CN211442703U - Water area rescue helmet - Google Patents
Water area rescue helmet Download PDFInfo
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- CN211442703U CN211442703U CN201922374283.7U CN201922374283U CN211442703U CN 211442703 U CN211442703 U CN 211442703U CN 201922374283 U CN201922374283 U CN 201922374283U CN 211442703 U CN211442703 U CN 211442703U
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Abstract
The utility model relates to a water area rescue helmet, which comprises a main body, wherein the bottom of the main body is provided with a fastening device, the main body is provided with at least two air vents, the top of the main body is provided with an auxiliary mechanism, the auxiliary mechanism comprises a fixed pipe, a sealing cover and an auxiliary component, the fixed pipe is vertically arranged, the top of the main body is provided with a mounting hole, the bottom end of the fixed pipe is inserted into the mounting hole, the fixed pipe is sealed and fixedly connected with the inner wall of the mounting hole, the sealing cover is covered on the top end of the fixed pipe, the auxiliary component is arranged in the fixed pipe, the auxiliary component comprises a bearing, a transmission shaft, a first fan blade, a second fan blade, a rotating ring, a friction ring and a fixing unit, the transmission shaft, the rotating ring and the friction ring are all coaxially arranged with the fixed pipe, the outer diameter of the rotating ring is smaller than, the water area rescue helmet improves the wearing comfort through the auxiliary mechanism.
Description
Technical Field
The utility model relates to a rescue equipment field, in particular to waters rescue helmet.
Background
The water area rescue helmet is one kind of rescue equipment, and during the rescue in water, mainly plays the function of protecting the head of the rescuers.
The existing water area rescue helmet is usually used in water, and because the temperature of the water is lower, the helmet is difficult to play a warm-keeping effect on a user, and the practicability and the comfort are reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, the water area rescue helmet is provided.
The utility model provides a technical scheme that its technical problem adopted is: a water area rescue helmet comprises a main body, wherein a fastening device is arranged at the bottom of the main body, at least two vent holes are formed in the main body, and an auxiliary mechanism is arranged at the top of the main body;
the auxiliary mechanism comprises a fixed pipe, a sealing cover and an auxiliary assembly, the fixed pipe is vertically arranged, the top of the main body is provided with an installation hole, the bottom end of the fixed pipe is inserted into the installation hole, the fixed pipe is hermetically and fixedly connected with the inner wall of the installation hole, the sealing cover is covered on the top end of the fixed pipe, and the auxiliary assembly is arranged in the fixed pipe;
the auxiliary assembly comprises a bearing, a transmission shaft, a first fan blade, a second fan blade, a rotating ring, a friction ring and a fixing unit, wherein the transmission shaft, the rotating ring and the friction ring are coaxially arranged with the fixed pipe, the outer diameter of the rotating ring is smaller than the inner diameter of the fixed pipe and larger than the outer diameter of the friction ring, the inner diameter of the rotating ring is equal to the diameter of the transmission shaft and smaller than the inner diameter of the friction ring, the inner ring of the bearing is arranged at the top end of the transmission shaft, the outer ring of the bearing is fixedly connected with a sealing cover, the first fan blade is arranged at the bottom end of the transmission shaft, the transmission shaft sequentially penetrates through the rotating ring and the friction ring, the inner wall of the transmission shaft and the inner wall of the rotating ring are fixedly connected, the friction ring is positioned between the rotating ring and the bearing, the periphery of the friction ring is fixedly connected with the inner wall of, the second fan blade is located between the bearing and the friction ring, the second fan blade is located on the vertical fan blade, and the fixing unit is arranged on the periphery of the rotating ring.
Preferably, in order to realize the function of supporting the rotating ring to rotate, the fixing unit includes a connection ring, three balls and at least three magnet blocks, the connection ring and the rotating ring are coaxially arranged, the outer diameter of the connection ring is smaller than the inner diameter of the fixing tube, the inner diameter of the connection ring is larger than the outer diameter of the rotating ring, an annular groove is arranged on the inner wall of the rotating ring, the annular groove is coaxially arranged with the transmission shaft, the balls are circumferentially and uniformly distributed by taking the axis of the transmission shaft as the center, the centers of the balls are arranged in the annular groove, the balls are matched with the annular groove and are slidably connected with the inner wall of the annular groove, the diameters of the balls are larger than the width of the notches of the annular groove, the balls are fixedly connected with the connection ring, the magnet blocks are circumferentially and uniformly fixed on the inner wall of the fixing tube by, the magnet block is arranged on the transmission shaft, a gap is formed between the magnet block and the connecting ring, the distance between the magnet block and the connecting ring is equal to the distance between the rotating ring and the friction ring, 2 times of the distance between the magnet block and the axis of the transmission shaft is smaller than the inner diameter of the connecting ring, and the connecting ring is made of iron.
As preferred, for the convenience of connecting the reliability that the lid was established on fixed pipe, fixed intraductal three coupling unit that is equipped with, coupling unit uses the axis of transmission shaft as central circumference evenly distributed on the inner wall of fixed pipe, coupling unit is located between sealed lid and the magnet piece, coupling unit includes slider, fixed block, guide arm and spring, the guide arm is parallel with the transmission shaft, the top of guide arm is fixed and is covered sealed, the bottom at the guide arm is fixed to the fixed block, the slider cover is established on the guide arm, the spring is located between slider and the fixed block, the slider passes through the spring and is connected with the fixed block, the distance between slider and the fixed block is greater than the distance between swivel becket and the friction ring.
Preferably, the guide bar is coated with a lubricating oil in order to reduce friction between the guide bar and the slider.
Preferably, the sealing cover is made of rubber for realizing buffering and vibration reduction.
Preferably, the seal cover is provided with anti-slip threads on its outer periphery to avoid slipping.
The beneficial effects of the utility model are that, this waters rescue helmet has improved the travelling comfort of wearing through complementary unit, compares with current complementary unit, and this complementary unit passes through the rotation of wind-force drive transmission shaft, environmental protection and energy saving more.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the water area rescue helmet of the present invention;
fig. 2 is a schematic structural view of an auxiliary mechanism of the water area rescue helmet of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural view of a connection unit of the water area rescue helmet of the present invention;
in the figure: 1. the novel fan comprises a main body, 2 parts of a fixed pipe, 3 parts of a sealing cover, 4 parts of a bearing, 5 parts of a transmission shaft, 6 parts of a first fan blade, 7 parts of a second fan blade, 8 parts of a rotating ring, 9 parts of a friction ring, 10 parts of a connecting ring, 11 parts of a ball, 12 parts of a magnet block, 13 parts of a sliding block, 14 parts of a fixed block, 15 parts of a guide rod and 16 parts of a spring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-2, a water area rescue helmet comprises a main body 1, wherein a fastening device is arranged at the bottom of the main body 1, at least two vent holes are arranged on the main body 1, and an auxiliary mechanism is arranged at the top of the main body 1;
the auxiliary mechanism comprises a fixed pipe 2, a sealing cover 3 and an auxiliary assembly, wherein the fixed pipe 2 is vertically arranged, the top of the main body 1 is provided with a mounting hole, the bottom end of the fixed pipe 2 is inserted into the mounting hole, the fixed pipe 2 is hermetically and fixedly connected with the inner wall of the mounting hole, the sealing cover 3 is covered on the top end of the fixed pipe 2, and the auxiliary assembly is arranged in the fixed pipe 2;
the auxiliary assembly comprises a bearing 4, a transmission shaft 5, a first fan blade 6, a second fan blade 7, a rotating ring 8, a friction ring 9 and a fixing unit, wherein the transmission shaft 5, the rotating ring 8 and the friction ring 9 are coaxially arranged with the fixed pipe 2, the outer diameter of the rotating ring 8 is smaller than the inner diameter of the fixed pipe 2 and larger than the outer diameter of the friction ring 9, the inner diameter of the rotating ring 8 is equal to the diameter of the transmission shaft 5 and smaller than the inner diameter of the friction ring 9, the inner ring of the bearing 4 is arranged at the top end of the transmission shaft 5, the outer ring of the bearing 4 is fixedly connected with the sealing cover 3, the first fan blade 6 is arranged at the bottom end of the transmission shaft 5, the transmission shaft 5 sequentially penetrates through the rotating ring 8 and the friction ring 9, the transmission shaft 5 is fixedly connected with the inner wall of the rotating ring 8, the friction ring 9 is arranged between the rotating ring 8 and the bearing 4, the periphery, a gap is arranged between the friction ring 9 and the rotating pipe, the second fan blade 7 is installed on the transmission shaft 5, the second fan blade 7 is located between the bearing 4 and the friction ring 9, the second fan blade 7 is located on the vertical fan blade, and the fixing unit is arranged on the periphery of the rotating ring 8.
The main body 1 is worn on the head of a user, the wearing stability is improved through a fastening device, during rescue, the user pulls the sealing cover 3 to move towards the direction far away from the fixed pipe 2, so that a gap is generated between the sealing cover 3 and the fixed pipe 2, meanwhile, the movement of the sealing cover 3 drives the transmission shaft 5 to synchronously move through the bearing 4, the movement of the transmission shaft 5 drives the rotating ring 8 to be attached to the friction ring 9, and the fixing of the position of the rotating ring 8 is realized through the fixing unit, during the rescue, the second fan blade 7 rotates through ambient wind power, the rotation of the second fan blade 7 drives the rotating ring 8 to rotate through the transmission shaft 5, heat is generated through the friction force between the rotating ring 8 and the friction ring 9, the rotation of the transmission shaft 5 also drives the first fan blade 6 to rotate, so that the air in the fixed pipe 2 is conveyed into the main body 1, the heat is transmitted, the device has played cold-proof effect, has improved the travelling comfort of wearing, and the device finishes using the back, and the user presses sealed lid 3 and makes sealed lid 3 reset, and the drive swivel becket 8 that resets of sealed lid 3 resets.
As shown in fig. 3, the fixing unit includes a connection ring 10, three balls 11 and at least three magnet blocks 12, the connection ring 10 is disposed coaxially with the rotating ring 8, the outer diameter of the connection ring 10 is smaller than the inner diameter of the fixed pipe 2, the inner diameter of the connection ring 10 is larger than the outer diameter of the rotating ring 8, an annular groove is disposed on the inner wall of the rotating ring 8, the annular groove is disposed coaxially with the transmission shaft 5, the balls 11 are circumferentially and uniformly distributed around the axis of the transmission shaft 5, the center of the ball 11 is disposed in the annular groove, the ball 11 is matched with and slidably connected with the inner wall of the annular groove, the diameter of the ball 11 is larger than the width of the notch of the annular groove, the ball 11 is fixedly connected with the connection ring 10, the magnet blocks 12 are circumferentially and uniformly fixed on the inner wall of the magnet pipe 2 around the axis of the transmission shaft 5, and the magnet blocks 12 are, a gap is formed between the magnet block 12 and the connecting ring 10 and is equal to the distance between the rotating ring 8 and the friction ring 9, 2 times of the distance between the magnet block 12 and the axis of the transmission shaft 5 is smaller than the inner diameter of the connecting ring 10, and the connecting ring 10 is made of iron.
When the user stimulates sealed lid 3 and fixed pipe 2 separation, the removal of swivel becket 8 drives go-between 10 through ball 11 and realizes synchronous motion, and make go-between 10 and magnet piece 12 support and lean on, the effort of the inter attraction that produces between go-between 10 through magnet piece 12 and iron, make go-between 10 fix on magnet piece 12, thereby the function of fixed swivel becket 8 has been played, swivel becket 8's rotation makes ball 11 slide in the ring channel, it supports swivel becket 8 pivoted function to have played.
As shown in fig. 4, three connection units are arranged in the fixed pipe 2, the connection units are circumferentially and uniformly distributed on the inner wall of the fixed pipe 2 by taking the axis of the transmission shaft 5 as a center, the connection units are located between the sealing cover 3 and the magnet block 12, each connection unit comprises a sliding block 13, a fixed block 14, a guide rod 15 and a spring 16, the guide rods 15 are parallel to the transmission shaft 5, the top ends of the guide rods 15 are fixed on the sealing cover 3, the fixed blocks 14 are fixed at the bottom ends of the guide rods 15, the sliding blocks 13 are sleeved on the guide rods 15, the springs 16 are located between the sliding blocks 13 and the fixed blocks 14, the sliding blocks 13 are connected with the fixed blocks 14 through the springs 16, and the distance between the sliding blocks 13 and the fixed blocks 14 is greater than the.
When the user pulls the sealing cover 3 to separate from the fixed pipe 2, the movement of the sealing cover 3 drives the guide rod 15 to realize synchronous movement, and the spring 16 is compressed, when the magnet block 12 abuts against the connecting ring 10, the interaction attraction force between the magnet block 12 and the connecting ring 10 is greater than the elastic action force of the spring 16, after the user presses the sealing cover 3 to reset, the magnet block 12 is separated from the connecting ring 10, at the moment, the elastic action force of the spring 16 is greater than the interaction attraction force between the magnet block 12 and the connecting ring 10, so that the resetting speed of the sealing cover 3 can be improved under the elastic action of the spring 16, meanwhile, the sealing cover 3 can be prevented from separating from the fixed pipe 2 through the elastic action of the spring 16, and the reliability of the sealing cover 3 on the fixed pipe 2.
Preferably, in order to reduce the friction between the guide rod 15 and the slider 13, the guide rod 15 is coated with a lubricating oil.
The lubricating oil has the function of reducing the friction force between the guide rod 15 and the sliding block 13 and improving the moving fluency of the guide rod 15.
Preferably, the material of the sealing cover 3 is rubber for achieving buffering and vibration reduction.
The rubber texture is comparatively soft, can reduce sealed lid 3 and fixed pipe 2 and support the impact force that produces when leaning on, has played the effect of buffering and damping.
Preferably, the sealing cover 3 is provided with anti-slip threads on its outer circumference to avoid slipping.
The anti-slip lines are used for improving the friction force between the hand of a user and the sealing cover 3 and avoiding slipping.
The main body 1 is worn on the head of a user, the wearing stability is improved through a fastening device, during rescue, the user pulls the sealing cover 3 to move towards the direction far away from the fixed pipe 2, so that a gap is generated between the sealing cover 3 and the fixed pipe 2, meanwhile, the movement of the sealing cover 3 drives the transmission shaft 5 to synchronously move through the bearing 4, the movement of the transmission shaft 5 drives the rotating ring 8 to be attached to the friction ring 9, the movement of the rotating ring 8 drives the connecting ring 10 to synchronously move through the balls 11, the connecting ring 10 is abutted against the magnet block 12, the mutually-attracted acting force generated between the magnet block 12 and the connecting ring 10 of iron is utilized, in addition, the movement of the sealing cover 3 drives the guide rod 15 to synchronously move, the spring 16 is compressed, when the magnet block 12 is abutted against the connecting ring 10, the mutually-attracted acting force between the magnet block 12 and the connecting ring, the connecting ring 10 is fixed on the magnet block 12, thereby playing a role of fixing the rotating ring 8, during the period, the second fan blade 7 rotates by the environmental wind, the rotation of the second fan blade 7 drives the rotating ring 8 to rotate through the transmission shaft 5, heat is generated by the friction force between the rotating ring 8 and the friction ring 9, the rotation of the transmission shaft 5 also drives the first fan blade 6 to rotate, thereby the air in the fixed pipe 2 is conveyed into the main body 1, the heat is transmitted and acted on the head of a user through the flowing of the air, the warm-keeping effect is played, the wearing comfort is improved, the balls 11 slide in the annular groove by the rotation of the rotating ring 8, the function of supporting the rotating ring 8 to rotate is played, after the device is used, the user presses the sealing cover 3 to reset the sealing cover 3, the reset of the sealing cover 3 drives the rotating ring 8 to reset, and drives the connecting ring 10 to, at this time, the elastic force of the spring 16 is greater than the attractive force between the magnet block 12 and the coupling ring 10, so that the restoring speed of the sealing cover 3 can be increased by the elastic force of the spring 16.
Compared with the prior art, the water area rescue helmet improves the wearing comfort through the auxiliary mechanism, and compared with the existing auxiliary mechanism, the auxiliary mechanism drives the transmission shaft to rotate through wind power, so that the water area rescue helmet is more environment-friendly and energy-saving.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A water area rescue helmet comprises a main body (1), wherein a fastening device is arranged at the bottom of the main body (1), and at least two vent holes are formed in the main body (1), and is characterized in that an auxiliary mechanism is arranged at the top of the main body (1);
the auxiliary mechanism comprises a fixed pipe (2), a sealing cover (3) and an auxiliary assembly, the fixed pipe (2) is vertically arranged, the top of the main body (1) is provided with a mounting hole, the bottom end of the fixed pipe (2) is inserted into the mounting hole, the fixed pipe (2) is sealed and fixedly connected with the inner wall of the mounting hole, the sealing cover (3) is covered on the top end of the fixed pipe (2), and the auxiliary assembly is arranged in the fixed pipe (2);
the auxiliary assembly comprises a bearing (4), a transmission shaft (5), a first fan blade (6), a second fan blade (7), a rotating ring (8), a friction ring (9) and a fixing unit, wherein the transmission shaft (5), the rotating ring (8) and the friction ring (9) are coaxially arranged with the fixed pipe (2), the outer diameter of the rotating ring (8) is smaller than the inner diameter of the fixed pipe (2) and larger than the outer diameter of the friction ring (9), the inner diameter of the rotating ring (8) is equal to the diameter of the transmission shaft (5) and smaller than the inner diameter of the friction ring (9), the inner ring of the bearing (4) is arranged at the top end of the transmission shaft (5), the outer ring of the bearing (4) is fixedly connected with a sealing cover (3), the first fan blade (6) is arranged at the bottom end of the transmission shaft (5), the transmission shaft (5) sequentially penetrates through the rotating ring (8) and the friction ring (9), and the transmission shaft (5) is fixedly connected with the inner wall of the rotating, friction ring (9) are located between swivel becket (8) and bearing (4), the inner wall fixed connection of the periphery of friction ring (9) and fixed pipe (2), be equipped with the clearance between friction ring (9) and the swivel becket, second flabellum (7) are installed on transmission shaft (5), second flabellum (7) are located between bearing (4) and friction ring (9), second flabellum (7) are located the rectilinear flabellum, fixed unit sets up the periphery at swivel becket (8).
2. A water area rescue helmet as claimed in claim 1, wherein the fixed unit comprises a connection ring (10), three balls (11) and at least three magnet blocks (12), the connection ring (10) is coaxially arranged with the rotating ring (8), the outer diameter of the connection ring (10) is smaller than the inner diameter of the fixed tube (2), the inner diameter of the connection ring (10) is larger than the outer diameter of the rotating ring (8), an annular groove is arranged on the inner wall of the rotating ring (8), the annular groove is coaxially arranged with the transmission shaft (5), the balls (11) are circumferentially and uniformly distributed with the axis of the transmission shaft (5) as the center, the centers of the balls (11) are arranged in the annular groove, the balls (11) are matched with and slidably connected with the inner wall of the annular groove, the diameters of the balls (11) are larger than the width of the notches of the annular groove, and the balls (11) are fixedly connected with the connection ring (10), magnet piece (12) use the axis of transmission shaft (5) to evenly fix on the inner wall of fixed pipe (2) as center circumference, magnet piece (12) are located one side that is close to sealed lid (3) of go-between (10), be equipped with the clearance between magnet piece (12) and go-between (10) and equal with the distance between swivel becket (8) and friction ring (9), 2 times of distance is less than the internal diameter of go-between (10) between magnet piece (12) and transmission shaft (5) axis, the preparation material of go-between (10) is iron.
3. A water area rescue helmet as claimed in claim 2, wherein three connection units are arranged in the fixed tube (2), the connection units are circumferentially and uniformly distributed on the inner wall of the fixed tube (2) with the axis of the transmission shaft (5) as the center, the connection units are located between the sealing cover (3) and the magnet block (12), the connection units comprise a sliding block (13), a fixed block (14), a guide rod (15) and a spring (16), the guide rod (15) is parallel to the transmission shaft (5), the top end of the guide rod (15) is fixed on the sealing cover (3), the fixed block (14) is fixed at the bottom end of the guide rod (15), the sliding block (13) is sleeved on the guide rod (15), the spring (16) is located between the sliding block (13) and the fixed block (14), and the sliding block (13) is connected with the fixed block (14) through the spring (16), the distance between the sliding block (13) and the fixed block (14) is larger than the distance between the rotating ring (8) and the friction ring (9).
4. A water area rescue helmet as claimed in claim 3 wherein the guide rods (15) are coated with a lubricating oil.
5. A water area rescue helmet as claimed in claim 1 wherein the seal cap (3) is made of rubber.
6. A water area rescue helmet as claimed in claim 1, wherein the outer circumference of the sealing cover (3) is provided with anti-slip lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922374283.7U CN211442703U (en) | 2019-12-25 | 2019-12-25 | Water area rescue helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922374283.7U CN211442703U (en) | 2019-12-25 | 2019-12-25 | Water area rescue helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211442703U true CN211442703U (en) | 2020-09-08 |
Family
ID=72318739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922374283.7U Active CN211442703U (en) | 2019-12-25 | 2019-12-25 | Water area rescue helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211442703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289554A (en) * | 2020-10-22 | 2021-01-29 | 马鞍山豪远电子有限公司 | Automatic magnetism device that separates of transformer with cooling function |
-
2019
- 2019-12-25 CN CN201922374283.7U patent/CN211442703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289554A (en) * | 2020-10-22 | 2021-01-29 | 马鞍山豪远电子有限公司 | Automatic magnetism device that separates of transformer with cooling function |
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