CN209618673U - A kind of lifting hook looseness preventing device - Google Patents
A kind of lifting hook looseness preventing device Download PDFInfo
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- CN209618673U CN209618673U CN201920397243.1U CN201920397243U CN209618673U CN 209618673 U CN209618673 U CN 209618673U CN 201920397243 U CN201920397243 U CN 201920397243U CN 209618673 U CN209618673 U CN 209618673U
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- fixedly installed
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- suspension hook
- electromagnet
- connecting plate
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Abstract
The utility model discloses a kind of lifting hook looseness preventing devices, including connecting plate, the lower end of connecting plate is fixedly installed with suspension hook, the inner sidewall of suspension hook is embedded with piezoelectric ceramic plate, the inner sidewall of rectangle frame is fixedly installed with electromagnet, the iron core lower end of electromagnet is fixedly installed with iron plate, the left side wall of connecting plate is fixedly installed with fixed plate, the inside grafting of fixed plate is equipped with limiting device, after the utility model hangs and takes weight on suspension hook, piezoelectric ceramic plate, which is under pressure, generates voltage, and it is powered to electromagnet, electromagnet is enabled to generate magnetic, repulsion is generated to limiting device, and then it enables limiting device move down and blocks the opening of suspension hook, realize anticreep effect, when weight is moved to required location and is placed on the ground, it no longer generates pressure to piezoelectric ceramic plate, electromagnet is enabled to power off, limiting device is in magnetic and elastic band effect at this time Under move up, the opening of suspension hook is exposed, convenient for the disengaging of rope.
Description
Technical field
The utility model relates to suspension hook technical field, specially a kind of lifting hook looseness preventing device.
Background technique
Suspension hook is one of common tool in architectural engineering, is mainly used for hanged weight, and is used to increase suspension hook
Safety in the process is understood and install anti-drop device on suspension hook, but the existing suspension hook with disconnecting prevention structure, transports by weight
It is defeated to cooperate to behind specified position, needing other people, the disconnecting prevention structure on suspension hook could be opened, and the rope that weight will be hung
It removes, this operation is more troublesome, and is easy to accidentally injure the people to cooperation during transportation, if it is possible to be designed a kind of weight and be reached
Behind specified position, disconnecting prevention structure can be opened by cooperating without other people, the device to fall off convenient for rope, so that it may solve such ask
Topic, for this purpose, it is proposed that a kind of lifting hook looseness preventing device.
Utility model content
The purpose of this utility model is to provide a kind of lifting hook looseness preventing devices, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of lifting hook looseness preventing device, including connection
Plate, the lower end of the connecting plate are fixedly installed with suspension hook, and the inner sidewall of the suspension hook is embedded with piezoelectric ceramic plate, the suspension hook
Lateral wall fixing sleeve is connected to curved steel tube, and the lateral wall of the suspension hook is fixedly installed with conduit, the left side wall of the connecting plate
It is fixedly installed with rectangle frame, the inner sidewall of the rectangle frame is fixedly installed with electromagnet, and electromagnet is made pottery by conducting wire and piezoelectricity
Porcelain plate series connection, the iron core lower end of the electromagnet are fixedly installed with iron plate, and the left side wall of the connecting plate is fixedly installed with fixation
Plate, and the upper side wall of fixed plate fits in the lower wall of iron plate, the inside grafting of the fixed plate is equipped with limiting device.
Further, the limiting device includes magnet bar, and the magnetic pole on the upside of magnet bar and electromagnet energization rear side
Magnetic pole is identical, and the upper side wall of the fixed plate offers rectangular channel, and magnet bar is plugged in rectangular channel, under the fixed plate
Through-hole is symmetrically offered before and after side wall, gag lever post is symmetrically fixedly installed with before and after the lower wall of the magnet bar, and gag lever post is inserted
It is connected in through-hole, two gag lever posts are located at the front and rear sides of suspension hook, the front-rear side walls of the rectangle frame and a left side for connecting plate
It is fixedly installed with fixed block between side wall, is fixedly installed with elastic band between the lower wall and magnet bar of the fixed block, and
Elastic band runs through iron plate.
Further, the lateral wall of the curved steel tube is fixedly attached rubber sleeve, and the left and right ends of the curved steel tube are equal
It is fixedly installed with rubber ring.
Further, the connecting plate and lateral wall of fixed plate is symmetrical above and below is fixedly installed with fixed frame.
Compared with prior art, the utility model has the beneficial effects that
The utility model passes through suspension hook, piezoelectric ceramic plate, curved steel tube, conduit, electromagnet, iron plate, fixed plate and limit
The structure of position device, after hanging and taking weight on suspension hook, piezoelectric ceramic plate, which is under pressure, generates voltage, and is powered to electromagnet, enables
Electromagnet generates magnetism, generates repulsion to limiting device, and then enable limiting device move down and block the opening of suspension hook, real
Existing anticreep effect no longer generates pressure to piezoelectric ceramic plate when weight is moved to required location and is placed on the ground, and enables
Electromagnet power-off, limiting device moves up under the action of magnetic and elastic band at this time, and the opening of suspension hook is exposed, and is convenient for rope
Disengaging.
Detailed description of the invention
Fig. 1 is the main view cross-sectional view of the utility model.
Fig. 2 is the left view of the utility model.
Description of symbols: 1, connecting plate, 2, suspension hook, 3, piezoelectric ceramic plate, 4, curved steel tube, 5, conduit, 6, rectangle
Frame, 7, electromagnet, 8, iron plate, 9, fixed plate, 10, limiting device, 10-1, magnet bar, 10-2, gag lever post, 10-3, elastic band,
11, rectangular channel, 12, through-hole, 13, fixed block, 14, rubber sleeve, 15, rubber ring, 16, fixed frame.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is the utility model structure diagram referring to Fig. 1 and Fig. 2, the utility model provides a kind of technical solution: one kind is hung
Hook anti-drop device, including connecting plate 1, the lower end of connecting plate 1 are fixedly installed with suspension hook 2, and the inner sidewall of suspension hook 2 is embedded with piezoelectricity pottery
Porcelain plate 3, piezoelectric ceramic plate 3 are piezoelectric ceramics, voltage can be generated when being under pressure, and then be powered to electromagnet 7, suspension hook 2
Lateral wall fixing sleeve is connected to curved steel tube 4, and curved steel tube 4 protects piezoelectric ceramic plate 3, and piezoelectric ceramic plate 3 is avoided to be restricted
Rope damages by pressure, and when curved steel tube 4 is under pressure can transfer the pressure at piezoelectric ceramic plate 3, enable it that can generate voltage, suspension hook
2 lateral wall is fixedly installed with conduit 5, and conduit 5 is made of PE pipe, the conducting wire between piezoelectric ceramic plate 3 and electromagnet 7
It can be fixedly installed with rectangle frame 6 by conduit 5, the left side wall of connecting plate 1, the inner sidewall of rectangle frame 6 is fixedly installed with electromagnetism
Iron 7, the model M070320PE of electromagnet 7, and electromagnet 7 are connected by conducting wire with piezoelectric ceramic plate 3, after electromagnet 7 is powered
Magnetism is generated, the iron core lower end of electromagnet 7 is fixedly installed with iron plate 8, and electromagnet 7 can enable iron plate 8 with identical after generating magnetism
The left side wall of magnetic connecting plate 1 be fixedly installed with fixed plate 9, fixed plate 9 could be used without magnetic PVC plastic production, and solid
The upper side wall of fixed board 9 fits in the lower wall of iron plate 8, and the inside grafting of fixed plate 9 is equipped with limiting device 10, limiting device 10
By the control of electromagnet 7, and for being blocked to the opening of suspension hook 2.
Specifically, limiting device 10 includes magnet bar 10-1, magnet bar 10-1 is made of neodymium-iron-boron ore, is had
Very strong magnetism, thus usually when magnet bar 10-1 can be by magnetic absorption on iron plate 8, and then enable gag lever post 10-2 not to hanging
The opening of hook 2 is blocked, and the magnetic pole on the upside of magnet bar 10-1 is identical as the magnetic pole of 7 energization rear side of electromagnet, therefore
When the energization of electromagnet 7 enables iron plate band be magnetic, very strong repulsion is generated between meeting and magnet bar 10-1, and then enable magnet bar
10-1 is moved down in rectangular channel 11, and gag lever post 10-2 is enabled to move down in through-hole 12, realizes the closure to 2 opening of suspension hook, Gu
The upper side wall of fixed board 9 offers rectangular channel 11, and magnet bar 10-1 is plugged in rectangular channel 11, and magnet bar 10-1 can be in rectangle
It is moved up and down in slot 11, through-hole 12 is symmetrically offered before and after the lower wall of fixed plate 9, the lower wall front and back of magnet bar 10-1 is symmetrical
It is fixedly installed with gag lever post 10-2, and gag lever post 10-2 is plugged in through-hole 12, gag lever post 10-2 can be in through-hole 12 up and down
Mobile, two gag lever post 10-2 are located at the front and rear sides of suspension hook 2, and two gag lever post 10-2 can be from the two sides of suspension hook 2 to suspension hook 2
Opening blocked, realize the effect of rope escape prevention, between the front-rear side walls of rectangle frame 6 and the left side wall of connecting plate 1
It is fixedly installed with fixed block 13, is fixedly installed with elastic band 10-3, and bullet between the lower wall and magnet bar 10-1 of fixed block 13
Power band 10-3 runs through iron plate 8, and after electromagnet 7 powers off, elastic band 10-3 is moved up for auxiliary magnet bar 10-1, enables gag lever post 10-2
No longer 2 opening of suspension hook is blocked.
Specifically, the lateral wall of curved steel tube 4 is fixedly attached rubber sleeve 14, the left and right ends of curved steel tube 4 are solid
Dingan County is equipped with rubber ring 15, and rubber sleeve 14 and rubber ring 15 protect curved steel tube 4.
Specifically, the lateral wall of connecting plate 1 and fixed plate 9 is symmetrical above and below to be fixedly installed with fixed frame 16, it is further right
The position of fixed plate 9 is fixed.
Working principle: this lifting hook looseness preventing device, when usual, magnet bar 10-1 is adsorbed on iron plate 8, enables gag lever post 10-2 not
The opening of suspension hook 2 can be blocked, after hanging up weight at suspension hook 2, under the gravity of weight, connect the rope of weight
Rope generates pressure to curved steel tube 4 and piezoelectric ceramic plate 3, and then piezoelectric ceramic plate 3 is enabled to generate voltage, powers to electromagnet 7, electricity
7 energizing magnetic of magnet, and then repulsion is generated to magnet bar 10-1, it enables magnet bar 10-1 that gag lever post 10-2 is driven to move down, limits
Position bar 10-2 can block its opening from the front and rear sides of suspension hook 2, realize the anticreep of suspension hook 2, when weight with being placed in regulation
After point, since weight is placed on ground, it is enabled to will not continue to enable electromagnet 7 power off, In to pressure is generated at piezoelectric ceramic plate 3
Under the elastic force effect of elastic band 10-3 and the magneticaction of magnet bar 10-1, magnet bar 10-1 and gag lever post 10-2 be will be shifted up, and enable
Gag lever post 10-2 no longer blocks the opening of suspension hook 2, can easily be put rope by shaking the modes such as suspension hook 2 at this time
Under, and this process is not necessarily to other worker's Attended Operations, considerably increases safety.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of lifting hook looseness preventing device, it is characterised in that: including connecting plate, the lower end of the connecting plate is fixedly installed with suspension hook,
The inner sidewall of the suspension hook is embedded with piezoelectric ceramic plate, and the lateral wall fixing sleeve of the suspension hook is connected to curved steel tube, the suspension hook
Lateral wall be fixedly installed with conduit, the left side wall of the connecting plate is fixedly installed with rectangle frame, the inside of the rectangle frame
Wall is fixedly installed with electromagnet, and electromagnet is connected by conducting wire with piezoelectric ceramic plate, and the iron core lower end of the electromagnet is fixed
Iron plate is installed, the left side wall of the connecting plate is fixedly installed with fixed plate, and the upper side wall of fixed plate fits under iron plate
The inside grafting of side wall, the fixed plate is equipped with limiting device.
2. a kind of lifting hook looseness preventing device according to claim 1, it is characterised in that: the limiting device includes magnet bar,
And the magnetic pole on the upside of magnet bar is identical as the magnetic pole of electromagnet energization rear side, the upper side wall of the fixed plate offers rectangle
Slot, and magnet bar is plugged in rectangular channel, symmetrically offers through-hole before and after the lower wall of the fixed plate, under the magnet bar
It symmetrically is fixedly installed with gag lever post before and after side wall, and gag lever post is plugged in through-hole, before two gag lever posts are located at suspension hook
Two sides afterwards are fixedly installed with fixed block, the fixed block between the front-rear side walls of the rectangle frame and the left side wall of connecting plate
Lower wall and magnet bar between be fixedly installed with elastic band, and elastic band runs through iron plate.
3. a kind of lifting hook looseness preventing device according to claim 1, it is characterised in that: the lateral wall of the curved steel tube is fixed
It is socketed rubber sleeve, the left and right ends of the curved steel tube are fixedly installed with rubber ring.
4. a kind of lifting hook looseness preventing device according to claim 1, it is characterised in that: the outside of the connecting plate and fixed plate
Wall is symmetrical above and below to be fixedly installed with fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920397243.1U CN209618673U (en) | 2019-03-27 | 2019-03-27 | A kind of lifting hook looseness preventing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920397243.1U CN209618673U (en) | 2019-03-27 | 2019-03-27 | A kind of lifting hook looseness preventing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209618673U true CN209618673U (en) | 2019-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920397243.1U Active CN209618673U (en) | 2019-03-27 | 2019-03-27 | A kind of lifting hook looseness preventing device |
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| Country | Link |
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| CN (1) | CN209618673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460845A (en) * | 2021-04-30 | 2021-10-01 | 中国十七冶集团有限公司 | Hoisting device with anti-falling structure for building construction and using method |
-
2019
- 2019-03-27 CN CN201920397243.1U patent/CN209618673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460845A (en) * | 2021-04-30 | 2021-10-01 | 中国十七冶集团有限公司 | Hoisting device with anti-falling structure for building construction and using method |
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