CN210291343U - Simple anti-falling safety device for handheld objects - Google Patents
Simple anti-falling safety device for handheld objects Download PDFInfo
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- CN210291343U CN210291343U CN201921187394.0U CN201921187394U CN210291343U CN 210291343 U CN210291343 U CN 210291343U CN 201921187394 U CN201921187394 U CN 201921187394U CN 210291343 U CN210291343 U CN 210291343U
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- rotating shaft
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Abstract
The utility model discloses a simple anti-falling safety device for a handheld object, which comprises a reel, an upper shell, a lower shell and a coil spring; the reel is provided with an upper baffle disc and a lower baffle disc, a hollow rotating shaft is connected between the upper baffle disc and the lower baffle disc, and the reel is hinged between the upper shell and the lower shell through the hollow rotating shaft; the outer side wall of the hollow rotating shaft is wound with a flexible anti-drop rope in a clockwise or anticlockwise direction, one end of the anti-drop rope is fixedly connected with the outer side wall of the reel, and the other end of the anti-drop rope extends out of the shell and is connected with a quick-release hanging buckle; the inner end of the coil spring is connected with the first coil spring fixing end, the outer end of the coil spring is connected with the second coil spring fixing end, and the rotating direction of the coil spring is the same as the winding direction of the flexible anti-falling rope; the lower surface of the lower shell is provided with an adjustable wrist strap. Compared with the prior art, the anti-drop safety device for the handheld objects effectively prevents the handheld objects such as mobile phones, wrenches, hand pliers and the like from dropping, and has the advantages of being simple in operation, safe, reliable and high in repeated use rate.
Description
Technical Field
The utility model relates to a safety device field, concretely relates to simple and easy handheld thing anti-drop breaker.
Background
For workers in various industries and for workers in various industries, handheld devices of various models, classes and functions play an extremely important role in their daily work. Such as a camera of a photographer, a wrench of a high-altitude worker, etc. In addition to these specialized tools, there are many more portable handheld devices that are pervasive in our lives, such as cell phones.
For handheld devices, stability and safety of the device grip are very important. When a smart phone is used for taking a picture, the phenomenon that the smart phone falls into water due to unstable holding is common in life. For workers working at high altitude, if the holding equipment accidentally falls from high altitude, the continuous operation is affected on one hand, and the falling holding equipment is extremely dangerous on the other hand.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the main object of the present invention is to provide a simple anti-falling safety device for handheld objects, which can prevent the handheld objects from falling off from the hand and hurt the user.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A simple anti-falling safety device for a handheld object comprises a reel, an upper shell, a lower shell and a coil spring; the reel is provided with an upper baffle disc and a lower baffle disc, a hollow rotating shaft is connected between the upper baffle disc and the lower baffle disc, and the upper end and the lower end of the hollow rotating shaft respectively extend out of the upper baffle disc and the lower baffle disc; the lower surface of the upper shell is provided with a counter bore matched with the upper end of the hollow rotating shaft, the upper surface of the lower shell is provided with a counter bore matched with the lower end of the hollow rotating shaft, and the reel is rotatably clamped between the upper shell and the lower shell through the upper end and the lower end of the hollow rotating shaft; the outer side wall of the hollow rotating shaft is wound with a flexible anti-falling rope in a clockwise or anticlockwise direction, one end of the anti-falling rope is fixedly connected with the outer side wall of the reel, and the other end of the anti-falling rope extends out of the shell and is connected with a quick-release hanging buckle; the upper surface of the lower shell is provided with a first coil spring fixing end, the first coil spring fixing end is collinear with the central line of the lower shell, a second coil spring fixing end is arranged on the inner side wall of the hollow rotating shaft, the inner end of the coil spring is connected with the first coil spring fixing end, the outer end of the coil spring is connected with the second coil spring fixing end, and the rotating direction of the coil spring is the same as the winding direction of the flexible anti-falling rope; the lower surface of the lower shell is provided with an adjustable wrist strap.
Further, the reel reversing locking and unlocking mechanism is used for locking or unlocking the reel when the reel reverses.
Further, the reverse locking and unlocking mechanism comprises a ratchet, a control plate and a V-shaped compression spring plate; the ratchet is arranged on the edges of the upper baffle disc and the lower baffle disc, and the inclination direction of the ratchet is opposite to the winding direction of the flexible anti-falling rope; the upper surface of the lower shell is provided with a hinged shaft, a control plate is sleeved on the hinged shaft, the front end of the control plate is provided with a pawl, the pawl is meshed with the ratchet, the tail end of the control plate is provided with an unlocking wrench, and the unlocking wrench extends out of the upper shell and the lower shell; the V-shaped compression elastic sheet is vertically arranged between the upper shell and the lower shell, and one side face of the V-shaped compression elastic sheet is abutted against one side, far away from the reel, of the pawl.
Furthermore, the flexible anti-dropping rope is wound in a clockwise direction, the spiral direction of the coil spring is in a clockwise direction, and the inclined direction of the ratchet is in a counterclockwise direction.
Furthermore, the flexible anti-dropping rope is wound in the counterclockwise direction, the rotation direction of the coil spring is the counterclockwise direction, and the inclination direction of the ratchet is the clockwise direction.
Further, a time display is interposed between the upper and lower cases, the time display being located on a side portion of the reel.
Further, the flexible anti-falling rope is a flexible steel wire.
The utility model discloses handheld thing anti-drop breaker has effectively prevented dropping of handheld things such as cell-phone, spanner, hand vice for prior art, has easy operation, safe and reliable, advantage that the repeated use rate is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is an exploded view of an embodiment of the anti-drop safety device of the present invention;
FIG. 2 is an assembly view of an embodiment of the anti-falling safety device for a hand-held object of the present invention;
fig. 3 is a perspective view of the reel of fig. 1;
FIG. 4 is a perspective view of the control panel of FIG. 1;
fig. 5 is a perspective view of the V-shaped compression spring of fig. 1.
In the above figures: 1 a reel; 101, an upper baffle disc; 102 a lower baffle disc; 103 hollow rotating shaft; 104 a second coil spring fixed end; 105 ratchet teeth; 2, an upper shell; 3, a lower shell; 301 a first coil spring fixing end; 302 a hinged column; 4, a coil spring; 5, a flexible anti-dropping rope; 6, quick-release hanging buckle; 7 an adjustable wrist strap; 8, controlling the panel; a 801 pawl; 802 unlocking the wrench; 9V-shaped compression spring plates; 10 time display.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of other ways than those described herein, and those skilled in the art will be able to make similar generalizations without departing from the spirit of the invention. The invention is therefore not limited to the specific embodiments disclosed below.
Referring to fig. 1 and 2, a simple hand-held falling prevention safety device includes a reel 1, an upper case 2, a lower case 3, and a coil spring 4; the reel 1 is provided with an upper catch plate 101 and a lower catch plate 102, a hollow rotating shaft 103 is connected between the upper catch plate 101 and the lower catch plate 102, and the upper end and the lower end of the hollow rotating shaft 103 respectively extend out of the upper catch plate 101 and the lower catch plate 102; the lower surface of the upper shell 2 is provided with a counter bore matched with the upper end of the hollow rotating shaft 103, the upper surface of the lower shell 3 is provided with a counter bore matched with the lower end of the hollow rotating shaft 103, and the reel 1 can be rotatably clamped between the upper shell 2 and the lower shell 3 through the upper end and the lower end of the hollow rotating shaft 103; the outer side wall of the hollow rotating shaft 103 is wound with a flexible anti-drop rope 5 in a clockwise or anticlockwise direction, one end of the anti-drop rope is fixedly connected with the outer side wall of the reel 1, and the other end of the anti-drop rope extends out of the shell and is connected with a quick-release buckle 6; a first coil spring fixing end 301 is arranged on the upper surface of the lower shell 3, the first coil spring fixing end 301 is collinear with the central line of the lower shell 3, a second coil spring fixing end 104 is arranged on the inner side wall of the hollow rotating shaft 103, the inner end of the coil spring 4 is connected with the first coil spring fixing end 301, the outer end of the coil spring 4 is connected with the second coil spring fixing end 104, and the rotating direction of the coil spring 4 is the same as the winding direction of the flexible anti-falling rope 5; the lower surface of the lower case 3 is provided with an adjustable wrist band 7.
In the above embodiment, the hand-held object falling prevention safety device includes the reel 1, the upper case 2, and the lower case 3, and the reel 1 is hinged in the space formed by the upper case 2 and the lower case 3. The reel 1 has a hollow rotating shaft 103, a flexible anti-dropping rope 5 is wound on the outer side wall of the hollow rotating shaft 103, the other end of the flexible anti-dropping rope 5 extends out of the upper shell 2 and the lower shell 3 and is connected with a quick-release hanging buckle 6, a coil spring 4 is arranged in a space formed by the lower shell 3, the upper shell 2 and the hollow rotating shaft 103 of the reel 1, the inner end of the coil spring 4 is connected on a first coil spring fixed end 301 at the center of the lower shell 3, and the outer end of the coil spring 4 is connected on the inner side wall of the hollow rotating shaft. And the winding direction of the flexible anti-dropping rope 5 is the same as the rotating direction of the coil spring 4.
The utility model discloses handheld thing anti-drop breaker is applicable to the cell-phone, can be connected cell-phone and quick detach buckle 6, just can prevent that the cell-phone from droing. The novel anti-falling safety device for the handholds is particularly suitable for college entrance examination work, and if other tools such as a wrench and a pair of pliers fall off during high-altitude work, the work is influenced, and more importantly, the falling tools can injure people or objects below the safety device. When in use, the wrench and the pliers are connected with the quick-release hanging buckle 6, and the adjustable wrist strap 7 is sleeved on the wrist. Like this, at the in-process of use instrument, flexible anticreep rope 5 is freely flexible along with actual need, if careless instrument drops, owing to there is the protection of flexible anticreep rope 5, the instrument can not drop. When the tool is far away from the anti-falling safety device of the hand-held object, the flexible safety rope is pulled, the winding wheel 1 rotates to release the flexible safety rope, and meanwhile, the coil spring 4 rotates to tighten and stores elastic potential energy. When the tool approaches the hand-held object falling-off prevention safety device, the reel 1 rotates and releases the reverse rotation and contraction under the restoring force of the coil spring 4, and the flexible safety rope is wound on the reel 1. The lower surface of the lower shell 3 is provided with an adjustable wrist strap for adjusting the tightness, and the wrist strap can be directly used for conventional wrist watches, stainless steel materials or elastic canvas.
Further, a reverse locking and unlocking mechanism is included for locking or unlocking the reel 1 when it is reversed.
In this embodiment, in order to make the during operation nimble freely, prevent that flexible anticreep rope 5 frequently releases, contracts, in this embodiment, handheld thing anti-drop breaker still includes reverse locking release mechanism, can make flexible safety rope freely release when the extension, automatic locking when reverse recovery, manual unblock when needing the unblock.
Further, referring to fig. 1, 3, 4 and 5, preferably, the reverse locking and unlocking mechanism comprises a ratchet 105, a control plate 8 and a V-shaped compression spring 9; the ratchet 105 is arranged at the edge of the upper baffle disc 101 and the lower baffle disc 102, and the inclination direction of the ratchet 105 is opposite to the winding direction of the flexible anti-falling rope 5; the upper surface of the lower shell 3 is provided with a hinged shaft, the hinged shaft is sleeved with a control plate 8, the front end of the control plate 8 is provided with a pawl 801, the pawl 801 is meshed with the ratchet 105, the tail end of the control plate 8 is provided with an unlocking wrench 802, and the unlocking wrench 802 extends out of the upper shell 2 and the lower shell 3; the V-shaped compression elastic sheet 9 is vertically arranged between the upper shell 2 and the lower shell 3, and one side surface of the V-shaped compression elastic sheet 9 abuts against one side, away from the reel 1, of the pawl 801.
In the above embodiments, the ratchet-pawl mechanism is preferably employed. The ratchet wheel and pawl mechanism has unidirectionality, can realize the free release of the flexible safety rope during extension and lock when reversely recovering. The control panel 8 is movably sleeved on the hinge column 302 between the upper shell 2 and the lower shell 3. The front end of the control plate 8 is a pawl 801 and the rear end is an unlocking wrench 802. The V-shaped compression spring 9 enables the pawl 801 to abut against the ratchet teeth 105. When the flexible safety rope is pulled, the pawl 801 slides through the ratchet 105, and the reel 1 rotates to release the flexible safety rope; when the hand is released, the pawl 801 is engaged with the ratchet 105, and the lock is automatically performed. When the flexible safety rope needs to be recovered, the unlocking wrench 802 is pulled, the pawl 801 is separated from the ratchet 105, and the reel 1 rotates reversely under the restoring force of the coil spring 4 to recover the flexible safety rope.
Further, referring to fig. 1, in the present embodiment, the flexible anti-dropping rope 5 is wound in a clockwise direction, the spiral direction of the coil spring 4 is a clockwise direction, and the inclined direction of the ratchet 105 is a counterclockwise direction.
Further, the flexible anti-slip rope 5 is wound in a counterclockwise direction, the spiral direction of the coil spring 4 is in the counterclockwise direction, and the inclination direction of the ratchet 105 is in the clockwise direction. The same effect can be achieved by following the adjustment of the installation direction of the pawl 801.
Further, a time display is interposed between the upper and lower housings 2, 3, said time display being located on the side of the reel 1.
In the above embodiment, the time indicator 10 is provided on the side of the reel 1, so that the worker at high altitude can know the time more easily without going into the pocket and looking at the time with a mobile phone.
Further, the flexible anti-dropping rope 5 is a flexible steel wire.
In this embodiment, flexible steel wire is preferred to flexible anticreep rope 5, and flexible steel wire not only toughness is good, is convenient for bend, still has reliable intensity.
Although the invention has been described in detail in this specification with reference to specific embodiments and illustrative embodiments, it will be apparent to those skilled in the art that certain changes and modifications can be made therein without departing from the scope of the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. A simple anti-falling safety device for a handheld object is characterized by comprising a reel (1), an upper shell (2), a lower shell (3) and a coil spring (4);
the reel (1) is provided with an upper catch plate (101) and a lower catch plate (102), a hollow rotating shaft (103) is connected between the upper catch plate (101) and the lower catch plate (102), and the upper end and the lower end of the hollow rotating shaft (103) respectively extend out of the upper catch plate (101) and the lower catch plate (102);
the lower surface of the upper shell (2) is provided with a counter bore matched with the upper end of the hollow rotating shaft (103), the upper surface of the lower shell (3) is provided with a counter bore matched with the lower end of the hollow rotating shaft (103), and the reel (1) is rotatably clamped between the upper shell (2) and the lower shell (3) through the upper end and the lower end of the hollow rotating shaft (103);
the outer side wall of the hollow rotating shaft (103) is wound with a flexible anti-drop rope (5) in a clockwise or anticlockwise direction, one end of the anti-drop rope is fixedly connected with the outer side wall of the reel (1), and the other end of the anti-drop rope extends out of the shell and is connected with a quick-release hanging buckle (6);
a first coil spring fixing end (301) is arranged on the upper surface of the lower shell (3), the first coil spring fixing end (301) is collinear with the central line of the lower shell (3), a second coil spring fixing end (104) is arranged on the inner side wall of the hollow rotating shaft (103), the inner end of the coil spring (4) is connected with the first coil spring fixing end (301), the outer end of the coil spring (4) is connected with the second coil spring fixing end (104), and the rotating direction of the coil spring (4) is the same as the winding direction of the flexible anti-falling rope (5);
the lower surface of the lower shell (3) is provided with an adjustable wrist strap (7).
2. The drop-resistant handguard according to claim 1, characterized by a reverse locking and unlocking mechanism for locking or unlocking the reel (1) when it is reversed.
3. The drop-resistant simple hand-held safety device according to claim 2, wherein the reverse locking and unlocking mechanism comprises a ratchet (105), a control plate (8) and a V-shaped compression spring (9);
the ratchet (105) is arranged at the edges of the upper catch plate (101) and the lower catch plate (102), and the inclination direction of the ratchet (105) is opposite to the winding direction of the flexible anti-dropping rope (5);
the upper surface of the lower shell (3) is provided with a hinged shaft, a control plate (8) is sleeved on the hinged shaft, the front end of the control plate (8) is provided with a pawl (801), the pawl (801) is meshed with the ratchet (105), the tail end of the control plate (8) is provided with an unlocking wrench (802), and the unlocking wrench (802) extends out of the upper shell (2) and the lower shell (3);
the V-shaped compression elastic sheet (9) is vertically arranged between the upper shell (2) and the lower shell (3), and one side face of the V-shaped compression elastic sheet (9) abuts against one side, away from the reel (1), of the pawl (801).
4. The drop-resistant safety device for simple handheld objects as claimed in claim 3, wherein the flexible anti-drop cord (5) is wound in a clockwise direction, the coil spring (4) is rotated in a clockwise direction, and the ratchet teeth (105) are inclined in a counterclockwise direction.
5. The drop-resistant safety device for simple handheld objects as claimed in claim 3, wherein the flexible anti-drop cord (5) is wound in a counterclockwise direction, the coil spring (4) is rotated in a counterclockwise direction, and the ratchet teeth (105) are inclined in a clockwise direction.
6. The fall-prevention safety device for simple handgrips according to claim 1, characterized in that a time display (10) is interposed between the upper (2) and lower (3) housings, the time display (10) being located on the side of the reel (1).
7. The fall-off prevention safety device for simple handgrips according to claim 1, characterized in that the flexible fall-off prevention rope (5) is a flexible steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187394.0U CN210291343U (en) | 2019-07-26 | 2019-07-26 | Simple anti-falling safety device for handheld objects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187394.0U CN210291343U (en) | 2019-07-26 | 2019-07-26 | Simple anti-falling safety device for handheld objects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210291343U true CN210291343U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921187394.0U Active CN210291343U (en) | 2019-07-26 | 2019-07-26 | Simple anti-falling safety device for handheld objects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210291343U (en) |
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2019
- 2019-07-26 CN CN201921187394.0U patent/CN210291343U/en active Active
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