Wall-mounted smoke and gas sensor suitable for intelligent fire fighting

Abstract

The utility model discloses a wall-mounted smog gas sensor suitable for intelligent fire fighting, and particularly relates to the technical field of sensors, the wall-mounted smog gas sensor comprises a fixed seat and a smog gas sensor body, the lower side of the middle part of the front end of the fixed seat is fixedly provided with an angle adjusting assembly, and the fixed seat is provided with a negative pressure assembly; a clamping assembly is installed at one end, in the width direction, of the fixing base through a screw thread. According to the wall-mounted smoke and gas sensor suitable for intelligent fire fighting, the smoke and gas sensor body can be adsorbed on a smooth wall and other structures under negative pressure by arranging the suction cup, and the smoke and gas sensor body can be clamped and mounted at a bulge of a mounting object by arranging the clamping assembly; the suction cups and the clamping assemblies are matched to enhance the installation compatibility of the equipment, the two installation methods can avoid damage to the installation wall face, later maintenance and replacement are convenient and fast, and the equipment is worthy of being vigorously popularized and used.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field especially relates to a wall -hanging smoke gas sensor suitable for wisdom fire control. BACKGROUND

[0002] Smoke gas sensor is a kind of sensor that can detect the concentration of smoke and harmful gas in the environment, and its working principle mainly has optical scattering, ionization, semiconductor principle.Type includes photoelectric smoke sensor, ion smoke sensor, semiconductor smoke sensor and infrared absorption type gas sensor, with high sensitivity, fast response, high stability, good selectivity, low power consumption and other characteristics, widely used in fire alarm system, industrial safety monitoring, environmental air quality monitoring and intelligent home system and other fields, plays an important role in safeguarding life and property safety and environmental monitoring.

[0003] In the field of fire safety, timely and accurate detection of smoke and harmful gas is crucial to protect life and property safety, with the rise of the concept of wisdom fire control, higher requirements are put forward for the performance and installation mode of smoke gas detection equipment, and the traditional smoke gas sensor has some limitations in installation, and common installation methods such as screw fixing are not only more cumbersome to operate, but also may damage the installation wall, and the later maintenance and replacement are also not very convenient.

[0004] In many application scenarios, especially in places that need flexible arrangement and rapid installation, such as temporary buildings, remodeled spaces, etc., the traditional installation method is difficult to meet the needs.In addition, some installation methods cannot guarantee the close adhesion of the sensor to the wall, which may affect the accuracy of detection, in order to adapt to the development of wisdom fire control system, we propose a wall-mounted smoke gas sensor suitable for wisdom fire control. Utility model content

[0005] The main purpose of the utility model is to provide a wall-mounted smoke gas sensor suitable for wisdom fire control, which can effectively solve the problems raised in the above.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0007] A wall-mounted smoke gas sensor suitable for wisdom fire control, comprising a fixed seat and a smoke gas sensor body, the fixed seat is fixedly installed with an angle adjusting assembly at the lower side of the middle part of the front end, the smoke gas sensor body is fixedly installed on the angle adjusting assembly, the back end of the fixed seat is fixedly installed with a suction cup away from the shaft center, the fixed seat is installed with a negative pressure assembly, and one end of the fixed seat along its width direction is screwedly installed with a clamping assembly.

[0008] Preferably, the negative pressure assembly comprises a suction hole, a pressure hole and a sliding seat, the suction hole is arranged in the middle of the back end of the fixed seat, the pressure hole is arranged in the middle of the top end of the fixed seat, and the pressure hole is communicated with the suction hole.

[0009] Preferably, the upper side of the pressure hole cavity is fixedly provided with a limiting ring, the inner cavity surface of the limiting ring is slidably provided with a square rod, the top end of the square rod is fixedly provided with a push plate, the bottom end of the square rod is fixedly provided with a piston which is slidably arranged in the pressure hole cavity, the pressure hole cavity is provided with a spring two, and the two ends of the spring two are respectively abutted between the bottom end of the pressure hole cavity and the piston.

[0010] Preferably, the sliding seat is fixedly arranged on one side of the top end of the fixed seat away from the middle, a limiting clamping groove is arranged in the end of the square rod close to the sliding seat, the inner cavity surface of the sliding seat is slidably provided with a guide rod, the end of the guide rod close to the square rod is fixedly provided with a clamping block clamped with the limiting clamping groove, and the outer surface of the guide rod is sleeved with a spring one, and the two ends of the spring one are respectively abutted between the clamping block and the sliding seat.

[0011] Preferably, the clamping assembly comprises a connecting frame, the connecting frame is screwedly arranged at one end of the fixed seat in the width direction, a threaded hole two is arranged in the top end of the connecting frame in the horizontal direction, a handle screw two is screwedly arranged in the inner cavity surface of the threaded hole two, and a clamping block is rotatably arranged at the bottom end of the handle screw two.

[0012] Preferably, the angle adjusting assembly comprises a connecting seat, the connecting seat is fixedly arranged at the middle of the lower side of the front end of the fixed seat, a threaded hole one is arranged in the top end of the connecting seat, a ball groove is arranged in the bottom end of the connecting seat, the threaded hole one is communicated with the ball groove, and a handle screw one is screwedly arranged in the inner cavity surface of the threaded hole one.

[0013] Preferably, a steering ball block is movably arranged in the inner cavity surface of the ball groove, the lower surface of the steering ball block is fixedly provided with a connecting rod, the bottom end of the connecting rod is fixedly provided with a mounting plate, and the smoke gas sensor body is fixedly arranged on the mounting plate.

[0014] Compared with the prior art, the utility model has the advantages of the following:

[0015] 1、The smoke gas sensor body can be adsorbed on the smooth wall or other structures by the suction disc, and the smoke gas sensor body can be clamped and installed on the protruding part of the installation object by the clamping assembly, so that the installation compatibility of the equipment is enhanced, the installation wall surface can be avoided to be damaged by the two installation methods, and the equipment is convenient to maintain and replace in the later period, and is worth popularizing and using.

[0016] 2、 The angle adjusting assembly is arranged, the angle of the smoke gas sensor body is adjusted, the smoke gas sensor body can be adjusted according to use requirements, and the application value of the smoke gas sensor body in various complex scenes is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front side elevation structure schematic diagram of the whole utility model;

[0018] Figure 2 It is a back side elevation structure schematic diagram of the whole utility model;

[0019] Figure 3 It is a cross section structure schematic diagram of the utility model in Figure 2 A place in the middle;

[0020] Figure 4 It is a connecting structure schematic diagram of the clamping assembly in the utility model;

[0021] Figure 5 It is a cross section connecting structure schematic diagram of the sensor and the angle adjusting assembly in the utility model.

[0022] In the drawing: 1, fixed seat;2, smoke gas sensor body;3, angle adjusting assembly;31, connecting seat;311, ball groove;312, threaded hole one;313, handle screw one;314, steering ball block;315, connecting rod;32, mounting plate;4, suction cup;5, negative pressure assembly;51, suction hole;52, pressure hole;521, stop ring;53, square rod;531, push plate;532, limit clamping groove;533, piston;54, sliding seat;541, guide rod;542, clamping block;55, spring one;56, spring two;6, clamping assembly;61, connecting frame;62, threaded hole two;63, handle screw two;64, abutting clamping block. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects achieved by the utility model easy to understand, the utility model is further described in combination with specific embodiments.

[0024] As Figures 1-5 Indicated, a wall-mounted smoke gas sensor suitable for intelligent fire fighting, including fixed seat 1 and smoke gas sensor body 2, the front end middle part lower side of fixed seat 1 is fixedly installed with angle adjusting assembly 3, smoke gas sensor body 2 is fixedly installed on angle adjusting assembly 3, the back end of fixed seat 1 away from the fixed installation of suction cup 4 at the shaft center, fixed seat 1 is installed with negative pressure assembly 5, and one end of fixed seat 1 is screwedly installed with clamping assembly 6 along the width direction of fixed seat 1;

[0025] In actual use, the smoke gas sensor body 2 can be adsorbed on a smooth wall or the like through the suction cup 4, the suction force of the suction cup 4 is strengthened through the negative pressure assembly 5 after the suction cup 4 is adsorbed on the wall, and the suction cup 4 is controlled to open and close, the smoke gas sensor body 2 can be clamped and installed on the protrusion of the installation object through the clamping assembly 6, the installation compatibility of the equipment is improved through cooperation of the suction cup 4 and the clamping assembly 6, both installation methods can avoid damage to the installation wall surface, and the equipment is convenient to maintain and replace in the later period, and is worth popularizing and using;

[0026] The angle of the smoke gas sensor body 2 is adjusted through the angle adjusting assembly 3, so that the smoke gas sensor body 2 can be adjusted to have a mounting angle according to use requirements, and the application value of the smoke gas sensor body 2 in various complex scenes is effectively improved.

[0027] Specifically, the negative pressure assembly 5 includes a suction hole 51, a pressure hole 52 and a sliding seat 54, the suction hole 51 is formed in the middle of the back end of the fixed seat 1, the pressure hole 52 is formed in the middle of the top end of the fixed seat 1, and the pressure hole 52 is in communication with the suction hole 51;

[0028] A stop ring 521 is fixedly installed on the upper side of the inner cavity of the pressure hole 52, a square rod 53 is slidingly installed on the inner cavity surface of the stop ring 521, a push plate 531 is fixedly installed at the top end of the square rod 53, a piston 533 slidingly arranged in the inner cavity of the pressure hole 52 is fixedly installed at the bottom end of the square rod 53, and a spring 56 is arranged in the inner cavity of the pressure hole 52, and the two ends of the spring 56 are respectively abutted between the bottom end of the inner cavity of the pressure hole 52 and the piston 533;

[0029] The sliding seat 54 is fixedly installed on one side of the top end of the fixed seat 1 away from the middle, a limiting clamping groove 532 is equidistantly formed in one end of the square rod 53 close to the sliding seat 54, a guide rod 541 is slidingly installed on the inner cavity surface of the sliding seat 54, a clamping block 542 clamping the limiting clamping groove 532 is fixedly installed on one end of the guide rod 541 close to the square rod 53, and a spring 55 is sleeved on the outer surface of the guide rod 541, and the two ends of the spring 55 are respectively abutted between the clamping block 542 and the sliding seat 54;

[0030] Before the suction cup 4 is adsorbed on the wall surface, the push plate 531 is first pressed downward, and the piston 533 at the bottom end of the push plate 531 slides downward to the bottom end of the inner cavity of the pressure hole 52 in the process, the suction cup 4 is adsorbed on the wall surface after the suction cup 531 is adsorbed on the wall surface, the piston 533 is pushed upward by the tension of the spring 56 after the push plate 531 is released, the air in the inner cavity of the suction hole 51 is discharged after the piston 533 is upward, so that the negative pressure effect in the inner cavity of the suction cup 4 is enhanced, and the suction cup 4 is more strongly adsorbed on the wall surface by negative pressure;

[0031] Pulling the guide rod 541 makes the clamping block 542 away from the square rod 53, and the limiting of the limiting clamping groove 532 on the square rod 53 is released, so that the push plate 531 is pulled to drive the piston 533 to slide up and down, and the clamping block 542 is pushed by the tension of the spring one 55 to clamp and limit the limiting clamping groove 532 on the square rod 53.

[0032] Specifically, the clamping assembly 6 comprises a connecting frame 61, the connecting frame 61 is screw-threadedly installed at one end of the fixed seat 1 in the width direction, a threaded hole two 62 is formed through the top end of the connecting frame 61 in the horizontal direction, a handle screw two 63 is screw-threadedly installed on the inner cavity surface of the threaded hole two 62, and a clamping block 64 is rotatably installed at the bottom end of the handle screw two 63.

[0033] Specifically, the angle adjusting assembly 3 comprises a connecting seat 31, the connecting seat 31 is fixedly installed at the lower side of the middle part of the front end of the fixed seat 1, a threaded hole one 312 is formed at the top end of the connecting seat 31, a ball groove 311 is formed at the bottom end of the connecting seat 31, the threaded hole one 312 is in communication with the ball groove 311, a handle screw one 313 is screw-threadedly installed on the inner cavity surface of the threaded hole one 312.

[0034] A turning ball block 314 is movably installed on the inner cavity surface of the ball groove 311, a connecting rod 315 is fixedly installed on the lower surface of the turning ball block 314, an installation plate 32 is fixedly installed at the bottom end of the connecting rod 315, and the smoke gas sensor body 2 is fixedly installed on the installation plate 32.

[0035] The threaded hole one 312 is turned upward, so that the turning ball block 314 movably arranged in the inner cavity of the ball groove 311 is released from the limiting, and thus the installation plate 32 can be turned to adjust the orientation of the smoke gas sensor body 2; after the angle of the smoke gas sensor body 2 is adjusted, the handle screw one 313 needs to be screwed on the connecting seat 31 again, so that the installation plate 32 is limited and unnecessary displacement is avoided.

[0036] It should be particularly pointed out that the specific model of the smoke gas sensor body 2 used in the utility model is VLC-500, and the specific installation mode, the connection mode of the circuit and the control method all belong to the conventional design, and the utility model will not be described in detail.

[0037] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A wall-mounted smoke gas sensor suitable for intelligent fire fighting, comprising a fixed seat (1) and a smoke gas sensor body (2), characterized in that: The middle lower side of the front end of the fixed seat (1) is fixedly installed with an angle adjusting assembly (3), the smoke gas sensor body (2) is fixedly installed on the angle adjusting assembly (3), the back end of the fixed seat (1) is fixedly installed with a suction cup (4) away from the shaft center, the fixed seat (1) is installed with a negative pressure assembly (5), and one end of the fixed seat (1) along the width direction is screwedly installed with a clamping assembly (6).

2. The wall-mounted smoke gas sensor suitable for intelligent fire fighting according to claim 1, characterized in that: The negative pressure assembly (5) comprises a suction hole (51), a pressure hole (52) and a sliding seat (54), the suction hole (51) is formed in the middle of the back end of the fixed seat (1), and the pressure hole (52) is formed in the middle of the top end of the fixed seat (1). The pressure hole (52) is in communication with the suction hole (51).

3. The wall-mounted smoke gas sensor suitable for intelligent fire fighting according to claim 2, characterized in that: The inner cavity of the pressure hole (52) is fixedly installed with a limiting ring (521) on the upper side, the inner cavity surface of the limiting ring (521) is slidably installed with a square rod (53), the top end of the square rod (53) is fixedly installed with a push plate (531), the bottom end of the square rod (53) is fixedly installed with a piston (533) which is slidably arranged in the inner cavity of the pressure hole (52), and the inner cavity of the pressure hole (52) is arranged with a spring (56). The two ends of the spring (56) are respectively abutted between the bottom end of the inner cavity of the pressure hole (52) and the piston (533).

4. The wall-mounted smoke gas sensor suitable for intelligent fire fighting according to claim 3, characterized in that: The sliding seat (54) is fixedly installed on one side of the top end of the fixed seat (1) away from the middle, a limiting clamping groove (532) is formed at an equal distance from the sliding seat (54) on one end of the square rod (53), the inner cavity surface of the sliding seat (54) is slidably installed with a guide rod (541), the end of the guide rod (541) close to the square rod (53) is fixedly installed with a clamping block (542) clamped with the limiting clamping groove (532), and the outer surface of the guide rod (541) is sleeved with a spring (55). The two ends of the spring (55) are respectively abutted between the clamping block (542) and the sliding seat (54).

5. The wall-mounted smoke gas sensor suitable for intelligent fire fighting according to claim 4, characterized in that: The clamping assembly (6) comprises a connecting frame (61), the connecting frame (61) is screwedly installed on one end of the fixed seat (1) in the width direction, a threaded hole (62) is formed in the top end of the connecting frame (61) in the horizontal direction, a handle screw (63) is screwedly installed on the inner cavity surface of the threaded hole (62), and the bottom end of the handle screw (63) is rotatably installed with an abutting clamping block (64).

6. The wall-mounted smoke gas sensor suitable for intelligent fire fighting according to claim 5, characterized in that: The angle adjusting assembly (3) comprises a connecting seat (31), the connecting seat (31) is fixedly installed on the middle lower side of the front end of the fixed seat (1), the top end of the connecting seat (31) is provided with a threaded hole (312), the bottom end of the connecting seat (31) is provided with a ball groove (311), the threaded hole (312) is in communication with the ball groove (311), and the inner cavity surface of the threaded hole (312) is screwedly installed with a handle screw (313).

7. The wall-mounted smoke gas sensor suitable for intelligent fire fighting according to claim 6, characterized in that: The inner cavity surface of the ball groove (311) is movably installed with a turning ball block (314), the lower surface of the turning ball block (314) is fixedly installed with a connecting rod (315), the bottom end of the connecting rod (315) is fixedly installed with a mounting plate (32), and the smoke gas sensor body (2) is fixedly installed on the mounting plate (32).

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