CN204938736U - Crane hook and tower crane - Google Patents
Crane hook and tower crane Download PDFInfo
- Publication number
- CN204938736U CN204938736U CN201520731694.6U CN201520731694U CN204938736U CN 204938736 U CN204938736 U CN 204938736U CN 201520731694 U CN201520731694 U CN 201520731694U CN 204938736 U CN204938736 U CN 204938736U
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- sleeve
- crane
- warning device
- flip flop
- hook
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Abstract
The utility model relates to house, building implement technical field, especially relates to a kind of crane hook and tower crane, comprises hook body, also comprise: sleeve, the first elastic element, flip flop equipment and warning device; Sleeve is the hollow housing of one end open, and the upper end of hook body is fixed in sleeve by the first elastic element; Sleeve away from one end of its opening for being fixed on the steel rope of tower crane; Flip flop equipment is arranged in sleeve, and warning device is arranged on sleeve, and flip flop equipment is electrically connected with warning device; Move down predeterminable range when hook body along sleeve and trigger flip flop equipment, reporting to the police to make warning device.When hook body moves down predeterminable range, namely the weight of suspension material exceed beyond suspension hook and crane arm maximum weight time, flip flop equipment starts warning device and reports to the police, thus provides user's suspension material overweight, and then the generation of the safety misadventure such as avoid tower crane to topple over.
Description
Technical field
The utility model relates to house, building implement technical field, especially relates to a kind of crane hook and tower crane.
Background technology
Tower crane is a kind of weight-lifting equipment the most frequently used on building ground, has another name called " tower crane ", is used for hanging the raw MAT'L of the constructions such as working reinforcing bar, wood are stupefied, cement concrete, steel pipe.Tower crane is a kind of requisite equipment on building site.
In prior art, tower crane comprises pedestal, be fixed on tower crane frame on pedestal, be placed in operator's compartment in the middle part of tower crane frame, be placed in the crane arm at tower crane frame top, be placed in equipment on crane arm and driving device, this equipment comprises reel, steel rope, assembly pulley and suspension hook, when actuator drives spool turns, become the straight-line motion vertically of suspension hook by steel rope, assembly pulley.In the course of the work, suspension hook is direct and material device, subjects the powerful pulling force of material to suspension hook, if material is overweight, crane arm can be made unbalance, tower crane tilts or collapses, the material hung falls down, and occurs accident building site complex environment is as easy as rolling off a log, causes casualties.So people devise safety hook.
Fig. 1 is the structural representation of safety hook of the prior art.As shown in Figure 1, safety hook of the prior art, comprise hook body 1 ' and the shackle for being connected with lifting lifting rope of pommel 11 ' that hook body is set, U-shaped attaching parts 121 ' is provided with at the hook end 12 ' of hook body 1 ', two open ends of U-shaped attaching parts 121 ' are fixed on the hook end 12 ' of hook body 1 ' by the first rotating shaft, and can rotate up and down along the first rotating shaft; Baffle plate 13 ' is provided with near pommel 11 ' place in the hook side, inner side of hook body 1 ', one end of baffle plate 13 ' is fixed on the hook side, inner side of hook body 1 ', and and form a draw-in groove between hook side, hook body 1 ' inner side, U-shaped fastener 131 ' is provided with at the other end of baffle plate 13 ', two open ends of U-shaped fastener 131 ' are fixed on the both sides of baffle plate 13 ' respectively by the second rotating shaft, and can rotate up and down along the second rotating shaft, offer recess 111 ' in the pommel 11 ' inner side of hook body 1 '; U-shaped attaching parts 121 ' snaps in after upwards rotating in the draw-in groove that formed between hook side inside baffle plate 13 ' and suspension hook, and U-shaped fastener 131 ' snaps in recess 111 ' after upwards rotating.
But, safety hook of the prior art, when the maximum weight that the weight of suspension material exceeds beyond suspension hook and crane arm, the generation of the safety misadventure such as can cause that tower crane is toppled over.
Utility model content
The purpose of this utility model is to provide crane hook and tower crane, with solve exist in prior art when the maximum weight that the weight of suspension material exceeds beyond suspension hook and crane arm, the technical matters of the generation of hanging safety misadventures such as toppling over can be caused.
A kind of crane hook that the utility model provides, comprises hook body, also comprises: sleeve, the first elastic element, flip flop equipment and warning device; Sleeve is the hollow housing of one end open, and the upper end of hook body is fixed in sleeve by the first elastic element; Sleeve away from one end of its opening for being fixed on the steel rope of tower crane; Flip flop equipment is arranged in sleeve, and warning device is arranged on sleeve, and flip flop equipment is electrically connected with warning device; Move down predeterminable range when hook body along sleeve and trigger flip flop equipment, reporting to the police to make warning device.
Further, flip flop equipment comprises main trigger mechanism and the mechanism that is triggered; Main trigger mechanism is arranged on the upper end of hook body, and be triggered organization establishes on the inwall of sleeve, the mechanism that is triggered is electrically connected with warning device; Main trigger mechanism is used for triggering and is triggered mechanism.
Further, main trigger mechanism comprises magnet, and the mechanism that is triggered comprises dry-reed tube.
Further, warning device comprises light emitting diode; Light emitting diode is arranged on sleeve outer wall, and is electrically connected with flip flop equipment.
Further, the first elastic element is spring, and both ends of the spring is provided with link; In sleeve, away from one end of its opening, being provided with adapter plate, adapter plate being provided with the gap for being provided with spring; Adapter plate and sleeve closes end have gap, and the upper surface of adapter plate is provided with the joint pin for connecting link, and joint pin and sleeve closes end have gap; The upper end of hook body is provided with the connecting bore for matching with link.
Further, crane hook also comprises the sliding device of gear; The sliding device of gear is arranged on sleeve and/or joint pin, for fixing spring, comes off from joint pin to stop spring.
Further, the sliding device of gear comprises rotation section, gear slide bar and the second elastic element; On the inwall of sleeve closes end, be positioned at the top of joint pin, be provided with rotation section; One end and the rotation section of gear slide bar are rotationally connected; Second elastic element is arranged between sleeve and gear slide bar, abuts with joint pin to make gear slide bar.
Further, joint pin is provided with the groove of accommodating gear slide bar.
Further, the sidewall of sleeve is provided with service ports and the Access Door for switch service ports; One edge of Access Door and an edge of service ports are rotationally connected, and Access Door is by buckle and sleeve connection.
The utility model additionally provides a kind of tower crane, comprises crane arm to be arranged on the steel rope on crane arm, also comprises above-mentioned crane hook; Sleeve closes end is connected with steel rope.
The crane hook that the utility model provides and tower crane, be provided with flip flop equipment, sleeve be provided with warning device, and be electrically connected with warning device by flip flop equipment in sleeve.When user is when using the crane hook in the utility model, hook body is subject to the Action of Gravity Field of suspension material, can relatively and sleeve move down.When hook body moves down predeterminable range, namely the weight of suspension material exceed beyond suspension hook and crane arm maximum weight time, flip flop equipment starts warning device and reports to the police, thus provides user's suspension material overweight, and then the generation of the safety misadventure such as avoid tower crane to topple over.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model detailed description of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of safety hook of the prior art;
The structural representation of the crane hook that Fig. 2 provides for the utility model embodiment;
The inner structure schematic diagram of the crane hook that Fig. 3 provides for the utility model embodiment;
The structure for amplifying schematic diagram at the sliding device place of gear of the crane hook that Fig. 4 provides for the utility model embodiment;
The structural representation of the first elastic element of the crane hook that Fig. 5 provides for the utility model embodiment.
Reference numeral:
1-sleeve; 2-warning device; 3-hook body;
4-first elastic element; 12-adapter plate; 121-gap;
11-Access Door; 13-suspension ring; 14-joint pin;
15-rotation section; 16-keeps off slide bar; 21-light-emitting diode;
22-magnet; 23-dry-reed tube; 41-link.
Detailed description of the invention
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
The structural representation of the crane hook that Fig. 2 provides for the utility model embodiment; The inner structure schematic diagram of the crane hook that Fig. 3 provides for the utility model embodiment.As shown in Figures 2 and 3, a kind of crane hook that the present embodiment provides, comprises hook body 3, also comprises: sleeve 1, first elastic element 4, flip flop equipment and warning device 2; Sleeve 1 is the hollow housing of one end open, and the upper end of hook body 3 is fixed in sleeve 1 by the first elastic element 4; Sleeve 1 away from one end of its opening for being fixed on the steel rope of tower crane; Flip flop equipment is arranged in sleeve 1, and warning device 2 is arranged on sleeve 1, and flip flop equipment is electrically connected with warning device 2; Move down predeterminable range when hook body 3 along sleeve 1 and trigger flip flop equipment, reporting to the police to make warning device 2.
Wherein, the version of flip flop equipment can be multiple, such as: flip flop equipment comprises imageing sensor and controller; Imageing sensor is electrically connected with controller, and controller is electrically connected with warning device 2.When hook body 3 is moved downward to position of image sensor due to the Action of Gravity Field of suspension material, imageing sensor obtains the position signal of hook body 3 and passes to sensor, and controller converts position signal to electric signal, and passes to warning device 2.
Certainly, imageing sensor can also replace to pressure sensor, the upper end of hook body 3 is provided with limiting stopper, sleeve 1 inwall is provided with boss, pressure sensor is arranged on described boss, and pressure sensor limiting stopper abuts with the pressure sensor on boss, and pressure sensor obtains pressure signal and passes to controller, controller converts pressure signal to electric signal, and passes to warning device 2.
And for example: flip flop equipment comprises block, poke rod, switch and retracing spring, block is arranged on hook body 3 upper end, and poke rod and sleeve 1 are rotationally connected, and one end of poke rod is used for block and abuts, and the other end is connected with switch; Switch-linear hybrid on described sleeve 1, and is electrically connected with warning device 2; One end of retracing spring is connected with poke rod, and the other end is connected with sleeve 1, resets to make poke rod.When the suspension material in hanger bulk is overweight, block abuts with poke rod, thus switch is closed, and makes the feed circuit of warning device 2 connect and report to the police.When removing suspension material or alleviate in suspension material to normal range, retracing spring will be stirred pipe and reset, thus switch is disconnected, thus be disconnected by the feed circuit of warning device 2.
Warning device 2 can be multiple, such as: buzzer phone, music player or flash light etc.Be preferably that warning device 2 comprises light-emitting diode 21; Light-emitting diode 21 is arranged on sleeve 1 outer wall, and is electrically connected with flip flop equipment.
The kind of the first elastic element 4 can be multiple, such as: spring, bungee or air bellow etc.
The cross sectional shape of sleeve 1 can be multiple, such as: circular, square or polygon etc., is preferably circular.
The crane hook that the present embodiment provides, is provided with flip flop equipment in sleeve 1, and sleeve 1 is provided with warning device 2, and is electrically connected with warning device 2 by flip flop equipment.When user is when using the crane hook in the present embodiment, hook body 3 is subject to the Action of Gravity Field of suspension material, can relatively and sleeve 1 move down.When hook body 3 moves down predeterminable range, namely the weight of suspension material exceed beyond suspension hook and crane arm maximum weight time, flip flop equipment starts warning device 2 and reports to the police, thus provides user's suspension material overweight, and then the generation of the safety misadventure such as avoid tower crane to topple over.
As shown in Figure 3, on the basis of above-described embodiment, further, flip flop equipment comprises main trigger mechanism and the mechanism that is triggered; Main trigger mechanism is arranged on the upper end of hook body 3, is triggered organization establishes on the inwall of sleeve 1, and the mechanism that is triggered is electrically connected with warning device 2; Main trigger mechanism is used for triggering and is triggered mechanism.
Wherein, main trigger mechanism comprises positioning plate, and positioning plate is arranged on the upper end of hook body 3; The mechanism that is triggered comprises conductive contact and conductive spring leaf, sleeve 1 inwall is provided with erecting stage, conductive contact and conductive spring leaf are arranged on erecting stage, and be electrically connected with warning device 2, conductive contact and conductive spring leaf constitute the switch of the feed circuit being communicated with or disconnecting warning device 2.
When the weight of the suspension material in hook body 3 is in normal range, conductive spring leaf does not contact with conductive contact, has gap therebetween.When the suspension material in hook body 3 is overweight, positioning plate abuts with the conductive spring leaf on erecting stage, thus conductive spring leaf is abutted with conductive contact, reports to the police to be connected by the feed circuit of warning device 2.When the suspension material in hook body 3 is withdrawn from or is reduced in normal range, positioning plate moves up, and now conductive spring leaf is separated with conductive contact.
Certainly, in the above example, by conductive spring leaf, can replace to conducting strip and retracing spring, one end and the erecting stage of conducting strip are rotationally connected, and retracing spring is arranged between conducting strip and erecting stage.
In the present embodiment, main trigger mechanism is arranged on hook body 3 upper end, organization establishes will be triggered on sleeve 1 inwall, and utilize main trigger mechanism to coordinate with the mechanism that is triggered, can the position of accurate locating hook movement, can report to the police by rapid triggering warning device 2.
As shown in Figure 3, on the basis of above-described embodiment, further, main trigger mechanism comprises magnet 22, and the mechanism that is triggered comprises dry-reed tube 23.
When under the Action of Gravity Field of hook body 3 at suspension material, move down along sleeve 1.When the magnet 22 of the upper end being positioned at hook body 3 moves to dry-reed tube 23 position, dry-reed tube 23, under the effect of magnet 22, connects the feed circuit of warning device 2.
In the present embodiment, utilize magnet 22 and dry-reed tube 23 as flip flop equipment, not only structure is simple, easy for installation, and, be not easily damaged, long service life.
The structure for amplifying schematic diagram at the sliding device place of gear of the crane hook that Fig. 4 provides for the utility model embodiment; The structural representation of the first elastic element of the crane hook that Fig. 5 provides for the utility model embodiment.As shown in Figure 4 and Figure 5, on the basis of above-described embodiment, further, the first elastic element 4 is spring, and both ends of the spring is provided with link 41; In sleeve 1, away from one end of its opening, being provided with adapter plate 12, adapter plate 12 being provided with the gap 121 for being provided with spring; Adapter plate 12 and sleeve 1 closed end have gap, and the upper surface of adapter plate 12 is provided with the joint pin 14 for connecting link 41, and joint pin 14 and sleeve 1 closed end have gap; The upper end of hook body 3 is provided with the connecting bore for matching with link 41.
In the present embodiment, by one end of spring through gap 121, and the link 41 of this end is hung on joint pin 14, thus be convenient to user's installation and change link 41, be convenient to user's maintenance.
As shown in Figure 4, on the basis of above-described embodiment, further, in order to prevent spring from landing joint pin 14, crane hook also comprises the sliding device of gear; The sliding device of gear is arranged on sleeve 1 and/or joint pin 14, comes off from joint pin 14 to stop spring.
Wherein, the version of the sliding device of gear can be multiple, such as: the sliding device of gear comprises lever and reset tension spring, one end of lever is connected with the upper end of joint pin 14, the other end is used for abutting with sleeve 1 closed end end face, and one end of reset tension spring is connected with joint pin 14, the other end and lever one end.Certainly, in order to spring can better being placed thus joint pin 14 coming off, the inwall of sleeve 1 closed end is provided with the spacing draw-in groove for engaging lever.When user needs to change spring, moving lever can remove the spring of damage and replace with new spring.
And for example: the sliding device of gear comprises pivoted arm and latch, and one end of pivoted arm and the inwall of sleeve 1 closed end are rotationally connected, and the other end is provided with the first pin clamp; The upper end of joint pin 14 is provided with the second pin clamp, and latch is located in the first pin clamp and the second pin clamp.When user needs to change spring, latch is extracted, the spring that hook also more can be renewed from removal joint pin 14, then pivoted arm is connected with joint pin 14.
For another example: the sliding device of gear comprises rotation section 15, gear slide bar 16 and the second elastic element; On the inwall of sleeve 1 closed end, be positioned at the top of joint pin 14, be provided with rotation section 15; One end and the rotation section 15 of gear slide bar 16 are rotationally connected; Second elastic element is arranged between sleeve 1 and gear slide bar 16, abuts with joint pin 14 to make gear slide bar 16.And the kind of the second elastic element can be multiple, such as: the second elastic element can be torque spring; Gear slide bar 16 is rotationally connected by rotating shaft and rotation section 15, and torque spring is set in rotating shaft, and a support arm of torque spring abuts with sleeve 1, and another support arm abuts with gear slide bar 16.And for example: the second elastic element can be extension spring, and one end of extension spring is connected with the inwall of described sleeve 1 closed end, the other end is connected with gear slide bar 16.When user needs to change spring, moving grade slide bar can remove the spring of damage and replace with new spring.
As shown in Figure 4, on the basis of above-described embodiment, further, joint pin 14 is provided with the groove of accommodating gear slide bar 16.
In the present embodiment, gear slide bar 16 is plugged in groove, thus avoids keeping off in the process repeatedly pulled at spring between slide bar 16 and joint pin 14 and extrude, improve the stability of the sliding device of gear, further increasing the safety performance of crane hook.
As shown in Figure 2, on the basis of above-described embodiment, further, the sidewall of sleeve 1 is provided with service ports and the Access Door 11 for switch service ports; One edge of Access Door 11 and an edge of service ports are rotationally connected, and Access Door 11 is connected with sleeve 1 by buckle.
In the present embodiment, the sidewall of sleeve 1 is provided with Access Door 11, is convenient to user and changes spring or maintenance offence device etc.
In addition, in each embodiment above-mentioned, sleeve 1 is also provided with storage battery, utilizes storage battery to power to warning device 2, thus improve crane hook can movability, be convenient to user and use.
In addition, in each embodiment above-mentioned, hook body 3 can be arbitrary middle Suspension hook structure in prior art.
The utility model additionally provides a kind of tower crane, comprises crane arm to be arranged on the steel rope on crane arm, also comprises above-mentioned crane hook; Sleeve 1 closed end is connected with steel rope.
Wherein, in the present embodiment tower crane also comprise pedestal, tower crane frame, control cabin and driving device etc. other can realize the parts of tower crane.
Be installed to steel rope connection for the ease of being convenient to crane hook, the closed end of sleeve 1 is also provided with suspension ring 13.
The tower crane that the present embodiment provides, is provided with flip flop equipment in sleeve 1, and sleeve 1 is provided with warning device 2, and is electrically connected with warning device 2 by flip flop equipment.When user is when using the crane hook in the present embodiment, hook body 3 is subject to the Action of Gravity Field of suspension material, can relatively and sleeve 1 move down.When hook body 3 moves down predeterminable range, namely the weight of suspension material exceed beyond suspension hook and crane arm maximum weight time, flip flop equipment starts warning device 2 and reports to the police, thus provides user's suspension material overweight, and then the generation of the safety misadventure such as avoid tower crane to topple over.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a crane hook, comprises hook body, it is characterized in that, also comprises: sleeve, the first elastic element, flip flop equipment and warning device;
Described sleeve is the hollow housing of one end open, and the upper end of described hook body is fixed in described sleeve by described first elastic element; Described sleeve away from one end of its opening for being fixed on the steel rope of tower crane;
Described flip flop equipment is arranged in described sleeve, and described warning device is arranged on described sleeve, and described flip flop equipment is electrically connected with described warning device; Move down predeterminable range when described hook body along described sleeve and trigger described flip flop equipment, reporting to the police to make described warning device.
2. crane hook according to claim 1, is characterized in that, described flip flop equipment comprises main trigger mechanism and the mechanism that is triggered;
Described main trigger mechanism is arranged on the upper end of described hook body, described in be triggered organization establishes on the inwall of described sleeve, described in the mechanism that is triggered be electrically connected with described warning device; Described main trigger mechanism is for the mechanism that is triggered described in triggering.
3. crane hook according to claim 2, is characterized in that, described main trigger mechanism comprises magnet, described in the mechanism that is triggered comprise dry-reed tube.
4. crane hook according to claim 1, is characterized in that, described warning device comprises light emitting diode; Described light emitting diode is arranged on described sleeve outer wall, and is electrically connected with described flip flop equipment.
5. the crane hook according to any one of claim 1-4, is characterized in that, described first elastic element is spring, and described both ends of the spring is provided with link;
In described sleeve, away from one end of its opening, being provided with adapter plate, described adapter plate being provided with the gap for being provided with described spring; Described adapter plate and sleeve closes end have gap, and the upper surface of described adapter plate is provided with the joint pin for connecting described link, and described joint pin and described sleeve closes end have gap; The upper end of described hook body is provided with the connecting bore for matching with described link.
6. crane hook according to claim 5, is characterized in that, also comprises the sliding device of gear;
The sliding device of described gear is arranged on described sleeve and/or described joint pin, for fixing described spring, comes off from described joint pin to stop described spring.
7. crane hook according to claim 6, is characterized in that, the sliding device of described gear comprises rotation section, gear slide bar and the second elastic element;
On the inwall of described sleeve closes end, be positioned at the top of described joint pin, be provided with described rotation section; One end and the described rotation section of described gear slide bar are rotationally connected; Described second elastic element is arranged between described sleeve and described gear slide bar, abuts with described joint pin to make described gear slide bar.
8. crane hook according to claim 7, is characterized in that, described joint pin is provided with the groove of accommodating described gear slide bar.
9. crane hook according to claim 5, is characterized in that, the sidewall of described sleeve is provided with service ports and the Access Door for service ports described in switch;
One edge of described Access Door and an edge of described service ports are rotationally connected, and described Access Door is by buckle and described sleeve connection.
10. a tower crane, comprises crane arm to be arranged on the steel rope on described crane arm, it is characterized in that, also comprise the crane hook as described in any one of claim 1-9; Described sleeve closes end is connected with described steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731694.6U CN204938736U (en) | 2015-09-21 | 2015-09-21 | Crane hook and tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731694.6U CN204938736U (en) | 2015-09-21 | 2015-09-21 | Crane hook and tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204938736U true CN204938736U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520731694.6U Expired - Fee Related CN204938736U (en) | 2015-09-21 | 2015-09-21 | Crane hook and tower crane |
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|---|---|
| CN (1) | CN204938736U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819324A (en) * | 2016-05-26 | 2016-08-03 | 黄标城 | Construction equipment lifting assembly with protective sleeve rope |
| CN106335844A (en) * | 2016-10-17 | 2017-01-18 | 无锡市日升化工有限公司 | Hoisting machine with detection function |
| CN107816069A (en) * | 2017-10-31 | 2018-03-20 | 株洲联诚集团控股股份有限公司 | A kind of electronic engineering machinery is with by electric strut |
| CN108584709A (en) * | 2018-07-05 | 2018-09-28 | 江西飞达电气设备有限公司 | A kind of draw-ring type lifting weight limitor |
| CN109573825A (en) * | 2019-01-25 | 2019-04-05 | 山西双环重工集团有限公司 | Hoisting device and hanging device |
| WO2020028248A1 (en) * | 2018-07-31 | 2020-02-06 | Fundi, LLC | Garbage disposal installation tool |
| CN111502278A (en) * | 2020-04-23 | 2020-08-07 | 湖南教建集团有限公司 | Tower crane full-mold building construction method |
| CN111559703A (en) * | 2020-05-06 | 2020-08-21 | 北方工业大学 | BIM-based large prefabricated part hoisting safety control method |
| CN112357746A (en) * | 2020-11-10 | 2021-02-12 | 江苏赛福天钢索股份有限公司 | Large-scale hoist and mount are with chain rigging that has safe self-checking function |
| CN112694006A (en) * | 2019-10-22 | 2021-04-23 | 江苏海港成套设备安装有限公司 | Lifting hook buffer stop |
| CN113255859A (en) * | 2021-07-16 | 2021-08-13 | 杭州大杰智能传动科技有限公司 | Intelligent tower crane hook identification switching method and device based on electronic tag |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819324A (en) * | 2016-05-26 | 2016-08-03 | 黄标城 | Construction equipment lifting assembly with protective sleeve rope |
| CN106335844A (en) * | 2016-10-17 | 2017-01-18 | 无锡市日升化工有限公司 | Hoisting machine with detection function |
| CN106335844B (en) * | 2016-10-17 | 2018-03-09 | 无锡市日升化工有限公司 | A kind of lifting machine with detection function |
| CN107816069A (en) * | 2017-10-31 | 2018-03-20 | 株洲联诚集团控股股份有限公司 | A kind of electronic engineering machinery is with by electric strut |
| CN108584709A (en) * | 2018-07-05 | 2018-09-28 | 江西飞达电气设备有限公司 | A kind of draw-ring type lifting weight limitor |
| WO2020028248A1 (en) * | 2018-07-31 | 2020-02-06 | Fundi, LLC | Garbage disposal installation tool |
| US10639773B2 (en) | 2018-07-31 | 2020-05-05 | Fundi, LLC | Garbage disposal installation tool |
| CN109573825A (en) * | 2019-01-25 | 2019-04-05 | 山西双环重工集团有限公司 | Hoisting device and hanging device |
| CN112694006A (en) * | 2019-10-22 | 2021-04-23 | 江苏海港成套设备安装有限公司 | Lifting hook buffer stop |
| CN111502278A (en) * | 2020-04-23 | 2020-08-07 | 湖南教建集团有限公司 | Tower crane full-mold building construction method |
| CN111502278B (en) * | 2020-04-23 | 2021-08-17 | 湖南教建集团有限公司 | Tower crane full-mold building construction method |
| CN111559703A (en) * | 2020-05-06 | 2020-08-21 | 北方工业大学 | BIM-based large prefabricated part hoisting safety control method |
| CN112357746A (en) * | 2020-11-10 | 2021-02-12 | 江苏赛福天钢索股份有限公司 | Large-scale hoist and mount are with chain rigging that has safe self-checking function |
| CN112357746B (en) * | 2020-11-10 | 2022-05-24 | 江苏赛福天钢索股份有限公司 | Large-scale hoist and mount are with chain rigging that has safe self-checking function |
| CN113255859A (en) * | 2021-07-16 | 2021-08-13 | 杭州大杰智能传动科技有限公司 | Intelligent tower crane hook identification switching method and device based on electronic tag |
| CN113255859B (en) * | 2021-07-16 | 2021-11-16 | 杭州大杰智能传动科技有限公司 | Intelligent tower crane hook identification switching method and device based on electronic tag |
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