CN212137337U - High-stability emergency power supply for LED lamp - Google Patents

Abstract

The utility model relates to a high stability's emergency power source for LED lamp, it includes the shell and installs the built-in circuit board in the shell, and the shell includes lid and bottom plate, and one side of lid is provided with the holding chamber, and the lid both sides are provided with the joint board, and the both ends of joint board are provided with the connecting block, constitute the installation clearance that supplies bottom plate and built-in circuit board to hold between two joint boards, and the installation clearance is located the accent department in holding chamber, and the both sides of bottom plate are provided with the fixture block, and the joint board is provided with the draw. When a user assembles the cover body and the bottom plate, the bottom plate can be clamped into the installation gap, and then one side of the cover body close to the cavity opening of the accommodating cavity is installed on the LED lamp body, so that the bottom plate is positioned between the LED lamp body and the cover body and is not easy to fall off. This kind of mode is through being connected the bottom plate reinforcement between lid and the LED lamp body, prevents to take place not hard up back at long-time use back bottom plate and lid, and the holding chamber is opened under the condition of non-manpower effect. The utility model discloses the effect that has the overall stability who improves emergency power source shell.

Description

High-stability emergency power supply for LED lamp

Technical Field

The utility model belongs to the technical field of emergency power supply's for emergency light technique and specifically relates to a high stability's emergency power supply for LED lamp is related to.

Background

At present, emergency lamps are installed in a plurality of buildings and public places, and can keep an illumination state after a normal illumination power supply is cut off when a fire disaster happens, so that people can be evacuated or fire extinguishing rescue actions can be performed conveniently. Emergency power supplies, which are the core of emergency lights, affect the response speed and duration of emergency lighting, are typically composed of a housing and a built-in circuit board.

Among the prior art as the chinese utility model of the bulletin number of authorizing CN208504314U discloses a LED emergency drive power supply's casing, this utility model is including base plate and upper cover, and the upper cover is whole to be the U-shaped, and the both sides of base plate are provided with the draw-in groove, and joint detachably card is passed through in the draw-in groove in the both sides of upper cover, makes to form the interior chamber of an mountable circuit board between upper cover and the base plate. The both ends of base plate are provided with the lug, can wear to locate lug threaded connection on the LED lamp body with the bolt during user's installation, make base plate and LED lamp body relatively fixed. When in use, a user can directly lift the upper cover to check and maintain the electronic elements on the internal circuit board.

The above prior art solutions have the following drawbacks: the base plate and the upper cover are only clamped and fixed through the clamping grooves, after the emergency power supply is used for a long time, the connection part of the upper cover and the base plate can be loosened, the upper cover is unstable to mount and even the inner chamber is opened under the non-manual action, and the overall stability of the shell of the emergency power supply is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a LED lamp emergency power supply of high stability prevents that the holding chamber from being opened under the condition of non-manpower effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a high stability's emergency power supply for LED lamp, includes the shell and installs built-in circuit board in the shell, the shell includes lid and bottom plate, one side of lid is provided with the confession the holding chamber that electronic component held on the built-in circuit board, the lid both sides are provided with the joint board, the both ends of joint board are provided with and are used for can dismantling the connecting block of being connected with LED lamp body, two constitute between the joint board and supply the bottom plate with the installation clearance that built-in circuit board held, the installation clearance is located the accent department in holding chamber, the both sides of bottom plate are provided with the fixture block, the joint board be provided with be used for with the draw-in groove of fixture block joint.

Through adopting above-mentioned technical scheme, built-in circuit board installs in the shell, and the electronic component of built-in circuit board holds in the holding chamber, and the bottom plate passes through the fixture block joint in the installation clearance, makes built-in circuit board can not break away from the lid. When a user assembles the cover body and the bottom plate, the bottom plate can be clamped into the installation gap, and then one side of the cover body close to the cavity opening of the accommodating cavity is installed on the LED lamp body, so that the bottom plate is positioned between the LED lamp body and the cover body and is not easy to fall off. This kind of mode is through being connected the bottom plate reinforcement between lid and the LED lamp body, prevents to take place to become flexible with the lid after long-time the use, leads to the holding chamber to be opened under the condition of non-manpower effect to improve the overall stability of emergency power source shell.

The present invention may be further configured in a preferred embodiment as: one side fixedly connected with perpendicular to that the LED lamp body was kept away from to the connecting block the reinforcing plate of connecting block, the tip of reinforcing plate with joint board fixed connection, the connecting block is provided with the connecting hole that supplies the screw to wear to establish, the both sides of connecting hole are provided with the strengthening rib, strengthening rib difference fixed connection in the reinforcing plate with the connecting block.

Through adopting above-mentioned technical scheme, the reinforcing plate not only can strengthen the connection between two joint boards, can also strengthen being connected between joint board and the connecting block to improve the holistic steadiness of emergency power source shell. When the connecting block is connected with the LED lamp body, the screw abuts against the part, close to the connecting hole, of the connecting block, the structural strength of the part of the connecting block can be imposed by the reinforcing ribs, and the service life of the connecting block is prolonged.

The present invention may be further configured in a preferred embodiment as: the two ends of the clamping plates extend in the direction far away from the cover body, an insertion gap exposed out of the cover body is formed between the end portions of the two clamping plates, a functional area is arranged in the middle of the built-in circuit board, insertion areas are arranged at the two ends of the built-in circuit board, the functional area is accommodated in the accommodating cavity, and the insertion areas are accommodated in the insertion gap.

By adopting the technical scheme, the functional area is positioned in the accommodating cavity and is wrapped by the cover body, and the plug area is exposed out of the cover body through the plug gap, so that a user can conveniently wire the plug area.

The present invention may be further configured in a preferred embodiment as: the two ends of the cover body are provided with limiting grooves which are communicated with the mounting gap, and the built-in circuit board is provided with a butting block which is used for being matched with the limiting grooves.

Through adopting above-mentioned technical scheme, built-in circuit board is when the fixed state, and the butt piece injects the spacing groove in and the butt in the lid, makes the spacing groove have the positioning action to the butt piece, makes built-in circuit board be difficult to take place to rock.

The present invention may be further configured in a preferred embodiment as: the abutment block is made of an elastic material.

By adopting the technical scheme, the abutting block has elasticity, and the limiting groove is filled in the fixed state, so that the built-in circuit board and the cover body are relatively fixed, and the condition that the abutting block cannot be completely matched with the limiting groove due to the machining error of the abutting block is avoided; on the other hand, the abutting block can absorb the vibration of the built-in circuit board through elasticity, has a damping effect, and prevents the built-in circuit board from being damaged after multiple times of collision with the cover body.

The present invention may be further configured in a preferred embodiment as: and a yielding cavity is arranged in the middle of one surface, close to the built-in circuit board, of the bottom plate.

By adopting the technical scheme, the contact pin of the electronic element on the built-in circuit board penetrates through the built-in circuit board, and the yielding cavity leaves a space for yielding the contact pin on the bottom plate, so that the situation that the bottom plate is abutted against the contact pin to influence the connectivity of the electronic element and the built-in circuit board is prevented.

The present invention may be further configured in a preferred embodiment as: and positioning blocks are arranged at two ends of the bottom plate close to one surface of the built-in circuit board and attached to the connecting blocks.

By adopting the technical scheme, when a user assembles the bottom plate and the cover body, the positioning blocks can be inserted into the installation gap, so that the two positioning blocks are attached to the connecting block, and then the bottom plate is pressed to clamp the clamping blocks into the corresponding clamping grooves. The locating piece facilitates the user to aim at the bottom plate, and improves the assembly efficiency.

The present invention may be further configured in a preferred embodiment as: and a reinforcing block is fixedly connected between the end part of the clamping and connecting plate and the outer side of the cover body.

Through adopting above-mentioned technical scheme, the joint strength of reinforcing block multiplicable joint board and lid, and then make the connecting block more firm.

The present invention may be further configured in a preferred embodiment as: the edge part of the reinforcing block far away from the joint of the cover body and the clamping plate is inwards sunken to form a yielding surface.

Through adopting above-mentioned technical scheme, the user when assembly lid and bottom plate, the finger needs press lid and bottom plate simultaneously, and the face of stepping down can provide certain space of stepping down and reduce the acutance of reinforcing block, prevents that the user from operating the back hand pain for a long time.

The present invention may be further configured in a preferred embodiment as: the edge part of the cover body is provided with a round sliding surface which is an arc surface.

Through adopting above-mentioned technical scheme, the sharpness of the reducible lid edge of smooth surface prevents that the user from pressing the lid body back hand pain for a long time.

1. The bottom plate is reinforced through the connection between the cover body and the LED lamp body, so that the accommodating cavity is prevented from being opened under the non-manual action after the bottom plate and the cover body are loosened after long-time use, and the overall stability of the emergency power supply shell is improved;

2. the overall stability of the emergency power supply shell is improved through the matching of the reinforcing plate and the reinforcing ribs, and the service life of the connecting block is prolonged;

3. be provided with elasticity butt piece between lid and the built-in circuit board, avoided the butt piece to have machining error to lead to the butt piece can not with the condition of spacing groove full adaptation to and play absorbing effect, prevent that built-in circuit board from taking place to damage after colliding many times with the lid.

Drawings

Fig. 1 is a schematic structural diagram of an emergency power supply for a high-stability LED lamp.

Fig. 2 is a schematic view of the emergency power supply enclosure from a rear view perspective of the emergency power supply enclosure exploded.

Fig. 3 is a schematic diagram of a top view of an emergency power supply enclosure after explosion.

In the figure, 1, a built-in circuit board; 11. a functional region; 12. a plug-in area; 13. a butting block; 2. a housing; 3. a cover body; 31. an accommodating cavity; 32. a clamping and connecting plate; 321. a card slot; 322. a mounting gap; 323. a splicing gap; 324. positioning blocks; 33. connecting blocks; 331. connecting holes; 332. a reinforcing plate; 333. reinforcing ribs; 34. a reinforcing plate; 341. a abdication surface; 35. a limiting groove; 36. a smooth surface; 4. a base plate; 41. a clamping block; 42. a yielding cavity; 421. an annular projection; 5. LED lamp body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-3.

For the utility model discloses a high stability's emergency power supply for LED lamp is difficult to be opened under the condition of non-manpower effect, improves emergency power supply's overall stability. Referring to fig. 1, the emergency power supply comprises a built-in circuit board 1 and a housing 2, wherein the built-in circuit board 1 is installed inside the housing 2, and the housing 2 is detachably installed on an LED lamp body 5.

Referring to fig. 1 and 2, the housing 2 includes a cover 3 and a base plate 4 for fixing the built-in circuit board 1 in cooperation with the cover 3, and the cover 3 and the base plate 4 are respectively made of a plastic material. The side of the cover body 3 away from the LED lamp body 5 is an upper surface, and the lower surface of the cover body 3 is provided with a containing cavity 31. The bottom plate 4 is installed at the mouth of the accommodation chamber 31.

In order to fix the internal circuit board 1 and the base plate 4, the bottom of the cover body 3 is provided with a clamping plate 32 for fixing the base plate 4. The clamping plates 32 are integrally formed with the cover 3, the two clamping plates 32 are located at two sides of the cavity of the accommodating cavity 31, and the clamping plates 32 are arranged along the length direction of the cover 3. The width of the bottom plate 4 is matched with the width of the built-in circuit board 1, and the distance between the two clamping plates 32 is matched with the width of the bottom plate 4, so that a mounting gap 322 for accommodating the built-in circuit board 1 and the bottom plate 4 is formed between the two clamping plates 32, and the mounting gap 322 is located at the cavity opening of the accommodating cavity 31.

Referring to fig. 2 and 3, three latch blocks 41 are respectively disposed on both sides of the base plate 4, the latch blocks 41 are integrally formed with the base plate 4, and the latch blocks 41 are spaced apart from each other along the length direction of the base plate 4. Three clamping grooves 321 are respectively arranged on one sides of the two clamping plates 32 close to the bottom plate 4, and the position and the size of each clamping groove 321 are matched with each clamping block 41. The built-in circuit board 1 is located between the bottom plate 4 and the cover 3, and each of the clamping blocks 41 is clamped in the corresponding clamping groove 321, so that the built-in circuit board 1, the bottom plate 4 and the cover 3 are relatively fixed, and in a fixed state, the lower surface of the bottom plate 4 is flush with one side of the clamping plate 32 away from the cover 3.

In order to reduce the influence on the electronic components on the built-in circuit board 1, a yielding cavity 42 is arranged on one surface of the bottom plate 4 close to the built-in circuit board 1, the yielding cavity 42 is formed by inwards sinking the bottom plate 4, and an annular bulge 421 is formed at the edge part of the bottom plate 4. In a fixed state, the annular protrusion 421 abuts against the bottom plate 4 to relatively fix the bottom plate 4, and the yielding cavity 42 can leave a yielding space for the contact pin on the bottom surface of the built-in circuit board 1, so as to prevent the bottom plate 4 from abutting against the contact pin to affect the connection between the electronic component and the built-in circuit board 1 or prevent the contact pin from blocking the installation of the bottom plate 4.

The middle part of the built-in circuit board 1 is provided with a functional area 11, and both ends of the built-in circuit board 1 are respectively provided with a plug-in area 12. The functional region 11 may be completely accommodated in the accommodation chamber 31. In order to expose the plug-in area 12 to the cover 3 for the user to connect wires, the length of the cover 3 is smaller than the distance between the two plug-in areas 12. The both ends of joint board 32 extend towards the direction of keeping away from lid 3 along its length direction respectively, and the length and the bottom plate 4 length phase-match of joint board 32, and the length of joint board 32 is longer than the length of built-in circuit board 1. The two contact plates 32 form a plug-in gap 323 between their ends, and the ends of the internal circuit board 1 and the plug-in areas 12 are received in the corresponding plug-in gaps 323.

Referring to fig. 1 and 2, in order to connect with the LED lamp body 5, the two ends of the clamping plate 32 are respectively provided with a connecting block 33. The connecting piece 33 is integrally formed with the chucking plate 32. The both ends of connecting block 33 are connected with two joint board 32 respectively, and connecting block 33 extends towards the direction of keeping away from lid 3 along the length direction of joint board 32, and the lower surface of connecting block 33 flushes with the lower surface of joint board 32. A connecting hole 331 is formed in the middle of the upper surface of the connecting block 33, and the connecting hole 331 communicates the lower surface of the connecting block 33 with the side of the connecting block 33 away from the cover body 3. The user can wear the screw through the connecting hole 331 and connect the screw with the LED lamp body 5, so that the connecting block 33 and the LED lamp body 5 are relatively fixed, and the cover body 3 and the LED lamp body 5 are relatively fixed.

In a fixed state, the bottom plate 4 is located between the cover 3 and the LED lamp body 5, so that the LED lamp body 5 abuts against the side of the mounting gap 322 far away from the accommodating cavity 31, and the bottom plate 4 cannot be separated from the mounting gap 322. This kind of mode is through being connected the reinforcing to bottom plate 4 between lid 3 and the LED lamp body 5, prevents that bottom plate 4 and lid 3 from taking place to become flexible after long-time the use, leads to holding chamber 31 to be opened under the condition of non-human power effect to improve emergency power source shell 2's overall stability.

Referring to fig. 2 and 3, in order to enhance the connection strength between the cover 3 and the clamping plate 32, reinforcing plates 34 are provided between both ends of the cover 3 and the upper surface of the clamping plate 32. The reinforcing plate 34 is integrally triangular, and the reinforcing plate 34, the cover body 3 and the clamping plate 32 are integrally formed. The reinforcing plate 34 has a reinforcing and supporting function for the cover body 3 and the snap plate 32, and the durability of the snap plate 32 is improved.

In order to enhance the connection strength between the connection block 33 and the clamping plate 32, a reinforcing plate 332 is disposed between the connection block 33 and the clamping plate 32. Reinforcing plate 332, connecting block 33 and clamping plate 32 are integrally formed. The lower surface of the reinforcing plate 332 is connected to the connecting block 33, and both ends of the reinforcing plate 332 are connected to the two engaging plates 32, respectively. The reinforcing plates 332 are perpendicular to the connecting blocks 33, two triangular reinforcing ribs 333 are integrally formed between each reinforcing plate 332 and the connecting block 33, and the two reinforcing ribs 333 are respectively located on two sides of the connecting hole 331.

The reinforcing plate 332 can enhance the reinforcing effect by increasing the connection strength between the connection block 33 and the clamping plate 32, and when the connection block 33 is connected with the LED lamp body 5 (refer to fig. 1), the screw abuts on the portion of the connection block 33 close to the connection hole 331, and the reinforcing rib 333 can reinforce the structural strength of the portion of the connection block 33.

In order to make the installation of the built-in circuit board 1 more stable, the two ends of the built-in circuit board 1 are provided with abutting blocks 13 which are matched with the cover body 3 in a clamping way. The abutment block 13 is made of a rubber-elastic material. The two abutting blocks 13 are respectively located between the two plug-in areas 12 and the functional area 11, and the abutting blocks 13 are adhered to the surface of the built-in circuit board 1. Two limiting grooves 35 are formed in the bottom surface of the cover body 3, and the size and the position of each limiting groove 35 are respectively matched with the two abutting blocks 13. When the internal circuit board 1 is in a fixed state, the abutting block 13 is inserted into the limiting groove 35 and abuts against the cover body 3, so that the limiting groove 35 has a positioning function on the abutting block 13, and the internal circuit board 1 is not easy to shake. Since the abutment block 13 or the stopper groove 35 may have a machining error in the production process, the shape of the abutment block 13 cannot be completely matched with the stopper groove 35. When the size of the abutting block 13 is larger than that of the limiting groove 35, the abutting block 13 is easy to deform, and the abutting block 13 is prevented from protruding to influence the installation between the bottom plate 4 and the clamping plate 32; when the size of the abutting block 13 is smaller than the limiting groove 35, the abutting block 13 can play a role in buffering through elasticity, and damage to the built-in circuit board 1 caused by shaking is reduced.

When the user assembles the cover 3 and the bottom plate 4, the user needs to press the cover 3 and the bottom plate 4 to clamp the clamping block 41 into the clamping groove 321, and in order to improve the assembling efficiency of the user, a positioning block 324 having an alignment function on the connecting block 33 is arranged on one surface of the bottom plate 4 close to the cover 3. The positioning block 324 is integrally formed with the base plate 4. The two positioning blocks 324 are respectively located in the middle of two ends of the bottom plate 4, the positioning blocks 324 are perpendicular to the bottom plate 4, and one side of the positioning blocks 324 away from the lid 3 is flush with one side of the bottom plate 4 away from the lid 3. When a user assembles the bottom plate 4, the two positioning blocks 324 can be respectively inserted into the corresponding insertion gaps 323, so that the positioning blocks 324 are attached to the corresponding connecting blocks 33, and then the bottom plate 4 is pressed, so that the user can conveniently align the positions of the clamping grooves 321; on the other hand, prevents the bottom plate 4 from being detached from the cover 3 during the pressing of the bottom plate 4 by the user.

In order to reduce the sharpness of the edge of the cover body 3 and alleviate the hand pain of a user pressing the cover body 3 for a long time, the edge portion of the cover body 3 is provided with an arc-shaped smooth surface 36, and the edge portion of the reinforcing plate 34 far away from the connection position of the cover body 3 and the clamping plate 32 is provided with a yielding surface 341, and the yielding surface 341 is formed by inward arc-shaped depression of the reinforcing plate 34. The receding surface 341 not only provides a certain receding space when the user presses the cover body 3, but also reduces the sharpness of the reinforcing plate 34.

The implementation principle of the embodiment is as follows: the built-in circuit board 1 is installed in the housing 2, the electronic components of the built-in circuit board 1 are accommodated in the accommodating cavity 31, and the bottom plate 4 is clamped in the installation gap 322 by the clamping block 41, so that the built-in circuit board 1 cannot be separated from the cover body 3. When the user assembles the cover body 3 and the bottom plate 4, the bottom plate 4 can be clamped into the mounting gap 322, and then one side of the cover body 3 close to the cavity opening of the accommodating cavity 31 is mounted on the LED lamp body 5, so that the bottom plate 4 is positioned between the LED lamp body and the cover body 3 and is not easy to fall off. This kind of mode is through being connected the reinforcing to bottom plate 4 between lid 3 and the LED lamp body 5, prevents that after long-time use bottom plate 4 and lid 3 from taking place not hard up the back, and holding chamber 31 is opened under the condition of non-human power effect to improve emergency power source shell 2's overall stability. In addition, after the connecting block 33 is detached, the user can take out the cover 3 and the bottom plate 4, and after the user breaks the bottom plate 4, the user can repair and inspect the built-in circuit board 1, and after the repair is completed, the bottom plate 4 is installed into the cover 3 again, and then the cover 3 and the bottom plate 4 are installed back to the LED lamp body 5.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. The utility model provides a high stability's emergency power supply for LED lamp, includes shell (2) and installs built-in circuit board (1) in shell (2), its characterized in that: the LED lamp is characterized in that the shell (2) comprises a cover body (3) and a bottom plate (4), a containing cavity (31) for containing electronic elements on the built-in circuit board (1) is formed in one side of the cover body (3), clamping plates (32) are arranged on two sides of the cover body (3), connecting blocks (33) detachably connected with the LED lamp body (5) are arranged at two ends of each clamping plate (32), a mounting gap (322) for containing the bottom plate (4) and the built-in circuit board (1) is formed between the clamping plates (32), the mounting gap (322) is located at an orifice of the containing cavity (31), clamping blocks (41) are arranged on two sides of the bottom plate (4), and the clamping plates (32) are provided with clamping grooves (321) for clamping the clamping blocks (41).

2. The high-stability emergency power supply for the LED lamp according to claim 1, wherein: one side fixedly connected with perpendicular to that LED lamp body (5) were kept away from in connecting block (33) reinforcing plate (332) of connecting block (33), the tip of reinforcing plate (332) with joint board (32) fixed connection, connecting block (33) are provided with connecting hole (331) that supply the screw to wear to establish, the both sides of connecting hole (331) are provided with strengthening rib (333), strengthening rib (333) respectively fixed connection in reinforcing plate (332) with connecting block (33).

3. The high-stability emergency power supply for the LED lamp according to claim 1, wherein: the two ends of the clamping plates (32) extend in the direction far away from the cover body (3), an insertion gap (323) exposed out of the cover body (3) is formed between the end portions of the clamping plates (32), a functional area (11) is arranged in the middle of the built-in circuit board (1), insertion areas (12) are arranged at the two ends of the built-in circuit board (1), the functional area (11) is contained in the containing cavity (31), and the insertion areas (12) are contained in the insertion gap (323).

4. The high-stability emergency power supply for the LED lamp according to claim 3, wherein: the both ends of lid (3) are provided with spacing groove (35), spacing groove (35) intercommunication installation clearance (322), built-in circuit board (1) be provided with be used for with spacing groove (35) complex butt joint piece (13).

5. The high-stability emergency power supply for the LED lamp as claimed in claim 4, wherein: the abutment block (13) is made of an elastic material.

6. The high-stability emergency power supply for the LED lamp according to claim 1, wherein: the bottom plate (4) is close to the middle part of one side of the built-in circuit board (1) and is provided with a yielding cavity (42).

7. The high-stability emergency power supply for the LED lamp according to claim 1, wherein: the bottom plate (4) is close to two ends of one surface of the built-in circuit board (1) and is provided with positioning blocks (324), and the positioning blocks (324) are attached to the connecting blocks (33).

8. The high-stability emergency power supply for the LED lamp according to claim 1, wherein: and a reinforcing plate (34) is fixedly connected between the end part of the clamping plate (32) and the outer side of the cover body (3).

9. The high stability emergency power supply for LED lamps as claimed in claim 8, wherein: the edge part of the reinforcing plate (34) far away from the connection part of the cover body (3) and the clamping plate (32) is inwards sunken to form a yielding surface (341).

10. The high-stability emergency power supply for the LED lamp according to claim 1, wherein: the edge part of the cover body (3) is provided with a round sliding surface (36), and the round sliding surface (36) is an arc surface.

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