Lamp box structure of ultrathin emergency lamp and emergency lamp applying lamp box structure

Abstract

The utility model relates to the technical field of emergency lamps, in particular to a lamp box structure of an ultrathin emergency lamp and the emergency lamp applying the lamp box structure. A plurality of installation preset groove plates are arranged on the lamp box body, a junction box can be inserted into the side edge corresponding to each installation preset groove plate in a clamped mode, each junction box can be opened and closed, an installation cavity is formed in each junction box in a penetrating mode, and the installation cavities are right opposite to the installation preset groove plates. The lamp box body comprises a top frame and a base plate which are clamped with each other, the base plate is in a box body shape with an opening in one end, the base plate comprises a bottom plate and a surrounding plate annularly arranged in the circumferential direction of the bottom plate, bolt holes used for installing bolts are formed in the bottom plate, and a plurality of installing preset groove plates are arranged on the surrounding plate; according to the utility model, a thin emergency lamp can be designed to be universal for connector lugs of two kinds of commercial power lines, and the use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of emergency lights, in particular to a light box structure of an ultra-thin emergency light and an emergency light using the light box structure. Background Art

[0002] Emergency lights are a general term for emergency lighting fixtures. Fire emergency lighting systems primarily include accident emergency lighting, emergency exit signs, and indicator lights. These are used to guide trapped personnel to evacuate or initiate firefighting and rescue operations after the normal lighting power is cut off in the event of a fire.

[0003] In the existing technology, for the sake of aesthetics and the wires are not exposed, the customer's commercial wires are either a terminal head wrapped in a 21mm diameter PVC threaded tube or a terminal head wrapped in a thin plastic tube. For the terminal head wrapped in the thin plastic tube, the wires can directly pass through the through-hole (12mm in diameter) of the emergency light box to connect to the power supply of the emergency light. Since the thin plastic tube is outside the emergency light, the light box can be made very thin. If the terminal head is wrapped in a PVC threaded tube, a part of the PVC threaded tube needs to be embedded in the through-hole of the emergency light box. In order to match the diameter of the PVC tube, the emergency light box needs to be made thick. In this way, the same model of emergency light needs to be made into thick and thin versions. How to design an emergency light box structure that can adapt to the two types of wire heads for connecting emergency lights is an urgent problem that needs to be solved. Utility Model Content

[0004] The purpose of the utility model is to provide an ultra-thin emergency light box structure and an emergency light using the light box structure, so as to solve the problem in the prior art that emergency lights cannot be compatible with two types of mains wire connectors and the same model of emergency light needs to be made into two thick and thin versions.

[0005] The technical solution of the utility model is: a light box structure of an ultra-thin emergency light, comprising: a light box body, a plurality of preset installation slots are provided on the light box body, a junction box can be inserted into the side of each preset installation slot, each of the junction boxes can be opened and closed and has an installation cavity running through it, and the installation cavity is directly opposite to the preset installation slot.

[0006] Preferably, the light box body includes a top frame and a chassis that are engaged with each other, and the chassis is in the shape of a box with one end open. The chassis includes a bottom plate and a surrounding plate arranged along the circumference of the bottom plate. Bolt holes for installing bolts are provided on the bottom plate, and a plurality of the preset installation slots are arranged on the surrounding plate.

[0007] Preferably, the cross-section of the enclosure is square, the upper body of the enclosure is provided with at least one preset installation slot plate, the left body of the enclosure is provided with at least one preset installation slot plate, and the right body of the enclosure is provided with at least one preset installation slot plate.

[0008] Preferably, the base plate is provided with a first mounting slot and a second mounting slot of the same structure for the card-inserting junction box, and the first mounting slot and the second mounting slot themselves are both left-right symmetrical structures; the length direction of the first mounting slot is parallel to the width direction of the base plate, and the length direction of the second mounting slot is parallel to the length direction of the base plate.

[0009] Preferably, the first mounting groove includes a first groove plate protruding from the bottom plate and in a U shape, and a rectangular plate arranged above the first groove plate and parallel to the first groove plate, and the first groove plate and the rectangular plate 14 are enclosed to form the first mounting groove;

[0010] The rectangular plate has a cylinder protruding from one end surface toward the first slot plate, and the cylinder head has an inclined surface. With the rectangular plate as a reference, the inclined surface is lower on the side close to the outer edge of the bottom plate and higher on the side away from the outer edge of the bottom plate.

[0011] Preferably, the installation preset groove plate includes two concentric annular grooves and an annular portion surrounded by the two concentric annular grooves;

[0012] The junction box comprises an upper box body and a lower box body connected at one side, the upper box body being provided with a clip protruding relative to the upper box body on a side away from the connection with the lower box body, and the lower box body being provided with a clip block having a triangular wedge-shaped cross-section that is clipped with the clip block on a side away from the connection with the upper box body; an upper rib plate with a semicircular notch extending from the upper box body to the lower box body, and a lower rib plate with a semicircular notch extending from the lower box body to the upper box body, the upper rib plate and the lower rib plate enclosing a mounting cavity;

[0013] The lower box body is provided with a card inserting plate which is inserted into the first mounting slot and has an interference fit with the first mounting slot. The card inserting plate is provided with a socket for the cylinder to be inserted when the card inserting plate is inserted into the first mounting slot.

[0014] Preferably, the top frame includes a square frame, an annular inserting plate arranged on the bottom surface of the square frame and perpendicular to the square frame, a plurality of raised blocks with trapezoidal cross-sections are provided on the inner wall of the enclosure plate, and the inserting plate is provided with notches that engage with the convex blocks;

[0015] A plurality of hooks are vertically arranged on the bottom surface of the square frame, and the plurality of hooks are located inside the annular plug plate; each hook comprises a connecting plate connected to the bottom surface of the square frame and a wedge block with a trapezoidal cross section arranged on the head of the connecting plate.

[0016] Preferably, the lower body of the inserting plate is provided with at least one L-shaped groove to form at least one clamping plate, the head of each clamping plate has a chamfer formed by an inclined surface, and the top surface of each clamping plate is provided with a first clamping protrusion with a semicircular cross section;

[0017] A rectangular groove is provided at the position of the enclosure corresponding to the card plate, and a locking piece is mounted in the rectangular groove; the locking piece includes a push plate and a pair of card blocks arranged on the bottom surface of the push plate; one of the card blocks is provided with a second card protrusion with a semicircular cross-section corresponding to the first card protrusion, and the locking piece can be moved in the rectangular groove so that the card plate is located between the pair of card blocks or leaves between the pair of card blocks. When the card plate is located between the pair of card blocks, the first card protrusion is against the card block, and the second card protrusion is against the top surface of the card block.

[0018] Preferably, the bolt hole is formed by splicing a round hole with a waist-shaped hole, and the diameter of the round hole is larger than the width of the waist-shaped hole.

[0019] The utility model also provides an emergency light, comprising a light box structure, wherein the light box structure is the light box structure of the above-mentioned ultra-thin emergency light.

[0020] Compared with the prior art, the advantages of the present invention are:

[0021] (1) The utility model provides a light box structure of an ultra-thin emergency light and an emergency light using the light box structure. If the mains power line is a terminal block wrapped in a thin plastic tube, the terminal block directly passes through the opening to connect to the power supply of the emergency light, and a part of the thin plastic tube is hidden in the junction box body; if the mains power line is a terminal block wrapped in a PVC threaded tube, the terminal block directly passes through the opening to connect to the power supply of the emergency light, and a part of the PVC threaded tube is hidden in the junction box. By setting the junction box, it is possible to avoid opening a 21 mm perforation on the light box of the emergency light, thereby avoiding increasing the thickness of the light box of the emergency light, and realizing the design of a thin terminal block for the emergency light that is universal for two mains power lines, which is convenient to use.

[0022] (2) The utility model provides a light box structure of an ultra-thin emergency light and an emergency light using the light box structure. The bottom surface of the square frame is vertically provided with a plurality of hooks. The signboard, light guide plate, and reflective paper 22 are embedded in the top frame from the outside to the inside through the hooks. Since the outermost signboard is soft, when the signboard needs to be replaced, the previous signboard is directly pinched and pulled out, and then the four sides of the new signboard are directly inserted into the gap between the square frame and the light guide plate, which makes it easy to replace the signboard.

[0023] (3) The utility model provides a light box structure of an ultra-thin emergency light and an emergency light using the light box structure. When the top frame is installed on the chassis, the top frame cover is pressed on the chassis, and then the raised block on the enclosure is stuck in the groove. Then, the locking part is moved so that the card plate is located between a pair of card blocks, and the top frame and the chassis are fixed again. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0025] Figure 1This is a front structural diagram of a light box structure of an ultra-thin emergency light according to this embodiment;

[0026] Figure 2 This is a schematic diagram of the reverse structure of a light box structure of an ultra-thin emergency light according to this embodiment;

[0027] Figure 3 This is a schematic diagram of the exploded structure of a light box structure of an ultra-thin emergency light according to this embodiment;

[0028] Figure 4 This is a schematic structural diagram of the top frame of this embodiment at an upward viewing angle;

[0029] Figure 5 Schematic diagram of the structure of the top frame of this embodiment;

[0030] Figure 6 for Figure 3 Schematic diagram of the enlarged structure at A in the middle;

[0031] Figure 7 Schematic diagram of the structure of the chassis described in this embodiment;

[0032] Figure 8 for Figure 7 Schematic diagram of the enlarged structure at B in the middle;

[0033] Figure 9 This is a schematic diagram of the structure of the locking member of this embodiment installed in the rectangular groove;

[0034] Figure 10 This is a schematic diagram of the structure in which the top frame is installed on the chassis according to this embodiment;

[0035] Figure 11 for Figure 10 Schematic diagram of the enlarged structure at C in the middle;

[0036] Figure 12 Schematic diagram of the structure of the locking member of this embodiment;

[0037] Figure 13 This is a schematic structural diagram of the first installation slot and the second installation slot of this embodiment;

[0038] Figure 14 This is a structural schematic diagram of the first installation slot and the second installation slot from another perspective of this embodiment;

[0039] Figure 15 Schematic diagram of the structure of the wiring slot described in this embodiment.

[0040] Among them: 1. Top frame, 2. Square frame, 3. Insert plate, 4. Notch, 5. Chassis, 6. Bottom plate, 7. Enclosure, 8. Raised block, 9. Bolt hole, 10. Install preset slot plate, 11. First mounting slot, 12. Second mounting slot, 13. First slot plate, 14. Rectangular plate, 15. Cylinder, 16. Inclined surface, 17. Hook, 18. Connecting plate, 19. Wedge, 20. Sign, 21. Light guide plate, 22. Reflector Paper, 23, card board, 24, first card protrusion, 25, card locking member, 26, push plate, 27, card block, 28, second card protrusion, 29, rectangular groove, 30, upper box body, 31, lower box body, 32, card strip, 33, card insert block, 34, upper rib plate, 35, lower rib plate, 36, card insert plate, 37, jack, 38, upper light bar, 39, reflective strip, 40, battery, 41, driver, 42, lower light bar, 43, spotlight housing. DETAILED DESCRIPTION

[0041] The following is a further detailed description of the present invention in conjunction with specific embodiments:

[0042] In the description of the utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the utility model.

[0043] like Figure 1 、 Figure 2 As shown, a light box structure of an ultra-thin emergency light comprises: a light box body, a plurality of mounting preset slot plates 10 (such as Figure 3 、 Figure 7 、 Figure 10 As shown), a junction box can be inserted into the side of each preset slot plate 10, each junction box can be opened and closed and has an installation cavity opened inside, and the installation cavity is opposite to the preset slot plate 10; Figure 3 、 Figure 10 As shown, the light box body includes a top frame 1 and a chassis 5 that are engaged with each other. The chassis 5 is in the shape of a box with one end open. The chassis 5 includes a bottom plate 6 and a surrounding plate 7 arranged along the circumference of the bottom plate 6. Bolt holes 9 for mounting bolts are provided on the bottom plate 6. A plurality of preset mounting slot plates 10 are arranged on the surrounding plate 7. The preset mounting slot plates 10 include two concentric annular grooves and an annular portion surrounded by the two concentric annular grooves.

[0044] like Figure 7As shown, the bolt hole 9 is formed by splicing a round hole with a waist-shaped hole, and the diameter of the round hole is larger than the width of the waist-shaped hole. The structural setting of the bolt hole 9 in this example is that the light box can be fixed to the wall directly by passing the bolt through the round hole. It is also possible to first nail three screws on the wall, and then pass the larger diameter tail of the screw through the round hole, and then move the light box down to let the screw body enter the waist-shaped hole part, so that the light box is hung on the three screws. The cross section of the enclosure 7 is square, and the upper body of the enclosure 7 is provided with at least one preset installation slot plate 10, the left body of the enclosure 7 is provided with at least one preset installation slot plate 10, and the right body of the enclosure 7 is provided with at least one preset installation slot plate 10.

[0045] like Figure 13 、 Figure 14 As shown, the base plate 6 is provided with a first mounting slot 11 and a second mounting slot 12 of identical structure for the card-insertion junction box. The first mounting slot 11 and the second mounting slot 12 are both bilaterally symmetrical. The length of the first mounting slot 11 is parallel to the width of the base plate 6, and the length of the second mounting slot 12 is parallel to the length of the base plate 6. The first mounting slot 11 includes a first U-shaped slot plate 13 protruding from the base plate 6, and a rectangular plate 14 disposed above and parallel to the first slot plate 13. The first slot plate and the rectangular plate 14 enclose the first mounting slot 11. The rectangular plate 14 has a cylindrical column 15 protruding from one end surface of the rectangular plate 14 toward the first slot plate. The head of the cylindrical column 15 is provided with an inclined surface 16. With respect to the rectangular plate 14, the inclined surface 16 is lower on the side closer to the outer edge of the base plate 6 and higher on the side farther from the outer edge of the base plate 6.

[0046] like Figure 15As shown, the junction box includes an upper box body 30 and a lower box body 31 connected on one side. A clamping strip 32 protruding from the upper box body 30 is provided on the side of the upper box body 30 away from the connection with the lower box body 31. A clamping block 33 with a cross-section in the shape of a triangular wedge 19 that is clamped with the clamping strip 32 is provided on the side of the lower box body 31 away from the connection with the upper box body 30. In this embodiment, the upper box body 30 and the lower box body 31 of the junction box are connected by buckling the clamping block 33 on the clamping strip 32. The upper box body 30 extends toward the lower box body 31 to form an upper rib 34 with a semicircular notch, and the lower box body 31 extends toward the upper box body 30 to form a lower rib 35 with a semicircular notch. The upper rib 34 and the lower rib 35 enclose an installation cavity. The lower box body 31 is provided with a card insert 36 that is inserted into the first installation slot 11 and has an interference fit with the first installation slot 11. The card insert 36 is provided with a socket 37 for the cylinder to be inserted when the card insert is inserted into the first installation slot 11. In this embodiment, when installing the emergency light, a hole is opened at the installation pre-installed slot plate 10 at the position where the emergency light wire end needs to be connected. If the mains power line is a terminal wrapped in a thin plastic tube, the terminal is directly connected to the power supply of the emergency light through the opening, and a portion of the thin plastic tube is hidden in the terminal box body. If the mains power line is a terminal wrapped in a PVC threaded tube, the terminal is directly connected to the power supply of the emergency light through the opening, and a portion of the PVC threaded tube is hidden in the terminal box.

[0047] like Figure 4 、 Figure 5 As shown, a plurality of hooks 17 are vertically provided on the bottom surface of the square frame 2, and the plurality of hooks 17 are located on the inner periphery of the annular inserting plate 3; each hook 17 includes a connecting plate 18 connected to the bottom surface of the square frame 2, and a wedge block 19 with a trapezoidal cross section provided on the head of the connecting plate 18. The sign 20, light guide plate 21, and reflective paper 22 are embedded in the top frame 1 from the outside to the inside through the hook 17. The upper light bar 37 is above the light guide plate 21. Reflective strips 39 are pasted on the lower end face, left end face, and right end face of the light guide plate 21. The setting of the reflective strip 39 makes the light of the upper light bar 37 shine out from the front of the light guide plate 21. The upper light bar 37 includes a lamp board and a lamp bead assembly, and a terminal connecting wire is provided at one end of the upper light bar 37; since the outermost sign 20 is soft, when the sign 20 needs to be replaced, the previous sign 20 is directly pinched and pulled out, and then the four sides of the new sign 20 are directly inserted into the gap between the square frame 2 and the light guide plate 21, so that the sign 20 is easy to replace.

[0048] The top frame 1 includes a square frame 2, an annular insert plate 3 arranged on the bottom surface of the square frame 2 and perpendicular to the square frame 2, and a plurality of raised blocks 8 (such as Figure 8 As shown), the inserting plate 3 is provided with a notch 4 that engages with the convex clamp. Figure 6 、 Figure 11As shown, the lower body of the inserting plate 3 is provided with at least one L-shaped groove to form at least one card plate 23. The head of each card plate has a chamfer formed by an inclined surface, and the top surface of each card plate is provided with a first card protrusion 24 with a semicircular cross section; the surrounding plate 7 is provided with a rectangular groove corresponding to the card plate, and a locking member 25 is fixed in the rectangular groove; Figure 11 、 Figure 12 As shown, the locking member 25 includes a push plate 26 and a pair of locking blocks 27 provided on the bottom surface of the push plate 26; Figure 9 As shown, one of the blocks 27 is provided with a second locking protrusion 28 having a semicircular cross-section corresponding to the first locking protrusion 24. The locking member 25 can be moved in the rectangular groove so that the card plate is located between the pair of blocks 27 (locked state of the locking member 25) or away from the pair of blocks 27 (open state of the locking member 25). When the card plate is located between the pair of blocks 27, the first locking protrusion 24 abuts against the block 27, and the second locking protrusion 28 abuts against the top surface of the block 27. When the top frame 1 is mounted on the chassis 5, the top frame 1 is closed and pressed against the chassis 5, and then the raised block 8 on the enclosure 7 is locked in the notch 4. Then the locking member 25 is moved so that the card plate is located between the pair of blocks 27, and the top frame 1 and the chassis 5 are fixed again.

[0049] The present invention also provides an emergency light, including a light box structure, which is the light box structure of the above-mentioned ultra-thin emergency light; the interior of the emergency light is also equipped with a battery 40, a driver 41, and a lower light bar 42, the lower light bar 42 is covered with a spotlight housing, and the lower light bar 42 includes a light board and a lamp bead assembly.

[0050] The above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with this technology to understand the content of the present invention and implement it accordingly, and they are not intended to limit the scope of protection of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes that fall within the meaning and scope of the equivalent elements of the claims are included in the present invention.

Claims

1. A light box structure of an ultra-thin emergency light, characterized in that: include: The light box body is provided with a plurality of preset installation slots, and a junction box can be inserted into the side of each preset installation slot. Each of the junction boxes can be opened and closed and has an installation cavity running through it, and the installation cavity is opposite to the preset installation slot.

2. The ultra-thin emergency light box structure according to claim 1, characterized in that: The light box body includes a top frame and a chassis that are engaged with each other. The chassis is in the shape of a box with one end open. The chassis includes a bottom plate and a surrounding plate arranged along the circumference of the bottom plate. Bolt holes for installing bolts are provided on the bottom plate, and a plurality of preset installation slots are arranged on the surrounding plate.

3. The light box structure of an ultra-thin emergency light according to claim 2, characterized in that: The cross section of the enclosure is square-shaped, the upper body of the enclosure is provided with at least one preset installation slot plate, the left body of the enclosure is provided with at least one preset installation slot plate, and the right body of the enclosure is provided with at least one preset installation slot plate.

4. The light box structure of an ultra-thin emergency light according to claim 2, characterized in that: The base plate is provided with a first mounting slot and a second mounting slot of the same structure for the card-inserting junction box. The first mounting slot and the second mounting slot themselves are both bilaterally symmetrical structures; the length direction of the first mounting slot is parallel to the width direction of the base plate, and the length direction of the second mounting slot is parallel to the length direction of the base plate.

5. The light box structure of an ultra-thin emergency light according to claim 4, characterized in that: The first mounting groove includes a first groove plate protruding from the bottom plate and in a U shape, and a rectangular plate arranged above the first groove plate and parallel to the first groove plate, wherein the first groove plate and the rectangular plate enclose one another to form the first mounting groove; The rectangular plate has a cylinder protruding from one end surface toward the first slot plate, and the cylinder head has an inclined surface. With the rectangular plate as a reference, the inclined surface is lower on the side close to the outer edge of the bottom plate and higher on the side away from the outer edge of the bottom plate.

6. The light box structure of an ultra-thin emergency light according to claim 5, characterized in that: The installation preset groove plate includes two concentric annular grooves and an annular portion surrounded by the two concentric annular grooves; The junction box comprises an upper box body and a lower box body connected at one side, the upper box body being provided with a clip protruding relative to the upper box body on a side away from the connection with the lower box body, and the lower box body being provided with a clip block having a triangular wedge-shaped cross-section that is clipped with the clip block on a side away from the connection with the upper box body; an upper rib plate with a semicircular notch extending from the upper box body to the lower box body, and a lower rib plate with a semicircular notch extending from the lower box body to the upper box body, the upper rib plate and the lower rib plate enclosing a mounting cavity; The lower box body is provided with a card inserting plate which is inserted into the first mounting slot and has an interference fit with the first mounting slot. The card inserting plate is provided with a socket for the cylinder to be inserted when the card inserting plate is inserted into the first mounting slot.

7. The light box structure of an ultra-thin emergency light according to claim 2, characterized in that: The top frame includes a square frame, an annular inserting plate arranged on the bottom surface of the square frame and perpendicular to the square frame, a plurality of raised blocks with trapezoidal cross sections are provided on the inner wall of the enclosing plate, and a notch is provided on the inserting plate to engage with the convex block; A plurality of hooks are vertically arranged on the bottom surface of the square frame, and the plurality of hooks are arranged in a ring shape.

8. The light box structure of an ultra-thin emergency light according to claim 7, characterized in that: The lower body of the inserting plate is provided with at least one L-shaped groove to form at least one clamping plate, the head of each clamping plate has a chamfer formed by an inclined surface, and the top surface of each clamping plate is provided with a first clamping protrusion with a semicircular cross section; A rectangular groove is provided at the position of the enclosure corresponding to the card plate, and a locking piece is mounted in the rectangular groove; the locking piece includes a push plate and a pair of card blocks arranged on the bottom surface of the push plate; one of the card blocks is provided with a second card protrusion with a semicircular cross-section corresponding to the first card protrusion, and the locking piece can be moved in the rectangular groove so that the card plate is located between the pair of card blocks or leaves between the pair of card blocks. When the card plate is located between the pair of card blocks, the first card protrusion is against the card block, and the second card protrusion is against the top surface of the card block.

9. The ultra-thin emergency light box structure according to claim 2, characterized in that: The bolt hole is formed by splicing a circular hole with a waist-shaped hole, and the diameter of the circular hole is greater than the width of the waist-shaped hole.

10. An emergency light, characterized in that: It comprises a light box structure, and the light box structure is the light box structure of an ultra-thin emergency light according to any one of claims 1 to 9.

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