CN201433040Y - Side-frame integral sand core hooking assembly and lifting hook - Google Patents
Side-frame integral sand core hooking assembly and lifting hook Download PDFInfo
- Publication number
- CN201433040Y CN201433040Y CN200920161151XU CN200920161151U CN201433040Y CN 201433040 Y CN201433040 Y CN 201433040Y CN 200920161151X U CN200920161151X U CN 200920161151XU CN 200920161151 U CN200920161151 U CN 200920161151U CN 201433040 Y CN201433040 Y CN 201433040Y
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- connecting rod
- hypomere
- lifting
- sand core
- suspension hook
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Abstract
The utility model discloses a lifting hook used for lifting a side-frame integral sand core, which comprises a first connecting rod and a second connecting rod which are pivoted, as well as a liftingshaft connected with a lifting appliance, wherein the first connecting rod and the second lifting rod are generally symmetrical by taking an extension lead of the lifting shaft as a symmetry axis; thefirst connecting rod consists of a first upper section and a first lower section; the second connecting rod consists of a second upper section and a second lower section; the first upper section andthe second upper section are respectively connected with the lifting shaft by equal connecting parts; an elastic mechanism is arranged between the first lower section and the second lower section so as to leave a proper distance between the tail end of the first connecting rod and the tail end of the second connecting rod; and the tail end of the first connecting rod and the tail end of the secondconnecting rod are respectively connected with a lifting arm. The lifting hook has convenient operations of hoisting and sand core setting; and by utilizing the lifting hook, the safety of lifting the side-frame integral sand core is obviously improved, and the efficiency of lifting the side-frame integral sand core is obviously improved. The utility model also discloses a side-frame integral sand core hooking assembly comprising the lifting hook.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of suspension hook that is used to lift the bogie side frame integral sand core.In addition, the utility model also relates to a kind of bogie side frame integral sand core cargo hook gear that comprises above-mentioned suspension hook.
Background technology
Bogie side frame is one of important load bearing element of railway truck.The cast steel side-frame that adopts integral core technology to make is comparatively commonly used in current railway truck.
The bogie side frame integral sand core is to adopt machine coremaking, and finishes the one core that shape is complete, each smooth surface is smooth-going before the core down.Be about to the cavity that product is connected to each other together and form, or form by a core, with the quality of raising bogie side frame core cavity in important force part by a core.
Please refer to Fig. 1, Fig. 1 is the structural representation of core suspender under a kind of typical bogie side frame in the prior art.
Existing bogie side frame integral sand core hanger structure is fairly simple, and whole suspender is made of crossbeam 1 and hanging belt 2, its center member 1 for about long 1000mm, the square tube about the 30mm of cross section, hanging belt 2 is common nylon tape; The two ends of crossbeam 1 are welded with link stopper 11, and the centre of crossbeam 1 is welded with suspension ring 12.
When needs lifting core, earlier hanging belt 2 is set in the two ends of bogie side frame integral sand core, link stopper 11 on the crossbeam 1 can prevent that hanging belt 2 breaks away from crossbeam 1 and landing at work, suspension ring 12 are connected with lifting appliance, after the lifting appliance work, suspension ring 12 drive the lifting position that crossbeam 1, hanging belt 2 and bogie side frame integral sand core reach expection; When needs unload core, hanging belt 2 is taken off from the bogie side frame integral sand core, lifting appliance resets the suspender of zero load.
Be not difficult to find out from above-mentioned working process, existing bogie side frame integral sand core suspender at following core, transport, when slinging, hanging belt 2 and bogie side frame integral sand core direct connection, its intensity has direct influence to integral sand core.In addition, integral sand core put into hanging belt 2 and unload integral sand core from hanging belt 2 all bigger work capacity, needs more manpower, extremely inconvenient.
How reducing the operation easier of bogie side frame integral sand core lifting, improve the lifting safety, and then improve the lifting efficient of bogie side frame integral sand core, is the present technical issues that need to address of those skilled in the art.
The utility model content
The purpose of this utility model provides a kind of suspension hook that is used to lift the bogie side frame integral sand core, and its lifting, down core is easy to operate; The safety that utilizes this suspension hook can obviously improve lifting bogie side frame integral sand core, and obviously improve the efficient that lifts the bogie side frame integral sand core.Another purpose of the present utility model provides a kind of bogie side frame integral sand core cargo hook gear that comprises above-mentioned suspension hook.
The utility model provides a kind of suspension hook that is used to lift the bogie side frame integral sand core, comprises the first connecting rod and the second connecting rod of pivot joint, and with suspender bonded assembly hanging axis; Described first connecting rod and described second connecting rod are axis of symmetry symmetry substantially with the extended line of described hanging axis, described first connecting rod comprises first epimere and first hypomere, described second connecting rod comprises second epimere and second hypomere, described first epimere is connected with described hanging axis by isometric link respectively with second epimere, be provided with elastic mechanism between described first hypomere and described second hypomere, so that the end of the end of described first connecting rod and described second connecting rod has suitable relative distance; The end of described first connecting rod and the end of described second connecting rod all are fixedly connected with arm.
Preferably, described first hypomere and described second hypomere all have mutually away from middle salient, described elastic mechanism is captiveed joint with two described centre salients.
Preferably, described elastic mechanism comprises transmission shaft and inner spring sleeve with spring, the fixed end of the fixed end of described transmission shaft and described spring sleeve is connected with described second hypomere with described first hypomere respectively, the free end of described transmission shaft is set in the inside of described spring sleeve and is connected with the free end of described spring, and the fixed end of described spring is captiveed joint with the fixed end of described spring sleeve.
Preferably, described elastic mechanism and described first hypomere and described second hypomere are connected through the hinge.
Preferably, also comprise first handle and second handle, described first handle is also captiveed joint with described first hypomere is vertical substantially, and described second handle is also captiveed joint with described second hypomere is vertical substantially.
Preferably, described first handle is connected with two described middle salients respectively with described second handle.
Preferably, also comprise the axle sleeve of being located at the outside of described hanging axis and captiveing joint with described suspender, described hanging axis can rotate in described axle sleeve.
Described first epimere and described first hypomere are positioned at the same side of the extended line of described hanging axis when preferably, in running order.
The utility model also provides a kind of bogie side frame integral sand core cargo hook gear, comprises two above-mentioned each described suspension hooks.
When needing lifting bogie side frame integral sand core, elastic mechanism to suspension hook that the utility model provides applies certain power earlier, elastic mechanism is shunk, thereby the distance between the arm of drive first connecting rod end and second connecting rod end reduces, and put into the gap of bogie side frame integral sand core; Remove then the elastic mechanism externally applied forces, the distance between arm is increased, block the edge of bogie side frame integral sand core; The suspender of upper end applies hoisting force to hanging axis, and the bogie side frame integral sand core is sling.When bogie side frame integral sand core arrival die cavity, in the time of it need being put down, the length of controlling spring mechanism reduces the distance between arm, takes out suspension hook from core, thereby finishes whole hoisting process.Comparing has the lifting rope of suspender now, and this suspension hook is convenient to operation, and it is sling and the efficient of following core obviously improves.
A kind of preferred embodiment in, described suspension hook also comprises first handle and second handle, described first handle is vertical substantially with described first hypomere and captive joint, described second handle is also captiveed joint with described second hypomere cardinal principle is vertical.By to this handle application of force, the length of controlling spring mechanism more easily, thus adjust the relative position of described suspension hook, make lifting and unload the bogie side frame integral sand core convenient, quick, improve lifting efficient.
In another preferred embodiment, described first epimere and described first hypomere all are positioned at the same side of the extended line of described hanging axis.Suspension hook is when lifting bogie side frame integral sand core, and described link is subjected to pulling force upwards, makes described first epimere and described second epimere have the trend of drawing close; Be positioned at the same side of hanging axis extended line when first epimere and first hypomere, first epimere and second epimere are drawn close drive first hypomere and second hypomere are opened to both sides, then the distance between the arm of the arm of first connecting rod end and second connecting rod end increases, the more difficult slip of described bogie side frame integral sand core lifts safer; And the pulling force that suspender makes progress is big more, and the distance between the arm is big more, and the difficult more slip of bogie side frame integral sand core lifts safe more.
Description of drawings
Fig. 1 is the structural representation of core suspender under a kind of typical bogie side frame in the prior art;
Fig. 2 is the structural representation of a kind of specific embodiment of suspension hook provided by the present invention;
Fig. 3 is the structural representation of a kind of specific embodiment of first connecting rod provided by the present invention and second connecting rod;
Fig. 4 is the structural representation of the another kind of specific embodiment of first connecting rod provided by the present invention and second connecting rod;
Fig. 5 is the structural representation of a kind of specific embodiment of elastic mechanism provided by the present invention;
Fig. 6 is the structural representation of first handle provided by the present invention and second handle;
Fig. 7 is the partial enlarged drawing at A position in 2.
The specific embodiment
Core of the present utility model provides a kind of suspension hook, and its lifting, down core is easy to operate; The safety that utilizes this suspension hook can obviously improve lifting bogie side frame integral sand core, and obviously improve the efficient that lifts the bogie side frame integral sand core.Another purpose of the present utility model provides a kind of bogie side frame integral sand core cargo hook gear that comprises above-mentioned suspension hook.
In order to make those skilled in the art person understand the utility model scheme better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
For ease of explanation, earlier relational term is explained as follows:
Bogie side frame: belonging to the railway truck crawler body, is a key member in the bogie truck system, the weight of carrying goods train vehicle; It has a plurality of inner chambers and endoporus, and shape is very complicated.
Core: refer to that foundry goods is placed in the casting mold cavity in casting process, in order to formation foundry goods endoporus (chamber, hole etc.), and an object identical with hole shape in the foundry goods.It forms complete foundry goods with casting mold; Core is formed by adhesive agent and silica sand bonding, and intensity is lower, and is fragile in the operation.
Bogie side frame integral sand core: during coremaking, the grouping core in the bogie side frame inner chamber is formed together an integral sand core of formation; This integral sand core is identical with original core group overall shape.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of specific embodiment of suspension hook provided by the present invention.
First connecting rod and second connecting rod articulate by rotating shaft 3, and first epimere 41 that is positioned at rotating shaft 3 tops during mode of operation is connected with hanging axis 8 by link 9 with second epimere 42.Because first connecting rod and second connecting rod are axis of symmetry symmetry substantially with the extended line of hanging axis 8, and with the equal in length of first epimere 41 and two links 9 of second epimere, 42 bonded assemblys, so, hanging axis 8 be positioned at rotating shaft 3 directly over.Be provided with elastic mechanism 6 between first hypomere 51 and second hypomere 52, making between the end of terminal and second hypomere 52 of first hypomere 51 has suitable distance; The end of first connecting rod and the end of second connecting rod all are fixedly connected with arm 7, and by the arm 7 bogie side frame integral sand core of slinging; Elastic mechanism 6 can be adjusted the distance of two arms 7 easily, makes the efficient of lifting and following core higher.
Particularly, first connecting rod and second connecting rod also can articulate by other structure.
When needing lifting bogie side frame integral sand core, can apply certain power to elastic mechanism 6 earlier, elastic mechanism 6 is shunk, thereby the distance that drives between the arm 7 of the terminal and described second connecting rod end of described first connecting rod reduces, and put into the gap of bogie side frame integral sand core; Remove then elastic mechanism 6 externally applied forces, the distance of 7 of two arms is increased, block the edge of described bogie side frame integral sand core; The suspender of upper end applies hoisting force to hanging axis 8, and the bogie side frame integral sand core is sling.When bogie side frame integral sand core arrival die cavity, in the time of it need being put down, the length of controlling spring mechanism 6 reduces the distance of 7 of two arms, takes out arm 7 from die cavity, thereby finishes whole hoisting process.Comparing has the lifting rope of suspender now, and this suspension hook is convenient to operation, and the efficient of its lifting and following core obviously improves.
Link 9 mentioned above, mean between the hanging axis 8 and first epimere 41, play the object of interconnect function between hanging axis 8 and second epimere 42, this link 9 can be flexible connection cord, connection chain, also can be the pipe link of rigidity.As long as can connect the hanging axis 8 and first epimere 41 and second epimere 42 and transmit pulling force, just can satisfy needs of the present utility model.
In a kind of specific embodiment, described first epimere 41 and described first hypomere 51 are positioned at the same side of the extended line of hanging axis 8.
Please refer to Fig. 3, Fig. 3 is the structural representation of a kind of specific embodiment of first connecting rod provided by the present invention and second connecting rod.
Connecting rod mechanism is when lifting bogie side frame integral sand core, and link 9 is subjected to pulling force upwards, makes first epimere 41 and second epimere 42 have the trend of drawing close; All be positioned at the same side of the extended line of hanging axis 8 when first epimere 41 and first hypomere 51, first epimere 41 and second epimere 42 are drawn close drive first hypomere 51 and second hypomere 52 are opened to both sides, then the distance between the arm 7 of the arm 7 of first connecting rod end and second connecting rod end increases, the more difficult slip of bogie side frame integral sand core lifts safer.And the pulling force that makes progress is big more, and the distance between the suspension hook is big more, and the difficult more slip of bogie side frame integral sand core lifts safe more.
Specifically, if being positioned at the both sides of the extended line of hanging axis 8, first epimere 41 and first hypomere 51 also be fine.
Please refer to Fig. 4, Fig. 4 is the structural representation of the another kind of specific embodiment of first connecting rod provided by the present invention and second connecting rod.
As shown in the figure, first connecting rod and second connecting rod articulate in rotating shaft 3 places intersection, when suspension hook lifting bogie side frame integral sand core, first epimere 41 and second epimere 42 have the trend of drawing close, first hypomere 51 and second hypomere 51 also have the trend of drawing close, elastic mechanism 6 can be fixed on the state of a compression, make 6 pairs first hypomeres 51 of elastic mechanism and second hypomere 52 produce a lasting power with both to mutually away from direction promote, so also can realize the purpose of this utility model.
But it is more appropriate with a side of the line of rotating shaft 3 that first epimere 41 and first hypomere 51 are located at hanging axis 8.Can reduce suspension hook dependence to elastic mechanism 6 in hoisting process like this, reduce elastic mechanism 6 and lost efficacy, make hoisting process safer the influence of lifting.
In a kind of specific embodiment, first hypomere 51 and second hypomere 52 all have mutually away from middle salient.In the bogie side frame integral sand core, be certain for the let-in lifting point of suspension hook, its size also is certain.So the distance of two arms 7 has certain scope in the connecting rod mechanism.First hypomere 51 and second hypomere 52 all have make its mutually away from middle salient, can increase the action radius of first epimere 41 and second epimere 42, and make the modification scope of the distance of two arms 7 become big, more help lifting and unload the bogie side frame integral sand core.
It is pointed out that above-mentioned middle salient is not to show that salient is positioned at rotating shaft 3 core to the end of first connecting rod, centre as herein described means and is different from rotating shaft and terminal part, only otherwise the part of at both ends can be called pars intermedia.
Please refer to Fig. 5, Fig. 5 is the structural representation of a kind of specific embodiment of elastic mechanism provided by the present invention.
In a kind of specific embodiment, elastic mechanism 6 can comprise transmission shaft 63 and the inner spring sleeve 62 that is provided with spring 61, the fixed end of the fixed end of transmission shaft 63 and spring sleeve 62 is connected with second hypomere 52 with first hypomere 51 respectively, the free end of transmission shaft 63 is set in the inside of spring sleeve 62 and is connected with the free end 611 of spring 61, and the fixed end 612 of spring 61 is captiveed joint with the fixed end of spring sleeve 62.The length of spring 61 changes and can drive the spring sleeve 62 that is attached thereto and the relative position of transmission shaft 63 changes, and these elastic mechanism 6 easy operatings are convenient to control first hypomere 51 that is attached thereto and the distance between second hypomere 52.
Obviously, elastic mechanism 6 also can be other length-adjustable structure, for example can be reservoir and piston rod, one end of reservoir can be connected with first connecting rod, the end of piston rod is connected with second connecting rod, inject certain pressurized air in the reservoir, utilize pressurized air the relative position of connecting rod and reservoir to be fixed, make suspension hook realize lifting the application force of piston; Simultaneously, compressed-air actuatedly in the control air cylinder how much realize moving of piston rod, realize hanging the loading and unloading core thereby drive suspension hook.
Elastic construction 6 also can be other version.
Specifically, the two ends of elastic mechanism 6 all can all be connected by hinge 64 with second hypomere 52 with first hypomere 51.Like this, elastic mechanism 6 can have certain rotation with respect to first connecting rod and second connecting rod in the lifting process, thereby improves the flexibility ratio of suspension hook, makes lifting safer.
Can be further improved super lifting device mentioned above.
Please refer to Fig. 6, Fig. 6 is the structural representation of first handle provided by the present invention and second handle.
In a kind of specific embodiment, suspension hook provided by the utility model also comprises first handle 101 and second handle 102, and first handle 101 is vertical substantially with first hypomere 51 and captive joint, and second handle 102 is vertical with second hypomere, 52 cardinal principles and captive joint.By to the two handle application of forces, the length of controlling spring mechanism 6 more easily, thus adjust the relative position of two arms 7, more laborsaving, more convenient to operate, quick when making lifting and unloading the bogie side frame integral sand core, improve lifting efficient.
In a kind of preferably embodiment, first handle 101 is connected with salient in the middle of two with second handle 102, because salient in the middle of elastic mechanism 6 is located at, salient in the middle of first handle 101 and second handle 102 also are fixedly connected on, its applied moment is bigger, and application force is less, can change the length of elastic mechanism 6 with less power, make that to hang the loading and unloading core more convenient, more laborsaving.
Please refer to Fig. 7, Fig. 7 is the partial enlarged drawing at A position in 2.
Suspension hook provided by the utility model can also comprise axle sleeve 81, and this axle sleeve 81 is captiveed joint with suspender and is located at the outside of hanging axis 8, and hanging axis 8 can be in the rotation of the inside of sleeve 81, and the end of hanging axis 8 is connected with link 9.Like this, suspension hook can have level of freedom, makes lifting, transportation, plays the core process convenient, helps reducing the manpower work capacity in the hoisting process, improves lifting efficient.
Except above-mentioned suspension hook, the utility model also provides a kind of bogie side frame integral sand core cargo hook gear that comprises above-mentioned suspension hook, and the structure of these other each several parts of bogie side frame integral sand core device please refer to prior art, and this paper repeats no more.
Particularly, above-mentioned bogie side frame integral sand core cargo hook gear comprises two above-mentioned suspension hooks.
More than bogie side frame integral sand core cargo hook gear provided by the utility model and suspension hook thereof are described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (9)
1, a kind of suspension hook is used to lift by crane the bogie side frame integral sand core, it is characterized in that, comprises the first connecting rod and the second connecting rod of pivot joint, and with suspender bonded assembly hanging axis; Described first connecting rod and described second connecting rod are axis of symmetry symmetry substantially with the extended line of described hanging axis, described first connecting rod comprises first epimere and first hypomere, described second connecting rod comprises second epimere and second hypomere, described first epimere is connected with described hanging axis by isometric link respectively with second epimere, be provided with elastic mechanism between described first hypomere and described second hypomere, so that the end of the end of described first connecting rod and described second connecting rod has suitable relative distance; The end of described first connecting rod and the end of described second connecting rod all are fixedly connected with arm.
2, suspension hook according to claim 1 is characterized in that, described first hypomere and described second hypomere all have mutually away from middle salient, described elastic mechanism is captiveed joint with two described centre salients.
3, suspension hook according to claim 2, it is characterized in that, described elastic mechanism comprises transmission shaft and inner spring sleeve with spring, the fixed end of the fixed end of described transmission shaft and described spring sleeve is connected with described second hypomere with described first hypomere respectively, the free end of described transmission shaft is set in the inside of described spring sleeve and is connected with the free end of described spring, and the fixed end of described spring is captiveed joint with the fixed end of described spring sleeve.
4, suspension hook according to claim 3 is characterized in that, described elastic mechanism and described first hypomere and described second hypomere are connected through the hinge.
5, suspension hook according to claim 1 is characterized in that, also comprises first handle and second handle, and described first handle is also captiveed joint with described first hypomere is vertical substantially, and described second handle is also captiveed joint with described second hypomere is vertical substantially.
6, suspension hook according to claim 5 is characterized in that, described first handle is connected with two described middle salients respectively with described second handle.
7, suspension hook according to claim 1 is characterized in that, also comprises the axle sleeve of being located at the outside of described hanging axis and captiveing joint with described suspender, and described hanging axis can rotate in described axle sleeve.
According to any described suspension hook of claim 1 to 7, it is characterized in that 8, described first epimere and described first hypomere are positioned at the same side of the extended line of described hanging axis when in running order.
9, a kind of bogie side frame integral sand core cargo hook gear is characterized in that, comprises two as each described suspension hook of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920161151XU CN201433040Y (en) | 2009-07-03 | 2009-07-03 | Side-frame integral sand core hooking assembly and lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920161151XU CN201433040Y (en) | 2009-07-03 | 2009-07-03 | Side-frame integral sand core hooking assembly and lifting hook |
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| Publication Number | Publication Date |
|---|---|
| CN201433040Y true CN201433040Y (en) | 2010-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920161151XU Expired - Fee Related CN201433040Y (en) | 2009-07-03 | 2009-07-03 | Side-frame integral sand core hooking assembly and lifting hook |
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| CN (1) | CN201433040Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102251090A (en) * | 2011-05-09 | 2011-11-23 | 新兴铸管股份有限公司 | Special lifting appliance for pit type heat treatment furnace |
| CN102826337A (en) * | 2012-09-10 | 2012-12-19 | 宁波大雷竹海休闲旅游有限公司 | Self-release hook and conveyer using self-release hook |
| CN102976201A (en) * | 2011-09-07 | 2013-03-20 | 北京南口轨道交通机械有限责任公司 | Lifting appliance |
| CN103204430A (en) * | 2013-05-07 | 2013-07-17 | 贵州钢绳股份有限公司 | Special bead wire lifting appliance and lifting method thereof |
| CN103787191A (en) * | 2014-01-27 | 2014-05-14 | 华锦建设集团股份有限公司 | Hanging bracket special for quadrilateral hollow concrete block |
| CN104841663A (en) * | 2015-05-24 | 2015-08-19 | 苏州市亘晟涂装工程有限公司 | Degreasing equipment |
| CN105752827A (en) * | 2016-04-19 | 2016-07-13 | 安徽华菱汽车有限公司 | Hoisting tool for vehicle wheel |
| CN107192569A (en) * | 2017-05-19 | 2017-09-22 | 亿信标准认证集团有限公司 | The detecting system of mattress performance test |
| CN107826973A (en) * | 2017-11-27 | 2018-03-23 | 共享装备股份有限公司 | A kind of core handling apparatus |
| CN109694000A (en) * | 2017-10-24 | 2019-04-30 | 天津市东达伟业机车车辆有限公司 | A kind of new car hook |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102251090A (en) * | 2011-05-09 | 2011-11-23 | 新兴铸管股份有限公司 | Special lifting appliance for pit type heat treatment furnace |
| CN102251090B (en) * | 2011-05-09 | 2013-02-13 | 新兴铸管股份有限公司 | Special lifting appliance for pit type heat treatment furnace |
| CN102976201A (en) * | 2011-09-07 | 2013-03-20 | 北京南口轨道交通机械有限责任公司 | Lifting appliance |
| CN102826337B (en) * | 2012-09-10 | 2015-04-15 | 宁波大雷竹海休闲旅游有限公司 | Conveyer using self-release hook |
| CN102826337A (en) * | 2012-09-10 | 2012-12-19 | 宁波大雷竹海休闲旅游有限公司 | Self-release hook and conveyer using self-release hook |
| CN103204430A (en) * | 2013-05-07 | 2013-07-17 | 贵州钢绳股份有限公司 | Special bead wire lifting appliance and lifting method thereof |
| CN103787191A (en) * | 2014-01-27 | 2014-05-14 | 华锦建设集团股份有限公司 | Hanging bracket special for quadrilateral hollow concrete block |
| CN103787191B (en) * | 2014-01-27 | 2016-08-10 | 华锦建设集团股份有限公司 | Corner hollow concrete block special hoisting bar |
| CN104841663A (en) * | 2015-05-24 | 2015-08-19 | 苏州市亘晟涂装工程有限公司 | Degreasing equipment |
| CN105752827A (en) * | 2016-04-19 | 2016-07-13 | 安徽华菱汽车有限公司 | Hoisting tool for vehicle wheel |
| CN107192569A (en) * | 2017-05-19 | 2017-09-22 | 亿信标准认证集团有限公司 | The detecting system of mattress performance test |
| CN109694000A (en) * | 2017-10-24 | 2019-04-30 | 天津市东达伟业机车车辆有限公司 | A kind of new car hook |
| CN107826973A (en) * | 2017-11-27 | 2018-03-23 | 共享装备股份有限公司 | A kind of core handling apparatus |
| CN107826973B (en) * | 2017-11-27 | 2019-05-17 | 共享装备股份有限公司 | A kind of sand core handling apparatus |
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Effective date of registration: 20110922 Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Co-patentee after: FANGYUANGONG MOULD CO., LTD. OF QIQIHAR QICHE GROUP Patentee after: Qiqihar Rail Traffic Equipment Co., Ltd. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee before: Qiqihar Rail Traffic Equipment Co., Ltd. |
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