Fire alarm host cabinet

Abstract

The utility model discloses a fire alarm host cabinet, which belongs to the technical field of host cabinets, and comprises a cabinet body, a dust cover detachably mounted on the cabinet body, a dust screen plate detachably mounted on the dust cover and arranged in a placement groove, and an alarm device detachably mounted on the dust cover and arranged in the placement groove, the connecting plate is slidably arranged on the dustproof cover, and a rotating shaft is rotatably arranged on the connecting plate; the roller is arranged on the rotating shaft, and the outer wall of the roller is sleeved with a cleaning brush; the linkage mechanism is arranged on the dustproof cover; according to the scheme, the connecting plate is operated to drive the cleaning brush to move up and down, dust and impurities on the dustproof net plate can be cleaned through the cleaning brush, meanwhile, when the connecting plate and the rotating shaft move up and down, the linkage mechanism can drive the rotating shaft and the cleaning brush to rotate, and the cleaning effect on the dustproof net plate is further improved; the mode that a dustproof net plate needs to be dismounted for cleaning at present is avoided, a large amount of manpower and time are saved, and the influence on operation of the fire alarm host is reduced without dismounting.

Description

TECHNICAL FIELD

[0001] The utility model relates to host cabinet technical field more specifically, relate to a fire alarm host cabinet. BACKGROUND

[0002] The fire alarm host cabinet is a central device for monitoring and controlling a fire alarm system. It connects various front-end detection devices (such as smoke detectors, temperature sensors, etc.) and back-end alarm devices (such as alarm bells, sound and light alarms, etc.), indicates the specific fire location, and can also control other fire-fighting facilities (such as automatic sprinkler systems, smoke control systems, etc.) to achieve early warning and rapid response to fire.

[0003] The dust screen on the fire alarm host cabinet is usually installed at the air inlet and outlet positions of the host cabinet, which are key points for air circulation, helping to maintain the cleanliness of the equipment interior and promote good heat dissipation. During use, a lot of dust and other impurities will accumulate on the dust screen, which needs to be removed and cleaned by the staff. However, the current dust screen is complex to disassemble, consumes a lot of manpower and time, has low processing efficiency, and needs to be disassembled and cleaned each time, affecting the normal operation of the fire alarm host.

[0004] Therefore, it is necessary to provide a fire alarm host cabinet to solve the above technical problems. SUMMARY

[0005] The utility model aims at providing a fire alarm host cabinet to solve the above technical problems.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A fire alarm host cabinet, comprising a cabinet body, further comprising:

[0008] A dust cover is detachably installed on the cabinet body, and a placing groove is formed on the dust cover. A detachable dust screen is arranged in the placing groove.

[0009] A connecting plate is slidably arranged on the dust cover, and a rotating shaft is rotatably arranged on the connecting plate.

[0010] A roller is arranged on the rotating shaft, and a cleaning brush is sleeved on the outer wall of the roller.

[0011] A linkage mechanism is arranged on the dust cover and used to drive the rotating shaft to rotate.

[0012] Further, a sliding rail is arranged on the dust cover, a sliding seat is slidably connected to the sliding rail, and the connecting plate is connected to the sliding seat.

[0013] Further, the upper and lower ends of the sliding rail are provided with blocking plates.

[0014] Further, the linkage mechanism comprises:

[0015] Two toothed plates are arranged on the dust cover, and the end of the rotating shaft is provided with a gear engaged with the toothed plates.

[0016] Further, the placing groove is provided with a stop block and a limiting assembly, the dust screen plate is located between the stop block and the limiting assembly, and the limiting assembly is used for limiting the position of the dust screen plate.

[0017] Further, the limiting assembly comprises:

[0018] An inner moving groove is arranged in the inner wall of the placing groove, and the inner wall of the inner moving groove is slidably connected with a limiting block.

[0019] An elastic member is connected at one end with the bottom wall of the inner moving groove and at the other end with the limiting block.

[0020] Further, the side, away from the stop block, of the limiting block is provided with an inclined surface.

[0021] Further, the outer wall of the dust cover is provided with a fixing plate, the fixing plate is provided with a fixing hole, and the outer wall of the cabinet body is provided with a connecting hole matched with the fixing hole.

[0022] Compared with the prior art, the present application has the following advantages:

[0023] In the present scheme, the air entering the cabinet body is filtered through the dust screen plate, and after a period of time, the connecting plate is driven to slide up and down along the outer wall of the dust cover, the connecting plate drives the roller and the cleaning brush to move up and down, and the dust and impurities on the dust screen plate can be cleaned through the cleaning brush. At the same time, when the connecting plate and the rotating shaft move up and down, the rotating shaft is also driven to rotate through the linkage mechanism, i.e. the roller and the cleaning brush are rotated, so that the cleaning brush rotates while moving up and down, which further improves the cleaning effect of the dust screen plate. The current method of disassembling the dust screen plate for cleaning is avoided, a large amount of manpower and time is saved, the processing efficiency is significantly improved, the operation of the fire alarm host is not affected by disassembly, and the utility is high. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is an external structure schematic view of the cabinet body of the present application;

[0025] Figure 2 It is a state structure schematic view of the dust cover of the present application before installing the dust screen plate;

[0026] Figure 3 As Figure 2 Enlarged structural schematic view at A in the middle;

[0027] Figure 4 As Figure 2 Enlarged structural schematic view at B in the middle;

[0028] Figure 5 Another side view structural schematic view of the dust cover of the utility model;

[0029] Figure 6 As Figure 4 The partial sectional view of the dust cover at the position of the limiting assembly is shown in the top view structural schematic view.

[0030] Explanation of the reference numerals in the drawings:

[0031] 1, cabinet; 2, dust cover; 3, placement groove; 4, dust screen plate; 5, connecting plate; 6, rotating shaft; 7, roller; 8, cleaning brush; 9, linkage mechanism; 91, toothed plate; 92, gear; 10, sliding rail; 11, sliding seat; 12, blocking plate; 13, stop block; 14, limiting assembly; 141, inner moving groove; 142, limiting block; 143, elastic member; 15, fixed plate; 16, fixed hole; 17, handle. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Please refer to Figures 1-6 A fire alarm host cabinet, comprising a cabinet 1, further comprising:

[0034] The dust cover 2 is detachably installed on the cabinet 1, and the dust cover 2 is provided with a placement groove 3, and the placement groove 3 is provided with a detachable dust screen plate 4;

[0035] The connecting plate 5 is slidingly arranged on the dust cover 2, and the connecting plate 5 is provided with a rotating shaft 6;

[0036] The roller 7 is arranged on the rotating shaft 6, and the roller 7 is provided with a cleaning brush 8;

[0037] The linkage mechanism 9 is arranged on the dust cover 2 and is used to drive the rotating shaft 6 to rotate.

[0038] In use, external air enters the cabinet 1 through the dust screen plate 4, and is discharged from the air outlet of the cabinet 1, achieving air circulation and maintaining good heat dissipation inside the cabinet 1. A fan can be installed on the dust cover 2 to increase the air circulation speed inside the cabinet 1 and improve the heat dissipation effect, thereby improving the operation effect of the equipment inside the cabinet 1.

[0039] The air entering the cabinet 1 is filtered by the dust screen plate 4. After a period of time, a large amount of dust and impurities will accumulate on the dust screen plate 4. At this time, the connecting plate 5 can be driven to slide up and down along the outer wall of the dust cover 2. The connecting plate 5 drives the roller 7 and the cleaning brush 8 to move up and down, so that the dust and impurities on the dust screen plate 4 can be cleaned by the cleaning brush 8. At the same time, when the connecting plate 5 and the shaft 6 move up and down, the shaft 6 is also driven to rotate through the linkage mechanism 9, that is, the roller 7 and the cleaning brush 8 are rotated, so that the cleaning brush 8 rotates while moving up and down, which further improves the cleaning effect of the dust screen plate 4. The current method of disassembling the dust screen plate 4 for cleaning is avoided, a lot of manpower and time are saved, the processing efficiency is significantly improved, and the operation of the fire alarm host is not affected by disassembly. At the same time, the disassembly of the dust screen plate 4 can reduce the damage to the dust screen plate 4 and improve its service life, which has high practicality.

[0040] Since the dust screen plate 4 is detachable, it can be easily disassembled for processing or replacement, and has good use effect.

[0041] Preferably, as shown in Figures 1-4 , the dust cover 2 is provided with a sliding rail 10, the sliding rail 10 is slidably connected with a sliding seat 11, and the connecting plate 5 is connected with the sliding seat 11. In this way, when the connecting plate 5 is driven to move up and down, the connecting plate 5 drives the sliding seat 11 to slide along the sliding rail 10, so that the movement of the connecting plate 5 and the components thereon is facilitated, and the smoothness of movement is improved. The cooperation of the sliding seat 11 and the sliding rail 10 can also limit the connecting plate 5, preventing the connecting plate 5 from disengaging from the dust cover 2.

[0042] The connecting plate 5 is provided with a handle 17, which can be operated to conveniently drive the connecting plate 5 to move, saving time and effort.

[0043] Preferably, as shown in Figures 2-3 , the upper and lower ends of the sliding rail 10 are provided with blocking plates 12. In this way, when the connecting plate 5 is driven to move up and down, the connecting plate 5 drives the sliding seat 11 to move together, and the blocking plates 12 limit the sliding seat 11, preventing the sliding seat 11 from disengaging from the sliding rail 10. Under normal conditions, the sliding seat 11 is at the lowermost position and is supported by the blocking plates 12 at the bottom, so that the sliding seat 11 and the connecting plate 5 are kept in position.

[0044] Preferably, referring to Figures 1-3 , the linkage mechanism 9 comprises:

[0045] Two toothed plates 91 are arranged on the dust cover 2, and the end of the rotating shaft 6 is provided with a gear 92 engaged with the toothed plate 91.

[0046] Specifically, when the connecting plate 5 moves up and down, the connecting plate 5 drives the rotating shaft 6 to move up and down, and the rotating shaft 6 drives the gear 92 to move up and down. The gear 92 is engaged with the toothed plate 91, and the toothed plate 91 rotates to drive the rotating shaft 6 to rotate, thereby driving the roller 7 and the cleaning brush 8 to rotate, that is, the cleaning brush 8 rotates while moving up and down.

[0047] Preferably, referring to Figures 2-4 and Figure 6 , the placing groove 3 is provided with a stop block 13 and a limiting assembly 14, the dust screen 4 is located between the stop block 13 and the limiting assembly 14, and the limiting assembly 14 is used for limiting the position of the dust screen 4.

[0048] In this way, when the dust screen 4 is installed, the dust screen 4 is placed in the placing groove 3 of the cabinet body 1, one end of the dust screen 4 is blocked by the stop block 13, and the other end of the dust screen 4 is limited by the limiting assembly 14, so that the dust screen 4 can be limited to be installed, that is, the installation of the dust screen 4 is completed. When the dust screen 4 needs to be disassembled, the limiting assembly 14 can be released to limit the dust screen 4, so that the dust screen 4 can be taken out of the placing groove 3, which is convenient, simple and fast.

[0049] Preferably, referring to Figure 2 and Figure 6 , the limiting assembly 14 comprises:

[0050] The inner moving groove 141 is arranged in the inner wall of the placing groove 3, and the inner wall of the inner moving groove 141 is slidably connected with the limiting block 142.

[0051] The elastic member 143 is connected with the bottom wall of the inner moving groove 141 at one end and connected with the limiting block 142 at the other end, and the elastic member 143 in the application can adopt a spring.

[0052] In this way, when the dust screen plate 4 is placed into the placing groove 3 of the cabinet body 1, the limiting block 142 is moved into the inner moving groove 141 and the elastic element 143 is compressed, and when the dust screen plate 4 reaches the designated position, the limiting block 142 is no longer compressed and is reset by the elastic force of the elastic element 143, at this time, the limiting block 142 is blocked at the outer end of the dust screen plate 4, thereby limiting the dust screen plate 4. When the dust screen plate 4 is subsequently disassembled, the limiting block 142 can be pressed to enter the inner moving groove 141, and the dust screen plate 4 can be taken out from the placing groove 3.

[0053] Preferably, the side of the limiting block 142 away from the blocking block 13 is provided with a slope. In this way, when the dust screen plate 4 is placed into the placing groove 3, the dust screen plate 4 gradually presses the slope part of the limiting block 142, and the limiting block 142 is pressed to move into the inner moving groove 141, and finally enters the inner moving groove 141, and when the limiting block 142 is no longer pressed, the limiting block 142 is moved out to complete the reset.

[0054] Preferably, referring to Figures 1-2 and Figure 5 , the outer wall of the dust cover 2 is provided with a fixing plate 15, the fixing plate 15 is provided with a fixing hole 16, and the outer wall of the cabinet body 1 is provided with a connecting hole matched with the fixing hole 16. In this way, the fixing hole 16 on the fixing plate 15 of the dust cover 2 can be aligned with the connecting hole of the cabinet body 1, and then the dust cover 2 can be fixed on the cabinet body 1 through bolts; the disassembly is the same, and the dust cover 2 can be taken down by unscrewing the bolts, so that the dust cover 2 can be conveniently cleaned or overhauled or replaced, and the staff can use it conveniently.

[0055] It should be understood that the examples and embodiments described herein are only for illustration and do not limit the utility model, and those skilled in the art can make various modifications or changes according to it, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

[0056] It should be noted that if the utility model embodiments involve directional indications such as up, down, left, right, front, back, etc., the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture, such as shown in the drawings, if the certain posture changes, the directional indications also change accordingly.

[0057] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing throughout the text includes three parallel schemes. Taking "A and / or B" as an example, it includes A scheme, or B scheme, or A and B scheme. In addition, "multiple" means more than two. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of such technical solutions does not exist, nor is it within the protection scope required by the present application.

Claims

1. A fire alarm master cabinet comprising a cabinet body (1), characterized in that, Also include: The dust cover (2) is detachably mounted on the cabinet (1), and the dust cover (2) is provided with a placing groove (3). The dust cover (2) is provided with a detachable dust screen (4) in the placing groove (3). The connecting plate (5) is slidably arranged on the dust cover (2), and the connecting plate (5) is rotatably provided with a rotating shaft (6). The roller (7) is arranged on the rotating shaft (6), and the outer wall of the roller (7) is provided with a cleaning brush (8). The linkage mechanism (9) is arranged on the dust cover (2) and used for driving the rotating shaft (6) to rotate.

2. A fire alarm master cabinet according to claim 1, characterised in that The dust cover (2) is provided with a sliding rail (10), and the sliding rail (10) is slidably connected with a sliding seat (11). The connecting plate (5) is connected with the sliding seat (11).

3. A fire alarm master cabinet according to claim 2, wherein, The upper and lower ends of the sliding rail (10) are provided with blocking plates (12).

4. A fire alarm master cabinet according to claim 2, wherein The linkage mechanism (9) comprises: Two toothed plates (91) are arranged on the dust cover (2), and the end of the rotating shaft (6) is provided with a gear (92) engaged with the toothed plate (91).

5. A fire alarm master cabinet according to claim 1, wherein The placing groove (3) is provided with a stop block (13) and a limiting assembly (14), the dust screen (4) is located between the stop block (13) and the limiting assembly (14), and the limiting assembly (14) is used for limiting the position of the dust screen (4).

6. A fire alarm master cabinet according to claim 5, wherein, The limiting assembly (14) comprises: An inner moving groove (141) is formed in the inner wall of the placing groove (3), and the inner wall of the inner moving groove (141) is slidably connected with a limiting block (142); An elastic member (143) is connected with the bottom wall of the inner moving groove (141) at one end and connected with the limiting block (142) at the other end.

7. A fire alarm master cabinet according to claim 6, wherein The side of the limiting block (142) away from the stop block (13) is provided with an inclined surface.

8. The fire alarm host cabinet of claim 1, wherein the outer wall of the dust cover (2) is provided with a fixing plate (15), the fixing plate (15) is provided with a fixing hole (16), and the outer wall of the cabinet (1) is provided with a connecting hole matched with the fixing hole (16).

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