CN107191832B - A kind of bridge illuminating lamp - Google Patents

Abstract

A bridge lighting lamp, comprising a lamp cap and a lamp holder, a connecting rod is fixedly arranged at the lower end of the lamp cap, a conical part and a pointed part located at the lower end of the conical part are arranged at the lower end of the connecting rod, and left and right extending parts are arranged in the pointed part. Locking grooves, the lamp holder is provided with a cavity, the top wall of the cavity is provided with upper sliding grooves correspondingly on the left and right, and the top wall of the upper sliding grooves is provided with an insertion groove penetrating the outer end, so A sliding push block can be installed up and down in the cavity, the upper end of the sliding push block is correspondingly provided with a push arm on the left and right, the push arm is movably installed in the upper slide push groove, and the push arm is provided with a A conical groove, the left and right of the sliding block are respectively provided with a connecting groove through the conical groove, the lower end of the sliding block is provided with an electrical terminal, and the bottom wall of the cavity is located below the electrical terminal. There is a slide groove, and a push plate can be movable up and down in the slide groove.

Description

a bridge lighting

technical field

The invention relates to the field of bridge lighting, in particular to a bridge lighting lamp.

Background technique

In bridge construction, some lighting lamps are generally installed for bridge night lighting. However, these lighting lamps are generally fixed and connected by fastening bolts. , its operation is cumbersome and complicated, which greatly reduces the efficiency of inspection and maintenance. At the same time, the lamp holders of the existing bridge lighting lamps are generally directly charged after installation. During maintenance, due to accidentally touching the conductive parts in the lamp holder All may cause the generation of electric shock accident, there is bigger potential safety hazard.

Contents of the invention

The object of the present invention is to provide a bridge lighting lamp for overcoming the above-mentioned defects in the prior art.

A bridge lighting lamp according to the present invention includes a lamp cap and a lamp holder, an LED bulb is fixed on the top of the lamp cap, a shell is arranged on the outer end surface of the LED bulb close to the lamp cap, and the lower end of the lamp cap is fixed with a A connecting rod, the lower end of the connecting rod is provided with a conical portion and a pointed portion located at the lower end of the conical portion, the pointed portion is provided with locking grooves extending left and right, the lamp holder is provided with a cavity, the The top wall of the cavity is provided with upper sliding grooves on the left and right, and the top wall of the upper sliding grooves is provided with an insertion groove through the outer end. A sliding push block can be installed in the cavity to move up and down. The upper end of the push block is provided with push arms correspondingly on the left and right, and the push arm is movably installed in the upper slide push groove. The connecting groove of the conical groove, the lower end of the sliding push block is provided with an electric terminal, and the bottom wall of the cavity is provided with a sliding groove below the electric terminal, and the sliding sliding groove can be up and down A push plate is movably installed, and the push plate is provided with an electric connection hole with the opening end facing upward and matched with the electric connection terminal, and a screw hole with the opening end facing downward, and the screw hole is matched and connected with a A stud, the lower end of the stud is connected to the motor fixedly installed in the bottom wall of the sliding slide groove, the left and right ends of the push plate are also provided with a first inclined surface, and the bottom wall of the cavity is also Holes are correspondingly arranged on the left and right, and a placement groove is also arranged between the holes and the sliding sliding groove, and a locking device is installed in the placement groove.

In a further technical solution, the locking device includes a locking arm that can be movably installed in the placement groove left and right and cooperates with the locking groove, and the upper and lower end walls of the placement groove are also provided with guides that extend left and right. The upper and lower ends of the locking arm are fixed with convex top blocks, and the convex top blocks are movably installed in the position guide groove, and the first elastic pressing part is also installed in the position guide groove. An elastic pressing piece is fixedly connected with the convex top block, and the inner end of the locking arm is provided with a second inclined surface matched with the first inclined surface.

In a further technical solution, the width of the upper end of the conical groove is the same as that of the insertion groove, and the width of the lower end of the conical groove is the same as that of the through groove.

In a further technical solution, a side groove is provided in the side wall of the communication groove, and a power connection pin is installed in the side groove, and the power connection pin protrudes into the communication groove and connects with the connection groove. The electrical connection terminal is electrically connected.

In a further technical solution, a second spring pressing member is installed between the lower end of the sliding push block and the bottom wall of the cavity.

In a further technical solution, the hole is located below the communication groove, and the width of the communication groove is the same as the width of the hole and the width and narrowness of the pointed head.

The beneficial effects of the present invention are:

1. Since the lamp holder in the device of the present invention is in the initial state, the sliding push block is pressed upward under the action of the second spring pressing member, so that the push arm is completely shrunk in the upper sliding push groove, and the insertion groove and the conical groove Connected to each other, and the push plate is located at the bottom of the slide groove, and the power connection terminal does not match the power connection hole. Therefore, accidental contact and electric shock accidents may be avoided;

2. When installing, insert the connecting rod into the mating groove and push it down. When the bottom end of the pointed head is inserted into the bottom of the hole, start the motor, and the motor can drive the push plate to slide upward, and the push plate slides upward. In the process, on the one hand, the first inclined surface of the push plate acts on the second inclined surface, and the locking arm is pushed outwards and inserted into the locking groove of the pointed head, so that the connecting rod is locked in the lamp In the seat, on the other hand, the power-connecting terminal can be matched with the power-connecting hole, so that the power-connecting terminal can be energized, and the power-connecting terminal can energize the power-connecting pin. Since the power-connecting pin is in contact with the pointed head, In this way, the connecting rod can be charged and the lighting lamp can be energized, so as to realize the rapid installation of the lamp head and improve the installation efficiency;

3. When disassembling, start the motor in the reverse direction, the motor can drive the push plate to slide down, when the push plate slides down to the bottom of the slide groove, the power connection terminal is disengaged from the power connection hole, and the locking arm is in the Under the action of the first elastic part, it retracts into the placement groove and makes the second inclined surface extend into the sliding push groove. When the locking arm retracts into the placement groove, the locking arm breaks away from the locking groove, thereby connecting the The lever is unlocked to allow the lamp head to be pulled out upwards;

4. The device of the present invention is simple in structure, easy to disassemble and assemble, high in safety, and greatly improves the efficiency of inspection and maintenance.

Description of drawings

Fig. 1 is a structural schematic diagram of a lamp cap and a lamp holder of the present invention.

Fig. 2 is a schematic structural view of the lamp holder in Fig. 1 when it is inserted into the lamp socket and is not locked.

Fig. 3 is a schematic structural view of the lamp holder in Fig. 1 when it is inserted into the lamp socket and locked.

FIG. 4 is a schematic structural diagram at point A in FIG. 1 .

Fig. 5 is a left side view of the lamp holder in Fig. 1 .

Detailed ways

The present invention will be described in detail below in conjunction with FIGS. 1-5 .

Referring to Figures 1-5, a bridge lighting lamp according to an embodiment of the present invention includes a lamp base 1 and a lamp holder 2, the top of the lamp base 1 is fixed with an LED bulb 101, and the LED bulb 101 is close to the lamp base 1 A casing 102 is provided on the outer end surface, through which a better point of force can be provided when the lamp holder 1 is pulled out, preventing excessive force from causing damage to the ED light bulb 101, and the lamp holder 1 The lower end is fixed with a connecting rod 11, the lower end of the connecting rod 11 is provided with a conical portion 12 and a pointed portion 13 located at the lower end of the conical portion 12, the pointed portion 13 is provided with a locking groove 131 extending left and right, A cavity 22 is provided in the lamp holder, upper sliding grooves 25 are respectively arranged on the left and right sides of the top wall of the cavity 22, and an insertion groove 21 penetrating the outer end is arranged in the top wall of the upper sliding groove 25, so that In the cavity 22, a sliding block 3 is movable up and down, and the upper end of the sliding block 3 is provided with a push arm 31 on the left and right, and the push arm 31 is movably installed in the upper sliding groove 25. The push arm 31 is provided with a conical groove 32, and the sliding block 3 is provided with a connecting groove 33 passing through the conical groove 32 on the left and right, and the lower end of the sliding block 3 is provided with an electrical connection terminal 36 , the bottom wall of the cavity 22 is located below the electrical connection terminal 36 and is provided with a sliding push groove 23, and a push plate 4 is movable up and down in the slide push groove 23. In the push plate 4, An electric connection hole 46 with the opening facing upwards and matched with the electric connection terminal 36 and a screw hole 41 with the opening facing downwards are provided, and a stud 42 is fitted and connected in the screw hole 41, and the lower end of the stud 42 is It is connected with the motor 43 fixedly installed in the bottom wall of the slide groove 23, the left and right ends of the push plate 4 are also provided with a first inclined surface 44 correspondingly, and the left and right sides of the bottom wall of the cavity 22 are also provided correspondingly. There is a slot 24, and a placement slot is provided between the slot 24 and the sliding slot 23, and a locking device is installed in the slot.

Beneficially or exemplarily, the locking device includes a locking arm 5 that can be movably installed in the placement groove left and right and cooperates with the locking groove 131, and the upper and lower end walls of the placement groove are also provided with left and right Extended guide groove 51, the upper and lower ends of the locking arm 5 are fixed with convex top blocks 53, and the convex top blocks 53 are movably installed in the guide groove 51, and the described guide groove 51 is also A first elastic member 52 is installed, and the first elastic member 52 is fixedly connected with the convex top block 53 , and the first elastic member 51 is used to bias the locking arm 5 toward the sliding groove 23 To make the locking arm 5 extend into the sliding groove 23 , the inner end of the locking arm 5 is provided with a second inclined surface 54 matched with the first inclined surface.

Beneficially or exemplary, the width of the upper end of the conical groove 32 is the same as that of the insertion groove 21 , and the width of the lower end of the conical groove 32 is the same as the width of the through groove 33 .

Beneficially or exemplarily, a side groove 34 is provided in the side wall of the communication groove 33, and a power connection pin 35 is installed in the side wall, and the power connection pin 35 extends into the It passes through the slot 33 and is electrically connected to the electrical terminal 36 .

Beneficially or exemplary, a second elastic member 37 is installed between the lower end of the sliding block 3 and the bottom wall of the cavity 22, and the second elastic member 37 is used to push the sliding block 3 upwards. pressure.

Beneficially or exemplary, the hole 24 is located below the communication groove 33 , and the width of the communication groove 33 is the same as the width of the hole 24 and the width and narrowness of the pointed portion 13 .

When the lamp holder in the device of the present invention is in the initial state, the sliding block 3 is pressed upwards under the action of the second elastic member 37 so that the pushing arm 31 is completely shrunk in the upper sliding groove. 25, the insertion groove 21 is connected with the conical groove 32, and the push plate 4 is located at the bottom of the slide groove 23, and the locking arm 5 is at the bottom of the first elastic member 52. Under the action, the second inclined surface 54 extends into the sliding groove 23;

When installing, insert the connecting rod 11 into the insertion groove 21 and push it downward. During the downward movement of the connecting rod 11, the pointed part 13 is first inserted into the communication groove 33 and in contact with the contact pin 35, then the conical portion 12 will cooperate with the conical groove 32, and when the connecting rod 11 is pushed down further, the sliding block 3 will be pushed down, and Finally, the bottom end of the pointed portion 13 will be inserted into the bottom of the hole 24, because the push plate 4 is located at the bottom of the slide groove 23, and the depth of the slide groove 23 is the same as that of the push plate. The thickness difference of 4 is greater than the length of the electrical connection terminal 36 in the longitudinal direction, therefore, the electrical connection terminal 36 protrudes into the sliding slide groove 23 but does not cooperate with the electrical connection hole 46, Now, start described motor 43, and described motor 43 drives described stud 42 to rotate, and described stud 42 can drive described push plate 4 to slide upwards, and the process of described push plate 4 to slide upwards, on the one hand , the first inclined surface 44 of the push plate 4 will act on the second inclined surface 54, and the locking arm 5 is pushed outwards to extend into the lock of the pointed portion 13. slot 131, so that the connecting rod 11 is locked in the lamp holder 2, and on the other hand, the electrical connection terminal 36 can be matched with the electrical connection hole 46, so that the electrical connection terminal 36 energized, and the electrical connection terminal 36 can energize the electrical connection pin 35, because the electrical connection pin 35 is in contact with the pointed portion 13, thereby the connecting rod 11 can be electrified, and the The lighting lamp is energized; when dismounting, start the motor 42 in reverse, and the motor 42 can drive the stud 42 to rotate in reverse, and the stud 42 can drive the push plate 4 to slide downward, and the push plate 4 can slide downward. When the push plate 4 slides down to the bottom end of the sliding push groove 23, the power connection terminal 36 is disengaged from the power connection hole 46, and the locking arm 5 is positioned at the bottom of the first spring pressing member 52. Under the action, it retracts into the placement groove and makes the second inclined surface 54 extend into the sliding slide groove 23. When the locking arm 5 retracts into the placement groove, the lock The closing arm 5 is disengaged from the locking groove 131, thereby unlocking the connecting rod 11, and then pulling out the lamp head 1 upwards, and the sliding push block 3 is pushed upward under the action of the second spring pressing member 37. The pushing arm 31 is completely retracted in the upper sliding groove 25 by pressing.

The beneficial effect of the present invention is that: when the lamp holder in the device of the present invention is in the initial state, the sliding push block is pressed upward under the action of the second spring pressing member, so that the push arm is completely contracted in the upper sliding push groove, and the insertion The closing groove is connected with the conical groove, and the push plate is located at the bottom of the sliding groove, and the power connection terminal does not cooperate with the power connection hole. Therefore, accidental contact and electric shock accidents caused by accidental contact can be avoided;

When installing, insert the connecting rod into the mating groove and push it down. When the bottom end of the pointed head is inserted into the bottom of the hole, start the motor, and the motor can drive the push plate to slide upward. The process of the push plate sliding upward, On the one hand, the first inclined surface of the push plate will act on the second inclined surface, and the locking arm will be pushed outward and extend into the locking groove of the pointed part, so that the connecting rod is locked in the lamp holder , on the other hand, the power connection terminal can be matched with the power connection hole, so that the power connection terminal can be energized, and the power connection terminal can be energized by the power connection pin. Since the power connection pin is in contact with the pointed head, it can be Charge the connecting rod and energize the lamp, so as to realize the rapid installation of the lamp head and improve the installation efficiency;

When disassembling, start the motor in the reverse direction, and the motor can drive the push plate to slide downward. When the push plate slides down to the bottom of the slide groove, the power connection terminal and the power connection hole are disengaged, and the locking arm is in the first position. Under the action of the spring, it retracts into the placement groove and makes the second inclined surface extend into the sliding push groove. When the locking arm retracts into the placement groove, the locking arm breaks away from the locking groove, thereby unlocking the connecting rod And allow the lamp head to be pulled out upwards;

The device of the invention has the advantages of simple structure, convenient disassembly and assembly, high safety and greatly improved maintenance efficiency.

It will be clear to those skilled in the art that various modifications to the above embodiments can be made without departing from the general spirit and concept of the present invention. They all fall within the protection scope of the present invention. The protection scheme of the present invention shall be based on the appended claims of the present invention.

Claims (6)

1. A bridge lighting lamp, comprising a lamp cap and a lamp holder, characterized in that: the top of the lamp cap is fixed with an LED bulb, the outer end surface of the LED bulb near the lamp cap is provided with a shell, and the lower end of the lamp cap is fixed A connecting rod is provided, the lower end of the connecting rod is provided with a conical part and a pointed part located at the lower end of the conical part, a locking groove extending left and right is provided in the pointed part, a cavity is provided in the lamp holder, and the The top wall of the cavity is provided with upper sliding grooves on the left and right, and the top wall of the upper sliding grooves is provided with an insertion groove through the outer end. A sliding push block can be installed in the cavity to move up and down. The upper end of the push block is provided with push arms correspondingly on the left and right sides, and the push arm is movably installed in the upper slide push groove, and the push arm is provided with a conical groove, and the left and right of the slide push block are respectively provided with through cones. The connecting groove of the groove, the lower end of the sliding push block is provided with a connecting terminal, and the bottom wall of the cavity is provided with a sliding sliding groove below the connecting terminal, and the sliding sliding groove can move up and down. A push plate is installed, and the push plate is provided with an electric connection hole with the opening end facing upward and matching with the power connection terminal, and a screw hole with the opening end facing downward, and a stud is installed in the screw hole for matching connection. The lower end of the stud is connected to the motor fixedly installed in the bottom wall of the slide groove, the left and right ends of the push plate are also provided with a first inclined surface, and the bottom wall of the cavity is also provided with holes corresponding to the left and right. , A placement slot is also provided between the hole slot and the sliding slide slot, and a locking device is installed in the placement slot. 2. A bridge lighting lamp according to claim 1, characterized in that: the locking device includes a locking arm that can be moved left and right in the placement groove and cooperates with the locking groove, the The upper and lower end walls of the placement groove are also provided with guide slots extending left and right, and the upper and lower ends of the locking arm are fixed with convex top blocks, and the convex top blocks are movably installed in the guide slots. A first elastic pressing piece is also installed in the bit groove, and the first elastic pressing piece is fixedly connected with the convex top block, and the inner side end of the locking arm is provided with a second inclined surface matched with the first inclined surface . 3. A bridge lighting lamp according to claim 1, characterized in that: the groove width of the upper end of the conical groove is the same as the groove width of the insertion groove, and the groove width of the lower end of the conical groove is the same as that of the The groove width of the combined groove is the same. 4. A bridge lighting lamp according to claim 1, characterized in that: side grooves are provided in the side walls of the communication groove, and power connection pins are installed in the side grooves, and the power connection pins are installed in the side grooves. The pin piece protrudes into the communication slot and is electrically connected with the electrical terminal. 5 . The bridge lighting lamp according to claim 1 , wherein a second spring pressing member is installed between the lower end of the sliding block and the bottom wall of the cavity. 6 . 6. A bridge lighting lamp according to claim 1, characterized in that: the hole is located below the opening and closing groove, and the width of the opening and closing groove is the same as the width of the hole and the tip The width of the head is the same.