Guide rail type switching power supply for fire fighting
Through the innovative design of the connection and compression mechanism, the problems of fire-fighting rail-mounted switching power supplies being unable to adapt to rails of different sizes and being prone to loosening are solved, achieving stable installation and preventing shaking, thus ensuring the normal operation of fire-fighting equipment.
Patent Information
- Application Number
- CN202422968955.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-12-03
AI Technical Summary
The existing rail-type switching power supply for fire protection cannot adapt to rails of different sizes and is prone to loosening, affecting normal operation.
The design employs a connecting mechanism and a pressing mechanism, including an upper latch, a lower latch, a spring, a limiting rod, a limiting sleeve, and a limiting block. The latch engages with the guide rail, and the spring's reset function adapts to guide rails of different sizes. At the same time, the flexible strip and fixing block of the pressing mechanism prevent the switching power supply from shaking.
It enables stable installation on guide rails of different sizes, prevents the switching power supply from becoming loose, and ensures normal operation.
Smart Images
Figure CN223472438U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to switch power supply technical field, especially relates to a guide rail type switch power supply for fire fighting. BACKGROUND
[0002] In the fire fighting system, various equipment such as fire alarm controller, detector, fire linkage module needs the continuous stable power supply, guide rail type switch power supply can provide accurate and stable voltage and current, ensure that these devices can normally operate at any time, even when power grid appears fluctuation or other abnormal conditions, can also keep the stability of output, avoid the false alarm, the missing report or the normal start of fire fighting equipment due to power problem.
[0003] But the guide rail type switch power supply for fire fighting of present can not be installed on the guide rail of different sizes, and is inconvenient to use, and is easy to produce loosening, and is easy to influence its normal operation. UTILITY MODEL CONTENTS
[0004] The utility model discloses a guide rail type switch power supply for fire fighting can effectively solve the problem in the background art.
[0005] To realize the above-mentioned purpose, the utility model takes the technical scheme as follows: a guide rail type switch power supply for fire fighting, including switch power supply body, the rear side of switch power supply body is connected with fixed plate through bolt, the rear part of fixed plate is provided with connecting mechanism, the left and right sides of fixed plate are provided with extrusion mechanism;
[0006] The connecting mechanism includes upper buckle, lower buckle, spring no. 2, limiting rod, limiting sleeve and limiting block, one side fixed connection in the upper part of the rear side of fixed plate of upper buckle, the lower part left and right sides fixed connection on the upper end of limiting rod of lower buckle, the lower end sliding connection in the middle part of limiting sleeve of limiting rod, one side fixed connection in the lower part left and right sides of limiting sleeve of fixed plate, spring no. 2 is set in the outer periphery of limiting rod, spring no. 2 is arranged between lower buckle and limiting sleeve, the middle part fixed connection in the lower end of limiting rod of limiting block.
[0007] Preferably, the rear part of the switch power supply body is provided with a connecting plate on the upper and lower sides.
[0008] Preferably, the middle part of the rear side of the fixed plate is provided with a limiting strip, and the lower buckle is slidingly connected to the outer periphery of the limiting strip through a limiting groove.
[0009] Preferably, the extrusion mechanism comprises a connecting sleeve, a cavity, a spring one, a connecting rod, a fixed block, a limiting ring and a rubber pad, the connecting sleeve rear end is fixedly connected on the left and right sides of the fixed plate, the cavity is arranged in the middle of the connecting sleeve, the connecting rod outer periphery is slidably connected in the cavity, the spring one is sleeved on the connecting rod outer periphery, the spring one is arranged in the cavity, the fixed block middle part is fixedly connected on the connecting rod rear end, and the limiting ring middle part is fixedly connected on the connecting rod front side outer periphery.
[0010] Preferably, the fixed block rear end is provided with a rubber pad.
[0011] Preferably, the connecting rod front end is provided with a flexible strip.
[0012] Compared with the prior art, the utility model has the advantages of the following:
[0013] 1, install, the lower buckle is clamped under the guide rail, then the switch power supply body is lifted upwards, so that the lower buckle drives the limiting rod to move towards each other, and the spring two is compressed, when the upper buckle passes the upper part of the guide rail, the switch power supply body is pressed to the guide rail, finally the switch power supply body is released, and the switch power supply body will fall, and the spring two resets the lower buckle, so that the connecting mechanism is clamped on the guide rail, and then different sizes of guide rails can be applied.
[0014] 2, install, first pull the connecting rod, then pinch the flexible strip outside the switch power supply body with the thumb and the index finger, so that the flexible strip position is fixed, then the switch power supply body is installed on the guide rail through the connecting mechanism, the flexible strip is released, the spring one drives the fixed block to reset, so that the fixed block is pressed on the guide rail, thereby preventing the switch power supply body from shaking, and ensuring the normal use of the switch power supply body. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a stereoscopic structure schematic view of the utility model of a guide rail type switch power supply for fire fighting;
[0016] Figure 2 It is a connecting mechanism structure schematic view of the utility model of a guide rail type switch power supply for fire fighting;
[0017] Figure 3 It is a limiting plate structure schematic view of the utility model of a guide rail type switch power supply for fire fighting;
[0018] Figure 4 It is an extrusion mechanism structure schematic view of the utility model of a guide rail type switch power supply for fire fighting.
[0019] In the figure: 1, switch power supply body; 2, connecting plate; 3, extrusion mechanism; 301, connecting sleeve; 302, cavity; 303, spring one; 304, connecting rod; 305, fixed block; 306, limiting ring; 307, rubber pad; 308, flexible strip; 4, fixed plate; 5, connecting mechanism; 501, upper buckle; 502, lower buckle; 503, spring two; 504, limiting rod; 505, limiting sleeve; 506, limiting block; 507, limiting strip; 508, limiting groove. DETAILED DESCRIPTION
[0020] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.
[0021] As Figures 1-4 shown, a guide rail type switch power supply for fire fighting, including switch power supply body 1, switch power supply body 1 rear side is connected with fixed plate 4 through bolt, fixed plate 4 rear part is provided with connecting mechanism 5, and fixed plate 4 left and right sides are provided with extrusion mechanism 3.
[0022] In the embodiment, connecting mechanism 5 includes upper buckle 501, lower buckle 502, spring two 503, limiting rod 504, limiting sleeve 505 and limiting block 506, one side of upper buckle 501 is fixedly connected in the upper part of the rear side of fixed plate 4, lower buckle 502 lower part left and right sides are fixedly connected on the upper end of limiting rod 504, the lower end of limiting rod 504 is slidingly connected in the middle part of limiting sleeve 505, one side of limiting sleeve 505 is fixedly connected in the lower part left and right sides of fixed plate 4, spring two 503 is sleeved on the outer periphery of limiting rod 504, spring two 503 is arranged between lower buckle 502 and limiting sleeve 505, the middle part of limiting block 506 is fixedly connected on the lower end of limiting rod 504, connecting plate 2 is arranged on the upper and lower sides of the rear part of switch power supply body 1, limiting strip 507 is arranged in the middle part of the rear side of fixed plate 4, lower buckle 502 is slidingly connected on the outer periphery of limiting strip 507 through limiting groove 508, and limiting groove 508 is opened in the front part of lower buckle 502.
[0023] Specifically, when installing, lower buckle 502 is clamped below the guide rail, then switch power supply body 1 is lifted upwards, so that lower buckle 502 drives limiting rod 504 to move towards each other and compresses spring two 503, when upper buckle 501 passes the upper part of the guide rail, switch power supply body 1 is pressed towards the guide rail, finally switch power supply body 1 is released, and switch power supply body 1 will fall, at the same time, spring two 503 resets lower buckle 502, so that switch power supply body 1 is clamped on the guide rail through connecting mechanism 5, and then it can be applied to guide rails of different sizes.
[0024] In this embodiment, the pressing mechanism 3 comprises a connecting sleeve 301, a cavity 302, a spring 303, a connecting rod 304, a fixed block 305, a limiting ring 306 and a rubber pad 307, the connecting sleeve 301 is fixedly connected at the left and right sides of the fixed plate 4, the cavity 302 is arranged in the middle of the connecting sleeve 301, the connecting rod 304 is slidably connected in the cavity 302, the spring 303 is sleeved on the outer periphery of the connecting rod 304, the spring 303 is arranged in the cavity 302, the fixed block 305 is fixedly connected at the rear end of the connecting rod 304, the limiting ring 306 is fixedly connected at the outer periphery of the front side of the connecting rod 304, the rubber pad 307 is arranged at the rear end of the fixed block 305, and the flexible strip 308 is arranged at the front end of the connecting rod 304.
[0025] Specifically, during installation, the connecting rod 304 is pulled first, then the flexible strip 308 is pinched on the outside of the switching power supply body 1 by the thumb and the index finger, so that the position of the flexible strip 308 is fixed, then the switching power supply body 1 is installed on the guide rail through the connecting mechanism 5, the flexible strip 308 is released, the spring 303 drives the fixed block 305 to reset, so that the fixed block 305 is pressed on the guide rail, thereby preventing the switching power supply body 1 from shaking and ensuring the normal use of the switching power supply body 1.
[0026] Working principle:
[0027] During installation, the lower buckle 502 is clamped below the guide rail, then the switching power supply body 1 is lifted upwards, so that the lower buckle 502 drives the limiting rods 504 to move towards each other and compress the spring 503, when the upper buckle 501 passes the upper part of the guide rail, the switching power supply body 1 is pressed towards the guide rail, finally the switching power supply body 1 is released, the switching power supply body 1 will fall, at the same time, the spring 503 drives the lower buckle 502 to reset, so that the switching power supply body 1 is clamped on the guide rail through the connecting mechanism 5, thereby being applicable to guide rails of different sizes, during installation, the connecting rod 304 is pulled first, then the flexible strip 308 is pinched on the outside of the switching power supply body 1 by the thumb and the index finger, so that the position of the flexible strip 308 is fixed, then the switching power supply body 1 is installed on the guide rail through the connecting mechanism 5, the flexible strip 308 is released, the spring 303 drives the fixed block 305 to reset, so that the fixed block 305 is pressed on the guide rail, thereby preventing the switching power supply body 1 from shaking and ensuring the normal use of the switching power supply body 1.
[0028] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the industry that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed for protection. The scope of protection of the utility model is defined by the appended claims and their equivalents.
Claims
1. A rail-mounted switching power supply for fire-fighting purposes, comprising a switching power supply body (1), characterized in that: The switch power supply body (1) rear side is connected with a fixed plate (4) through bolts, the fixed plate (4) rear part is provided with a connecting mechanism (5), and the fixed plate (4) left and right sides are provided with extrusion mechanisms (3); The connecting mechanism (5) includes an upper buckle (501), a lower buckle (502), a spring two (503), a limiting rod (504), a limiting sleeve (505) and a limiting block (506), one side of the upper buckle (501) is fixedly connected to the middle upper part of the rear side of the fixed plate (4), the lower buckles (502) are fixedly connected to the upper ends of the limiting rods (504) on the left and right sides of the lower part, the limiting rods (504) are slidably connected to the middle parts of the limiting sleeves (505), the limiting sleeves (505) are fixedly connected to the left and right sides of the lower part of the fixed plate (4) on one side, the spring two (503) is sleeved on the outer periphery of the limiting rod (504), the spring two (503) is arranged between the lower buckle (502) and the limiting sleeve (505), and the limiting block (506) is fixedly connected to the lower end of the limiting rod (504).
2. The rail mounted switching power supply for fire fighting according to claim 1, characterized in that: The switch power supply body (1) rear part upper and lower sides are provided with connecting plates (2).
3. The rail mounted switching power supply for fire fighting according to claim 1, characterized in that: The middle part of the rear side of the fixed plate (4) is provided with a limiting strip (507), the lower buckle (502) is slidably connected to the outer periphery of the limiting strip (507) through a limiting groove (508), and the limiting groove (508) is arranged in the front part of the lower buckle (502).
4. The rail mounted switching power supply for fire fighting equipment according to claim 1, characterized in that: The extrusion mechanism (3) includes a connecting sleeve (301), a cavity (302), a spring one (303), a connecting rod (304), a fixed block (305), a limiting ring (306) and a rubber pad (307), the rear end of the connecting sleeve (301) is fixedly connected to the left and right sides of the fixed plate (4), the cavity (302) is arranged in the middle part of the connecting sleeve (301), the connecting rod (304) is slidably connected to the inside of the cavity (302), the spring one (303) is sleeved on the outer periphery of the connecting rod (304), the spring one (303) is arranged in the cavity (302), the middle part of the fixed block (305) is fixedly connected to the rear end of the connecting rod (304), and the middle part of the limiting ring (306) is fixedly connected to the outer periphery of the front side of the connecting rod (304).
5. The rail mounted switching power supply for fire fighting equipment according to claim 4, characterized in that: The rear end of the fixed block (305) is provided with a rubber pad (307).
6. The rail mounted switching power supply for fire fighting equipment according to claim 4, characterized in that: The front end of the connecting rod (304) is provided with a flexible strip (308).