KR102170814B1 - Connecting device for safety inspection and diagnosis to prevent loss of safety helmet - Google Patents

Abstract

The present invention relates to a connection device for preventing loss of a safety helmet for safety inspection and diagnosis to prevent a worker from moving without a safety helmet. According to the present invention, the connection device comprises: a case main body (10) including an operation hole part (14) and an extraction/retraction hole part (12) and providing a storage space; a wire (18) stored in the storage space of the case main body (10) to be extracted therefrom to connect the case main body (10) and the safety helmet; a connection part (30) connecting the wire (18) and a strap member of the safety helmet; a holding part (36) connecting the case main body (10) and work clothes or a belt of a worker; a winding part (50) disposed in the case main body (10) and providing tension for retracting the wire (18) into the case main body (10); a retaining part (70) retaining operation of the winding part (50) to maintain a state that the wire (18) protrudes to the outside of the case main body (10); a link part (80) controlling the operation of the winding part (50) in a state that the wire (18) protrudes to the outside of the case main body (10) by operation of the retaining part (70); and a locking part (90) preventing that a locking state of the retaining part (70) and the link part (80) is released when an external force is applied to the retaining part (70) by the worker′s mistake or differently from the worker′s intention.

Description

Connection device for preventing loss of safety helmet for safety inspection and diagnosis {CONNECTING DEVICE FOR SAFETY INSPECTION AND DIAGNOSIS TO PREVENT LOSS OF SAFETY HELMET}

The present invention relates to a connection device for preventing the loss of a hard hat for safety inspection and diagnosis, and more particularly, the loss of a hard hat that occurs when a worker wearing a hard hat moves for a next job while removing the hard hat during a break. To prevent this, the hard hat can be connected to the hard hat and the worker's work clothes or belt, and the case body must be removed from the worker's work clothes or belt only after the return operation of storing the wire connected to the hard hat in the case body by separating the connection device from the hard hat. It relates to a connection device for preventing loss of hard hat for safety inspection and diagnosis that can more effectively prevent loss of hard hat by interlocking so that it can be separated.

Generally, a hard hat is a work hat used to prevent head injuries, and it is obligatory to wear it to prevent industrial accidents.In recent years, not only the head, but also safety glasses to protect the eyes, a mask to block harmful air, as well as dark It is mandatory to wear safety equipment including an active alarm that outputs a notification signal by detecting it when approaching within a safe distance from the work lantern and electric device (charging part, condenser, high voltage cable, power outage circuit, etc.) to perform work smoothly at the place. Has become.

However, as most of the safety equipment is provided in a band type and is worn in a manner that is worn on the head or on the ear, fatigue due to long-time work is serious due to the pressure to wear safety equipment during work.

Accordingly, in Patent Registration No. 10-1193617 disclosed in the prior art, in a hard hat comprising a frame equipped with an adjuster capable of adjusting the size according to the size of the head, a hook capable of fixing a mask strap is provided on the outside of the frame, As a result, a technology that allows you to use a mask without taking off your hard hat and that you can attach and detach it so that it does not cause pain in the ear even after long use has been registered.

However, the prior art is limited to the technology for hanging a mask strap. In the case of other safety equipment such as safety goggles, active alarms, and work lanterns, it is necessary to wear a band type on the ear or hard hat as the conventional method, so fatigue increases during long-time work. In the case of the safety equipment banded and fixed on the hard hat, there was a problem that could easily come off and lead to a loss accident.

In addition, in Patent Registration No. 10-0643074 disclosed in the prior art, a protective equipment support frame consisting of a coil spring that extends and contracts so that the width of the fixed frame bent along the outer side of the safety hat can be adjusted, and the outer side of the support frame It is composed of a connection support member that is coupled by a rotation angle adjustment unit to adjust the rotation angle, and the other side is a connection support member that is combined with a gap adjustment unit to adjust the gap between the protective equipment, and a separate connection support member between the support frame and the protective equipment, A multifunctional mounting platform technology with compatibility that can be equipped with protective equipment such as a welding helmet that can be combined with a hard hat to perform welding work, and a light shield that blocks direct sunlight and prevents the inflow of foreign substances has been previously registered.

However, due to the characteristic that the protective equipment support frame is installed along the outer side of the shade, the structure is complicated and the wearability is reduced due to the high weight, and the range of use is extremely limited as it is constructed exclusively for face protection equipment such as welding helmets and light shields. Problems such as pressure on local parts of the body due to the wearing of additional safety equipment such as a mask and the loss of a work lantern bent on the hard hat are not improved at all.

If a hanger for a hard hat has been developed to solve the above problems, the hanger according to the prior art is a hanger body in which a hook-type fixing means that is fitted into an installation hole penetrating longitudinally on both sides of the safety hat is formed to protrude downward. And, a guide plate formed on both sides of the hook-type fixing means, a clamp part formed on the outer surface of the hanger body and provided to mount an active alarm, and a position corresponding to the ear part of the wearer of the hard hat by extending under the hanger body It includes a side cover member in which a fitting groove is formed so that the wearing band or leg of the safety glasses is inserted and fixed.

The background technology of the present invention is disclosed in Korean Registered Patent Publication No. 10-2049070 (announced on November 26, 2019, the name of the invention: a hanger for a hard hat).

The conventional hanger is equipped with a technical configuration in which a separate safety goggles that is mounted on the hard hat is provided, whereas when the worker takes off the hard hat for a break and separates it from the worker's body, it is necessary to wear a hard hat when working again. There is a problem of forgetting and moving and losing the hard hat.

Therefore, there is a need to improve this.

In the present invention, the hard hat can be connected to the hard hat and the worker's work clothes or belt so as to prevent the loss of the hard hat that occurs when the worker who wears the hard hat removes the hard hat during the break and moves for the next job. Safety check and diagnosis that can more effectively prevent loss of hard hat by interlocking so that the case body can be separated from the worker's work clothes or belt only when the connection device is separated and the return operation of storing the wire connected to the hard hat in the case body is in progress. The purpose of this is to provide a connection device for preventing the loss of a hard hat.

The present invention includes a case body 10 provided with an operation hole 14 and a protruding hole 12 and providing a storage space; A wire 18 that is accommodated to appear and retract from the storage space of the case body 10 to connect the case body 10 and the hard hat; A connection part 30 connecting the wire 18 and the strap member of the hard hat; A mounting portion 36 connecting the case body 10 and the worker's work clothes or belt; A winding part 50 provided in the case body 10 and providing tension for pulling the wire 18 into the case body 10; A restraint part 70 for restraining the driving of the winding part 50 to maintain a state in which the wire 18 protrudes to the outside of the case body 10; An interlocking part 80 for maintaining a locked state of the mounting part 36 while interfering with the restraining part 70 in a state in which the wire 18 protrudes outside the case body 10; And a locking part 90 that prevents the locking state of the restraining part 70 and the linking part 80 from being released by operating an external force on the restraining part 70 differently from an operator's mistake or intention of the worker. Characterized in that.

In addition, the mounting portion 36 of the present invention comprises a hook 37 extending from one side of the upper surface of the case body 10 in a ring shape; And a circular hole connected to the locking ring 37 to form a circular hole, and when it is rotatably installed on the case body 10 and disposed in contact with the locking ring 37, a circular hole for restraining the work clothes or the belt is formed. , When rotated in the inner direction of the case body 10, the locking ring 37 is opened to include an opening and closing ring 38 to be separated from the work clothes or the belt, the opening and closing ring 38, the case body (10) An elastic force that is inserted into the interior so that the central part is rotatably installed by the hinge part 39, and the hinge part 39 rotates the outer end of the opening/closing ring 38 to the outside of the case body 10 It characterized in that the first elastic member (39a) made of a torsion spring is installed to provide a.

In addition, the connection part 30 of the present invention includes a mounting ring 32 provided at an outer end of the wire 18 and formed in a ring shape; And a retaining ring 34 disposed in contact with the end of the retaining ring 32 by an elastic member to maintain a state connected to the strap member of the hard hat by closing the opening of the retaining ring 32. To do.

In addition, the winding unit 50 of the present invention is rotatably installed inside the case body 10, the wire 18 is wound on the outer wall roller member 52; And disposed in the inner space of the roller member 52, and twisted in a tornado shape between the inner wall of the roller member 52 and the rotation shaft 54, and both ends thereof, respectively, the inner wall and the rotation shaft ( It is characterized in that it comprises a plate spring 56 that is connected to the roller member 52 to provide an elastic force to rotate in one direction.

In the connection device for preventing loss of hard hat for safety inspection and diagnosis according to the present invention, a wire is extended from the case body mounted on the worker's work clothes or waistband, and a connection part connected to the strap member of the hard hat is provided at the end of the wire, so that the operator Since it is possible to connect the work clothes or the belt and the hard hat, there is an advantage of preventing the worker from forgetting the hard hat and moving because the hard hat is connected to the work clothes or the belt by a wire when moving after taking a break after taking off the hard hat.

In addition, the connection device for preventing loss of hard hats for safety inspection and diagnosis according to the present invention is provided with a restraining part for maintaining an extended state by protruding a wire to the outside of the case body, and when the restrained state by the restraining part is released, the wire is In the state in which the operator does not operate to insert the wire into the case body as it is equipped with a locking part and an interlocking part that releases the restraint state while being inserted into the case body and at the same time separating the case body from the worker's work clothes or waistband. Since the case body cannot be separated from the work clothes or the waistband, there is an advantage in that the case body can be prevented from being separated from the work clothes or the waistband due to an operator's malfunction.

1 is a state diagram illustrating a connection device for preventing loss of a hard hat according to an embodiment of the present invention.
2 is a cross-sectional view showing a connection device for preventing loss of a hard hat according to an embodiment of the present invention.
3 is an exploded perspective view showing a winding portion and a restraining portion of a connection device for preventing loss of a hard hat according to an embodiment of the present invention.
4 is a perspective view illustrating a locking part of a connection device for preventing loss of a hard hat according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a connection device for preventing the loss of eye point for safety inspection and diagnosis according to the present invention.

In this process, thicknesses of lines or sizes of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention and may vary according to the intention or custom of users or operators.

Therefore, definitions of these terms should be made based on the contents throughout the present specification.

1 is a state diagram showing a connection device for preventing loss of a hard hat according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view showing a connection device for preventing loss of a hard hat according to an embodiment of the present invention, and FIG. An exploded perspective view showing a winding part and a restraint part of a connection device for preventing loss of a hard hat according to an embodiment of the present invention, and FIG. 4 is a perspective view showing a locking part of the connection device for preventing loss of a hard hat according to an embodiment of the present invention.

1 to 4, a connection device for preventing loss of a hard hat for safety inspection and diagnosis according to an embodiment of the present invention includes an operation hole 14 and a protruding hole 12, and provides a storage space. The case body 10 and the wire 18 that is accommodated protruding from the storage space of the case body 10 to connect the body case and the hard hat, and a connection part 30 connecting the wire 18 and the strap member of the hard hat Wow, a mounting portion 36 connecting the case body 10 and the operator's work clothes or belt, and a winding portion provided in the case body 10 and providing tension to pull the wire 18 into the case body 10 50, a restraining part 70 for restraining the driving of the winding part 50 to maintain a state in which the wire 18 protrudes to the outside of the case body 10, and the wire 18 is the case body 10 In a state protruding outward, an external force is operated on the restraining part 70 different from the operator's mistake or the operator's intention and the interlocking part 80 that interferes with the restraining part 70 and maintains the locked state of the mounting part 36 It includes a locking portion 90 for preventing the locking state of the locking portion 70 and the linking portion 80 is released.

Therefore, before the worker wears the hard hat, the case body 10 is connected to the work clothes or belt by the mounting part 36, and the wire 18 is long drawn from the case body 10 by the connection part 30. After connecting the end of 18) to the strap member of the hard hat, when the worker wears the hard hat, the wire 18 is connected between the hard hat and the worker, thereby preventing the worker from losing the hard hat.

The case body 10 of the present invention provides a storage space similar to a square shape or a square, and an operation hole 14 through which the lever member 76 protrudes is formed on one side of the case body 10, and the case body The lower surface of (10) is formed with a protruding hole 12 through which the wire 18 appears, and the upper surface of the case body 10 is mounted on the operator's work clothes or belt to connect the case body 10 and the operator (36) is installed.

The mounting portion 36 of the present invention forms a circular hole part by being connected to the locking ring 37 extending from one side of the case body 10 in a curved shape in an annular shape, and the locking ring 37, and the case body ( 10) is rotatably installed and placed in contact with the locking ring 37 to form a circular hole for restraining the work clothes or belt, and when rotated in the inner direction of the case body 10, the locking ring 37 is opened to Or it includes an opening and closing ring 38 to be separated from the belt.

Here, the opening/closing ring 38 is inserted into the case body 10 so that the central portion is rotatably installed by the hinge portion 39, and the outer end of the opening/closing ring 38 is attached to the hinge portion 39 of the case body. (10) A first elastic member 39a made of a torsion spring is installed to provide an elastic force to rotate outward.

In addition, the connection part 30 of the present invention is provided at the outer end of the wire 18 and formed in a ring shape, and the opening of the mounting ring 32 is closed to maintain a state connected to the strap member of the hard hat. It includes a fixing ring 34 disposed in contact with the end of the mounting ring 32 by an elastic member to hold it.

Therefore, while the operator presses the opening/closing ring 38 in the inward direction, inserting the work clothes or belt into the locking ring 37 to connect the case body 10 and the operator, and then insert the wire 18 from the protruding hole 12 to the case. When the main body 10 is pulled outward and extended, the holding ring 32 is hooked to the string member, the fixing ring 34 is rotated in the inward direction and then returned to its original state by the restoring force of the elastic member, while the wire 18 and the string member Will connect.

As described above, since the worker and the hard hat are connected by the wire 18, the worker can prevent the loss of the hard hat.

The winding part 50 of the present invention is rotatably installed inside the case body 10, and is disposed in the inner space of the roller member 52 and the roller member 52 in which the wire 18 is wound around the outer wall. , Both ends of the roller member 52 are connected to the inner wall of the roller member 52 and the rotation shaft 54 in a twisted state between the inner wall of the roller member 52 and the rotation shaft 54 to rotate the roller member 52 in one direction. It includes a leaf spring 56 that provides an elastic force that allows.

Therefore, when the worker pulls the wire 18 to the outside of the case body 10, the plate spring 56 is twisted and compressed, and the roller member 52 is rotated so that the wire 18 protrudes to the outside of the case body 10. Is extended.

As described above, when the wire 18 is pulled to the outside of the case body 10, the state in which the wire 18 is pulled out is maintained by the operation of the restraining unit 70, so that the operator has the case body 10 connected to the waist and The hard hat worn on the head is connected by the wire 18, and the tension that pulls the wire 18 is limited by the restraint part 70, so that the hard hat is not pulled toward the case body 10 and can be worn comfortably. There will be.

The restraining part 70 of the present invention is a pinion member 72 formed by gear teeth formed on the rim of the roller member 52 and a pinion member along the guide member 16 provided inside the case body 10. Operated from the rack member 74, which is slidably installed on the case body 10 so as to move forward or backward toward the 72 side and is geared to the pinion member 72, and the extension 74b extending from the rack member 74 The lever member 76 which the operator manipulates to protrude to the outside of the case body 10 along the hole 14 to move the rack member 74 forward or backward, and press the rack member 74 toward the pinion member 72 It includes a second elastic member 78 interposed between the rack member 74 and the inner wall of the case body 10 to maintain the gear connection between the rack member 74 and the pinion member 72 by providing an elastic force.

Therefore, when the operator does not operate the lever member 76, the rack member 74 is pressed while advancing toward the pinion member 72 by the elastic force provided from the second elastic member 78, and the rack member 74 and the pinion member Since (72) is connected, the rotational motion of the roller member 52 in which the pinion member 72 is integrally formed is restricted.

The upper surface of the rack member 74 is formed with a through hole portion 74a penetrating to the bottom surface, so that the wire 18 extending from the roller member 52 passes through the through hole portion 74a and passes through the protruding hole 12 through the case body ( 10) The roller member 52 extends outward, and the roller member 52 has three spaced panels formed in the shape of a disk to form a regular interval to form two spaces in which the wire 18 is wound. Two wires 18 may be extended, and two through-holes 74a are formed in the rack member 74, so that a pair of wires 18 extending outside the case body 10 are each different through-holes ( Since it extends through 74a), it is possible to prevent the pair of wires 18 from being entangled with each other.

In addition, the pinion member 72 of the present embodiment may be formed such that the gear teeth formed on the circumferential surface bend in the lateral direction, which is formed on the gear teeth of the pinion member 72 when the worker grabs and pulls the wire 18 The pinion member 72 rotates as the gear teeth of the rack member 74 slide along the bent portion, so when the operator pulls only the wire 18 to the outside of the case body 10, the pinion member 74 rotates in the forward direction and the wire ( It is possible to protrude 18) to the outside of the case body 10.

As described above, when the wire 18 protrudes outside the case body 10, the leaf spring 56 is compressed in a twisted shape, and when the external force pulling the wire 18 is released, the restoring force of the leaf spring 56 The wire 18 can be inserted into the case body 10 while being monitored by the roller member 52, in this embodiment, when the pinion member 72 is rotated in reverse, the gear tooth of the pinion member 72 is The pinion member 72 is prevented from being rotated in the reverse direction while being connected to the gear teeth of the member 74 so that the wire 18 is kept protruding outside the case body 10.

As described above, the embodiment in which the bent portion is formed in the gear teeth of the pinion member can be easily changed and implemented by a person skilled in the art who recognizes the technical configuration of the present embodiment, so detailed drawings or descriptions of other embodiments will be omitted. do.

The interlocking part 80 of this embodiment includes an interlocking member 82 extending in the inner direction of the case body 10 through the hinge part 39 at the inner end of the opening and closing ring 38, and the central part of the interlocking member 82 The case body 10 is bent to the inside of the bent portion 84 and the upper end of the extension 74b extends upward past the lever member 76, and is arranged in close contact with the linking member 82 to interlock It includes a stopper 86 for restraining the rotational movement of the member 82 and the opening and closing ring 38.

Therefore, when the rack member 74 is advanced toward the pinion member 72 by the elastic force of the second elastic member 78, the extension 74b and the stopper 86 are raised toward the interlocking member 82, and the interlocking member 82 As the and stopper 86 are arranged in close contact, the rotational motion of the linking member 82 and the opening/closing ring 38 is restricted, so that the worker's work clothes or belt inserted into the locking ring 37 are separated to the outside of the locking ring 37 It can be prevented from becoming.

As described above, when the operator pulls the lever member 76 downward and releases the gear connection between the rack member 74 and the pinion member 72, the extension 74b and the stopper 86 descend while the interlocking member ( When spaced apart from 82), the opening/closing ring 38 and the linking member 82 are converted into a state capable of rotation, so that the operator can separate the case body 10 from the work clothes or belt.

Therefore, the operator cannot rotate the opening/closing ring 38 without the operation of inserting the wire 18 into the case body 10, so that the wire 18 is extended to the outside of the case body 10 and connected to the hard hat. After doing so, since the case body 10 cannot be separated from the worker, the worker cannot separate the case body 10 from the worker for convenience, and the hard hat can not be separated from the worker. You can induce it to be portable.

In addition, the locking part 90 of the present invention is a connection part 30 between the lever member 76 and the extension 74b so that the lever member 76 can be connected to the extension 74b so that the lever member 76 can be rotated in the left and right direction. A bent hole formed by bending the upper end of the operation hole 14 in the lateral direction so that the bearing member 92 installed above and the lever member 76 rotated in the left and right directions by the bearing member 92 can move in the lateral direction The lever member 76 is formed to protrude from the upper and lower surfaces of the bent hole 94 and the lever member 76 is inserted into the bent hole 94, and the lever member 76 is different from the intention of the operator. ) Includes a locking protrusion 96 to prevent discharge to the outside.

Therefore, when the operator moves the lever member 76 upward to perform gear connection between the rack member 74 and the pinion member 72, and then rotates the lever member 76 in the lateral direction by the bearing member 92, the lever The member 76 is inserted into the bent hole portion 94, and the lever member 76 is prevented from being separated to the outside of the bent hole portion 94 by a pair of locking protrusions 96.

In this way, it is possible to connect the hard hat to the worker's work clothes or belt to prevent the loss of the hard hat that occurs when the worker who wears the hard hat removes the hard hat during the break and moves for the next job. A connection device for preventing loss of hard hats that can more effectively prevent loss of hard hats by interlocking so that the case body can be separated from the worker's work clothes or belt only when the device is separated and the return operation of storing the wire connected to the hard hat in the case body is in progress. Will be able to provide.

The present invention has been described with reference to an embodiment shown in the drawings, but this is only exemplary, and various modifications and other equivalent embodiments are possible from those of ordinary skill in the field to which the technology belongs. Will understand.

In addition, the connection device for preventing loss of safety neck for safety inspection and diagnosis has been described as an example, but this is only an example, and the connection device of the present invention is also applied to other products other than the connection device for preventing loss of safety neck for safety inspection and diagnosis. Can be used.

Therefore, the true technical protection scope of the present invention should be determined by the following claims.

10: case body 12: appearance hole
14: operation hole 16: guide member
30: connection part 32: mounting hook
34: fixing ring 36: mounting portion
37: locking ring 38: opening and closing ring
39: hinge portion 39a: first elastic member
50: winding unit 52: roller member
54: rotation shaft 56: leaf spring
70: restraint part 72: pinion member
74: rack member 74a: through hole
74b: extension 76: lever member
78: second elastic member 80: linkage
82: interlocking member 84: bent portion
86: stopper 90: locking portion
92: bearing member 94: bending hole
96: locking projection

Claims (4)

A case body 10 provided with an operation hole 14 and a protruding hole 12 and providing a storage space;
A wire 18 that is accommodated to appear and retract from the storage space of the case body 10 to connect the case body 10 and the hard hat;
A connection part 30 connecting the wire 18 and the strap member of the hard hat;
A mounting portion 36 connecting the case body 10 and the worker's work clothes or belt;
A winding part 50 provided in the case body 10 and providing tension for pulling the wire 18 into the case body 10;
A restraint part 70 for restraining the driving of the winding part 50 to maintain a state in which the wire 18 protrudes to the outside of the case body 10;
An interlocking part 80 for maintaining a locked state of the mounting part 36 while interfering with the restraining part 70 while the wire 18 protrudes outward from the case body 10; And
It includes a locking unit 90 that prevents the locking state of the locking unit 70 and the linking unit 80 from being released by operating an external force on the constraining unit 70 differently from an operator's mistake or intention of the operator. A connection device for preventing loss of a hard hat for safety inspection and diagnosis, characterized in that.
The method of claim 1, wherein the mounting portion (36),
A hook 37 extending from one side of the upper surface of the case body 10 in a ring shape; And
It is connected to the locking ring 37 to form a circular hole, and when it is rotatably installed in the case body 10 and disposed in contact with the locking ring 37, a circular hole for restraining the work clothes or the belt is formed, When the case body 10 rotates in the inward direction, the locking ring 37 is opened and includes an opening/closing ring 38 to be separated from the work clothes or the belt,
The opening/closing ring 38 is inserted into the case body 10 so that the central portion is rotatably installed by a hinge portion 39, and the hinge portion 39 has an outer end of the opening/closing ring 38 A connection device for preventing loss of a hard hat for safety inspection and diagnosis, characterized in that a first elastic member (39a) made of a torsion spring is installed to provide an elastic force that rotates to the outside of the case body (10).
The method of claim 2, wherein the connection part (30),
A mounting ring 32 provided at an outer end of the wire 18 and formed in a ring shape; And
It characterized in that it comprises a fixing ring (34) disposed in contact with the end of the holding ring (32) by an elastic member so as to keep the opening of the holding ring (32) closed to maintain a connected state with the strap member of the hard hat. Connection device for preventing loss of hard hat for safety inspection and diagnosis.
The method of claim 3, wherein the winding part 50,
A roller member 52 which is rotatably installed inside the case body 10 and in which the wire 18 is wound around the outer wall; And
It is disposed in the inner space of the roller member 52 and twisted in a tornado shape between the inner wall of the roller member 52 and the rotation shaft 54, and both ends thereof are respectively the inner wall and the rotation shaft 54 of the roller member 52. ) Is connected to the roller member 52 in one direction to rotate in one direction, and a plate spring 56 for providing an elastic force for preventing loss of safety helmet for safety inspection and diagnosis.

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