KR100901668B1 - A lighting lamp head with button type double locking connection device - Google Patents

Abstract

A lamp head is provided to facilitate replacement, maintenance, and repair of a lamp by shortening a cover opening time through one-touch button. A bottom cover(20) is coupled with a top cover(10). The bottom cover includes a bottom base(22). A light source part emits a light to outside through a light transmitting part(21) of the bottom base. A lock body(30) is fixed to an inner side of the bottom base. The lock body comprises a pair of side plates, a spring member, and a supporting plate. A lock plate is positioned in one side of a concave part for fixing a lock. The lock plate is installed in a top end part of the side plate by a first pivot shaft. A dual fixing lever is positioned in the other side of the concave part for fixing the lock. The dual fixing lever is installed in a top end part of the side plate by a second pivot shaft. A lock unit is fixed to one side of the top cover. The lock unit is detachably coupled in the lock plate. An unlock button(70) unlocks a locking state of the top cover and the bottom cover.

Description

A luminaire head with a button-type double locking device {A LIGHTING LAMP HEAD WITH BUTTON TYPE DOUBLE LOCKING CONNECTION DEVICE}

The present invention relates to a luminaire head having a button-type double locking device, and more particularly, provided with a button-type double locking device to maintain a double lock state and a unlocked state according to the button-type cover opening operation of the operator. Relates to a luminaire head.

In general, street lamps refer to lighting facilities installed along streets for the safety and security of street traffic.

Conventional luminaire head is configured by arranging a lamp between the upper cover and the lower cover, and combines the upper cover and the lower cover with a latch or bolt.

Here, if the lamp is broken or at the end of its life, it must be replaced. Since the luminaire head is installed at a very high place, the worker climbs on a ladder car.

In the state where you climbed up the ladder, loosen the latches or bolts attached to the upper cover and the lower cover, remove the lamp from the socket installed on the lower base, and replace or clean the inside.

However, in the conventional luminaire head, when the lower cover is opened and the lamp is replaced, the lower cover is not fixed at an angle with respect to the upper cover and is completely separated, so that the operator has to put the lower cover on the ground and replace the lamp again. There was a very uncomfortable problem.

In addition, in the fully open and closed luminaire head, the operator has to open the upper cover and the lower cover directly with both hands. If you hold the lower cover with both hands or use both hands inevitably, the lower cover cannot be opened and you need to stop using both hands and then open the lower cover and use both hands again. As the above operation proceeds, the opening time of the cover is extended, thereby reducing work efficiency.

Therefore, the problem to be solved by the present invention provides convenience because the operator can open the door with one hand by the one-touch button coupled to the lower cover to lock and unlock the upper cover and the lower cover, It is to provide a luminaire head provided with a button-type double locking device that can shorten the cover opening time than the prior art to increase the work efficiency.

Another object of the present invention is to provide a luminaire head provided with a button-type double locking device to prevent unnecessary opening due to vibration or shock with a double lock fastening structure.

The technical problems of the present invention are not limited to the above-mentioned technical problems, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

The luminaire head provided with a button-type double locking device according to an embodiment of the present invention for solving these technical problems is rotatably coupled to one side of the upper cover by an upper cover, a hinge portion, and at least a light transmitting portion A luminaire head including a lower cover having a lower base formed therein, and a light source unit accommodated by the upper cover and the lower cover and irradiating light to the outside through the light transmitting unit, and fixedly installed inside the lower base. A pair of side wall plates having a lock fixing recess formed in the middle of the upper end portion, a lock body having a spring member supporting plate formed at the lower portion of the side wall plate, and a first pivot provided on the upper portion of the lock fixing recess. On the other side of the lock plate, the lock fixing recesses coupled by a shaft A double fixed lever coupled to a second pivot shaft provided at the upper end to be parallel to the first pivot shaft, and fixed to one side of the upper cover and accommodated in the lock fixing recess to the lock plate. The lock unit detachably coupled to the lower base, and is coupled to the lower base and is coupled to one side of the double fixing lever coupled to the unlock button for opening and closing the locking state of the upper cover and the lower cover.

The lock plate is located on one side of the first pivot shaft so as to face the double fixed lever, and the lock receiving recess for attaching and detaching the lock unit, located below the first pivot shaft and continuous to the lower surface of the lock receiving recess. It may include a stop projection formed by, and a holding projection formed continuously in the lower side portion of the stop projection.

The double fixed lever is located on the lower side than the second pivot axis and is formed on one side facing the lock plate, the paper protrusion formed on the one side in succession to the lower side of the locking jaw, and the paper protrusion Protruding from the lower portion may include a button connection portion coupled to the unlock button.

The lock plate may be configured to apply an elastic force such that when the upper cover and the lower cover are in the unlocked state, the stop protrusion overlaps with the lock locking recess and the retaining protrusion is positioned on the upper side of the locking jaw. It may further include a spring member.

The double fixing lever is the locking jaw by pressing the stop projection when the stop projection is engaged in the groove between the locking step and the paper projection when the upper cover and the lower cover is locked in the first stage. When the upper cover and the lower cover is in a two-stage locking state, if the stop projection is bound below the paper protrusion, the paper protrusion presses the stop protrusion to prevent the lock plate from moving. It may further include a second spring member to act.

The luminaire head provided with the button-type dual locking device according to another embodiment of the present invention is rotatably coupled to one side of the upper cover by an upper cover and a hinge portion, and has a lower base having a light transmitting portion formed at least in part. A luminaire head including a lower cover, and a light source unit accommodated by the upper cover and the lower cover and irradiating light to the outside through the light transmitting unit, and fixedly installed inside the lower base and recessed to lock the middle of the upper end. A pair of side wall plate having an additional portion and a lock body having a spring member support plate portion formed in the lower portion of the side wall plate, the lock plate is located on one side of the lock fixing recessed portion and coupled by a first pivot shaft provided at the upper end portion. Is located on the other side of the lock fixing recessed portion and is parallel to the first pivot axis A double fixing lever coupled by a second pivot shaft provided at the upper end to be carried out, the lock unit fixedly coupled to one side of the upper cover and accommodated in the lock fixing recess and detachably coupled to the lock plate; A stopper cam coupled by a third pivot shaft provided at a lower end of the side wall plate so as to be parallel to the first pivot shaft, and coupled to the lower base to be movable in and out, and coupled to one side of the double fixed lever to the upper portion. And a lock release button for opening and closing the locked state of the cover and the lower cover.

The lock plate is located on one side of the first pivot shaft so as to face the double fixed lever, and the lock receiving recess for attaching and detaching the lock unit, located below the first pivot shaft and continuous to the lower surface of the lock receiving recess. It may include a stop projection formed by, a retaining projection formed continuously in the lower surface portion of the stop projection, and a suppression projection formed continuously in the lower surface portion of the holding projection.

The double fixed lever is located on the lower side than the second pivot axis, the locking jaw formed on one side facing the lock plate, the paper protrusion formed on the one side in succession to the lower side of the locking jaw, the bottom of the paper protrusion It may include a relief groove portion formed concave on the one side in succession to the side portion, and a stop protrusion formed on the other side facing the stopper cam in succession to one end of the relief groove portion.

The stopper cam is positioned on an upper side of the third pivot shaft and includes a manual protrusion formed on one side facing the double fixed lever, and a cam protrusion located on the lower side of the manual protrusion and formed on the one side. can do.

The lock plate may be configured to apply an elastic force such that when the upper cover and the lower cover are in an unlocked state, the stop protrusion overlaps the lock locking recess and the retaining protrusion is positioned on the upper side of the locking jaw. It may further include a spring member.

The double fixing lever is the locking jaw by pressing the stop projection when the stop projection is engaged in the groove between the locking step and the paper projection when the upper cover and the lower cover is locked in the first stage. When the upper cover and the lower cover is in a two-stage locking state, if the stop projection is bound below the paper protrusion, the paper protrusion presses the stop protrusion to prevent the lock plate from moving. And it may further include a second spring member for acting an elastic force so that the stop protrusion to press the lower side of the cam projection when the upper cover and the lower cover is in the unlocked state.

The stopper cam may further include a third spring member that acts an elastic force to press the stop protrusion when the upper cover and the lower cover are in an unlocked state.

As described above, according to the luminaire head provided with a button-type double locking device according to an embodiment of the present invention, the cover is freely opened with one hand by installing a one-touch type double locking fastening structure for locking the upper cover and the lower cover. It is possible to provide the convenience of the operator, and the cover opening time is shortened compared to the conventional has the effect of easy maintenance and lamp replacement.

In addition, according to the luminaire head provided with a button-type double locking device according to an embodiment of the present invention by locking and unlocking the upper cover and the lower cover in two stages, the lock plate and the stopper cam is each torsion spring It rotates by a relatively necessary angle against the elastic force of the lock, and at the end of the two-step operation, the lock unit escapes from the lock receiving recess of the lock plate, so that the entire unlocking process can be performed simply by pressing the unlock button once. Since it can not be completed, there is an effect that can eliminate the risk of accidentally opening the lower cover by the vibration or external impact by the vehicle.

Advantages and features of the present invention and methods for achieving them will be apparent with reference to the embodiments described below in detail with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but will be implemented in various forms, and only the present embodiments are intended to complete the disclosure of the present invention, and the general knowledge in the art to which the present invention pertains. It is provided to fully convey the scope of the invention to those skilled in the art, and the present invention is defined only by the scope of the claims.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention.

1 to 6 show a luminaire head provided with a button-type dual locking device according to an embodiment of the present invention.

1 is a side view of a luminaire head provided with a button double locking device according to an embodiment of the present invention, Figure 2 is a locked state in the luminaire head provided with a button double locking device according to an embodiment of the present invention 3 is a cross-sectional view when in an unlocked state in a luminaire head provided with a button-type dual locking device according to an embodiment of the present invention, and FIG. 5 is an embodiment of the present invention. In the luminaire head provided with a button-type double locking device according to the separated perspective view showing a coupling relationship between the lock body, the lock plate, the double locking lever and the lock unit, Figure 5 is an exploded perspective view of Figure 4, Figure 6 is a front view of Figure 4 Will be shown respectively.

As shown in Figure 1 to 6, the luminaire head (1) equipped with a button-type double locking device according to an embodiment of the present invention is the upper cover 10, the lower cover 20, the lock body 30 , Lock plate 40, the dual fixing lever 50, the lock unit 60 and the release button 70 is configured to include.

First, the luminaire head 1 is composed of an upper cover 10 and a lower cover 20. The upper cover 10 and the lower cover 20 are rotatably coupled to one side of the upper cover 10 by the hinge portion 15. The lower cover 20 has a lower base 22 having a light transmitting portion 21 formed at least in part. The luminaire head 1 is accommodated by the upper cover 10 and the lower cover 20 and includes a light source unit 11 for irradiating light to the outside through the light transmitting unit 21. Here, the light transmitting part 21 may be made of transparent glass, and the light source part 11 may be a CDM (ceramic metal) lamp, an electrodeless lamp, a high pressure mercury lamp, a high pressure sodium lamp, a metal halide lamp, an LED lamp, or the like. .

Next, the lock body 30 will be described.

As shown in FIGS. 4 to 6, the lock body 30 is fixedly installed at one side of the lower base 22 constituting the lower cover 20 of the luminaire head 1. It consists of the 1st side wall plate 31a and the 2nd side wall plate 31b, The spring member support plate part 33 is provided in the lower end part of each 1st side wall plate 31a and the 2nd side wall plate 31b. In addition, a lock fixing recess 32 is formed in the middle of the upper end of each side wall plate 31 of the lock body 30. The lock fixing concave portion 32 has a concave shape downward, the lock unit 60 to be described later corresponding to the locking and unlocking operation of the upper cover 10 and the lower cover 20 is concave for locking lock. Removably coupled to the portion (32). In addition, a pair of first shaft holes 34a and second shaft holes 34b through which the first pivot shaft 41 and the second pivot shaft 51, which will be described later, are inserted, pass through the lock body 30. The first sidewall plate 31a and the second sidewall plate 31b are coupled to each other by the first pivot shaft 41 and the second pivot shaft 51. The lock body 30 configured as described above may be coupled to the spring member support plate 33 by tightening a screw and a nut (not shown) to the lower base 22.

Next, the lock plate 40 will be described.

The lock plate 40 is provided at the upper end of the side wall plate 31 by the first pivot shaft 41, and is located on one side of the lock fixing recess 32, that is, to the right side with respect to FIG. 6. The first pivot shaft 41 is installed through almost the center of the lock plate 40.

The lock plate 40 has a structure in which the lock accommodation recess 42, the stop protrusion 43, the retaining protrusion 44, and the suppression protrusion 45 are continuously formed. That is, in FIG. 6, the lock receiving recess 42 having a shape corresponding to the lock fixing recess 32 is formed in the left side portion of the lock plate 40, and is below the lock receiving recess 42. The stopper protrusion 43 is formed in the left side part. The retaining protrusion 44 is formed continuously in the lower left surface part of the said stopper 43. As shown in FIG. The retaining protrusion 44 is located below the first pivot shaft 41.

6, the lock plate 40 may further include a first spring member 46 that provides an elastic force in a clockwise rotation direction with respect to the first pivot shaft 41. That is, the coil part, which is the center of the first spring member 46, is wound around the first pivot shaft 41, and one straight end of the first spring member 46 is hung on the right end of the lock plate 40. The other end of the first spring member 46 in a straight shape is fitted to the spring member support plate portion 33 to press the lock plate 40 in the clockwise direction with respect to FIG. 6. Here, the first spring member 46 may be composed of a torsion coil spring.

Next, the double fixed lever 50 will be described.

The double fixing lever 50 is provided at the upper end of the side wall plate 31 by a second pivot shaft 51 parallel to the first pivot shaft 41, and has a lock fixing recess 32. It is located on the other side. The double fixing lever 50 has a locking jaw 52, the paper protrusion 53 is formed. That is, the locking jaw 52 is formed at a position located below the second pivot shaft 51 on the right side surface of the double fixed lever 50 with respect to FIG. 6. In addition, the paper protrusion 53 is formed continuously to the lower right surface portion of the locking step 52.

In addition, a lower portion of the paper-making protrusion 53 is provided with a button connecting portion 56 coupled with the unlocking button 70 for manipulating the double locking lever 50 on the basis of the locking or unlocking setting. That is, when the lock release button 70 is pressed, the button connecting portion 56 of the double fixing lever 50 is pushed to the left with respect to FIG. At this time, the release button 70 pressed by the worker is returned to its original position by the elastic restoring force of the second spring member 57 of the double fixing lever 50 when the pressurized force is removed.

The second spring member 57 provides an elastic force so that the double fixed lever 50 rotates counterclockwise with respect to the second pivot shaft 51. That is, the coil part, which is the center of the second spring member 57, is wound around the second pivot shaft 51, and one straight end of the second spring member 57 is caught by the left end of the double fixing lever 50. In addition, the other end of the straight shape of the second spring member 57 is fitted to the spring member support plate 33 to press the double fixing lever 50 in the counterclockwise rotation direction with respect to FIG. Here, the second spring member 57 may be composed of a torsion coil spring. At this time, the elastic force of the second spring member 57 is set larger than the elastic force of the first spring member 46.

Next, the lock unit 60 will be described.

The lock unit 60 is coupled to one side of the upper cover 10, and enters and locks the lock fixing recess 32 when the upper cover 10 and the lower cover 20 are locked. That is, the lock unit 60 is pushed downward toward the lock fixing recess 32 of the lock body 30 and fastened, and the first pivot is inserted into the lock receiving recess 42 of the lock plate 40. It is formed so as to be clamped toward the shaft 41 and fastened. Therefore, in the locked state of the upper cover 10 and the lower cover 20, the lock unit 60 enters the core portion of the lock fixing recess 32 and the lock receiving recess 42 in the lock fixing recess. It is affixed to the upper side of the part 32 and the lock accommodation recess 42.

Next, the unlock button 70 will be described.

Lock release button 70 is one side is protruded to the lower base 22 of the lower cover 20 is coupled to move from side to side, the other side and the button connection portion 56 of the double fixed lever 50 It is coupled with a connecting member 71, such as a screw, a pin. Therefore, when the lock release button 70 is pressed, the button connection portion 56 is pushed to one side. At this time, the release button 70 pressed by the worker is returned to its original position by the elastic restoring force of the second spring member 57 of the double fixing lever 50 when the pressurized force is removed.

Hereinafter, an operation process from the unlocked state to the locked state in the luminaire head provided with the button-type dual locking device according to an embodiment of the present invention will be described with reference to FIG. 7.

FIG. 7 is an explanatory diagram illustrating a process of closing the upper cover and the lower cover in the luminaire head provided with the button-type dual locking device according to the exemplary embodiment of FIG. 4, and FIG. FIG. 7B is a view illustrating a state in which the lock plate is rotated by the lock unit and the double locking lever is rotated at a predetermined angle, and FIG. c) is a view showing a state when the first stage lock state of the dual locking lever is established, Figures 7 (d) and 7 (e) show the state when the lock unit further progresses. 7 (f) is a view showing a state when the two-stage locking state of the double fixed lever is established, respectively.

As shown in FIG. 7A, the stop protrusion 43 of the lock plate 40 is inclined with respect to the unlocked state so as to overlap with the core of the lock fixing recess 32 of the lock body 30. Lose. The holding protrusion 44 of the lock plate 40 is located above the locking jaw 52 of the double fixing lever 50 and abuts on the right side surface of the double fixing lever 50.

In this unlocked state, as shown in FIG. 7B, when the lock unit 60 enters while pushing the stop protrusion 43 of the lock plate 40, the lock plate 40 moves to the first pivot shaft ( 41 is rotated in the counterclockwise direction while overcoming the elastic force of the first spring member 46. When the upper side of the locking jaw 52 of the double fixing lever 50 is pushed by the holding protrusion 44 of the lock plate 40 at the same time as the rotation operation, the double fixing lever 50 is centered on the second pivot shaft 51. By overcoming the elastic force of the second spring member 57 is rotated in the clockwise direction. At this time, the contact portion of the lock plate 40 and the double fixing lever 50 is changed from the holding protrusion 44 to the stop protrusion 43.

As shown in FIG. 7C, when the locking operation of the upper cover 10 and the lower cover 20 is further progressed, the lock unit 60 is connected to the lock receiving recess 42 of the lock plate 40. Retains the lock plate 40 into the groove between the locking jaw 52 and the paper-making protrusion 53 of the double locking lever 50 by entering the lock fixing recess 32 of the lock body 30 in the received state. (44) is caught, and the locking step (52) of the double fixing lever (50) is caught in the groove between the stop projection (43) and the holding projection (44) of the lock plate (40) to establish a one-stage locking state. do.

The locking operation of the upper cover 10 and the lower cover 20 is further continued, and a part of the cross section of the lock unit 60 is with respect to the straight line connecting the first pivot axis 41 and the second pivot axis 51. When it is moved downward, as shown in Fig. 7 (d) and 7 (e), by the stop projection 43 of the lock plate 40 of the locking jaw 52 of the double fixed lever 50 Since the upper side is pushed, the double fixing lever 50 rotates in the clockwise direction while overcoming the elastic force of the second spring member 57 about the second pivot shaft 51.

As shown in FIG. 7F, when the majority of the cross section of the lock unit 60 passes downward with respect to the straight line connecting the first pivot axis 41 and the second pivot axis 51, the lock plate The stop projection 43 of the 40 is caught by the groove between the locking jaw 52 and the paper projection 53 of the double fixing lever 50. When the locked state of the upper cover 10 and the lower cover 20 is completely completed, the lock unit 60 locks the lock fixing recesses 32 of the lock body 30 and the lock receiving recesses of the lock plate 40. Deeply caught in (42), a two-stage locking state is established.

Hereinafter, an operation process from the locked state to the unlocked state in the luminaire head provided with the button-type dual locking device according to an embodiment of the present invention will be described with reference to FIG. 8.

FIG. 8 is an explanatory view showing a process until the lower cover is opened by unlocking the double locking lever of FIG. 4 in two stages, and FIG. 8A shows an initial state in which the lower cover is locked with respect to the upper cover. 8B is a view showing a state when the one-stage unlocking operation of the dual fixed lever is started, and FIG. 8C shows a one-step unlocking operation of the double fixed lever. 8 (d) is a view showing a state when the two-stage unlocking operation of the dual fixed lever is started, and FIG. 8 (e) is a two-stage unlocking of the dual fixed lever. Each figure shows the state which operation was completed.

As shown in FIG. 8A, the lock unit 60 is attached to the lock fixing recess 32 of the lock body 30 and the lock receiving recess 42 of the lock plate 40. At the same time, the stop projection 43 of the lock plate 40 is attached to the groove between the locking jaw 52 and the paper projection 53 of the double fixing lever 50.

As shown in FIG. 8B, the button connecting portion 56 of the dual fixing lever 50 is connected to the second pivot shaft 51 by the unlocking button 70 connected to the button connecting portion 56. When the rotation of the second spring member 57 and the rotational force by a predetermined angle in the clockwise rotation direction to the center, the groove between the locking jaw 52 and the paper protrusion 53 of the double fixed lever 50 and the lock plate 40 Binding of the stop protrusion 43 of the () becomes gradually shallower, the stop projection 43 of the lock plate 40 is in contact with the lower surface portion of the locking projection (52) at the end. Subsequently, when the first stage unlocking operation of the double fixing lever 50 reaches the end point, the papermaking protrusion 53 of the double fixing lever 50 is brought into contact with the spring member support plate portion 33 of the lock body 30. do. At this time, since the locking jaw 52 of the double fixing lever 50 has moved away from the stop projection 43 of the lock plate 40, the lock plate 40 has a first pivot shaft due to the elastic force of the first spring member 46. It rotates about an angle in the clockwise direction about 41. The lock unit 60 is moved to the vicinity of the entrance of the lock fixing recess 32 of the lock body 30.

Subsequently, when the force applied to the double fixing lever 50 is removed by the unlocking button 70, as shown in FIG. 8C, the double fixing lever 50 is elastic to the second spring member 57. The rotational force rotates in the counterclockwise direction about the second pivot shaft 51 by the restoring force, and the first stage unlocking operation of the double fixing lever 50 is completely completed, so that the double fixing lever 50 When the lock unit 60 is locked to the lock receiving recess 42 of the lock plate 40 when the spring unit 57 is returned to its original position by the elastic force of the spring member 57, the lock fixing recess 32 of the lock body 30 is fixed. And the retaining protrusion 44 of the lock plate 40 fits into the groove between the locking jaw 52 and the paper-making protrusion 53 of the double fixing lever 50, thereby locking the lock plate 40. The lock unit 60 is held in a state where the lock unit 60 is locked by one stage at the entrance of the lock accommodation recess 42.

As shown in (d) of FIG. 8, the double locking lever 50 is continued with the release button 70 about the second pivot shaft 51 so as to overcome the elastic force of the second spring member 57. When the clock is rotated in the clockwise direction, the groove between the locking jaw 52 and the paper-making portion 53 of the double fixing lever 50 and the retaining protrusion 44 of the lock plate 40 gradually become shallow, and the retaining protrusion ( 44 is in contact with the lower surface portion of the locking jaw (52). Subsequently, when the two-stage unlocking operation of the double fixing lever 50 reaches the end point, the paper protrusion 53 of the double fixing lever 50 contacts the spring member supporting plate portion 33 of the lock body 30. Will be. At this time, the retaining protrusion 44 of the lock plate 40 is located on the upper side than the locking jaw 52 to be in contact with the right side of the double fixing lever 50, the suppression protrusion 45 of the lock plate 40 is the lock body It is caught by the spring member support plate portion 33 of (30). The lock unit 60 pushed by the stop protrusion 43 of the lock plate 40 is pushed out of the lock receiving recess 42 of the lock plate 40 and the lock fixing recess 32 of the lock body 30. . That is, the locked state of the upper cover 10 with respect to the lower cover 20 is released.

As shown in FIG. 8E, the second stage unlocking operation of the double fixing lever 50 is completely completed, and the double fixing lever 50 is caused by the elastic force of the second spring member 57. When it is returned to its original position, the retaining protrusion 44 of the lock plate 40 is finally positioned on the upper side of the locking jaw 52 of the double fixing lever 50 to be in contact with the right side of the double fixing lever 50. , The suppression protrusion 45 of the lock plate 40 is caught by the spring member support plate portion 33 of the lock body 30.

9 is a front view illustrating an initial state in which a lower cover is locked with respect to the upper cover in a luminaire head provided with a button-type dual locking device according to another embodiment of the present invention.

That is, in this embodiment, the stopper cam 80 is further provided, and the shape of the lock plate 40 and the double fixed lever 50 is changed as follows to operate the stopper cam 80.

The lock plate 40 is further provided with a suppression protrusion 45 in a row on the lower left surface portion of the retaining protrusion 44. The suppression protrusion 45 is formed to be inclined downwardly on the opposite side to the left side portion, that is, the right side portion in the drawing, in which the lock fixing recess 42, the stopping protrusion 43, and the retaining protrusion 44 are formed.

The double fixing lever 50 is further provided with a relief groove portion 54 so as not to interfere with the spring member support plate portion 33 continuously to the lower right surface portion of the paper protrusion 53. In addition, the stop protrusion 55 is further formed in the lower right portion of the relief groove 54 in succession. At this time, the stop protrusion 55 protrudes toward the right side more than the locking step 52 and the paper protrusion 53. A button connection portion 56 coupled to the unlocking button 70 is formed at the lower end of the stop protrusion 55.

As shown in FIG. 9, the stopper cam 80 is provided at the lower end of the side wall plate 31 by a third pivot shaft 81 parallel to the first pivot shaft 41. The stopper cam 80 is provided with a manual protrusion 82 and a cam protrusion 83. That is, the manual protrusion 82 is formed at the upper end of the left surface portion of the stopper cam 80. A triangular cam protrusion 83 is formed continuously below the left side surface portion of the manual protrusion 82.

In addition, the stopper cam 80 may further include a third spring member 84 that provides an elastic force in a counterclockwise rotation direction with respect to the third pivot shaft 81. That is, the coil part, which is the center of the third spring member 84, is wound around the third pivot shaft 81, and one straight end of the third spring member 84 is hung on the right side surface of the stopper cam 80. The other end portion of the straight spring shape of the third spring member 84 is fitted to the lower plate portion 31a of the side wall plate 31 of the lock body 30 so that the stopper cam 80 is half of FIG. 9. Pressurized in the clockwise direction. Here, the third spring member 84 may also be composed of a torsion coil spring.

Here, the first pivot shaft 41 of the lock plate 40, the second pivot shaft 51 of the double fixed lever 50 and the third pivot shaft 81 of the stopper cam 80 is a pair of It is provided in the horizontal direction between the side wall plate 31, and the 1st pivot axis | shaft 41 and the 2nd pivot axis | shaft 51 are located in the same height. In addition, as shown in FIG. 9, the lock fixing recess 32 of the lock body 30 is located almost immediately next to the first pivot shaft 41, and the first pivot shaft 41 is locked. It is on the right side of the fixing recessed part 32, and the 2nd pivot shaft 51 is located in the left side of the lock fixing recessed part 32. As shown in FIG.

Hereinafter, an operation process from the unlocked state to the locked state in the luminaire head provided with the button-type dual locking device according to another embodiment of the present invention will be described with reference to FIG. 10.

FIG. 10 is an explanatory view showing a process of closing the upper cover and the lower cover in the luminaire head provided with the button-type dual locking device according to another embodiment of FIG. 9, and FIG. 10 is a view showing a state in which the lock unit is in contact with the stop projection of the lock plate, and FIG. 10B is a view showing a state in which the lock plate is rotated by the lock unit and the double fixing lever and the stopper cam are rotated at a predetermined angle. 10 (c) is a view showing a state when the lock state of the first stage of the double fixed lever is established, Figures 10 (d) and 10 (e) is when the lock unit further progresses 10 (f) is a view showing a state when the two-stage locking state of the double fixed lever is established, respectively.

As shown in FIG. 10A, the stop protrusion 43 of the lock plate 40 is inclined with respect to the unlocked state so as to overlap the core portion of the lock fixing recess 32 of the lock body 30. Lose. The holding protrusion 44 of the lock plate 40 is located above the locking jaw 52 of the double fixing lever 50 and abuts on the right side surface of the double fixing lever 50. In addition, the stop protrusion 55 of the double fixing lever 50 abuts against the lower surface portion of the cam protrusion 83 of the stopper cam 80 in the unlocked state.

In this unlocked state, as shown in FIG. 10 (b), when the lock unit 60 enters while pushing the stop protrusion 43 of the lock plate 40, the lock plate 40 is moved to the first pivot shaft. The rotation of the first spring member 46 is rotated counterclockwise while overcoming the elastic force of the first spring member 46. When the upper side of the locking jaw 52 of the double fixing lever 50 is pushed by the holding protrusion 44 of the lock plate 40 at the same time as the rotation operation, the double fixing lever 50 is centered on the second pivot shaft 51. By overcoming the elastic force of the second spring member 57 is rotated in the clockwise direction. At this time, the contact portion of the lock plate 40 and the double fixing lever 50 is changed from the holding protrusion 44 to the stop protrusion 43. When the stop protrusion 55 of the double fixing lever 50 is moved away from the cam protrusion 83 of the stopper cam 80 by the rotation of the double fixing lever 50, the stopper cam 80 is connected to the third pivot shaft ( It rotates in the counterclockwise rotation direction by the elastic restoring force of the 3rd spring member 84 around 81, and binds to the suppression projection 45 of the lock plate 40 of the manual protrusion 82 of the stopper cam 80. As shown in FIG. .

As shown in FIG. 10C, when the locking operation of the upper cover 10 and the lower cover 20 is further progressed, the lock unit 60 is connected to the lock receiving recess 42 of the lock plate 40. Retains the lock plate 40 into the groove between the locking jaw 52 and the paper-making protrusion 53 of the double locking lever 50 by entering the lock fixing recess 32 of the lock body 30 in the received state. (44) is caught, the locking jaw 52 of the double fixing lever 50 is caught in the groove between the stop projection 43 and the retaining projection 44 of the lock plate 40 is established in the first stage of locking state Done. In this step, since the double fixed lever 50 rotates in the counterclockwise rotation direction by the elastic force of the second spring member 57, the cam protrusion 83 is stopped by the stop protrusion 55 of the double fixed lever 50. The pushed stopper cam 80 is rotated in the clockwise direction while overcoming the elastic force of the third spring member 84.

The locking operation of the upper cover 10 and the lower cover 20 is further continued, and a part of the cross section of the lock unit 60 is with respect to the straight line connecting the first pivot axis 41 and the second pivot axis 51. When it is moved downward, as shown in (d) and 10 (e) of Figure 10, by the stop projection 43 of the lock plate 40 of the locking jaw 52 of the double fixed lever 50 Since the upper side is pushed, the double fixing lever 50 rotates in the clockwise direction while overcoming the elastic force of the second spring member 57 about the second pivot shaft 51.

As shown in FIG. 10 (f), when most of the cross section of the lock unit 60 passes downward with respect to a straight line connecting the first pivot axis 41 and the second pivot axis 51, the lock plate The stop projection 43 of the 40 is caught by the groove between the locking jaw 52 and the paper projection 53 of the double fixing lever 50. When the locked state of the upper cover 10 and the lower cover 20 is completely completed, the lock unit 60 locks the lock fixing recesses 32 of the lock body 30 and the lock receiving recesses of the lock plate 40. (42) is deeply caught and becomes a two-stage locked state.

Hereinafter, an operation process from the locked state to the unlocked state in the luminaire head provided with the button-type dual locking device according to another embodiment of the present invention will be described with reference to FIG. 11.

FIG. 11 is an explanatory view showing the process until the cover is opened by operating the unlocking by dividing the double locking lever of FIG. 9 in two stages, and FIG. 11A shows that the lower cover is locked with respect to the upper cover. It is a figure which shows the initial state, FIG. 11 (b) is a figure which shows the state when the one-stage unlocking operation of the double fixed lever is started, and FIG. Fig. 11 (d) is a view of the state in which the double fixing lever is unlocked, and (e) in Fig. 11 (e) is a one-step unlocking operation of the double fixing lever. 11 (f) is a view showing a state when the two-stage unlocking operation of the double locking lever is started, and FIG. 11 (g) shows a two-stage unlocking operation of the double locking lever. A diagram showing a state when the end point is reached, and FIG. 11 (h) shows a state in which the two-stage unlocking operation of the dual locking lever is completed.

As shown in FIG. 11A, the lock unit 60 is attached to the lock fixing recess 32 of the lock body 30 and the lock receiving recess 42 of the lock plate 40. At the same time, the stop projection 43 of the lock plate 40 is bound to the groove between the locking jaw 52 and the paper projection 53 of the double fixing lever 50, the stop of the double fixing lever 50 The protrusion 55 abuts against the lower surface portion of the cam protrusion 83 of the stopper cam 80.

As shown in FIG. 11B, the second fixing member 50 is moved around the second pivot shaft 51 by the release button 70 connected to the button connecting portion 56. Overcoming the elastic force of the (57) and rotated by a predetermined angle in the clockwise rotation direction, the groove between the locking jaw 52 and the paper projection 53 of the double fixed lever 50 and the stop projection 43 of the lock plate (40) ) Is gradually shallower, the stop projection 43 of the lock plate 40 is in contact with the lower surface portion of the locking step 52 at the end. At this time, the stopper protrusion 55 of the double fixing lever 50 moves to the left side, so that the stopper cam 80 is clocked around the third pivot shaft 81 by the elastic force of the third spring member 84. The stopper cam 80 is slightly raised by rotating in the rotational direction.

As shown in FIG. 11C, when the first stage unlocking operation of the double fixing lever 50 reaches the end point, the paper-making portion 53 of the double fixing lever 50 is locked by the lock body 30. Abutting against the spring member support plate portion 33 of the < RTI ID = 0.0 >), < / RTI > the stop projection 55 of the double fixed lever 50 completely falls from the cam projection 83 of the stopper cam 80. At this time, since the locking jaw 52 of the double fixing lever 50 has moved away from the stop projection 43 of the lock plate 40, the lock plate 40 has a first pivot shaft due to the elastic force of the first spring member 46. It rotates about an angle in the clockwise direction about 41. In response to this rotation, the suppression projection 45 of the lock plate 40 is hung on the upper side of the manual projection 82 of the stopper cam 80. At this time, the lock unit 60 moves to the vicinity of the entrance of the lock fixing recess 32 of the lock body 30.

 As shown in FIG. 11D, when the force applied to the double fixing lever 50 is continuously removed by the unlocking button 70, the double fixing lever 50 has an elastic restoring force of the second spring member 57. It rotates in the counterclockwise rotation direction around the second pivot shaft 51, the stop protrusion 55 of the double fixed lever 50 is to press the cam projection 83 of the stopper cam 80 upward. For this reason, the stopper cam 80 is rotated at a predetermined angle in the clockwise direction against the elastic force of the third spring member 84 about the third pivot shaft 81. The rotation of the stopper cam 80 with the manual protrusion 82 and the locking plate 40 of the restraining protrusion 45 gradually becomes shallower, that is, the lock plate 40 is rotated as shown in FIG. It is suppressed. At this time, the elastic force of the second spring member 57 is set stronger than the elastic force of the third spring member 84.

As shown in FIG. 11E, the first stage unlocking operation of the double fixing lever 50 is completely completed, and the double fixing lever 50 is driven by the elastic force of the second spring member 57. When it is returned to its original position, the lock unit 60 is moved near the upper inlet of the lock fixing recess 32 of the lock body 30 in a state of being locked by the lock receiving recess 42 of the lock plate 40. The manual projection 82 of the stopper cam 80 is completely separated from the suppression projection 45 of the lock plate 40. The holding plate 44 of the lock plate 40 fits into the groove between the locking jaw 52 and the paper-making protrusion 53 of the double fixing lever 50 so that the lock plate 40 has a lock receiving recess 42. The lock unit 60 is held in the state of being locked at the entrance.

As shown in FIG. 11 (f), the double locking lever 50 is continuously centered on the second pivot shaft 51 so as to overcome the elastic force of the second spring member 57 with the release button 70. When the clock is rotated in the clockwise direction, the groove between the locking jaw 52 and the paper-making portion 53 of the double fixing lever 50 and the retaining protrusion 44 of the lock plate 40 gradually become shallow, and the retaining protrusion ( 44 is in contact with the lower surface portion of the locking jaw (52). When the stop protrusion 55 of the double fixing lever 50 is separated from the cam protrusion 83 of the stopper cam 80, the stopper cam 80 is moved by the third spring member 84 by the elastic restoring force of the third pivot shaft. It rotates in the counterclockwise rotation direction about 81, and the lower side part of the manual protrusion 82 of the stopper cam 80 is caught by the suppression protrusion 45 of the lock plate 40. As shown in FIG.

As shown in (g) of FIG. 11, when the second stage unlocking operation of the double fixing lever 50 reaches the end point, the paper-making portion 53 of the double fixing lever 50 is locked with the lock body ( When it comes in contact with the spring member support plate portion 33 of the 30, the stopper cam 80 is further rotated in the counterclockwise rotation direction, the lower side of the manual projection 82 of the stopper cam 80 and the lock plate ( The suppression protrusion 45 of 40 is further bound. At this time, the retaining protrusion 44 of the lock plate 40 is located on the upper side than the locking jaw 52 to be in contact with the right side of the double fixing lever 50, the suppression protrusion 45 of the lock plate 40 is the lock body It is caught by the spring member support plate portion 33 of (30). The lock unit 60 pushed by the stop protrusion 43 of the lock plate 40 is pushed out of the lock receiving recess 42 of the lock plate 40 and the lock fixing recess 32 of the lock body 30. . That is, the locked state of the upper cover 10 with respect to the lower cover 20 is released.

As shown in FIG. 11 (h), the second stage unlocking operation of the double fixing lever 50 is completely completed, and the double fixing lever 50 is caused by the elastic force of the second spring member 57. When it is returned to its original position, the stopper portion 55 of the double fixing lever 50 pushes the cam protrusion 83 of the stopper cam 80 so that the stopper cam 80 is centered on the third pivot shaft 81. Overcoming the elastic force of the third spring member 84 is rotated in the clockwise direction so that the manual projection 82 of the stopper cam 80 is completely separated from the suppression projection 45 of the lock plate (40). Finally, the retaining protrusion 44 of the lock plate 40 is located on the upper side than the locking jaw 52 of the double fixing lever 50 to be in contact with the right side of the double fixing lever 50, the lock plate of the The suppression protrusion 45 is caught by the spring member support plate portion 33 of the lock body 30.

According to the luminaire head provided with the button-type double locking device according to the present invention as described above, the lock receiving portion 42, the stopping projection 43, the holding projection 44, the suppression projection 45 to the lock plate 40 And a locking projection 52, a paper projection 53, a relief groove 54, and a stop projection 55 formed on the double fixing lever 50, and a manual projection 82 of the stopper cam 80. And the cam protrusions 83 are engaged with each other to be locked and unlocked in two stages so that the locked state of the upper cover 10 and the lower cover 20 can be maintained firmly. In addition, the lock state of the upper cover 10 and the lower cover 20 can be released only by the one-touch operation by the unlock button 70 is a useful invention.

Although the preferred embodiments of the present invention have been described in detail above, the scope of the present invention is not limited thereto, and various modifications and improvements of those skilled in the art using the basic concepts of the present invention defined in the following claims are also provided. It belongs to the scope of the invention.

1 is a side view of a luminaire head provided with a button-type double locking device according to an embodiment of the present invention,

Figure 2 is a cross-sectional view when in the locked state in the luminaire head with a button-type double locking device according to an embodiment of the present invention,

Figure 3 is a cross-sectional view when in the unlocked state in the luminaire head with a button-type dual locking device according to an embodiment of the present invention,

Figure 4 is a perspective view showing a coupling relationship between the lock body, the lock plate, the dual locking lever and the lock unit in the luminaire head with a button-type double locking device according to an embodiment of the present invention,

5 is an exploded perspective view of FIG. 4;

6 is a front view of FIG. 4,

7 is an explanatory view showing a process until the upper cover and the lower cover in the luminaire head provided with a button-type double locking device according to an embodiment of the present invention of Figure 4,

FIG. 8 is an explanatory view showing a process until the lower cover is opened by unlocking the double fixing lever of FIG. 4 in two steps; FIG.

9 is a front view showing a luminaire head provided with a button-type double locking device according to another embodiment of the present invention,

10 is an explanatory view showing a process until the upper cover and the lower cover in the luminaire head with a button-type double locking device according to another embodiment of the present invention of Figure 9, and

FIG. 11 is an explanatory view showing the process until the cover is opened by operating the unlocking by dividing the double fixing lever of FIG.

* Explanation of symbols on main parts of the drawings *

1. luminaire head 10. upper cover

11. Light source 20. Lower cover

21. Lower Base 22. Light Transmitter

30. Lock body 31a. First sidewall plate

31b. Second side wall plate 32. Lock receiving recess

33. Spring member support plate portion 34a. First shaft hole

34b. 2nd shaft hole 40. Rock plate

41. First pivot shaft 42. Lock receiving recess

43. Stopping protrusion 44. Holding protrusion

45. Suppression protrusion 46. First spring member

50. Double Locking Lever 51. Second Pivot Shaft

52. Hanging jaw 53. Papermaking protrusion

54. Relief groove 55. Stopping protrusion

56. Button Connection 57. Second Spring Member

60. Lock unit 70. Unlock button

71. Connecting member 80. Stopper cam

81. Third pivot axis 82. Manual protrusion

83. Cam protrusion 84. Third spring member

Claims (12)

delete delete delete delete delete An upper cover, a lower cover having a lower base rotatably coupled to one side of the upper cover by a hinge portion, and having a light transmitting portion formed on at least a portion thereof, and received by the upper cover and the lower cover and the light transmitting portion Luminaire head including a light source unit for irradiating light to the outside through the A lock body fixed to the inner side of the lower base and having a side wall plate having a lock fixing recess in the middle of the upper end and a pair of side wall plates and a spring member support plate formed at the lower side of the side wall plate, Located on one side of the lock fixing recess, coupled by a first pivot shaft provided in the upper end, located on one side of the first pivot shaft to face the double fixed lever, lock receiving recess for attaching and detaching the lock unit. And a stopper protrusion located below the first pivot shaft and continuously formed in a lower side portion of the lock receiving recess, a retaining protrusion continuously formed in the lower side portion of the stopper protrusion, and a suppression protrusion continuously formed in the lower side portion of the retaining protrusion. And when the upper cover and the lower cover is in the unlocked state, the stop spring overlaps with the lock locking recess and at the same time the first spring for applying an elastic force so that the retaining projection is located on the upper side than the locking jaw A lock plate including a member, Located on the other side of the lock fixing concave, coupled by a second pivot axis provided on the upper end to be parallel to the first pivot axis, located on the lower side than the second pivot axis and facing the lock plate A locking jaw formed on one side, a paper protrusion formed on one side of the lower surface of the locking jaw, a relief groove portion concave on one side of the paper protrusion, continuous on the lower surface portion, and one side end of the relief groove portion. A stop protrusion formed on the other side facing the stopper cam continuously, and when the top cover and the bottom cover are locked in the first step, when the stop protrusion is engaged in the groove between the stopper and the paper stop, the stoppage Pressing the stopper to act an elastic force so that the lock plate does not move and the upper cover and the lower When the sub-cover is locked in the second stage, when the stop protrusion is bound below the paper protrusion, the paper protrusion presses the stop protrusion to provide an elastic force so that the lock plate does not move, and the upper cover and the lower cover are locked. A double fixing lever including a second spring member that provides an elastic force to press down the cam protrusion when the stop protrusion is in a released state; A lock unit fixedly coupled to one side of the upper cover and accommodated in the lock fixing recess to be detachably coupled to the lock plate; A manual projection coupled to a third pivot shaft provided at a lower end of the side wall plate to be parallel to the first pivot shaft, and positioned on an upper side of the third pivot shaft and formed on one side facing the double fixed lever. And a cam protrusion which is located on the lower side of the manual protrusion and formed on the one side, and when the upper cover and the lower cover are in an unlocked state, an elastic force acts so that the lower side portion of the cam protrusion presses the stop protrusion. A stopper cam comprising a third spring member, and It is formed to protrude from the lower base of the lower cover to open and close the locking state of the upper cover and the lower cover is coupled to the left and right, and the other side is unlocked coupled to the button connection portion and the connecting member of the double fixed lever. Button Luminaire head with a button-type double locking device that includes. delete delete delete delete delete delete

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