CN113006459A

CN113006459A - Small-size scaffold high altitude construction's protection device

Info

Publication number: CN113006459A
Application number: CN202110235325.8A
Authority: CN
Inventors: 王强
Original assignee: Suzhou Liansong Building Materials Co ltd
Current assignee: Suzhou Liansong Building Materials Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-06-22

Abstract

The invention relates to the technical field of scaffolds, and discloses a protection device for high-altitude operation of a small scaffold, which comprises a main body frame and a support plate, wherein the bottom of the support plate is movably connected with a sensing positive pole point, the bottom of the support plate is movably connected with a sensing negative pole point, an ignition coil is movably arranged on the right side of the sensing negative pole point, the bottom of the ignition coil is movably connected with sodium azide, and the bottom of the support plate is movably connected with an air bag. This small-size scaffold high altitude construction's protection device, because the atress inequality is emptyd when the main part frame, the dielectric plate still keeps with horizon horizontal state, the electric current is less than piezo-resistor's the biggest access voltage between positive plate and negative plate, piezo-resistor is in the access state, ignition coil ignites to the overlying sodium nitride this moment, make sodium azide produce nitrogen gas, make the gasbag inflation, there is the reinforcing bed of cloth gasbag inside, can prevent gas leakage, improve the security, protect operating personnel, prevent to fall the injury.

Description

Small-size scaffold high altitude construction's protection device

Technical Field

The invention relates to the technical field of scaffolds, in particular to a protection device for small scaffolds for high-altitude operation.

Background

The scaffold is a common term in the building field, is used in places where external walls, interior decoration or high floor height cannot be directly constructed on the construction site, is mainly used for up-and-down operation of constructors or peripheral safety net enclosure, high-altitude installation members and the like, and is a first place for use.

Some have at the flexible protection network of scaffold frame outside installation, but appear the damage easily when using, lead to the security greatly reduced of protection network, can not play certain guard action when operating personnel falls simultaneously, therefore, we have provided a protection device of small-size scaffold frame high altitude construction and have solved above problem, topple over through the scaffold and make the sodium azide explosion, produce gas and aerify for the gasbag in the time of the minimum, protect the operating personnel who falls, high durability and convenient use, avoid operating personnel injured, and the security is improved.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a protection device for high-altitude operation of a small scaffold, which has the advantages of convenient use, avoidance of injury of operators and improvement of safety, and solves the problems that the safety of a protection net is greatly reduced and the operators cannot play a certain protection role when falling because flexible protection nets are easily damaged when being installed on the outer sides of the existing scaffolds.

(II) technical scheme

In order to realize the purposes of convenient use, avoiding injury of operators and improving safety, the invention provides the following technical scheme: a protection device for high-altitude operation of a small scaffold comprises a main body frame and a support plate, wherein the bottom of the support plate is movably connected with a sensing positive pole point, the bottom of the support plate is movably connected with a sensing negative pole point, the right side of the sensing negative pole point is movably connected with an ignition coil, the bottom of the ignition coil is movably connected with sodium azide, the bottom of the support plate is movably connected with an air bag, the inside of the main body frame is fixedly connected with a negative pole plate, the inside of the main body frame is fixedly connected with a piezoresistor, the inside of the main body frame is fixedly connected with a positive pole plate, the top of the support plate is movably connected with a support rod, the top of the support rod is movably connected with a dielectric plate, the inside of the main body frame is fixedly connected with a sealing layer, the top of the sealing layer is fixedly connected with a zinc, the inside fixedly connected with metal cap of main part frame, the bottom swing joint of metal cap has the carbon-point, the right side swing joint of carbon-point has the positive post, the inside fixedly connected with negative pole post of main part frame.

The sensing positive pole is electrically connected with the piezoresistor, the piezoresistor is electrically connected with the negative pole plate, when the current between the positive pole plate and the negative pole plate is smaller than the maximum access voltage of the piezoresistor, the piezoresistor is in an access state, and the ignition coil ignites the sodium azide to generate nitrogen, so that the air bag expands to protect an operator.

Sodium azide is solid-state, and has the reinforcing bed of cloth in the gasbag, can prevent gas leakage, improves the security.

The positive plate and the negative plate are symmetrical about the dielectric plate, and the shape and the size of positive plate and negative plate are all the same, empty when the main part frame for relative area reduces between positive plate and the negative plate.

Swing joint movable ball between the dielectric medium board, movable ball and bracing piece swing joint, and bracing piece perpendicular to backup pad, empty owing to the atress inequality when the main part frame, the dielectric medium board still keeps with the state of horizon line level.

The inside of the pasty electrolyte is provided with a groove, and the diameter of the groove is equal to that of the carbon rod.

The spring is located the inside of main part frame, and the spring has two, and two springs are the symmetry part, stand at the top of main part frame when operating personnel for the spring compression drives the roof and moves down, makes the carbon-point and pasty electrolyte contact, makes the circuit between positive post and the negative pole post put through.

The positive pole post forms closed circuit with the negative pole post, and negative pole post and positive plate electric connection, the circuit between positive pole post and the negative pole post is put through, and the circular telegram is given to positive plate and negative plate.

(III) advantageous effects

Compared with the prior art, the invention provides a protection device for small scaffold working high above the ground, which has the following beneficial effects:

1. this small-size scaffold high altitude construction's protection device, because the atress inequality is emptyd when the main part frame, the dielectric plate still keeps with horizon horizontal state, the electric current is less than piezo-resistor's the biggest access voltage between positive plate and negative plate, piezo-resistor is in the access state, ignition coil ignites to the overlying sodium nitride this moment, make sodium azide produce nitrogen gas, make the gasbag inflation, there is the reinforcing bed of cloth gasbag inside, can prevent gas leakage, improve the security, protect operating personnel, prevent to fall the injury.

2. This small-size scaffold high altitude construction's protection device stands at the top of main part frame when operating personnel for the spring compression, the recess has been seted up to pasty electrolyte's inside, and the diameter of recess equals the diameter of carbon-point, makes carbon-point and pasty electrolyte contact, makes the circuit between positive post and the negative pole post switched on, and for positive plate and negative plate circular telegram, convenient operation does not need external power supply, has improved the security.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the balloon inflation configuration of the present invention;

FIG. 3 is an enlarged view of the spring of the present invention;

FIG. 4 is an enlarged partial view of the portion A in FIG. 2 according to the present invention.

In the figure: 1. a main body frame; 2. a support plate; 3. a sensing positive pole; 4. sensing a negative electrode point; 5. an ignition coil; 6. sodium azide; 7. an air bag; 8. a negative plate; 9. a voltage dependent resistor; 10. a positive plate; 11. a support bar; 12. a dielectric plate; 13. a sealing layer; 14. a zinc plate; 15. a paste electrolyte; 16. a spring; 17. a metal cap; 18. a carbon rod; 19. a positive post; 20. and a negative pole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a protection device for high-altitude operation of a small scaffold comprises a main body frame 1 and a support plate 2, wherein the bottom of the support plate 2 is movably connected with a sensing positive pole 3, the sensing positive pole 3 is electrically connected with a piezoresistor 9, the piezoresistor 9 is electrically connected with a negative plate 8, when the current between the positive plate 10 and the negative plate 8 is less than the maximum access voltage of the piezoresistor 9, the piezoresistor 9 is in an access state, the ignition coil 5 ignites the sodium azide 6 to generate nitrogen, so that an air bag 7 expands to protect an operator, the bottom of the support plate 2 is movably connected with a sensing negative pole point 4, a movable ignition coil 5 at the right side of the sensing negative pole point 4, the bottom of the ignition coil 5 is movably connected with the sodium azide 6, the sodium azide 6 is solid, and a reinforcing cloth layer is arranged inside the air bag 7 to prevent gas leakage, the safety is improved, the bottom of the supporting plate 2 is movably connected with the air bag 7, the negative plate 8 is fixedly connected with the inside of the main body frame 1, the piezoresistor 9 is fixedly connected with the inside of the main body frame 1, the positive plate 10 and the negative plate 8 are symmetrical about the dielectric plate 12, and the shape and the size of the positive plate 10 and the size of the negative plate 8 are the same.

When the main body frame 1 is inclined to reduce the relative area between the positive plate 10 and the negative plate 8, the top of the support plate 2 is movably connected with a support rod 11, the top of the support rod 11 is movably connected with a dielectric plate 12, a movable ball is movably connected between the dielectric plates 12 and is movably connected with the support rod 11, the support rod 11 is vertical to the support plate 2, when the main body frame 1 is inclined due to uneven stress, the dielectric plate 12 still keeps a state of being horizontal to the horizon, the inside of the main body frame 1 is fixedly connected with a sealing layer 13, the top of the sealing layer 13 is fixedly connected with a zinc plate 14, the top of the zinc plate 14 is fixedly connected with a pasty electrolyte 15, the top of the pasty electrolyte 15 is movably connected with a spring 16, the spring 16 is positioned inside the main body frame 1, the two springs 16 are symmetrical parts, when an operator stands on the top of the main body frame 1, the springs 16 are, drive the roof and move down, make carbon-point 18 and pasty electrolyte 15 contact, make the circuit between positive post 19 and the negative pole post 20 switched on, the inside fixedly connected with metal cap 17 of main part frame 1, the bottom swing joint of metal cap 17 has carbon-point 18, the recess has been seted up to the inside of pasty electrolyte 15, and the diameter of recess equals the diameter of carbon-point 18, the right side swing joint of carbon-point 18 has positive post 19, positive post 19 forms closed loop with negative pole post 20, negative pole post 20 and positive plate 10 electric connection, circuit between positive post 19 and negative pole post 20 is switched on, power-on for positive plate 10 and negative plate 8, the inside fixedly connected with negative pole post 20 of main part frame 1.

The working principle is as follows: when an operator stands on the top of the main body frame 1 to compress the spring 16 to drive the top plate to move downwards, the top of the sealing layer 13 is fixedly connected with a zinc plate 14, the top of the zinc plate 14 is fixedly connected with a paste electrolyte 15, the paste electrolyte 15 is internally provided with a groove, the diameter of the groove is equal to that of the carbon rod 18, the carbon rod 18 is in contact with the paste electrolyte 15, a circuit between the positive post 19 and the negative post 20 is connected, the positive plate 10 and the negative plate 8 are electrified, the movable ball is movably connected between the dielectric plate 12 and the supporting rod 11, the supporting rod 11 is vertical to the supporting plate 2, when the main body frame 1 is unevenly stressed and topples, the dielectric plate 12 still keeps a state of being horizontal to the horizon, the relative area between the positive plate 10 and the negative plate 8 is reduced, and when the current between the positive plate 10 and the negative plate 8 is smaller than the maximum path voltage, the piezoresistor 9 is in the access state, and ignition coil 5 ignites to fold sodium azide 6 this moment for sodium azide 6 produces nitrogen gas, makes 7 expansions of gasbag, and 7 insides of gasbag have the reinforcing bed of cloth, can prevent gas leakage, improves the security, protects operating personnel, prevents to fall the injury.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size scaffold high altitude construction's protection device, includes main part frame (1) and backup pad (2), its characterized in that: the bottom swing joint of backup pad (2) has sensing positive pole (3), the bottom swing joint of backup pad (2) has sensing negative pole point (4), the right side activity ignition coil (5) of sensing negative pole point (4), the bottom swing joint of ignition coil (5) has sodium azide (6), the bottom swing joint of backup pad (2) has gasbag (7), the inside fixedly connected with negative plate (8) of main part frame (1), the inside fixedly connected with piezo-resistor (9) of main part frame (1), the inside fixedly connected with positive plate (10) of main part frame (1), the top swing joint of backup pad (2) has bracing piece (11), the top swing joint of bracing piece (11) has dielectric plate (12), the inside fixedly connected with sealing layer (13) of main part frame (1), the top fixedly connected with zinc plate (14) of sealing layer (13), the top fixedly connected with of zinc plate (14) has pasty electrolyte (15), the top swing joint of pasty electrolyte (15) has spring (16), the inside fixedly connected with metal cap (17) of main part frame (1), the bottom swing joint of metal cap (17) has carbon-point (18), the right side swing joint of carbon-point (18) has positive post (19), the inside fixedly connected with negative pole post (20) of main part frame (1).

2. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the sensing positive pole (3) is electrically connected with the piezoresistor (9), and the piezoresistor (9) is electrically connected with the negative plate (8).

3. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the sodium azide (6) is solid, and a reinforcing cloth layer is arranged in the air bag (7).

4. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the positive plate (10) and the negative plate (8) are symmetrical about the dielectric plate (12), and the shapes and the sizes of the positive plate (10) and the negative plate (8) are the same.

5. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the movable ball is movably connected between the dielectric plates (12), the movable ball is movably connected with the support rod (11), and the support rod (11) is perpendicular to the support plate (2).

6. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the inside of the pasty electrolyte (15) is provided with a groove, and the diameter of the groove is equal to that of the carbon rod (18).

7. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the springs (16) are positioned inside the main body frame (1), and the number of the springs (16) is two, and the two springs (16) are symmetrical parts.

8. A protection device for small scaffold working high above ground according to claim 1, characterized in that: the positive pole post (19) and the negative pole post (20) form a closed loop, and the negative pole post (20) is electrically connected with the positive pole plate (10).