CN210783081U

CN210783081U - Building site safety helmet

Info

Publication number: CN210783081U
Application number: CN201920960705.6U
Authority: CN
Inventors: 冼玉荣; 莫汝妹; 张正; 姚艺林; 吴坚民; 陈华晓; 余良
Original assignee: China Construction Shenye Construction And Development Co ltd
Current assignee: China Shenzhen Construction Group Co.,Ltd.
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-06-19
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a building site safety helmet, including the cap body, the outside fixedly connected with spring of cap body, the other end fixedly connected with top cap of spring, one side inner wall fixedly connected with aerating device of top cap, the inner wall bottom of cap body is equipped with the gasbag, aerating device includes casing and lower casing, goes up one side inner wall fixed connection of casing and top cap, goes up the inside casing that is equipped with down of the other end of casing, and the one end inner wall of going up the casing is equipped with first internal thread, and the one end outside of lower casing is equipped with first external screw thread. The utility model discloses a set up spring and top cap, the spring can release partly external force, and the top shell makes the top of the head obtain bigger safety guarantee as the second floor protective housing, through setting up aerating device and gasbag, when the safety helmet bearing pressure was too big, aerating device aerifys for the gasbag, and the gasbag is protected around the people's brain, avoids the brain to receive secondary injury, drives the flabellum through the motor and rotates, to the inside cooling of cap body.

Description

Building site safety helmet

Technical Field

The utility model relates to a building technical field especially relates to a building site safety helmet.

Background

When the worker is impacted or extruded by falling objects and hard objects at a high place, the impact force of the safety helmet in the construction site can be reduced, and the injury to the head of a human body is eliminated or reduced, but the maximum force borne by the standard safety helmet in the construction site is 4900N, and the maximum force is equivalent to the force of dropping a heavy object of 5KG from the high place of 1 meter, and the injury to the human body can be caused by exceeding the force.

Through retrieval, chinese patent application No. 201720265201.3 discloses a safety helmet for building site, including the cap body and detain the area, and this safety helmet for building site is bilayer structure, reduces the pressure that produces when the heavy object drops, protects eyes, prevents that debris from getting into inside eyes, causes the injury. The safety helmet for construction sites in the above patent has the following disadvantages: the device also has the limit bearing capacity of the device, and when the device exceeds the range, the device still can cause injury to people and cannot better protect the brains of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a safety helmet for construction sites.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a building site safety helmet, includes the cap body, the outside fixedly connected with spring of cap body, the other end fixedly connected with top cap of spring, one side inner wall fixedly connected with aerating device of top cap, the inner wall bottom of cap body is equipped with the gasbag.

Further, the inflation device comprises an upper shell and a lower shell, the upper shell is fixedly connected with the inner wall of one side of the top cover, the lower shell is arranged inside the other end of the upper shell, a first internal thread is arranged on the inner wall of one end of the upper shell, a first external thread is arranged outside one end of the lower shell, and the first internal thread of the upper shell is matched with the first external thread of the lower shell.

Furthermore, a second internal thread is arranged on the inner wall of one end, away from the upper shell, of the lower shell, a gas cylinder is arranged at the second internal thread of the lower shell, a second external thread is arranged on the outer portion, close to the opening, of the gas cylinder, and the second external thread of the gas cylinder is matched with the second internal thread of the lower shell.

Furthermore, a third external thread is arranged outside one end, far away from the upper shell, of the lower shell, a cylinder cover is arranged at the third external thread, a third internal thread is arranged on the inner wall of one end, close to the lower shell, of the cylinder cover, and the third external thread of the lower shell is matched with the third internal thread of the cylinder cover.

Further, the cylinder is arranged inside one end, far away from the lower shell, of the cylinder cover, an inflation hole needle is fixedly connected to a piston rod of the cylinder, and a vent hole is formed in the needle tip portion and one side of the inflation hole needle.

Furthermore, an air guide pipe is arranged at the vent hole on one side of the inflation hole needle, an air pipe through hole is formed in one side of the cylinder cover, the air guide pipe penetrates through the vent hole on one side of the inflation hole needle and the air pipe through hole, the air guide pipe extends to the inside of the cap body at the vent hole on one side of the inflation hole needle and the air pipe through hole, and the other end of the air guide pipe is connected with an inflation inlet of the air bag.

Furthermore, the inside of the cap body is provided with a pressure sensor and a single chip microcomputer, and the pressure sensor and the air cylinder are respectively and electrically connected with the single chip microcomputer.

Furthermore, a plurality of through holes have been seted up on the top of cap body, the cap body is equipped with the motor at the top inner wall, the inboard top fixedly connected with support frame of cap body, first through hole has been seted up at the middle part of support frame, the output shaft of motor runs through first through hole, the output shaft fixedly connected with flabellum of motor.

Furthermore, a partition board is arranged on the inner side, close to the fan blades, of the cap body, and a plurality of through holes are formed in the top end of the partition board.

Furthermore, the sweat wiping cap is characterized in that a plurality of buckles are arranged at the bottom end of the outer side of the cap body, and a sweat wiping towel is fixedly connected to one side of each buckle.

The utility model has the advantages that:

1. through setting up spring and top cap, the spring can release partly external force, and the top shell makes the top of the head obtain bigger safety guarantee as second layer protective housing.

2. Through setting up aerating device and gasbag, when the safety helmet bore pressure when too big, aerating device aerifys for the gasbag, and the gasbag protects around the people's brain, avoids the brain to receive secondary damage.

3. Through setting up pressure sensor and singlechip, pressure sensor response cap body bears the pressure, and when power was greater than 4700N, pressure sensor gives the singlechip with the signal transmission, and singlechip control cylinder power switch on, the gas cylinder is punctured, and the gasbag is aerifyd rapidly and is protected people's head, avoids causing the injury to people's head.

4. Through setting up motor and flabellum, the motor drives the flabellum and rotates, and the inside air current circulation of increase cap body plays the effect of cooling down and preventing heatstroke.

Drawings

FIG. 1 is a front view of a construction site helmet proposed in example 1;

FIG. 2 is a top plan view of a construction site helmet as set forth in example 1;

FIG. 3 is a front view of a construction site helmet inflator as set forth in example 1;

FIG. 4 is a front perspective view of a safety helmet for a construction site as set forth in example 1;

fig. 5 is a front view of a construction site helmet buckle proposed in embodiment 2.

In the figure: a cap body 1, an air bag 2, a spring 3, a clapboard 4, a supporting frame 5, a top cover 6, a motor 7, an inflating device 8, an air bottle 801, an inflating hole needle 802, an air cylinder 803, a cylinder cover 804,

Lower casing 805, upper casing 806, flabellum 9, buckle 10.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, a building site safety helmet, includes cap body 1, the outside welding of cap body 1 has spring 3, the other end welding of spring 3 has top cap 6, one side inner wall welded joint of top cap 6 has aerating device 8, the inner wall bottom of cap body 1 is equipped with gasbag 2, and spring 3 can release partly external force, and top cap 6 is as second layer protective housing, makes the top of the head obtain bigger safety guarantee.

The inflation device 8 comprises an upper shell 806 and a lower shell 805, the upper shell 806 is welded with the inner wall of one side of the top cover 6, a lower shell 805 is arranged inside the other end of the upper shell 806, a first internal thread is arranged on the inner wall of one end of the upper shell 806, a first external thread is arranged on the outer portion of one end of the lower shell 805, the first internal thread of the upper shell 806 is matched with the first external thread of the lower shell 805, a second internal thread is arranged on the inner wall of one end, far away from the upper shell 806, of the lower shell 805, a gas cylinder 801 is arranged at the position of the second internal thread, a second external thread is arranged on the outer portion, close to the opening, of the gas cylinder 801, the second external thread of the gas cylinder 801 is matched with the second internal thread of the lower shell 805, a third external thread is arranged on the outer portion, far away from the upper shell 806, of the lower shell 805, a third internal thread is arranged on the inner wall of one end, close to the lower shell 805, of the cylinder cover 804, a third external thread of the lower shell 805 is matched with the third internal thread of the cylinder cover 804, the inside of one end, far away from the lower shell 805, of the cylinder cover 804 is connected with a CDJ2B10-20-B type cylinder 803 through a screw, a piston rod of the cylinder 803 is fixedly connected with an inflation hole needle 802, the needle tip part and one side of the inflation hole needle 802 are both provided with vent holes, an air guide pipe is arranged at the vent hole on one side of the inflation hole needle 802, an air pipe through hole is arranged on one side of the cylinder cover 804, the air guide pipe penetrates through the vent hole on one side of the inflation hole needle 802 and the air pipe through hole, the air guide pipe extends to the inside of the cap body 1 at the vent hole on one side of the inflation hole needle 802 and the, the air bag 2 protects the periphery of the human brain and prevents the brain from secondary damage.

Wherein, there are PTE500 type pressure sensor and 80C51 type singlechip in the inside of cap body 1 through screwed connection, pressure sensor, cylinder 803 pass through wire electric connection with the singlechip respectively, and when power was greater than 4700N, pressure sensor transmitted the signal for the singlechip, and singlechip control cylinder 803 power switch on, gas cylinder 801 was punctured, and the gasbag is aerifyd rapidly and is protected people's head, avoids causing the injury to people's head.

Wherein, a plurality of through-holes have been seted up on the top of cap body 1, there is motor 7 cap body 1 at the top inner wall through screwed connection, the inboard top welding of cap body 1 has support frame 5, first through-hole has been seted up at the middle part of support frame 5, motor 7's output shaft runs through first through-hole, motor 7's output shaft welding has flabellum 9, the inboard welding that cap body 1 is close to flabellum 9 has baffle 4, a plurality of through-holes have been seted up on the top of baffle 4, and motor 7 drives flabellum 9 and rotates, increases the inside air current circulation of cap body 1, plays the effect of cooling and preventing heatstroke.

The working principle is as follows: screwing the lower shell 805, separating the lower shell 805 from the upper shell 806, screwing a new gas cylinder 801 to install the gas cylinder inside the lower shell 805, screwing the lower shell 805 tightly and fixedly on the upper shell 806, switching on a power supply of the motor 7, further driving the fan blades 9 to rotate, accelerating the airflow flow inside the cap body 1, generating wind, reducing the temperature inside the cap body 1, achieving the effects of cooling and preventing heatstroke, releasing partial force through the spring 3 when an object falls on the top of the head, avoiding injury to the head of the person, simultaneously, arranging the double protection top cover 6 and the top of the cap body 1 on the top of the head, increasing the protection of the top of the head, when the periphery of the cap body 1 is hit by the object, the force is less than 4900N, the single chip microcomputer resists the force, when the force is greater than 4900N, the pressure sensor senses the bag pressure is ultrahigh, transmits a signal to the single chip microcomputer, switching on the power supply 803 of the gas cylinder 803, and a piston rod of the gas cylinder, the inflating hole needle 802 is driven to extend out, the needle point of the inflating hole needle 802 punctures the air outlet of the air bottle 801, air enters the air bag 2 through the air guide tube, the air bag 2 inflates and swells rapidly, the head of a person is surrounded, and the head is prevented from being injured.

Example 2

Referring to fig. 5, a building site safety helmet, this embodiment is compared in embodiment 1, and in order to solve weather hot, the staff perspires many needs are equipped with and wipe sweat towel and wipe sweat, and the problem that the towel does not have the department to lay, there are a plurality of buckles 10 in the outside bottom of cap body 1 through screwed connection, cap body 1 wipes sweat towel through buckle 10 fixedly connected with, wipes sweat towel and can take off wantonly or install, makes things convenient for the staff to change clean wiping sweat towel, wipes sweat towel in addition and wets to fix on cap body 1, can also play the effect that reduces ambient temperature.

The working principle is as follows: screwing the lower shell 805, separating the lower shell 805 from the upper shell 806, screwing a new gas cylinder 801 to install the gas cylinder inside the lower shell 805, screwing the lower shell 805 tightly and fixedly on the upper shell 806, switching on a power supply of the motor 7, further driving the fan blades 9 to rotate, accelerating the airflow flow inside the cap body 1, generating wind, reducing the temperature inside the cap body 1, achieving the effects of cooling and preventing heatstroke, releasing partial force through the spring 3 when an object falls on the top of the head, avoiding injury to the head of the person, simultaneously, arranging the double protection top cover 6 and the top of the cap body 1 on the top of the head, increasing the protection of the top of the head, when the periphery of the cap body 1 is hit by the object, the force is less than 4900N, the single chip microcomputer resists the force, when the force is greater than 4900N, the pressure sensor senses the bag pressure is ultrahigh, transmits a signal to the single chip microcomputer, switching on the power supply 803 of the gas cylinder 803, and a piston rod of the gas cylinder, the air inflation hole needle 802 is driven to extend out, the needle point of the air inflation hole needle 802 punctures the air outlet of the air bottle 801, air enters the air bag 2 through the air guide tube, the air bag 2 is inflated rapidly and is swelled, the head of a person is surrounded, the head is prevented from being injured, the wetted sweat wiping towel is fixed on the cap body 1 through the buckle 10, the sweat wiping towel can be used for wiping sweat and can also resist sun irradiation, and when moisture of the wetted sweat wiping towel is evaporated, the temperature around the head can be reduced, and the heatstroke prevention effect is achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a building site safety helmet, includes cap body (1), its characterized in that, outside fixedly connected with spring (3) of cap body (1), the other end fixedly connected with top cap (6) of spring (3), one side inner wall fixedly connected with aerating device (8) of top cap (6), the inner wall bottom of cap body (1) is equipped with gasbag (2).

2. The safety helmet for the construction site as claimed in claim 1, wherein the inflator (8) comprises an upper shell (806) and a lower shell (805), the upper shell (806) is fixedly connected with the inner wall of one side of the top cover (6), the lower shell (805) is arranged inside the other end of the upper shell (806), a first internal thread is arranged on the inner wall of one end of the upper shell (806), a first external thread is arranged outside one end of the lower shell (805), and the first internal thread of the upper shell (806) is matched with the first external thread of the lower shell (805).

3. A safety helmet for construction sites according to claim 2, characterized in that the inner wall of one end of the lower shell (805) far away from the upper shell (806) is provided with a second internal thread, the lower shell (805) is provided with a gas cylinder (801) at the second internal thread, the outside of the gas cylinder (801) close to the opening is provided with a second external thread, and the second external thread of the gas cylinder (801) is matched with the second internal thread of the lower shell (805).

4. A safety helmet for construction sites according to claim 3, characterized in that a third external thread is arranged on the outer portion of one end of the lower shell (805) far away from the upper shell (806), the lower shell (805) is provided with a cylinder cover (804) at the third external thread, a third internal thread is arranged on the inner wall of one end of the cylinder cover (804) close to the lower shell (805), and the third external thread of the lower shell (805) is matched with the third internal thread of the cylinder cover (804).

5. A safety helmet for a construction site according to claim 4, wherein a cylinder (803) is arranged inside one end of the cylinder cover (804) far away from the lower shell (805), an inflation hole needle (802) is fixedly connected to a piston rod of the cylinder (803), and vent holes are formed in the tip part and one side of the inflation hole needle (802).

6. A safety helmet for a construction site according to claim 5, wherein the air duct is arranged at the vent hole on one side of the inflation hole needle (802), the air duct is arranged at the vent hole on one side of the cylinder cover (804) and penetrates through the vent hole on one side of the inflation hole needle (802) and the air duct through hole, the air duct extends to the inside of the helmet body (1) at the vent hole on one side of the inflation hole needle (802) and the air duct through hole, and the other end of the air duct is connected with the inflation port of the airbag (2).

7. A safety helmet for construction sites according to claim 5, wherein a pressure sensor and a single chip microcomputer are arranged inside the helmet body (1), and the pressure sensor and the air cylinder (803) are respectively and electrically connected with the single chip microcomputer.

8. The safety helmet for the construction site as claimed in claim 7, wherein a plurality of through holes are formed in the top end of the helmet body (1), the motor (7) is arranged on the inner wall of the top end of the helmet body (1), the support frame (5) is fixedly connected to the top end of the inner side of the helmet body (1), a first through hole is formed in the middle of the support frame (5), the output shaft of the motor (7) penetrates through the first through hole, and fan blades (9) are fixedly connected to the output shaft of the motor (7).

9. A safety helmet for construction sites according to claim 8, wherein the inner side of the helmet body (1) close to the fan blades (9) is provided with a partition plate (4), and the top end of the partition plate (4) is provided with a plurality of through holes.

10. A safety helmet for construction sites according to claim 1, characterized in that a plurality of buckles (10) are arranged at the bottom end of the outer side of the helmet body (1), and a sweat wiping towel is fixedly connected to one side of each buckle (10).