Flame detector testing device

Abstract

The utility model relates to the technical field of detector testing, in particular to a flame detector testing device, which is characterized in that a fixing box for clamping and fixing a flame detector is arranged on the upper surface of a base, and an adjusting mechanism for testing the flame detector in multiple directions is arranged above the base. According to the flame detector testing device, clamping blocks of which the two sides are fixedly provided with limiting sliding blocks are slidably connected in a fixed box arranged on the upper surface of a base and the limiting sliding blocks are slidably connected in sliding grooves, and meanwhile, extrusion springs and pulling rods are arranged on the two sides of the clamping blocks, so that the distance between the two clamping blocks can be conveniently adjusted; a main control motor on the upper surface of the top seat is connected with a rotating crank arm through a linkage rod, an adjusting motor fixed to the upper surface of the bottom end of the rotating crank arm is rotationally connected with an adjusting arm, and a heat radiation head is fixedly connected to the lower surface of the adjusting arm, so that the speed of the detector can be measured at different angles.

Description

Technical Field

[0001] This utility model relates to the field of flame detector testing technology, specifically a flame detector testing device. Background Technology

[0002] Infrared flame detectors are suitable for smokeless liquid and gas fires, fires involving open flames, and fires that may result in deflagration. Examples include: aerospace industry, aircraft hangars, aircraft repair shops, chemical industry, highway tunnels, ammunition and explosives warehouses, paint factories, petrochemical enterprises, natural gas exploration and production enterprises, pharmaceutical enterprises, power plants, printing enterprises, flammable material warehouses, and other locations where combustible materials contain carbonaceous substances. During the production of flame detectors, detection testing is required.

[0003] In the prior art, flame detector testing devices lack an adjustable arm to detect the detector in different positions, which makes it impossible to accurately measure the detector's detection angle and sensitivity, making them inconvenient to use. Based on the shortcomings of the existing technology, this utility model designs a flame detector testing device. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a flame detector testing device with the advantage of adjustable testing device angle. This solves the problem that the adjustable arm cannot adjust the testing device to different positions, making it impossible to accurately measure the detector's detection angle and detection sensitivity.

[0005] This utility model provides the following technical solution: a flame detector testing device, including a base, a fixing box for clamping and fixing the flame detector is provided on the upper surface of the base, and a multi-directional testing and adjustment mechanism for the flame detector is provided above the base.

[0006] The adjustment mechanism includes a main control motor, a connecting rod, a rotating crank arm, and an adjusting arm. The main control motor (301) is fixedly installed above the base. The connecting rod is rotatably connected to the output shaft of the main control motor. The rotating crank arm is fixedly connected to the lower end of the connecting rod. The adjusting arm and the rotating crank arm are rotatably connected through the adjusting motor.

[0007] The adjustment mechanism also includes a heat radiation head. The adjustment motor is fixedly mounted on the upper surface of the bottom end of the rotating crank arm (303), and the heat radiation head is fixedly mounted on the lower surface of the adjustment arm on the side away from the adjustment motor.

[0008] The main control motor is fixedly connected to the upper surface of the top seat, the connecting rod is rotatably connected through the inside of the top seat, and the adjusting motor is rotatably connected through the inside of the rotating arm, with its bottom end fixed to the upper surface of the adjusting arm.

[0009] A base frame is fixedly connected to the lower surface of the base, a support rod is fixedly connected to the upper surface of the base, a top seat is fixedly connected to the top of the support rod, and an alarm light is fixedly mounted on the upper surface of the top seat.

[0010] The adjustment mechanism is located inside the top seat, and the height of the top seat is adjustable.

[0011] The inner wall of the fixing box has sliding grooves on both sides. A clamping block is slidably connected inside the fixing box. A limit slider is fixedly connected to the side of the clamping block near the sliding groove. A pull rod is fixedly connected to the side of the clamping block away from the center of the fixing box. A compression spring is fixedly connected inside the fixing box. A wire groove is formed on the upper surface of the fixing box near the bottom.

[0012] The limiting slider is slidably connected inside the slide groove, the pull rod is slidably connected through both sides of the fixed box, and the two ends of the compression spring are respectively connected to the fixed box and the clamping block.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] This flame detector testing device works by pulling two levers outwards, placing the detector and its wiring harness inside the fixing box and wire trough respectively, and then releasing the levers. The clamping block then clamps and fixes the detector under the push of the compression spring. At this time, the heat radiation head is activated to reach the set temperature to check if the detector emits a signal and to control the alarm light to illuminate. After the vertical test is completed, the main control motor and the adjusting motor are activated. By adjusting the rotating crank arm with the point connected to the connecting rod as the axis of rotation and the adjusting arm with the point connected to the adjusting motor as the axis of rotation, the heat radiation head is controlled to be in different positions on the same plane, thus allowing for testing of the flame detector at different angles. This device facilitates the testing of flame detectors. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the front structure of this utility model;

[0017] Figure 3 This is a cross-sectional view of the fixing box of this utility model;

[0018] Figure 4 This is a schematic diagram of the adjustment mechanism of this utility model.

[0019] In the diagram: 1. Base; 101. Base frame; 102. Support rod; 103. Top seat; 104. Alarm light; 2. Fixing box; 201. Slide groove; 202. Clamping block; 203. Limiting slider; 204. Pull rod; 205. Compression spring; 206. Cable groove; 3. Adjustment mechanism; 301. Main control motor; 302. Linkage rod; 303. Rotary crank arm; 304. Adjustment motor; 305. Adjustment arm; 306. Heat radiation head. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figure 1-4 A flame detector testing device includes a base 1, a fixing box 2 for clamping and fixing the flame detector on the upper surface of the base 1, an adjustment mechanism 3 for multi-directional testing of the flame detector on the upper part of the base 1, a base frame 101 fixedly connected to the lower surface of the base 1, a support rod 102 fixedly connected to the upper surface of the base 1, a top seat 103 fixedly connected to the top of the support rod 102, an alarm light 104 fixedly mounted on the upper surface of the top seat 103, an adjustment mechanism 3 running through the interior of the top seat 103, and the height of the top seat 103 is adjustable. By setting the alarm light 104, an alarm light will be emitted to notify the tester that the detector has passed the test when it passes the test.

[0022] The adjustment mechanism 3 includes a main control motor 301, a connecting rod 302, a rotary crank arm 303, and an adjustment arm 305. The main control motor 301 is fixedly mounted on the top of the base 1. The connecting rod 302 is rotatably connected to the lower surface of the main control motor 301. The rotary crank arm 303 is fixedly connected to the lower surface of the connecting rod 302. The adjustment arm 305 is rotatably connected to the lower surface of the bottom end of the adjustment motor 304. The adjustment mechanism 3 also includes an adjustment motor 304 and a heat radiation head 306. The adjustment motor 304 is fixedly mounted on the upper surface of the bottom end of the rotary crank arm 303, and the heat radiation head 306 is fixedly mounted on the lower surface of the base 1. The lower surface of the adjusting arm 305 away from the adjusting motor 304 is fixedly connected to the upper surface of the top seat 103. The connecting rod 302 is rotatably connected inside the top seat 103. The adjusting motor 304 is rotatably connected inside the rotating arm 303, and its bottom end is fixed to the upper surface of the adjusting arm 305. By setting the rotating arm 303 and the adjusting arm 305, the thermal radiation head 306 can be moved to different positions in the same plane to test the detector after being driven by the main control motor 301 and the adjusting motor 304.

[0023] Please see Figure 4 The inner wall of the fixed box 2 has grooves 201 on both sides. A clamping block 202 is slidably connected inside the fixed box 2. A limit slider 203 is fixedly connected to the side of the clamping block 202 near the groove 201. A pull rod 204 is fixedly connected to the side of the clamping block 202 away from the center of the fixed box 2. A compression spring 205 is fixedly connected inside the fixed box 2. A wire groove 206 is opened on the upper surface of the fixed box 2 near the bottom. The limit slider 203 is slidably connected inside the groove 201. The pull rod 204 is slidably connected to both sides of the fixed box 2. The two ends of the compression spring 205 are respectively connected to the fixed box 2 and the clamping block 202. By setting the compression spring 205, the clamping block 202 is driven to slide towards the center point of the fixed box 2 under the limit of the groove 201 and the limit slider 203 to clamp and fix the detector.

[0024] Working principle: When the flame detector testing device is used, in the initial state, the lower surface of the base 1 is connected to the base frame 101, and the support rod 102 on the upper surface of the base 1 is fixed to the top seat 103 to provide stability for the base 1 and allow for height adjustment of the top seat 103. The alarm light 104 on the upper surface of the top seat 103 can display the test results in real time. A fixed limiting slider 203 on both sides is slidably connected to the fixed box 2 on the upper surface of the base 1, and the limiting slider 203 is slidably connected to the clamping block inside the slide groove 201. 202. Simultaneously, compression springs 205 and pull rods 204 are provided on both sides of the clamping block 202 to adjust the distance between the two clamping blocks 202, thereby better fixing the detector. The main control motor 301 on the upper surface of the top seat 103 is connected to the rotating crank arm 303 through the connecting rod 302. The adjustment motor 304 fixed on the upper surface of the bottom end of the rotating crank arm 303 is rotatably connected to the adjustment arm 305, and a thermal radiation head 306 is fixedly connected to the lower surface of the adjustment arm 305 to measure the speed of the detector at different angles.

[0025] When testing the flame detector, first pull the two levers 204 outwards, place the detector and its wiring harness inside the fixing box 2 and the wire trough 206 respectively, and then release the levers 204. The clamping block 202 will then clamp and fix the detector under the push of the compression spring 205. At this time, the control heat radiation head 306 is started to reach the set temperature to check whether the detector sends a signal and control the alarm light 104 to emit an alarm light. After the vertical test is completed, the control main motor 301 and the adjustment motor 304 are started. By adjusting the rotating crank arm 303 with the point connected to the connecting rod 302 as the axis of rotation and the adjusting arm 305 with the point connected to the adjustment motor 304 as the axis of rotation, the heat radiation head 306 is controlled to be in different positions on the same plane, so as to test the flame detector at different angles. This device is convenient for testing flame detectors.

[0026] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. Flame detector testing device comprising a base (1), characterized in that: The upper surface of the base (1) is provided with a fixing box (2) for clamping and fixing the flame detector, and the upper side of the base (1) is provided with a multi-direction testing adjusting mechanism (3) for the flame detector. The adjusting mechanism (3) comprises a main control motor (301), a connecting rod (302), a rotating curved arm (303) and an adjusting arm (305), the main control motor (301) is fixedly installed above the base (1), the connecting rod (302) is rotatably connected to the output shaft of the main control motor (301), the rotating curved arm (303) is fixedly connected to the lower end of the connecting rod (302), and the adjusting arm (305) is rotatably connected to the rotating curved arm (303) through an adjusting motor (304).

2. The flame detector testing device of claim 1, wherein: The adjusting mechanism (3) further comprises a heat radiation head (306), the adjusting motor (304) is fixedly assembled on the upper surface of the bottom end of the rotating curved arm (303), and the heat radiation head (306) is fixedly assembled on the lower surface of the side of the adjusting arm (305) away from the adjusting motor (304).

3. The flame detector testing device of claim 2, wherein: The main control motor (301) is fixedly connected to the upper surface of the top base (103), the connecting rod (302) is rotatably connected inside the top base (103), and the adjusting motor (304) is rotatably connected inside the rotating curved arm (303), and the bottom end is fixedly connected to the upper surface of the adjusting arm (305).

4. The flame detector testing device of claim 1, wherein: The lower surface of the base (1) is fixedly connected with a bottom frame (101), the upper surface of the base (1) is fixedly connected with a supporting rod (102), the top end of the supporting rod (102) is fixedly connected with a top base (103), and the upper surface of the top base (103) is fixedly assembled with an alarm lamp (104).

5. The flame detector testing device of claim 4, wherein: The adjusting mechanism (3) is arranged inside the top base (103), and the height of the top base (103) is adjustable.

6. The flame detector testing device of claim 1, wherein: The inner wall of the fixing box (2) is provided with a sliding groove (201) on both sides, the fixing box (2) is slidably connected with a clamping block (202) inside, the side of the clamping block (202) close to the sliding groove (201) is fixedly connected with a limiting sliding block (203), the side of the clamping block (202) away from the center of the fixing box (2) is fixedly connected with a pull rod (204), the inside of the fixing box (2) is fixedly connected with an extrusion spring (205), and the upper surface of the fixing box (2) is provided with a wire slot (206) close to the bottom end.

7. The flame detector testing device of claim 6, wherein: The limiting sliding block (203) is slidably connected inside the sliding groove (201), the pull rod (204) is slidably connected on both sides of the fixing box (2), and the two ends of the extrusion spring (205) are respectively connected with the fixing box (2) and the clamping block (202).

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