CN203700930U - Protective device of breaking hammer - Google Patents
Protective device of breaking hammer Download PDFInfo
- Publication number
- CN203700930U CN203700930U CN201320800451.4U CN201320800451U CN203700930U CN 203700930 U CN203700930 U CN 203700930U CN 201320800451 U CN201320800451 U CN 201320800451U CN 203700930 U CN203700930 U CN 203700930U
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- CN
- China
- Prior art keywords
- piece
- protecting
- protection single
- protective jacket
- quartering hammer
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Abstract
The utility model provides a protective device of a breaking hammer. The protective device of the breaking hammer comprises connecting components and protecting covers, wherein the upper ends of the connecting components are arranged on the outer wall of a lower cover of the breaking hammer, and a fixed part is arranged on the outer wall of each connecting component; the upper end of the inner wall of each protecting cover is fixed on the corresponding fixed part, and the lowest end of each protecting cover is flush with the lowest end of a drill rod; each protecting cover comprises one layer or N layers of annular protecting single pieces which are wide at the bottom and narrow at the top, N is more than or equal to 2, the fixed parts are arranged on the outer walls of the protecting single pieces from a first layer to a (N-1)th layer, and the upper end of the inner wall of the protecting single piece at the lower layer is arranged on the fixed part of the protecting single piece at the upper layer. The protective device of the breaking hammer has the advantages that multiple layers of the protecting singlet pieces are arranged on the outer edge of the drill rod of the breaking hammer, and the diameters of the protecting single pieces are sequentially increased from the top to bottom, so that relative displacement can be produced between the protecting covers in the vertical direction; each protecting cover is provided with the corresponding fixed part, so that the protecting covers are prevented from falling off or rotating; the lowest end of each protecting cover is flush with the lowest end of the drill rod, so that the whole structure is reasonable and simplified, and the production cost is low; the protective device is applicable to various breaking hammers and is high in practicability.
Description
Technical field
The utility model relates to anti-splinter device field, especially, relates to a kind of quartering hammer protector.
Background technology
The road of China is cement concrete pavement mostly at present, due to many reasons such as traffic load factor (as: overloading, repeat loading, horizontal loading etc.), environmental factor (as: variations in temperature, humidity conversion, frost action etc.), design, construction, material, maintenance managements, cement concrete slab easily produces fragmentation, (longitudinal and transverse, oblique) crack and corner fracture; Vertical deformation as depression, bulge; Peel off, arch upward in joint filler damage, purt mud and plat-bottom escape, faulting of slab ends, corner; Surface breakdown is as diseases such as undisguised, face crack and holes, hole.
Repairing in pavement disease, the concrete slab of badly broken should be abolished, be changed.Quartering hammer is the vitals in the broken instrument of concrete slab, but in work progress, the impact of quartering hammer easily causes broken concrete to splash out, and road pedestrian and vehicle are caused to potential safety hazard.The more important thing is, carry out fragmentation construction on expressway time, generally only can shunt traffic, and vehicle pass-through speed, and working space is limited, if do not protected, more easily causes serious consequence.
Therefore, inventing the anti-splinter device tool that a kind of cost of production is low and practical has very important significance.
Utility model content
The utility model object is to provide that a kind of overall structure is simplified, cost of production is low and the good quartering hammer protector of the anti-effect of splashing, and concrete technical scheme is as follows:
A kind of quartering hammer protector, comprises link and protective jacket;
The outer wall of described link is provided with fixture;
The inwall upper end of described protective jacket is arranged on described fixture, and its bottom with the flushing bottom of drill steel;
Described protective jacket is the low wide and up narrow annular protection single-piece of individual layer or comprises the annular protection single-piece that N layer is low wide and up narrow, N is more than or equal to 2, and on the outer wall of mono-1 layers of described protection single-piece of first floor to the N, be equipped with described fixture, the inwall upper end of lower one deck protection single-piece is arranged on the described fixture of last layer protection single-piece.
Preferred in above technical scheme, described protection single-piece comprises body and boss, the inwall that described boss is arranged on described body topmost and inwall bottom, the inwall of described body is provided with the groove of longitudinal setting, described groove is between described boss; The outer wall of described body is provided with slide unit or rolling member, and described slide unit or rolling member are arranged on the below of described fixture; Groove in slide unit in last layer protection single-piece or rolling member and lower one deck protection single-piece is suitable.
Preferred in above technical scheme, described slide unit is projection; Described rolling member is hoodle or roller.
In order to reach better technique effect, described protective jacket is provided with opening, and longitudinal axis of symmetry of described opening is in the same plane; The width of described opening is 1/8th to 1/5th of described protective jacket upper shed place girth, and preferred, the width of described opening is 1/5th of described protective jacket upper shed place girth.
In order to reach better technique effect, protect between single-piece described in described link and first floor and/or last layer protection single-piece is protected between single-piece and is provided with and prevents the anti-rotation parts of described protection single-piece along its cross section place Plane Rotation with lower one deck.
Preferred in above technical scheme, the thickness of described protection single-piece is 0.5～2.0cm.
Preferred in above technical scheme, the material of described protection single-piece is iron, copper or aluminium alloys.
The utlity model has following beneficial effect:
(1) the utility model adopts the structure of link and protective jacket, and protective jacket is by the low wide and up narrow protection single-piece of multilayer, and the diameter of protective jacket increases from top to bottom successively, can be in vertical generation relative displacement between protective jacket thereby guarantee; Every layer of protective jacket all arranges corresponding fixture, prevents that protective jacket from coming off or rotating; Protective jacket bottom with the flushing bottom of drill steel, reasonable integral structure is simplified, cost of production is low, protection effect is good, is applicable to the quartering hammer of arbitrary form, possesses very large practical value.
(2) the protection single-piece in the utility model adopts the design of boss, groove and slide unit or rolling member, limit coming off or rotating between protection single-piece, convenient longitudinal height of adjusting protective jacket simultaneously, can play the anti-effect of splashing in actual applications well according to drill steel.
(3) in the utility model, slide unit is projection; Described rolling member is hoodle or roller, and structure is simplified, and is convenient to control, and sliding effect is good.
(4) in the utility model, protective jacket is provided with opening, and longitudinal axis of symmetry of opening is in the same plane, and convenient operation person can see inner drill steel in use, can accurately carry out mechanical execution; Production and processing is convenient in the design of the concrete size of opening, can make it in use guarantee the well anti-effect of splashing simultaneously.
(5) in the utility model, the design of anti-rotation parts can guarantee that whole protector planar keeps good stability at cross section, reduces the possibility of its distortion, extends its application life.
(6) thickness 0.5～2.0cm and the material of in the utility model, protecting monomer are iron, copper or aluminium alloys or the alloy material that adopts other, durable in use.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the overall structure schematic diagram of the quartering hammer protector of the utility model preferred embodiment 1;
Fig. 2 is a kind of annexation schematic diagram between two-layer protection single-piece in Fig. 1;
Fig. 3 is the another kind of annexation schematic diagram between two-layer protection single-piece in Fig. 1;
Fig. 4 is the annexation figure of quartering hammer protector and quartering hammer in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can limit and cover according to claim is implemented.
Embodiment 1:
A kind of quartering hammer protector, refers to Fig. 1 and Fig. 2, comprises link 1 and protective jacket 2, and the outer wall of described link 1 is provided with fixture 5, and the inwall upper end of described protective jacket 2 is arranged on described fixture 5; Described protective jacket 2 comprises the protection single-piece 21 of the protection single-piece 21 of the low wide and up narrow ring-type of one deck or the low wide and up narrow ring-type of N layer, N is more than or equal to 2, and on the outer wall of the described protection single-piece 21 of first floor to the N-1 layer, be equipped with described fixture 5, the inwall upper end of lower one deck protection single-piece is arranged on the described fixture 5 of last layer protection single-piece.Protective jacket is by the low wide and up narrow protection single-piece of multilayer, and the diameter of protective jacket increases from top to bottom successively, can be in vertical generation relative displacement between protective jacket thereby guarantee; Every layer of protective jacket all arranges corresponding fixture, prevents that protective jacket from coming off or rotating, and reasonable integral structure is simplified, and cost of production is low, and protection effect is good, is applicable to the quartering hammer of arbitrary form, possesses very large practical value.
Described protection single-piece 21 comprises body 211 and boss 212, the inwall that described boss 212 is arranged on described body 211 topmost and inwall bottom, the inwall of described body 211 is provided with the groove 2111 of longitudinal setting, and described groove 2111 is between described boss 212, the boss 212 that lower one deck protection single-piece is arranged on inwall the top is arranged on the fixture 5 of last layer protection single-piece, for fixing between two-layer protection single-piece, the outer wall of described body 211 is provided with slide unit or rolling member 2112, it is hoodle, roller or projection, refer to Fig. 2 and Fig. 3, described slide unit or rolling member are arranged on the below of described fixture 5, slide unit in last layer protection single-piece or rolling member 2112 are suitable with the groove 2111 in lower one deck protection single-piece, adopt boss, the design of groove and slide unit or rolling member, limit coming off or rotating between protection single-piece, convenient longitudinal height of adjusting protective jacket simultaneously, structure is simplified, and be convenient to control, can play well in actual applications the anti-effect of splashing according to drill steel.
Described protective jacket 2 is provided with opening 22, and longitudinal axis of symmetry of described opening 22 is in the same plane; The width of described opening 22 is 1/5th of described protective jacket 2 upper shed place girths, and convenient operation person can see inner drill steel in use, can accurately carry out mechanical execution; Production and processing is convenient in the design of the concrete size of opening, can make it in use guarantee the well anti-effect of splashing simultaneously.
Described in described link 1 and first floor, protect between single-piece 21 and/or last layer protection single-piece is protected between single-piece and is provided with and prevents the anti-rotation parts (not shown) of described protection single-piece along its cross section place Plane Rotation with lower one deck, the design of anti-rotation parts can guarantee that whole protector planar keeps good stability at cross section, reduce the possibility of its distortion, extend its application life.
The thickness of described protection single-piece 21 is 0.5～2.0cm, and material is iron, copper or aluminium alloys or the alloy material that adopts other, durable in use.
When above-mentioned quartering hammer protector is arranged on to the lower end of quartering hammer 6, refer to Fig. 4, the upper end of described link 1 is fixed on trapping on 3 outer walls of quartering hammer, and protective jacket 2 flush state with the maintenance bottom of drill steel 4 bottom, can play the well anti-effect of splashing.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a quartering hammer protector, is characterized in that: comprise link (1) and protective jacket (2);
The outer wall of described link (1) is provided with fixture (5);
It is upper that the inwall upper end of described protective jacket (2) is arranged on described fixture (5), and its bottom with the flushing bottom of drill steel (4);
Described protective jacket (2) is the low wide and up narrow annular protection single-piece (21) of individual layer;
Or described protective jacket (2) comprises the annular protection single-piece (21) that N layer is low wide and up narrow, N is more than or equal to 2, and on the outer wall of the described protection single-piece of first floor to the N-1 layer (21), be equipped with described fixture (5), the inwall upper end of lower one deck protection single-piece is arranged on the described fixture (5) of last layer protection single-piece.
2. quartering hammer protector according to claim 1, it is characterized in that: described protection single-piece (21) comprises body (211) and boss (212), the inwall that described boss (212) is arranged on described body (211) topmost and inwall bottom, the inwall of described body (211) is provided with the groove (2111) of longitudinal setting, and described groove (2111) is positioned between described boss (212); The outer wall of described body (211) is provided with slide unit or rolling member (2112), and described slide unit or rolling member (2112) are arranged on the below of described fixture (5); Slide unit in last layer protection single-piece or rolling member (2112) are suitable with the groove (2111) in lower one deck protection single-piece.
3. quartering hammer protector according to claim 2, is characterized in that: described slide unit is projection; Described rolling member is hoodle or roller.
4. according to the quartering hammer protector described in claim 1-3 any one, it is characterized in that: described protective jacket (2) is provided with opening (22), longitudinal axis of symmetry of described opening (22) is in the same plane; The width of described opening (22) is 1/8th to 1/5th of described protective jacket (2) upper shed place girth.
5. quartering hammer protector according to claim 4, is characterized in that: the width of described opening (22) is 1/5th of described protective jacket (2) upper shed place girth.
6. quartering hammer protector according to claim 1, is characterized in that: described in described link (1) and first floor, protect between single-piece (21) and/or last layer protection single-piece is protected between single-piece and is provided with and prevents the anti-rotation parts of described protection single-piece (21) along its cross section place Plane Rotation with lower one deck.
7. quartering hammer protector according to claim 6, is characterized in that: the thickness of described protection single-piece (21) is 0.5～2.0cm.
8. quartering hammer protector according to claim 7, is characterized in that: the material of described protection single-piece (21) is iron, copper or aluminium alloys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320800451.4U CN203700930U (en) | 2013-11-28 | 2013-11-28 | Protective device of breaking hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320800451.4U CN203700930U (en) | 2013-11-28 | 2013-11-28 | Protective device of breaking hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203700930U true CN203700930U (en) | 2014-07-09 |
Family
ID=51051387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320800451.4U Expired - Fee Related CN203700930U (en) | 2013-11-28 | 2013-11-28 | Protective device of breaking hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203700930U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130507A (en) * | 2017-06-03 | 2017-09-05 | 贵州安顺顺达机械服务有限公司 | A kind of crushing protection device of disintegrating machine |
| CN110747723A (en) * | 2019-12-03 | 2020-02-04 | 盐城市前鼎城市开发建设有限公司 | Broken clearance integrated device is used in road surface structural layer construction |
| CN112282424A (en) * | 2020-10-27 | 2021-01-29 | 中国二十冶集团有限公司 | Dustproof noise reduction device used in concrete transformation chiseling and using method thereof |
-
2013
- 2013-11-28 CN CN201320800451.4U patent/CN203700930U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130507A (en) * | 2017-06-03 | 2017-09-05 | 贵州安顺顺达机械服务有限公司 | A kind of crushing protection device of disintegrating machine |
| CN110747723A (en) * | 2019-12-03 | 2020-02-04 | 盐城市前鼎城市开发建设有限公司 | Broken clearance integrated device is used in road surface structural layer construction |
| CN112282424A (en) * | 2020-10-27 | 2021-01-29 | 中国二十冶集团有限公司 | Dustproof noise reduction device used in concrete transformation chiseling and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20151128 |