CN111994849A - A safety protection device against falling from heights - Google Patents

Abstract

The invention discloses a high-altitude falling prevention safety protection device, which has the technical scheme that: comprises a protective vest and also comprises: a harness structure secured in the protective vest; the induction type safety umbrella capable of being flicked and fixed on the back of the protective vest; safety shoes for wearing on the feet; a controller fixed on the protective vest; the pressure sensor is embedded at the sole of the safety shoe; this prevent high altitude safety arrangement that falls can reduce the casualty rate that the accident fell appears in the aerial work in-process personnel, has the significance to improving the aerial work security, can effectively guarantee the personnel life safety that the aerial work took place the accident and fell, increased aerial work safety guarantee ability.

Description

A safety protection device against falling from heights

technical field

The invention relates to the technical field of safety protection, and more particularly, to a safety protection device for preventing high-altitude falling.

Background technique

At present, it is not uncommon for various people to fall and die while working at heights. On the one hand, the relatively weak safety awareness of the staff is on the one hand, and on the other hand, there are fewer protective measures for workers working at heights, and there is a lack of effective tools. The more common practice is to let workers wear seat belts and connect the seat belts with structural-related components, but in actual use, due to the diversity and complexity of workers’ construction, it is often not always possible to connect them effectively. In addition, when carrying out some high-altitude enclosure operations, it is not enough to rely only on a safety rope to ensure the safety of the operator.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a safety protection device against falling from a height, so as to solve the problems mentioned in the background art.

For achieving the above object, the present invention provides the following technical solutions:

An anti-falling safety protection device, comprising a protective vest, and further comprising:

a safety belt structure fixed in the protective vest;

an induction-type pop-up safety umbrella fixed on the back of the protective vest;

safety shoes for foot wear;

a controller fixed on the protective vest;

A pressure sensor embedded in the sole of the safety shoe, when the pressure sensor senses no gravity for a certain period of time, the controller controls the inductive pop-up safety umbrella to open.

By adopting the above technical scheme, the safety protection device for preventing falling from heights can reduce the casualty rate of accidental falls of personnel during the operation at heights, which is of great significance for improving the safety of working at heights, and can effectively ensure the safety of accidental falling during high-altitude operations. The safety of people's lives increases the safety guarantee capability of high-altitude operations; when using this device, the constructor can wear a protective vest, use the seat belt structure to increase the stability of its wearing, and use the pressure sensor on the safety shoes to feel whether the constructor is safe or not. The feet are suspended, so that the controller controls the inductive pop-up safety umbrella to open, so as to protect the falling constructor.

Further, the safety belt structure includes a waist belt, a first day buckle, two shoulder straps and two second day buckles, the first day buckles are arranged on the waist belt for adjusting the length of the waist belt , the two second shoulder straps are respectively sewn and fixed on the waist belt, and the two second day buckles are respectively arranged on the shoulder straps for adjusting the length of the shoulder straps.

By adopting the above technical solution, the use of the waist belt and the two shoulder straps can improve the wearing stability of the constructor during construction, and the use of the first day buckle and the second day buckle can adjust the size and comfort of the safety belt structure.

Further, an auxiliary tensioning belt is sewn and fixed between the two shoulder straps, and a third day buckle for adjusting the length of the auxiliary tensioning belt is provided on the outside of the auxiliary tensioning belt.

By adopting the above technical solution, the auxiliary tension belt and the third day buckle can ensure that the safety belt structure after wearing has good stability.

Further, several elastic straps are sewn and fixed between the two shoulder straps.

By adopting the above technical solution, the elastic band can connect and fix the two shoulder straps, thereby improving the structural stability.

Further, a back shield and a front chest shield are fixed on the waistband.

By adopting the above technical solution, the back guard plate and the front chest guard plate can protect the front chest and back of the constructor.

Further, two first airbags are fixed on the inner ring of the waistband, and two second airbags are fixed on the inner ring surfaces of the two shoulder straps.

By adopting the above technical solution, the first airbag and the second airbag can improve the comfort when the waist belt is tied to the waist of the constructor.

Further, an alarm is fixed outside the protective vest, and the alarm is electrically connected to the control output end of the controller.

By adopting the above technical solution, by setting an alarm, an alarm can be issued when the controller is ready to control the opening of the inductive pop-up safety umbrella, reminding the constructor to concentrate, and the inductive pop-up safety umbrella is about to open.

Further, a GPS positioning device is installed on the protective vest.

By adopting the above technical solutions, the GPS positioning device can assist in the search and rescue of patients.

Further, a first fluorescent strip is fixed on the back of the protective vest, and a second fluorescent strip is fixed on the abdomen of the protective vest.

By adopting the above technical solution, the first fluorescent strip and the second fluorescent strip can be used to increase the see-through ability and achieve the effect of nighttime warning.

Further, a spotlight is installed on the safety shoe, and the controller controls the opening and closing of the spotlight.

By adopting the above technical solutions, the spotlight can be turned on when the controller is ready to control the opening of the inductive pop-up safety umbrella, indicating the environment below for the constructor to select a suitable landing position.

Further, the surface of the protective vest is also coated with a layer of antifouling coating, so a preparation method of the antifouling coating is provided, and its specific preparation method is as follows:

Take the following components by weight: 60-80 parts of epoxy resin, 80-100 parts of acrylic resin, 60-80 parts of polyvinylidene chloride emulsion, 20-40 parts of sodium hydroxide, 20-40 parts of toluene, 20 parts of xylene -30 parts, R90 adhesion promoter 10-20 parts, polyethylene glycol 10-20 parts, fluorinated polyether siloxane 10-20 parts, EFKA-2038 defoamer 10-20 parts;

S1. Preparation of antifouling coating pre-preparation solution: add epoxy resin, acrylic resin, and polyvinylidene chloride emulsion to a mixing and dispersing reaction kettle at 90-95 °C for 30 minutes, grinding and dispersing to obtain an anti-fouling coating pre-preparation solution ;

S2. Preparation of the antifouling coating intermediate solution: add sodium hydroxide, toluene, xylene, polyethylene glycol, and fluorinated polyether siloxane to the antifouling coating pre-preparation solution, stir evenly, and keep heat for 20-30 minutes Then it is cooled to 50-60 ℃ to obtain the intermediate liquid of antifouling coating;

S3, preparation of antifouling coating solution: adding R90 adhesion promoter and EFKA-2038 defoamer to the antifouling coating intermediate solution in S2, and fully dispersing them uniformly to obtain an antifouling coating solution;

S4, dipping: immerse the protective vest as a whole into the antifouling coating solution for 3 minutes;

S5, UV curing: use ultraviolet rays to cure, control the intensity of ultraviolet rays to be 40-50uw/cm2, and the curing time is 2-3h.

To sum up, the present invention mainly has the following beneficial effects:

The safety protection device for preventing falling from heights can reduce the casualty rate of accidental falls of personnel during high-altitude operations, is of great significance for improving the safety of high-altitude operations, and can effectively ensure the life safety of personnel who accidentally fall during high-altitude operations. Safety guarantee ability for working at heights; when using this device, the constructor can put on a protective vest, use the safety belt structure to increase its wearing stability, and use the pressure sensor on the safety shoes to sense whether the constructor's feet are suspended, so as to make the control The device controls the induction-type pop-up safety umbrella to open, so as to protect the falling constructor.

Description of drawings

Fig. 1 is one of the structural schematic diagrams used for showing the seat belt structure of the present invention;

Fig. 2 is the second structural schematic diagram for showing the seat belt structure according to the present invention;

Fig. 3 is one of the structural schematic diagrams of the present invention for displaying the protective vest;

Fig. 4 is the second structural schematic diagram used for displaying the protective vest according to the present invention;

FIG. 5 is a schematic structural diagram of the present invention for displaying safety shoes.

In the picture: 1. Protective vest; 2. Seat belt structure; 3. Inductive pop-up safety umbrella; 4. Safety shoes; 10. Controller; 42. Pressure sensor; 21. Belt; 22. First day buckle; 23, shoulder strap; 24, second day buckle; 25, auxiliary tensioning belt; 26, third day buckle; 27, elastic belt; 211, back guard; 212, front chest guard; 213, first air bag; 214, the second air bag; 11, the alarm device; 12, the GPS positioning device; 13, the first fluorescent strip; 14, the second fluorescent strip; 43, the spotlight.

Detailed ways

The present invention will be further described in detail below in conjunction with accompanying drawings 1-5.

Example 1

Referring to Figures 1 to 5, an anti-falling safety protection device mainly includes the following parts:

protective vest 1;

The seat belt structure 2 fixed in the protective vest 1;

An induction-type pop-up safety umbrella 3 fixed on the back of the protective vest 1;

safety shoes 4 for foot wear;

The controller 10 fixed on the protective vest 1;

The pressure sensor 42 is embedded in the sole of the safety shoe 4. When the pressure sensor 42 senses no gravity for a certain period of time, the controller 10 controls the inductive pop-up safety umbrella 3 to open.

Referring to Figures 1 to 5, the anti-falling safety protection device can reduce the casualty rate of accidental falls during high-altitude operations, which is of great significance for improving the safety of high-altitude operations, and can effectively ensure that accidental falls occur in high-altitude operations. The safety of personnel can be improved, and the safety guarantee capability of high-altitude operations is increased; when using this device, the builder can put on the protective vest 1, use the safety belt structure 2 to increase its wearing stability, and use the pressure sensor 42 on the safety shoes 4. It is felt whether the builder's feet are hanging in the air, so that the controller 10 controls the inductive pop-up safety umbrella 3 to open, so as to protect the falling builder.

1 and 2, the seat belt structure 2 includes a waist belt 21, a first day buckle 22, two shoulder straps 23 and two second day buckles 24. The first day buckle 22 is provided on the waist belt 21 for pairing the waist belt The length of 21 is adjusted, the two second shoulder straps 23 are sewn and fixed on the waistband 21 respectively, and the two second day buckles 24 are respectively arranged on the shoulder straps 23 for adjusting the length of the shoulder straps 23. The shoulder strap 23 can improve the wearing stability of the builder during construction, and the size and comfort of the safety belt structure 2 can be adjusted by using the first day buckle 22 and the second day buckle 24 .

1 and 2, in order to improve the overall stability of the seat belt structure 2, an auxiliary tensioning belt 25 is sewed and fixed between the two shoulder belts 23, and an auxiliary tensioning belt 25 is provided outside the auxiliary tensioning belt 25 for adjusting the auxiliary tensioning. The third day buckle 26 with the length of the belt 25, the auxiliary tensioning belt 25 and the third day buckle 26 can ensure that the safety belt structure 2 has good stability after wearing; The elastic band 27, the elastic band 27 can connect and fix the two shoulder straps 23 to improve its structural stability; in order to strengthen the protection of the patient's body, a back shield 211 and a front chest shield 212 are fixed on the waist belt 21, The back guard 211 and the chest guard 212 can protect the chest and back of the builder.

1 and 2 , in order to improve the comfort of the seat belt structure 2 , two first airbags 213 are fixed on the inner ring of the waist belt 21 , and two second airbags 214 are fixed on the inner ring surface of the two shoulder belts 23 , the first air bag 213 and the second air bag 214 can improve the comfort when the waist belt 21 is tied to the waist of the constructor.

Referring to FIG. 3 and FIG. 4 , in order to issue an alarm when the inductive pop-up safety umbrella 3 is opened, an alarm 11 is fixed outside the protective vest 1 , wherein the alarm 11 is electrically connected to the control output end of the controller 10 , through The alarm device 11 can be set to issue an alarm when the controller 10 is ready to control the opening of the inductive pop-up safety umbrella 3 to remind the constructor to concentrate, and the inductive pop-up safety umbrella 3 is about to be opened; for the convenience of search and rescue, in the protective vest A GPS positioning device 12 is installed on the device 1, and the GPS positioning device 12 can assist in searching and rescuing a patient.

3 and 4, in order to improve the safety of night vision, a first fluorescent strip 13 is fixed at the back of the protective vest 1, and a second fluorescent strip 14 is fixed at the abdomen of the protective vest 1. The first fluorescent strip 13 and The second fluorescent strip 14 can increase the see-through capability and achieve the effect of nighttime warning.

5, in order to provide lighting when landing, a spotlight 43 is installed on the safety shoes 4, wherein the controller 10 controls the spotlight 43 to open and close, and the spotlight 43 can control the inductive pop-up safety umbrella when the controller 10 is ready to control 3 When it is opened, it is opened to indicate the environment below for the builder to choose a suitable landing position.

The controller 10 , the inductive pop-up safety umbrella 3 , the pressure sensor 42 , the GPS positioning device 12 , and the alarm 11 in the device are all of the prior art, wherein the pressure sensor 42 and the control input end of the controller 10 Electrical connection, the inductive pop-up safety umbrella 3 , the GPS positioning device 12 , and the alarm 11 are respectively electrically connected to the control output end of the controller 10 .

Example 2

The difference from Example 1 is that the surface of the protective vest 1 is coated with a layer of antifouling coating. Since the protective vest 1 is easily dirty during use, a layer of antifouling coating is applied on the surface of the protective vest 1. Therefore, a preparation method of an antifouling coating is provided, which has the advantages of short preparation process and simple preparation, wherein the preparation method of the antifouling coating on the surface of the protective vest 1 is as follows:

Take the following components by weight: 60 parts of epoxy resin, 80 parts of acrylic resin, 60 parts of polyvinylidene chloride emulsion, 20 parts of sodium hydroxide, 20 parts of toluene, 20 parts of xylene, 10 parts of R90 adhesion promoter, 10 parts of polyethylene glycol, 10 parts of fluorinated polyether siloxane, 10 parts of EFKA-2038 defoamer;

S1. Preparation of antifouling coating pre-preparation solution: adding epoxy resin, acrylic resin, and polyvinylidene chloride emulsion to a mixing and dispersing reaction kettle at 90° C., grinding and dispersing for 30 minutes, to obtain an anti-fouling coating pre-preparation solution;

S2. Preparation of the antifouling coating intermediate solution: add sodium hydroxide, toluene, xylene, polyethylene glycol, and fluorinated polyether siloxane to the antifouling coating pre-preparation solution and stir evenly. It is cooled to 50°C to obtain an antifouling coating intermediate solution;

S3. Preparation of antifouling coating solution: adding R90 adhesion promoter and EFKA-2038 defoamer to the antifouling coating intermediate solution in S2, and dispersing them fully and uniformly to obtain an antifouling coating solution;

S4, dipping: sink the protective vest 1 into the antifouling coating solution as a whole for 3 minutes;

S5. UV curing: curing with ultraviolet rays, the intensity of ultraviolet rays is controlled to be 40uw/cm2, and the curing time is 2h.

Example 3

The difference with Example 2 is the preparation of the antifouling coating on the surface of the protective vest 1, wherein the preparation method of the antifouling coating is as follows:

Get the following components by weight: 65 parts of epoxy resin, 83 parts of acrylic resin, 64 parts of polyvinylidene chloride emulsion, 25 parts of sodium hydroxide, 25 parts of toluene, 25 parts of xylene, 10 parts of R90 adhesion promoter, 10 parts of polyethylene glycol, 10 parts of fluorinated polyether siloxane, 10 parts of EFKA-2038 defoamer;

S1. Preparation of antifouling coating pre-preparation solution: adding epoxy resin, acrylic resin, and polyvinylidene chloride emulsion into a mixing and dispersing reaction kettle at 92° C., grinding and dispersing for 30 minutes, to obtain an anti-fouling coating pre-preparation solution;

S2. Preparation of the antifouling coating intermediate solution: add sodium hydroxide, toluene, xylene, polyethylene glycol, and fluorinated polyether siloxane to the antifouling coating pre-preparation solution and stir evenly. It is cooled to 54°C to obtain an antifouling coating intermediate solution;

S3. Preparation of antifouling coating solution: adding R90 adhesion promoter and EFKA-2038 defoamer to the antifouling coating intermediate solution in S2, and dispersing them fully and uniformly to obtain an antifouling coating solution;

S4, dipping: sink the protective vest 1 into the antifouling coating solution as a whole for 3 minutes;

S5, UV curing: use ultraviolet rays to cure, control the intensity of ultraviolet rays to be 42uw/cm2, and the curing time is 2h.

Example 4

The difference with Example 2 is the preparation of the antifouling coating on the surface of the protective vest 1, wherein the preparation method of the antifouling coating is as follows:

Take the following components by weight: 70 parts of epoxy resin, 83 parts of acrylic resin, 64 parts of polyvinylidene chloride emulsion, 25 parts of sodium hydroxide, 25 parts of toluene, 25 parts of xylene, 20 parts of R90 adhesion promoter, 15 parts of polyethylene glycol, 15 parts of fluorinated polyether siloxane, 15 parts of EFKA-2038 defoamer;

S1. Preparation of antifouling coating pre-preparation solution: adding epoxy resin, acrylic resin, and polyvinylidene chloride emulsion into a mixing and dispersing reaction kettle at 94° C., grinding and dispersing for 30 minutes, to obtain an anti-fouling coating pre-preparation solution;

S2. Preparation of the antifouling coating intermediate solution: add sodium hydroxide, toluene, xylene, polyethylene glycol, and fluorinated polyether siloxane to the antifouling coating pre-preparation solution and stir evenly. It is cooled to 56°C to obtain an antifouling coating intermediate solution;

S3. Preparation of antifouling coating solution: adding R90 adhesion promoter and EFKA-2038 defoamer to the antifouling coating intermediate solution in S2, and dispersing them fully and uniformly to obtain an antifouling coating solution;

S4, dipping: sink the protective vest 1 into the antifouling coating solution as a whole for 3 minutes;

S5. UV curing: curing with ultraviolet rays, the intensity of ultraviolet rays is controlled to be 45uw/cm2, and the curing time is 2h.

Example 5

The difference with Example 2 is the preparation of the antifouling coating on the surface of the protective vest 1, wherein the preparation method of the antifouling coating is as follows:

Take the following components by weight: 80 parts of epoxy resin, 100 parts of acrylic resin, 80 parts of polyvinylidene chloride emulsion, 40 parts of sodium hydroxide, 40 parts of toluene, 25 parts of xylene, 20 parts of R90 adhesion promoter, 15 parts of polyethylene glycol, 15 parts of fluorinated polyether siloxane, 15 parts of EFKA-2038 defoamer;

S1. Preparation of antifouling coating pre-preparation solution: adding epoxy resin, acrylic resin, and polyvinylidene chloride emulsion into a mixing and dispersing reaction kettle at 95° C., grinding and dispersing for 30 minutes, to obtain an anti-fouling coating pre-preparation solution;

S2. Preparation of the antifouling coating intermediate solution: add sodium hydroxide, toluene, xylene, polyethylene glycol, and fluorinated polyether siloxane to the antifouling coating pre-preparation solution and stir evenly. It is cooled to 58 ℃ to obtain the intermediate liquid of antifouling coating;

S3. Preparation of antifouling coating solution: adding R90 adhesion promoter and EFKA-2038 defoamer to the antifouling coating intermediate solution in S2, and dispersing them fully and uniformly to obtain an antifouling coating solution;

S4, dipping: sink the protective vest 1 into the antifouling coating solution as a whole for 3 minutes;

S5. UV curing: curing with ultraviolet rays, the intensity of ultraviolet rays is controlled to be 47uw/cm2, and the curing time is 2h.

Example 6

The difference with Example 2 is the preparation of the antifouling coating on the surface of the protective vest 1, wherein the preparation method of the antifouling coating is as follows:

Take the following components by weight: 80 parts of epoxy resin, 100 parts of acrylic resin, 80 parts of polyvinylidene chloride emulsion, 40 parts of sodium hydroxide, 40 parts of toluene, 30 parts of xylene, 20 parts of R90 adhesion promoter, 20 parts of polyethylene glycol, 20 parts of fluorinated polyether siloxane, 20 parts of EFKA-2038 defoamer;

S1. Preparation of antifouling coating pre-preparation solution: adding epoxy resin, acrylic resin, and polyvinylidene chloride emulsion into a mixing and dispersing reaction kettle at 95° C., grinding and dispersing for 30 minutes, to obtain an anti-fouling coating pre-preparation solution;

S2. Preparation of the antifouling coating intermediate solution: add sodium hydroxide, toluene, xylene, polyethylene glycol, and fluorinated polyether siloxane to the antifouling coating pre-preparation solution and stir evenly. It is cooled to 60°C to obtain an antifouling coating intermediate solution;

S3. Preparation of antifouling coating solution: adding R90 adhesion promoter and EFKA-2038 defoamer to the antifouling coating intermediate solution in S2, and dispersing them fully and uniformly to obtain an antifouling coating solution;

S4, dipping: sink the protective vest 1 into the antifouling coating solution as a whole for 3 minutes;

S5, UV curing: use ultraviolet rays to cure, control the intensity of ultraviolet rays to be 50uw/cm2, and the curing time is 2h.

For the testing of the surface hardness and peel strength of the protective vest 1 coated with the antifouling coating in Examples 2-6, the data of all examples are normalized based on the data of Example 2 for the convenience of comparison.

Table 1

Surface hardness peel strength Example 2 100% 100% Example 3 103% 104% Example 4 105% 101% Example 5 108% 113% Example 6 102% 103%

As can be seen from the above, since the test results of the surface hardness and peel strength of the protective vest 1 in Example 5 are higher than those of other examples coated with the antifouling coating, the antifouling coating given in Example 5 has a higher test result. The preparation method is the best choice.

This specific embodiment is only an explanation of the present invention, and it does not limit the present invention. Those skilled in the art can make modifications without creative contribution to the present embodiment as required after reading this specification, but as long as the rights of the present invention are used All claims are protected by patent law.

Claims (10)

1. An anti-falling safety protection device, comprising a protective vest (1), characterized in that: also comprising: a safety belt structure (2) fixed in the protective vest (1); an induction-type pop-up safety umbrella (3) fixed on the back of the protective vest (1); safety shoes (4) for foot wear; a controller (10) fixed on the protective vest (1); A pressure sensor (42) embedded in the sole of the safety shoe (4), when the pressure sensor (42) senses no gravity for a certain period of time, the controller (10) controls the inductive spring-opening The safety umbrella (3) opens. 2. The anti-falling safety protection device according to claim 1, wherein the safety belt structure (2) comprises a waist belt (21), a first day buckle (22), two shoulder straps (23) ) and two second day buckles (24), the first day buckles (22) are arranged on the waistband (21) for adjusting the length of the waistband (21), two second day buckles (22) The shoulder straps (23) are respectively sewn and fixed on the waist belt (21), and the two second day buckles (24) are respectively arranged on the shoulder straps (23) for adjusting the position of the shoulder straps (23). length. 3. An anti-falling safety protection device according to claim 2, characterized in that: an auxiliary tensioning strap (25) is sewed and fixed between the two shoulder straps (23), and the auxiliary tensioning strap The outside of (25) is provided with a third day buckle (26) for adjusting the length of the auxiliary tensioning belt (25). 4 . The safety protection device for preventing falling from heights according to claim 2 , wherein a plurality of elastic straps ( 27 ) are sewn and fixed between the two shoulder straps ( 23 ). 5 . 5 . The safety protection device for preventing falling from heights according to claim 2 , wherein a back guard plate ( 211 ) and a front chest guard plate ( 212 ) are fixed on the waist belt ( 21 ). 6 . 6 . The safety protection device for preventing falling from heights according to claim 2 , wherein the inner ring of the waist belt ( 21 ) is fixed with two first airbags ( 213 ), and the two shoulder straps ( 23 ). 7 . ) are fixed with two second airbags (214). 7. A safety protection device for preventing falling from heights according to claim 1, characterized in that: an alarm (11) is fixed outside the protective vest (1), and the alarm (11) is connected to the controller. The control output terminal of (10) is electrically connected. 8 . The safety protection device for anti-fall from heights according to claim 1 , wherein a GPS positioning device ( 12 ) is installed on the protection vest ( 1 ). 9 . 9. The anti-falling safety protection device according to claim 1, characterized in that: a first fluorescent strip (13) is fixed at the back of the protective vest (1), and the protective vest (1) has a A second fluorescent strip (14) is fixed at the abdomen. 10. A safety protection device for preventing falling from heights according to claim 1, characterized in that: a spotlight (43) is installed on the safety shoes (4), and the controller (10) controls the spotlight (43) Open and close.

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