CN206783124U - A kind of automatic dropping-proof hook - Google Patents
A kind of automatic dropping-proof hook Download PDFInfo
- Publication number
- CN206783124U CN206783124U CN201720581681.4U CN201720581681U CN206783124U CN 206783124 U CN206783124 U CN 206783124U CN 201720581681 U CN201720581681 U CN 201720581681U CN 206783124 U CN206783124 U CN 206783124U
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- CN
- China
- Prior art keywords
- hook
- retaining member
- heavy burden
- connecting rod
- automatic dropping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A kind of automatic dropping-proof hook, belong to lifting appliance field of components, the retaining member cross-articulation is on the top of hook, the bottom cross-articulation of hook has de- extension part, de- extension part one end extends in hook and sliding hinge is connected to heavy burden hook, heavy burden hook is hinged on hooking slits portion side by hooking slits portion one end, the de- other end for hanging part and retaining member top are located at the opposite side in hooking slits portion, connecting rod is hinged between the two, the spring for making connecting rod downward is provided with connecting rod, by using this product, the danger that operating personnel faces can be reduced, reduce operation number, reduce labour cost, improve operating efficiency, overcome personnel can not contact the difficulty that hook is operated.
Description
Technical field
A kind of suspension hook is the utility model is related to, more particularly to a kind of automatic dropping-proof hook, belongs to lifting appliance field of components.
Background technology
In boom hoisting, what it is due to lifting is the larger article of some weight, and safety precautions is outstanding during lifting
To be important, Fig. 8 is traditional suspension hook, and on traditional suspension hook, the opening portion 62 of hook 1, which sets one, can prevent link
Or the retaining member 1 that rope 40 comes off, this retaining member 1 has been often will using the elastic force effect for closing spring 61
Hooking slits portion 62 closes, and prevents link or rope 40 from being come off from hooking slits portion 62 with this, can prevent security incident.But
To hanging link is set or during rope 40 in structure, it is often necessary to have been manually done, once however, sling height farther out or link or rope
When the set location of rope 40 is danger zone or personnel's unapproachable narrow location, people can not just stop, even can stop,
Be also required to personnel's extended stationary periods suspension hook below link or rope class are hung over hook on or also utilize other special works
Tool is completed, and can so bring the danger of the personnel in the case where playing equipment, as bridge construction building site under towards bridge floor lifting portion
Part just needs special messenger that to setting link or rope on suspension hook, sludge etc. is lifted just to upper in narrow sewer the moon well below
How need to hang over link or rope 40 and lifted by crane on the suspension hook of crane gear, otherwise must be hung using other methods
In the case where not needing human users, it is optimal lifting during lifting operation that link etc., which is hung on the hook of suspension hook,
Method.
The content of the invention
For during lifting into hook set link when, it is existing difficult and dangerous the problems such as, the utility model
A kind of automatic dropping-proof hook is provided, the purpose is to reduce danger, operation number is reduced, improves efficiency, overcome personnel not connect
It is tactile to link up with the difficulty operated.
The technical solution of the utility model is：A kind of automatic dropping-proof hook, including hook and retaining member, the anti-delinking part
Part cross-articulation has de- extension part in the top of hook, the bottom cross-articulation of hook, and the de- part one end that hangs extends in hook, taken off
Hang the other end of part and retaining member top is located at the opposite side in hooking slits portion, be hinged with connecting rod between the two, on connecting rod
The spring for making connecting rod downward is provided with, retaining member or de- hang are provided with link or rope discharge or/and be dragged in anti-on part
Release mechanism, during lifting, the link or rope of lifting object directly or indirectly depress it is de- hang part, open retaining member closing hook
Oral area, it is not no when bearing a heavy burden, under the action of the spring, take off and hang part and hooking slits part from escapement discharges link or rope；
In automatic dropping-proof hook, the escapement is " tapering arch form " structure, and " tapering arch form " structure is provided at both ends with traction
Hook, " tapering arch form " structure are hinged in the retaining member of hooking slits portion side, and it is to lead that link or rope, which are disengaged or/and be linked into,
Draw hook traction link or rope disengages or/and be linked into hook；
In automatic dropping-proof hook, the escapement is slidably connected on de- extension part, and escapement is that circular arc is upward
Arc structure heavy burden hook, heavy burden hook are hinged on the hook of hooking slits portion side by hooking slits portion one end；
In automatic dropping-proof hook, the hook bottom is provided with bottom outlet, and de- one end for hanging part is equipped with bottom outlet, described
The opposite side external stability in hooking slits portion is provided with sleeve, and connecting rod is located in sleeve；
In automatic dropping-proof hook, the spring is arranged on the downside of sleeve, and is set in the periphery of connecting rod, lower spring end connection
On connecting rod；
In automatic dropping-proof hook, de- part and the minimum position of connecting rod of hanging is less than the foot linked up with；
In automatic dropping-proof hook, the retaining member bottom is provided with locking hole, and hook hook end is provided with locking bail；
In automatic dropping-proof hook, with linking up with crossover location, the side being provided with hands over for retaining member or de- extension part
Fork is located in the perforating of an other side；
In automatic dropping-proof hook, retaining member or de- hang part and on hook crossover location, intersect on both sides' opposite face point
Not She Zhi rotation section in groove and groove, intersect the rake that both sides set restricted retaining member aperture；
In automatic dropping-proof hook, circular arc elongated hole is provided with the heavy burden hook, de- extension part is provided with circular arc elongated hole
Sliding axle, disk roller is provided with above heavy burden hook, disk roller is provided with discharge shovel towards hooking slits side, and sliding axle is connected with disk roller rotating shaft
Hung de- on part.
The good effect that the utility model has is：By linking up with top cross-articulation retaining member, it is ensured that anti-delinking part
Opening and closing of the part in hooking slits portion；, can be by hook hook end insertion anti-delinking part by setting locking hole in retaining member bottom
In the locking hole of part, and hooking slits portion can be locked in the presence of lifting object heavy burden；By positioned at hooking slits portion phase
Articulated linkage between the de- extension part other end tossed about and retaining member top, and setting makes the downward bullet of connecting rod on connecting rod
Spring, retaining member can be opened from hooking slits portion automatically in the case of non-weight bearing, de- hang connects in part or retaining member
Hanger casting mechanism the link in hook or rope can be released from hooking slits portion, on the contrary, in the case of lifting object heavy burden, link
Rope byte or be pressed in indirectly it is de- hang on part or heavy burden hook, connecting rod can move vertically upward, and connecting rod drives retaining member
Hooking slits portion is closed into, hook chimoto is snapped into retaining member locking hole, it can be ensured that Hoisting Security；By in anticreep
" tapering arch form " structure hanger casting mechanism is hinged on part, link or rope can be dragged in hook when retaining member is closed
It is interior, also it is outer that link or rope can be hauled out into hook when retaining member is opened；By in retaining member or de- extension part and extension
On hook crossover location, a wherein side is set to intersect the perforating being located in an other side, or in retaining member or de- extension portion
Part sets re-entrant part and groove inner rotatable part respectively with linking up with crossover location on intersection both sides' opposite face, and in groove
The rake of limitation aperture is set respectively on part and groove inner rotatable part, it is ensured that during lifting, jointed shaft is to establish to turn
Dynamic, heavy burden gravity direction is unified in vertical direction with each Gravity support direction on automatic anti-drop hook, can prevent part
Damage；By making de- part bottom most position and the connecting rod bottom most position of hanging be advantageous to take off and hang part and company less than the foot linked up with
When bar bottommost contacts with ground or lifting cargo, it will be separated between retaining member and hooking slits portion, be advantageous to lifting operation；
By setting circular arc elongated hole and heavy burden hook jointed shaft on the side of heavy burden hook, sliding axle can be made to be slided in circular arc elongated hole, born
The weight hook hook jointed shaft that can bear a heavy burden be axis rotation, negative on the inside of sliding axle slides to when retaining member is opened from hooking slits portion
Weight hook is risen using the hook jointed shaft that bears a heavy burden as on the inside of axis rotation, link or rope can be made to be skidded off from hooking slits portion, anti-delinking part
When part is closed to hooking slits portion, sliding axle slides to the Slideslip of opening portion one, declines on the inside of heavy burden hook, and link or rope are positioned at negative
, can hoisting heavy on weight hook.By using this product, the danger that operating personnel faces can be reduced, reduces operation number, drop
Low labour cost, operating efficiency is improved, overcome personnel can not contact the difficulty that hook is operated.
Brief description of the drawings
Fig. 1 structural scheme of mechanism of the present utility model.
Fig. 2 is linked up with and retaining member, hook and the de- structural representation for hanging element crosswise portion groove side.
Fig. 3 is linked up with and retaining member, hook and the de- structural representation for hanging element crosswise portion groove opposite side.
Fig. 4 is provided with the automatic dropping-proof hook schematic diagram of " tapering arch form " structure support suspension mechanism.
Fig. 5 is provided with the automatic dropping-proof hook schematic diagram of heavy burden hook.
Heavy burden hook embodiment schematic diagrams of the Fig. 6 with discharge shovel and disk roller.
Along the section structure diagram in A-A1 directions in Fig. 7 Fig. 4.
The structural representation of Fig. 8 tradition suspension hooks.
Label declaration：11- hooks, 11a- locking bails, 12- retaining member, 12a- locking holes, 13- connecting rods, 14- sleeves,
15- springs, 16- are de- to hang part, 17- heavy burdens hook, 17a- heavy burden hooks hinge hole, 18- circular arcs elongated hole, 19a- tops cross-articulation
Jointed shaft, 19d- are de- under jointed shaft, 19c- connecting rods on axle, 19b- connecting rods hangs part jointed shaft, 19e- sliding axles, 19f- heavy burden hooks
Jointed shaft, 21- grooves, 22- rakes one, 23- are hinged axis hole, 30- " tapering arch form " structure, rotation section, 32- incline in 31- grooves
Inclined portion two, 40- links or rope, 41- disk rollers, 42- discharges shovel, the rotating shaft of 43- disk rollers, 61- closings spring, 62- opening portions, hook
One 63, retaining member 1.
Embodiment
Concrete technical scheme of the present utility model is described in detail referring to the drawings.
The technical solution of the utility model is：A kind of automatic dropping-proof hook, Fig. 1 are structural scheme of mechanism of the present utility model,
In Fig. 1 and Fig. 5, bold portion is the state that retaining member 12 is opened from hooking slits portion, and dotted portion is that retaining member 12 is closed
Close the position view in hooking slits portion.
Automatic dropping-proof hook of the present utility model includes hook 11 and retaining member 12, the cross-articulation of retaining member 12
On the top of hook 11, linking up with 11 bottom cross-articulation has de- extension part 16, and the de- one end of part 16 that hangs is extended in hook 11 simultaneously
Sliding hinge is connected to heavy burden hook 17, and heavy burden hook 17 is hinged on the hook 11 of opening portion side by 11 opening portion one end of hook, takes off and hang
The other end of part 16 and the top of retaining member 12 are hinged with connecting rod between the two positioned at the outside of the opposite side in 11 opening portions of hook
13, the spring 15 for making connecting rod 13 downward is provided with connecting rod 13, retaining member 12 or de- hang are provided with link or rope on part 16
The escapement that rope 40 is discharged or/and is dragged in, during lifting, pressure is de- in Jian'ou street or indirectly for the link or rope 40 of lifting object
Hang part 16, make retaining member 12 closing hook 11 opening portions, it is no bear a heavy burden when, the elastic force of spring 15 effect under, retaining member 12
11 opening portions of hook are left, escapement discharges link or rope.
Fig. 2 is that structural representation, Fig. 3 that hook hangs element crosswise portion groove side with retaining member, hook with taking off are to hang
Hook and retaining member, hook and the de- structural representation for hanging element crosswise portion groove opposite side, in automatic dropping-proof hook, anticreep
Part 12 or de- part 16 of hanging are provided with perforating with 11 crossover locations of hook, and a side therein is located among an other side,
In this facility example, 11 crossover locations of hook are provided with perforating, and retaining member 12 or de- part 16 of hanging are located in
Wherein, in the retaining member 12 and top cross-articulation axle 19a that be hinged both sides are additionally provided with hook 11 crossover locations setting.
Retaining member 12 or de- part 16 of hanging are with 11 crossover locations of hook, can also be：Intersect and divide on both sides' opposite face
Not She Zhi rotation section 31 in groove 21 and groove, intersect the rake that both sides set restricted retaining member aperture, in this implementation
In example, for retaining member 12 with linking up with 11 crossover locations, side therein sets groove 21 on both sides' opposite face, is set in groove 21
Opposite side is equipped with, opposite side can be rotated in groove 21 by top cross-articulation axle 19a, on relative two parts simultaneously
The rake of the restricted aperture of retaining member 12 is set, wherein, rake includes re-entrant part（Fig. 2）The rake 1 of side
With rotation section 31 in groove（Fig. 3）On rake 2 32, the re-entrant part that is oppositely arranged and rotated in the groove set in groove
Be hinged axis hole 23 is provided with portion 31, the two is by joining axis connection together.
Re-entrant part is part in above-mentioned Fig. 2, rotation section is i.e. in groove：The setting direction of part in Fig. 3, specifically exists
It is different in Fig. 1 structure, here, observing for convenience, the part of crossover sites is plotted into horizontal meeting vertical direction, in reality
Border is in use, there is certain angle；In addition, above-mentioned Fig. 2 and Fig. 3 are hook and retaining member（It is de- to hang part）Crossover sites
Partial schematic diagram, it is connected as a single entity with hook and retaining member in actual use, is illustrated as just principle, emphasis is used
The hinge point of hook 11 and retaining member 12 in Fig. 1.I.e.：Utilize top cross-articulation axle 19a position.In addition, hang
Hook 11 and de- crossover sites between hanging part 16, although without jointed shaft, can also utilize Fig. 2, Fig. 3 structure, realize hook
It is arranged in a crossed manner between 11 and de- extension part 16.
In automatic dropping-proof hook, 11 bottoms of the hook are provided with bottom outlet, and de- one end for hanging part 16 is equipped with bottom outlet,
The opposite side external stability of 11 opening portions of the hook is provided with sleeve 14, and connecting rod 13 is located in sleeve 14.
The spring 15 is located at the downside of sleeve 14 and is set in the periphery of connecting rod 13, and the lower end of spring 15 is connected to connecting rod 13
On, de- part 16 and the bottom most position of connecting rod 13 of hanging is less than the foot position for linking up with 11.
The bottom of retaining member 12 is provided with locking hole 12a, and downside 11 ends of hook for linking up with 11 are provided with locking bail
11a, when lifting object hook or rope 40 hang over heavy burden hook 17, in the presence of heavy burden, link up with 11 downside hook end and buckle into
In the locking hole 12a of retaining member 12.
In automatic dropping-proof hook, de- part 12 or the de- crossover location side therein for hanging part 16 and hook 11 are provided with
Perforating, a side therein are located in the perforating of an other side.
Above is the overall overview of automatic dropping-proof hook, is illustrated with regard to the specific embodiment of hanger casting mechanism below.
Hanger casting mechanism embodiment 1
Fig. 4 is provided with the automatic dropping-proof hook schematic diagram of " tapering arch form " structure support suspension mechanism.In automatic dropping-proof hook,
The escapement is " tapering arch form " structure 30, and " tapering arch form " structure 30 is provided at both ends with draw hook, and " tapering arch form " structure 30 is cut with scissors
Be connected in the retaining member 12 of hooking slits portion side, link or rope 40, which are disengaged or/and be linked into, is, draw hook traction link or
Rope 40 disengages or/and is linked into hook 11.
Hanger casting mechanism embodiment 2
Fig. 5 is provided with the automatic dropping-proof hook schematic diagram of heavy burden hook.In automatic dropping-proof hook, the escapement is slided
It is dynamic be connected to it is de- hang on part 16, escapement is the upward arc structure heavy burden hook 17 of circular arc, the side of the heavy burden hook 17
Circular arc elongated hole 18 is provided with, sliding axle 19e is connected on de- extension part 16, and heavy burden hook 17 is hinged close to 11 opening portion one end of hook
On the pendant hook of opening portion, for the heavy burden hook 17 positioned at hook inner side using heavy burden hook jointed shaft 19f as axis rotation, heavy burden hook 17 is high
Degree can discharge link or rope 40, in the technical program, 19a is top cross-articulation higher than 11 end positions of hook
Axle, 19b are jointed shaft on connecting rod, 19c is jointed shaft under connecting rod, 19d is de- extension part jointed shaft, take off and hang part in motion process
In rotated around the de- part jointed shaft 19d that hangs, 19e is sliding axle 19e.
Hanger casting mechanism embodiment 3
It with discharge shovel and the heavy burden hook embodiment schematic diagram of disk roller, Fig. 7 is along the disconnected of A-A1 directions in Fig. 6 that Fig. 6, which is,
Face structural representation.The upward arc structure heavy burden hook 17 of circular arc is set in automatic dropping-proof hook, on the heavy burden hook 17, born a heavy burden
The side of hook 17 is provided with circular arc elongated hole 18, and sliding axle 19e is located in circular arc elongated hole 18, and the upside of heavy burden hook 17 is provided with disk roller
41, disk roller 41 is provided with discharge shovel 42 towards 11 open sides of hook, and sliding axle 19e is connected to take off with disk roller rotating shaft 43 hangs part 16
On, heavy burden hook 17 is applied in heavy burden hook hinge hole 17a by heavy burden hook jointed shaft 19f heavy burden hook 17 being hinged on hook 11
On.
The utility model is by linking up with 11 top cross-articulation retaining member 12, it is ensured that retaining member 12 is opened in hook 11
The opening and closing of oral area；By setting locking hole 12a in the bottom of retaining member 12, the locking bail of 11 hook ends setting can will be linked up with
In 11a insertion locking holes 12a, and fastening it can link up with 11 opening portions in the presence of lifting object heavy burden；By positioned at hook
Articulated linkage 13 between the de- other end of extension part 16 and retaining member 12 top of the opposite side in 11 opening portions, and on connecting rod 13
Setting makes the downward spring 15 of connecting rod 13, automatically can take off retaining member 12 from 11 opening portions of hook in the case of non-weight bearing
Open, the de- hanger casting mechanism that is connected in part 16 or retaining member 12 hung can be by the link linked up with 11 or rope 40 from hook 11
Opening portion is released, on the contrary, in the case of heavy burden, link or rope 40 are directly or indirectly pressed in retaining member 12 or heavy burden hook 17
On, connecting rod 13 can move vertically upward, and connecting rod 13 drives retaining member 12 to be closed into 11 opening portions of hook, make the downside of hook 11
The locking bail 11a of hooked ends is locked in the locking hole 12a of retaining member 12, it can be ensured that Hoisting Security；By in retaining member 12
The hanger casting mechanism of upper be hinged " tapering arch form " structure 30, can be dragged in extension when retaining member 12 is closed by link or rope 40
In hook 11, also it is outer that link or rope 40 can be hauled out into hook when retaining member is opened；
By the way that in retaining member 12 or de- part 16 of hanging, with linking up with 11 crossover locations, a setting wherein side, which is intersected, to be located in
Perforating in an other side, or set in hook 11 with the crossover location of retaining member 12, intersecting side on both sides' opposite face
Groove structure is put, rotation section 31 in groove, the inner side of groove 21 and the upper end shoulder difference of rotation section in groove 31 are set in groove 21
The rake that the retaining member 12 of setting limits aperture is：Rake 1 and rake 2 32, it is ensured that during lifting, smoothly
Rotate and each Gravity support direction unification on heavy burden gravity direction and automatic anti-drop hook 11 in vertical direction, be able to can be prevented
The damage of stop part；By making de- part 16 and the bottom most position of connecting rod 13 of hanging be advantageous to de- extension portion less than the foot for linking up with 11
When part 16 or the bottommost of connecting rod 13 contact with ground or lifting cargo, it will be separated between retaining member 12 and 11 opening portions of hook,
Be advantageous to lifting operation；By setting circular arc elongated hole 18 and heavy burden hook jointed shaft 19f on the side of heavy burden hook 17, slip can be made
Axle 19e is slided in the circular arc elongated hole 18, and the hook jointed shaft 19f that can bear a heavy burden of heavy burden hook 17 is axis rotation, retaining member 12 from
When linking up with 11 opening portions opening, sliding axle 19e slides to inner side, and heavy burden hook 17 is using heavy burden hook jointed shaft 19f as on the inside of axis rotation
Rise, link or rope 40 can be made to be skidded off from 11 opening portions of hook, it is sliding when retaining member 12 is closed to 11 opening portion of hook
Moving axis 19e slides to the Slideslip of opening portion one, and heavy burden hook 17 declines using heavy burden hook jointed shaft 19f as on the inside of axis rotation, link or
Rope 40 is located on heavy burden hook 17, can hoisting heavy.By using this product, the danger that operating personnel faces can be reduced,
Operation number is reduced, reduces labour cost, improves operating efficiency, overcomes personnel can not contact the difficulty that hook 11 is operated.
Claims (10)
1. a kind of automatic dropping-proof hook, including hook and retaining member, it is characterised in that：The retaining member cross-articulation is hung
The top of hook, the bottom cross-articulation of hook have de- extension part, and the de- part one end that hangs extends in hook, takes off and hang other the one of part
End is located at the opposite side in hooking slits portion with retaining member top, is hinged with connecting rod between the two, be provided with connecting rod make connecting rod to
Under spring, retaining member or de- hang be provided with link or rope discharge or/and the escapement being dragged on part, during lifting,
The link or rope of lifting object directly or indirectly depress it is de- hang part, make retaining member closing hooking slits portion, it is not no when bearing a heavy burden,
Under the action of the spring, take off and hang part with hooking slits part from escapement discharges link or rope.
A kind of 2. automatic dropping-proof hook according to claim 1, it is characterised in that：The escapement is tied for " tapering arch form "
Structure, " tapering arch form " structure are provided at both ends with draw hook, and " tapering arch form " structure is hinged in the retaining member of hooking slits portion side,
Link or rope are disengaged or/and are linked into, and draw hook traction link or rope disengage or/and are linked into hook.
A kind of 3. automatic dropping-proof hook according to claim 1, it is characterised in that：The escapement is slidably connected at de-
Hang on part, escapement is the upward arc structure heavy burden hook of circular arc, and the heavy burden hook side is provided with circular arc elongated hole, slides
Axis connection is hung on part de-, and heavy burden hook is hinged on hooking slits subordinate's hook by hooking slits portion one end.
A kind of 4. automatic dropping-proof hook according to claim 1, it is characterised in that：The hook bottom is provided with bottom outlet,
It is equipped with de- one end for hanging part in bottom outlet, the opposite side external stability in the hooking slits portion is provided with sleeve, and connecting rod is located in
In sleeve.
A kind of 5. automatic dropping-proof hook according to claim 1, it is characterised in that：The spring is arranged on the downside of sleeve,
And the periphery of connecting rod is set in, lower spring end is connected on connecting rod.
A kind of 6. automatic dropping-proof hook according to claim 1, it is characterised in that：The de- extension part and connecting rod lowest part
Foot of the position less than hook.
A kind of 7. automatic dropping-proof hook according to claim 1, it is characterised in that：The retaining member bottom is provided with
Locking hole, hook hook end are provided with locking bail.
A kind of 8. automatic dropping-proof hook according to claim 1, it is characterised in that：Retaining member or de- part of hanging are with linking up with
On crossover location, the side being provided with intersects the perforating for being located in an other side.
A kind of 9. automatic dropping-proof hook according to claim 1, it is characterised in that：Retaining member or de- part of hanging are with linking up with
On crossover location, intersect and rotation section in groove and groove is set respectively on both sides' opposite face, intersect both sides and restricted anticreep is set
The rake of part aperture.
A kind of 10. automatic dropping-proof hook according to claim 3, it is characterised in that：Circular arc is provided with the heavy burden hook
Elongated hole, the de- sliding axle for hanging part is provided with circular arc elongated hole, is provided with disk roller above heavy burden hook, disk roller is set towards hooking slits side
Discharge shovel is equipped with, sliding axle is connected to de- hang on part with disk roller rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720581681.4U CN206783124U (en) | 2017-05-24 | 2017-05-24 | A kind of automatic dropping-proof hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720581681.4U CN206783124U (en) | 2017-05-24 | 2017-05-24 | A kind of automatic dropping-proof hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206783124U true CN206783124U (en) | 2017-12-22 |
Family
ID=60712821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720581681.4U Expired - Fee Related CN206783124U (en) | 2017-05-24 | 2017-05-24 | A kind of automatic dropping-proof hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206783124U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205461A (en) * | 2018-11-26 | 2019-01-15 | 新乡市豫新起重机械有限公司 | A kind of automatic butt automatic hanging-off device for crane |
| CN109340313A (en) * | 2018-12-19 | 2019-02-15 | 李德顺 | A kind of automatic rope-separating device |
| CN111697518A (en) * | 2020-05-14 | 2020-09-22 | 杨志荣 | Anti-fracture mine cable hook |
-
2017
- 2017-05-24 CN CN201720581681.4U patent/CN206783124U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205461A (en) * | 2018-11-26 | 2019-01-15 | 新乡市豫新起重机械有限公司 | A kind of automatic butt automatic hanging-off device for crane |
| CN109205461B (en) * | 2018-11-26 | 2023-09-05 | 新乡市豫新起重机械有限公司 | Automatic docking and unhooking device for crane |
| CN109340313A (en) * | 2018-12-19 | 2019-02-15 | 李德顺 | A kind of automatic rope-separating device |
| CN111697518A (en) * | 2020-05-14 | 2020-09-22 | 杨志荣 | Anti-fracture mine cable hook |
| CN111697518B (en) * | 2020-05-14 | 2021-08-17 | 崇义县鑫成矿业有限公司 | Anti-fracture mine cable hook |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20200524 |
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| CF01 | Termination of patent right due to non-payment of annual fee |