint extends from left to right; The front/rear end of convex portion has bolt hole.When joint bearing block on market is connected with axle, axle is spun in screwed hole, then uses bolt passing through bolt hole, is locked by convex portion, thus reaches the fixing object of the joint bearing block on axle and market.The left and right directions of this section of said left and right directions and accompanying drawing 9 itself is consistent, and the left and right directions of said fore-and-aft direction and accompanying drawing 10 itself is corresponding.But the program has following shortcoming: carry out at axle in the process of axially repeatedly moving, the joint bearing block on market and axle easily loosen, and bring problems to production.
Figure 11 is the structural representation of the grate-cooler hydraulic cylinder on market.Grate-cooler hydraulic cylinder on market comprises cylinder barrel, cylinder head, cylinder tail, axle, piston, circlip A, locating ring, support ring, annular gib, semi-ring gib, fixed cover, circlip B.Cylinder barrel is cylindrical, cylinder barrel left end opening.Cylinder head near cylinder barrel opening part is positioned at cylinder barrel, and the maximum outside diameter of cylinder head is consistent with the diameter of inner wall of cylinder.Axle divides three sections, and be from left to right called first paragraph axle, second segment axle, the 3rd section of axle successively, the diameter of second segment axle is greater than the diameter of first paragraph axle and the 3rd section of axle; A part for second segment axle and the 3rd section of axle are positioned at grate-cooler hydraulic cylinder inside.Cylinder head is sleeved on second segment axle, and piston bush is contained on the 3rd section of axle.Inner wall of cylinder near cylinder barrel opening part arranges a draw-in groove, and the leftmost terminal of cylinder head maximum outside diameter is in the right-hand member of draw-in groove, and annular gib has three, and three annular gibs of composition annulus are placed in draw-in groove; Support ring is enclosed within cylinder head, and is placed in the annulus of annular gib composition, and support ring is played a supporting role to annular gib, makes the shape of annular gib retaining ring shape; Annular gib and support ring play positioning action to cylinder head, and restriction cylinder head is moved to the left.Locating ring is sleeved on cylinder head, and locating ring is placed by the left end of support ring.At the left end of locating ring, cylinder head arranges a draw-in groove, and circlip A is arranged in draw-in groove, and circlip A prevents locating ring to be moved to the left.Piston is arranged on the 3rd section of axle, and the left end of piston is near second segment axle; At the right-hand member of piston, the 3rd section of axle arranges a draw-in groove, and semi-ring gib has two, and the semi-ring gib of composition annulus is placed on draw-in groove; Fixed cover is placed on the right-hand member of semi-ring gib, the axial displacement of fixed cover restriction semi-ring gib and radial displacement.At the right-hand member of fixed cover, the 3rd section of axle arranges a draw-in groove, and circlip B is arranged in draw-in groove, and circlip B prevents fixed cover from moving right.The cylinder tail be integrally formed with cylinder barrel is arranged on the right-hand member of cylinder barrel, and cylinder tail is processed to two planes, and namely the face, rear and front end of cylinder tail, the end face of cylinder tail is driven a manhole.The inwall of cylinder head, piston and cylinder barrel forms a sealed chamber, and sealing chamber is called rollback chamber; Be positioned on the cylinder barrel wall above cylinder head and be provided with rollback oilhole, rollback oilhole and rollback chamber.The right of 3rd section of axle, namely the inwall of piston and cylinder barrel forms another sealed chamber, and sealing chamber is called and stretches out chamber; Be provided with upright opening in the junction of cylinder barrel and cylinder tail, be provided with lateral aperture at the right-hand member of cylinder barrel, upright opening is communicated with lateral aperture is orthogonal, and upright opening and lateral aperture are referred to as and stretch out oilhole, stretches out oilhole and stretches out chamber.The direction up and down in this section of said direction up and down of content and accompanying drawing 11 itself is consistent, and said fore-and-aft direction is consistent with the fore-and-aft direction of the projection relation of accompanying drawing 11 own.But the program has following shortcoming: cylinder barrel opening part adopts the method to set up of circlip A, locating ring, support ring and annular gib, when grate-cooler hydraulic cylinder works, oil easily rotates on the draw-in groove of the inner wall of cylinder of cylinder barrel opening part, thus causes internal leakage; 3rd section of axle is owing to being provided with draw-in groove, and the loss of strength of the 3rd section of axle is large, easily phenomenon of rupture occurs.
Figure 12 is the structural representation of the tailstock on market.Tailstock comprises base plate, block, base, gripper shoe, pin, jackscrew.Base is provided with through hole, and base is connected on base plate by fastening bolt, and the gripper shoe be fixedly installed on base has manhole, and gripper shoe has two pieces, and arrange along fore-and-aft direction, the gripper shoe of back is positioned at the dead astern of front gripper shoe; Shape and the pin of manhole adapt.The block be weldingly fixed on base plate is positioned at the two ends, left and right of base.Jackscrew withstands the two ends, left and right of base through block, thus limits the displacement of base left and right directions, reaches the object of locking.The left and right directions of this section of said left and right directions and accompanying drawing 12 itself is consistent, and said fore-and-aft direction is corresponding with the fore-and-aft direction of the projection relation of accompanying drawing 12 own.But the program has following shortcoming: the precision of jackscrew locking is not high, and bearing capacity is not strong; Pin is through the manhole of gripper shoe and the manhole of cylinder tail, and operationally, cylinder tail can not firmly be fixed on tailstock, and cylinder tail easily rocks on tailstock.
Utility model content
For the technical problem existed in prior art, the purpose of this utility model is: provide a kind of grate thrust unit, and can ensure that axle is in motion process repeatedly, joint bearing block and axle are not easy to loosen.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of grate thrust unit, comprise joint bearing block, grate-cooler hydraulic cylinder, round nut and disc spring, grate-cooler hydraulic cylinder comprises axle, the end face of described joint bearing block is provided with shoulder hole, shoulder hole comprises the first sector hole and diameter second sector hole larger than the first sector hole, and the joint of the first sector hole and the second sector hole forms cascaded surface; Described axle is threaded with the first sector hole, and the round nut being positioned at the second sector hole is connected with the male thread of precession first sector hole, and described disc spring is arranged between round nut and cascaded surface.After adopting this structure, joint bearing block is connected with male thread, arranging of round nut and disc spring ensures that axle is carrying out axis repeatedly in motion process, and axle and joint bearing block do not loosen.
The tooth form of the screw thread of the first sector hole must firm tooth form for executing.After adopting this structure, execute and must have reliable shock-proof check performance by firm tooth form, executing must the feature of firm tooth form, and ensure that axle is carrying out axis repeatedly in motion process further, axle and joint bearing block do not loosen.
Grate-cooler hydraulic cylinder also comprises flange, cylinder barrel, cylinder head; The opening part of cylindrical circular cylinder barrel is provided with flange, and the flange and the cylinder head that are set to integrative-structure are ladder barrel shape, and the maximum outside diameter being positioned at the cylinder head of cylinder barrel is consistent with the diameter of inner wall of cylinder, and the flange be positioned at outside cylinder barrel is fixedly connected on flange; A part for axle is successively through flange and cylinder head.After adopting this structure, flange is fixedly connected on flange, and the good airproof performance of oil, solves the problem of internal leakage.
Flange is connected on flange by set bolt.After adopting this structure, structure is simple, and dismounting flange is convenient.
Grate-cooler hydraulic cylinder also comprises piston and double nut; Axle is divided into the 3rd section of axle, second segment axle, first paragraph axle along the center line of axle successively from cylinder barrel to the direction cylinder barrel; The diameter of second segment axle is greater than the diameter of first paragraph axle and the 3rd section of axle; The piston bush consistent with inner wall of cylinder diameter is contained on the 3rd section of axle, and one end of piston is near second segment axle, and the double nut near the end face of the 3rd section of axle is spun on axle near the other end of piston.After adopting this structure, piston bush is contained on the 3rd section of axle, and double nut is spun on axle, can play anti-loosing effect; Meanwhile, compare existing structure on market, do not open draw-in groove to the 3rd section of axle, the 3rd section of axle is not easy fracture.
A kind of grate thrust unit also comprises tailstock, and tailstock comprises base plate, base, gripper shoe, pin; Described grate-cooler hydraulic cylinder also comprises cylinder tail, and cylinder tail and cylinder barrel are structure as a whole, and cylinder tail is provided with through hole; Two gripper shoes being provided with through hole are fixed on base side by side, and base is fixed on base plate, and cylinder tail is placed between two gripper shoes; Pin is through the through hole of cylinder tail and the through hole of two gripper shoes.After adopting this structure, can well cylinder tail be fixed on tailstock.
Pin is cone pin, and the through hole of described cylinder tail is bellmouth, and the through hole of described gripper shoe is bellmouth.After adopting this structure, cone pin, the bellmouth on cylinder tail, the setting of the bellmouth in gripper shoe makes cylinder tail more firmly be fixed on tailstock.
Tailstock also comprises block and voussoir; The block be fixed on base plate is disposed side by side on the two ends of base, and the direction that the direction that block is arranged side by side and gripper shoe are arranged side by side is vertical; Cross sectional shape is that trapezoidal voussoir is arranged between block and base.After adopting this structure, base is locked by voussoir, and the precision of locking is high, and bearing capacity is strong, and to the limited tailor-made use of base, base is not easy to loosen.
Base is connected on base plate by fastening bolt.After adopting this structure, structure is simple, convenient disassembly.
Block is welded on base plate.After adopting this structure, block firm stable, thus can ensure that tailstock is fixing reliable.
Generally speaking, the utility model tool has the following advantages:
1. joint bearing block and axle are provided with round nut and disc spring, and anti-loosing effect is better.
2. the tooth form of the screw thread of the first sector hole must firm tooth form for executing, and executes and must have reliable shock-proof check performance by firm tooth form, and can ensure that axle is in motion process repeatedly further, axle and joint bearing block do not loosen.
3. flange is fixedly connected on flange, the good sealing effect of oil.
4. the setting of double nut has good anti-loosing effect, and meanwhile, the 3rd section of axle need not open draw-in groove, and the 3rd section of axle is not easy fracture.
5. cone pin, the bellmouth on cylinder tail, the setting of the bellmouth in gripper shoe makes cylinder tail more firmly be fixed on tailstock.
6. base can be locked by arranging of voussoir, and the precision of locking is high, and bearing capacity is strong, and to the limited tailor-made use of base, base is not easy to loosen.
Accompanying drawing explanation
Fig. 1 is the front view of joint bearing block.
Fig. 2 is the left view of joint bearing block.
Fig. 3 is the structural representation of grate-cooler hydraulic cylinder.
Fig. 4 is the direction view at A place in Fig. 3.
Fig. 5 is the structural representation that grate-cooler hydraulic cylinder is connected with joint bearing block.
Fig. 6 is the partial enlarged drawing of grate-cooler hydraulic cylinder and joint bearing block junction.
Fig. 7 be tailstock front view.
Fig. 8 is the left view of tailstock.
Fig. 9 is the front view of the joint bearing block on market.
Figure 10 is the left view of the joint bearing block on market.
Figure 11 is the structural representation of the grate-cooler hydraulic cylinder on market.
Figure 12 is the structural representation of the tailstock on market.
Wherein, 1 is joint bearing block, 2 is flange, 3 is set bolt, 4 is rollback oilhole, 5 is cylinder barrel, 6 for stretching out oilhole, 7 is cylinder tail, 8 is double nut, 9 is piston, 10 is cylinder head, 11 is axle, 12 is base plate, 13 is block, 14 is gripper shoe, 15 is voussoir, 16 is base, 17 is cone pin, 18 is round nut, 19 is disc spring, 20 is cylindrical portions, 21 is convex portion, 22 is bolt hole, 23 is movement joint, 24 is circlip A, 25 is locating ring, 26 is annular gib, 27 is support ring, 28 is circlip B, 29 is fixed cover, 30 is semi-ring gib, 31 is jackscrew.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Fig. 1 is the front view of joint bearing block, and Fig. 2 is the left view of joint bearing block.Joint bearing block is closed U-shaped block.The front/rear end of U-shaped block has through hole, and on the cross section shown in Fig. 1, multiple screwed hole is evenly distributed on the concentric circles of through hole.The left side of U-shaped block has shoulder hole, from the cross section shown in Fig. 1, shoulder hole is made up of left end hole and right-hand member hole, be called the first sector hole and the second sector hole, form a cascaded surface in the joint of the first sector hole and the second sector hole, the center line of shoulder hole is crossing with the arch section of U-shaped block.The tooth form of left end hole screw thread must firm tooth form for executing, and executes and must belong to existing technology on market by firm tooth form, have reliable shock-proof check performance; The diameter in right-hand member hole is larger than left end hole.The left and right directions of this section of said left and right directions and accompanying drawing 1 itself is consistent, and the left and right directions of said fore-and-aft direction and accompanying drawing 2 itself is corresponding.
Fig. 3 is the structural representation of grate-cooler hydraulic cylinder, and Fig. 4 is the direction view at A place in Fig. 3.Grate-cooler hydraulic cylinder comprises flange, cylinder barrel, cylinder head, cylinder tail, axle, piston, double nut.Cylinder barrel is cylindrical, and the cylinder barrel of left end opening is provided with flange, and flange is connected on cylinder barrel by set bolt, and namely flange is connected on flange by set bolt.Cylinder head and flange are structure as a whole, and cylinder head and flange are multistage ladder barrel shape, and with cylinder barrel opening part for border, what be positioned at cylinder barrel is called cylinder head, are positioned to be called flange outside cylinder barrel.The maximum outside diameter of cylinder head is consistent with the diameter of inner wall of cylinder, and cylinder head is arranged on cylinder barrel inside.Axle divides three sections, and be from left to right called first paragraph axle, second segment axle, the 3rd section of axle successively, the diameter of second segment axle is greater than the diameter of first paragraph axle and the 3rd section of axle, and the diameter of the endoporus of the diameter of second segment axle and cylinder head and flange is consistent; Cylinder barrel, flange and cylinder head are sleeved on axle, and a part for second segment axle and the 3rd section of axle are positioned at grate-cooler hydraulic cylinder inside.Piston bush is contained on the 3rd section of axle, and one end of piston, near second segment axle, is provided with double nut at the right-hand member of the 3rd section of axle, and double nut is spun on the 3rd section of axle near the other end of piston, and double nut can play good anti-loosing effect.The cylinder tail be integrally formed with cylinder barrel is arranged on the right-hand member of cylinder barrel, and cylinder tail is processed to two planes, and namely the face, rear and front end of cylinder tail, the end face of cylinder tail is opened a bellmouth.The inwall of cylinder head, piston and cylinder barrel forms a sealed chamber, and sealing chamber is called rollback chamber; Be positioned on the cylinder barrel wall above cylinder head and be provided with rollback oilhole, rollback oilhole and rollback chamber.The right of 3rd section of axle, namely the inwall of piston and cylinder barrel forms another sealed chamber, and sealing chamber is called and stretches out chamber; Be provided with upright opening in the junction of cylinder barrel and cylinder tail, be provided with lateral aperture at the right-hand member of cylinder barrel, upright opening is communicated with lateral aperture is orthogonal, and upright opening and lateral aperture are referred to as and stretch out oilhole, stretches out oilhole and stretches out chamber.The direction up and down in this section of said direction up and down of content and accompanying drawing 3 itself is consistent, and said fore-and-aft direction is consistent with the fore-and-aft direction of the projection relation of accompanying drawing 3 own.
Fig. 7 be tailstock front view, Fig. 8 is the left view of tailstock.Tailstock comprises base plate, block, voussoir, base, gripper shoe, cone pin.Base is provided with through hole, and base is connected on base plate by fastening bolt, and the gripper shoe be fixed on base has bellmouth, and gripper shoe has two pieces, and arrange along fore-and-aft direction, the gripper shoe of back is positioned at the dead astern of front gripper shoe; Shape and the cone pin of bellmouth adapt.The block be weldingly fixed on base plate is positioned at the two ends, left and right of base, and voussoir is arranged between the right-hand member of base and the block on the right, and the cross sectional shape of voussoir is trapezoidal.The left and right directions of this section of said left and right directions and accompanying drawing 7 itself is consistent, and the left and right directions of said fore-and-aft direction and accompanying drawing 8 itself is corresponding.
Fig. 5 is the structural representation that grate-cooler hydraulic cylinder is connected with joint bearing block.The connector of grate-cooler hydraulic cylinder and joint bearing block comprises round nut and disc spring, is first placed in the second sector hole of joint bearing block by round nut and disc spring, and first paragraph axle is threaded with the first sector hole of joint bearing block again.Round nut is connected with the first paragraph male thread of precession first sector hole, and described disc spring is arranged between round nut and cascaded surface.
When installing grate-cooler hydraulic cylinder and tailstock, cylinder tail is placed between two gripper shoes, and cone pin through the bellmouth in gripper shoe and cylinder tail, thus is fixed on grate-cooler hydraulic cylinder on tailstock.
During work, grate-cooler hydraulic cylinder is fixed on tailstock, and liquid enters stretch out chamber from stretching out oilhole, thus promotes piston movement, and then impeller-hub motion, then promotes joint bearing block; Liquid enters rollback chamber from rollback oilhole, thus promotes piston movement, and then impeller-hub motion, then promotes joint bearing block.
The present embodiment can do with down conversion, and the bellmouth of cylinder breech face changes through hole into, and the bellmouth in gripper shoe changes corresponding through hole into, and cone pin also changes corresponding round pin into; But this conversion is not the preferred mode of the present embodiment.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (10)
1. a grate thrust unit, comprise joint bearing block, grate-cooler hydraulic cylinder, round nut and disc spring, grate-cooler hydraulic cylinder comprises axle, it is characterized in that: the end face of described joint bearing block is provided with shoulder hole, shoulder hole comprises the first sector hole and diameter second sector hole larger than the first sector hole, and the joint of the first sector hole and the second sector hole forms cascaded surface; Described axle is threaded with the first sector hole, and the round nut being positioned at the second sector hole is connected with the male thread of precession first sector hole, and described disc spring is arranged between round nut and cascaded surface.
2. according to a kind of grate thrust unit according to claim 1, it is characterized in that: the tooth form of the screw thread of the first described sector hole must firm tooth form for executing.
3. according to a kind of grate thrust unit according to claim 1, it is characterized in that: described grate-cooler hydraulic cylinder also comprises flange, cylinder barrel, cylinder head; The opening part of cylindrical circular cylinder barrel is provided with flange, and the flange and the cylinder head that are set to integrative-structure are ladder barrel shape, and the maximum outside diameter being positioned at the cylinder head of cylinder barrel is consistent with the diameter of inner wall of cylinder, and the flange be positioned at outside cylinder barrel is fixedly connected on flange; A part for axle is successively through flange and cylinder head.
4., according to a kind of grate thrust unit according to claim 3, it is characterized in that: described flange is connected on flange by set bolt.
5. according to a kind of grate thrust unit according to claim 3, it is characterized in that: described grate-cooler hydraulic cylinder also comprises piston and double nut; Axle is divided into the 3rd section of axle, second segment axle, first paragraph axle along the center line of axle successively from cylinder barrel to the direction cylinder barrel; The diameter of second segment axle is greater than the diameter of first paragraph axle and the 3rd section of axle; The piston bush consistent with inner wall of cylinder diameter is contained on the 3rd section of axle, and one end of piston is near second segment axle, and the double nut near the end face of the 3rd section of axle is spun on axle near the other end of piston.
6., according to a kind of grate thrust unit according to claim 1, it is characterized in that: it also comprises tailstock, tailstock comprises base plate, base, gripper shoe, pin; Described grate-cooler hydraulic cylinder also comprises cylinder tail, and cylinder tail and cylinder barrel are structure as a whole, and cylinder tail is provided with through hole; Two gripper shoes being provided with through hole are fixed on base side by side, and base is fixed on base plate, and cylinder tail is placed between two gripper shoes; Pin is through the through hole of cylinder tail and the through hole of two gripper shoes.
7. according to a kind of grate thrust unit according to claim 6, it is characterized in that: described pin is cone pin, the through hole of described cylinder tail is bellmouth, and the through hole of described gripper shoe is bellmouth.
8., according to a kind of grate thrust unit according to claim 6, it is characterized in that: described tailstock also comprises block and voussoir; The block be fixed on base plate is disposed side by side on the two ends of base, and the direction that the direction that block is arranged side by side and gripper shoe are arranged side by side is vertical; Cross sectional shape is that trapezoidal voussoir is arranged between block and base.
9., according to a kind of grate thrust unit according to claim 6, it is characterized in that: described base is connected on base plate by fastening bolt.
10., according to a kind of grate thrust unit according to claim 8, it is characterized in that: described block is welded on base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520225603.1U CN204514066U (en) | 2015-04-14 | 2015-04-14 | A kind of grate thrust unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520225603.1U CN204514066U (en) | 2015-04-14 | 2015-04-14 | A kind of grate thrust unit |
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| Publication Number | Publication Date |
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| CN204514066U true CN204514066U (en) | 2015-07-29 |
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| CN201520225603.1U Active CN204514066U (en) | 2015-04-14 | 2015-04-14 | A kind of grate thrust unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323595A (en) * | 2018-11-02 | 2019-02-12 | 山东东华水泥有限公司 | Grate cooler and its mounting process |
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2015
- 2015-04-14 CN CN201520225603.1U patent/CN204514066U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323595A (en) * | 2018-11-02 | 2019-02-12 | 山东东华水泥有限公司 | Grate cooler and its mounting process |
| CN109323595B (en) * | 2018-11-02 | 2023-11-14 | 山东东华水泥有限公司 | Grate cooler and mounting process thereof |
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