Thermal detector testing device

Abstract

The utility model discloses a temperature-sensitive detector testing device, which belongs to the technical field of fire protection and maintenance, and comprises a testing box and a sealing cover rotatably installed on the testing box, an electric heating temperature controller is fixedly installed on the inner bottom surface of the testing box, and a fixing frame is installed on the inner side wall of the testing box. A temperature sensing detector body for testing is placed in the center of the fixing frame; a plurality of supporting and guiding sliding frames are fixed on the fixed frame at equal angles, and limiting assemblies for limiting the test position of the thermal detector body are arranged on the supporting and guiding sliding frames; according to the testing device, the temperature sensing detector body can be quickly limited in the testing box through the limiting assembly, and the operation is very convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire protection technical field, concretely is a temperature detector testing device. BACKGROUND

[0002] The main content of fire protection includes equipment inspection and test, the temperature detector is a temperature alarm fire-fighting equipment, mainly through detecting the change of ambient temperature to realize the alarm function, and its working principle is based on the thermal element, when the ambient temperature rises, the thermal element will have physical or chemical change, thereby triggering the alarm device to send alarm, the sensitivity of the temperature detector is detected through the testing device during fire protection, guaranteeing that the temperature detector can normally induct temperature and send alarm during fire.

[0003] Such as the patent with the publication number CN219738293U discloses a temperature fire detector testing device, including holding pole, heat shield, heating element, temperature measuring element and temperature display, holding pole extends along the up and down direction, heat shield is connected to the upper end of holding pole, the end of heat shield away from holding pole is open end, heat shield is used to cover in the outside of temperature fire detector, heating element is installed in heat shield, temperature measuring element is installed in heat shield, temperature display, install in the lower part of holding pole, temperature display is electrically connected with temperature measuring element;The testing device simulates the high temperature environment of indoor fire source through heating element, and the temperature measuring element can detect the temperature in the heat shield, and the measured temperature can be displayed on the temperature display in real time, so that the tester can intuitively observe the temperature near the temperature fire detector through the temperature display, so as to not only detect whether the temperature fire detector can alarm, but also obtain the approximate alarm temperature of the temperature fire detector;But the above patent is not convenient for the test position of temperature detector to be quickly limited, when the temperature detector is placed in the testing device, it needs to be installed through the bolt and other fixing members, and the installed temperature detector needs to be disassembled after the test is completed, which is inconvenient to operate, in addition, the model of temperature detector is more, and the installation mode of temperature detectors of different models is different, and the existing testing device is not convenient for quickly limiting temperature detectors of different models.

[0004] In view of the above problems, it is urgent to make innovative design on the basis of the original temperature detector testing device. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a temperature detector testing device to solve the problem that the temperature detector needs to be installed through the bolt and other fixing members when being placed in the testing device, and the installed temperature detector needs to be disassembled after the test is completed, which is inconvenient to operate.

[0006] To achieve the above object, the utility model provides the following technical scheme: a temperature detector testing device, including test box and the seal cover of rotation installation on test box, the inside bottom surface fixed mounting of test box has electric heating temperature controller, and the inside wall of test box installs the fixed frame, and the central position of fixed frame is placed with the temperature detector body for testing, a plurality of support guide sliding frame is fixed with equiangular angle on the fixed frame, and the limiting component that support guide sliding frame is equipped with is limited to the temperature detector body test position.

[0007] Preferably, the limiting component includes a lower support frame slidingly installed on the support guide sliding frame, and an upper support frame is arranged in the lower support frame; a limiting column is vertically fixed on the upper support frame, and the limiting column is arranged between the upper support frame and the lower support frame.

[0008] Preferably, a sliding groove is formed on the top surface of the support guide sliding frame, and a sliding block is slidingly connected in the sliding groove; the sliding block is fixedly connected to the top surface of the lower support frame; a plurality of rotating discs are equiangularly rotatably installed on the fixed frame, and a power rod is pivotally connected to the rotating disc.

[0009] Preferably, one end of the power rod is rotatably connected to the rotating disc, and the other end of the power rod is rotatably connected to the sliding block.

[0010] Preferably, a plurality of limiting blocks are equiangularly fixed on the fixed frame, and a rotating ring is rotatably installed in the limiting block; a tooth block is fixed to the inner side wall of the rotating ring; a transmission gear is coaxially fixed on the rotating disc, and the rotating ring is meshingly connected to the transmission gear through the tooth block.

[0011] Preferably, a cylindrical rod is fixedly installed on the lower support frame, a sliding ring is slidingly sleeved on the cylindrical rod, and the sliding ring is fixedly connected to the upper support frame; an adjusting assembly for adjusting the distance between the upper support frame and the lower support frame is arranged on the fixed frame.

[0012] Preferably, the adjusting assembly includes a lower pressing disc fixedly installed on the upper support frame, a plurality of sliding rods are equiangularly connected to the upper surface of the lower pressing disc, the sliding rods are slidingly connected to the support guide sliding frame, and an upper pressing disc is fixedly installed on the sliding rod; a support frame is fixedly installed on the fixed frame, a cylinder is installed on the support frame, and the output end of the cylinder is fixedly connected to the lower pressing disc.

[0013] Compared with the prior art, the temperature detector testing device has the following advantages: before testing, the temperature detector body is placed in the middle position of the fixed frame, the limiting components on the plurality of support guide sliding frames are equiangularly clamped and limited to the outside of the temperature detector body, so that the test position of the temperature detector body is quickly defined, and the operation is more convenient without using bolts and other fixing members for installation.

[0014] Further, the upper support bracket and the lower support bracket are moved on the support guide slide towards the direction close to the temperature detector body, and the upper support bracket and the lower support bracket are respectively limited on the upper surface and the lower surface of the temperature detector body, so that the temperature detector is quickly limited above the electric heating temperature controller.

[0015] The motor drives a transmission gear to rotate, and under the meshing transmission of the transmission gear and the toothed block, all the rotating discs rotate synchronously and in the same direction, the rotating discs drive the power rods to rotate, and drive the lower support bracket to move on the support guide slide.

[0016] Further, the fixed frame is provided with an adjusting assembly, the sliding ring is longitudinally slid on the cylindrical rod, the sliding ring drives the lower pressing disc to move synchronously, the lower pressing disc controls the upper support bracket to move synchronously, the distance between the upper support bracket and the lower support bracket is adjusted, so that the temperature detector body of different models and sizes is clamped and limited.

[0017] The cylinder drives the lower pressing disc to move longitudinally, the lower pressing disc, the sliding rod and the upper pressing disc move synchronously, so that the upper support bracket moves up and down to be adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the test box of the utility model.

[0019] Figure 2 It is a three-dimensional structure schematic view of the fixed frame of the utility model.

[0020] Figure 3 It is a three-dimensional structure schematic view of the temperature detector body of the utility model.

[0021] Figure 4 It is a three-dimensional structure schematic view of the upper support bracket of the utility model.

[0022] Figure 5 It is a three-dimensional structure schematic view of the support guide slide of the utility model.

[0023] Figure 6 It is a three-dimensional structure schematic view of the lower support bracket of the utility model.

[0024] Figure 7 It is a three-dimensional structure schematic view of the limiting column of the utility model.

[0025] Figure 8 It is a three-dimensional structure schematic view of the rotating ring of the utility model.

[0026] Figure 9 It is a three-dimensional structure schematic view of the lower pressing disc of the utility model.

[0027] In the figure: 1, test box; 2, sealing cover; 3, electric heating temperature controller; 4, fixed frame; 5, temperature sensing probe body; 6, support guide sliding frame; 7, lower support frame; 8, upper support frame; 9, limiting column; 10, sliding groove; 11, sliding block; 12, rotating disc; 13, power rod; 14, transmission gear; 15, limiting block; 16, rotating ring; 17, tooth block; 18, cylindrical rod; 19, slip ring; 20, lower pressing disc; 21, sliding rod; 22, upper pressing disc; 23, support frame; 24, air cylinder. DETAILED DESCRIPTION

[0028] 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.

[0029] Embodiment one: please refer to Figures 1-9 The utility model provides the following technical scheme: a temperature sensing probe testing device, including test box 1 and rotating installation in test box 1 on sealing cover 2, the inside bottom surface fixed mounting of test box 1 has electric heating temperature controller 3, and test box 1's inside wall is installed with fixed frame 4, and the central position of fixed frame 4 is placed with the temperature sensing probe body 5 for testing, equal angle fixed with a plurality of support guide sliding frames 6 on fixed frame 4, and support guide sliding frame 6 is equipped with the limiting component that limits temperature sensing probe body 5 test position.

[0030] The limiting component includes the lower support frame 7 that is clamped and slides and is installed on the support guide sliding frame 6, and the upper support frame 8 is arranged in the lower support frame 7.

[0031] The top surface of the support guide sliding frame 6 is provided with a sliding groove 10, and a sliding block 11 is slidably connected in the sliding groove 10. The sliding block 11 is fixedly connected to the top surface of the lower support frame 7. A plurality of rotating discs 12 are equally angularly rotatably installed on the fixed frame 4. A power rod 13 is pivotally connected to the rotating disc 12.

[0032] One end of the power rod 13 is rotatably connected to the rotating disc 12, and the other end of the power rod 13 is rotatably connected to the sliding block 11.

[0033] A plurality of limiting blocks 15 are equally angularly fixed on the fixed frame 4. A rotating ring 16 is rotatably installed in the limiting block 15. A tooth block 17 is fixedly connected to the inner wall of the rotating ring 16. A transmission gear 14 is coaxially fixed on the rotating disc 12. The rotating ring 16 is meshingly connected to the transmission gear 14 through the tooth block 17.

[0034] Before the temperature sensing detector body 5 is subjected to temperature sensing test, the sealing cover 2 is first controlled to rotate to open, and the temperature sensing detector body 5 is placed at the center position of the fixing frame 4. A plurality of transmission gears 14 are arranged on the fixing frame 4 at equal angles, one of the transmission gears 14 is provided below the motor, the motor is operated to control the rotation of the transmission gear 14, the transmission gear 14 is driven to rotate in the limiting block 15 through the meshing transmission of the tooth block 17, the tooth block 17 at other positions of the rotating ring 16 is meshed and connected with other transmission gears 14, and the transmission gears 14 on the fixing frame 4 are synchronously and directionally rotated under the meshing transmission, the transmission gear 14 drives the rotating disc 12 to rotate, the power rod 13 connected between the rotating disc 12 and the sliding block 11 rotates correspondingly, the rotating power rod 13 pushes the sliding block 11 to slide in the sliding groove 10, the sliding block 11 drives the lower supporting frame 7 to synchronously move, so that the lower supporting frame 7 moves along the direction of the supporting and guiding sliding frame 6, and the plurality of lower supporting frames 7 on the fixing frame 4 synchronously move towards the temperature sensing detector body 5, so that the temperature sensing detector body 5 is quickly limited.

[0035] When the lower supporting frame 7 moves to be close to the temperature sensing detector body 5, the upper supporting frame 8 is synchronously moved, the lower supporting frame 7 supports and limits the lower surface of the temperature sensing detector body 5, the upper supporting frame 8 supports and limits the upper surface of the temperature sensing detector body 5, and the limiting column 9 on the upper supporting frame 8 supports and limits the outer side position of the temperature sensing detector body 5. The temperature sensing detector body 5 can be quickly limited in the test box 1 through the upper supporting frame 8, the lower supporting frame 7 and the limiting column 9, then the temperature of the electric heating temperature controller 3 is adjusted, the sealing cover 2 is rotated to close, and the sensitivity of the temperature sensing detector body 5 to the temperature is tested as the temperature in the test box 1 rises.

[0036] In the embodiment one, the adjusting assembly is further disclosed, and the specific structure is as follows: the cylindrical rod 18 is fixedly installed on the lower supporting frame 7, the sliding ring 19 is slidably sleeved on the cylindrical rod 18, and the sliding ring 19 is fixedly connected with the upper supporting frame 8; the adjusting assembly for adjusting the distance between the upper supporting frame 8 and the lower supporting frame 7 is arranged on the fixing frame 4.

[0037] The adjusting assembly comprises the lower pressing disc 20 fixedly installed on the upper supporting frame 8, a plurality of sliding rods 21 are connected at equal angles on the upper surface of the lower pressing disc 20, the sliding rods 21 are slidably connected with the supporting and guiding sliding frame 6, the upper pressing disc 22 is fixedly installed on the sliding rod 21; the supporting frame 23 is fixedly installed on the fixing frame 4, the air cylinder 24 is installed on the supporting frame 23, and the output end of the air cylinder 24 is fixedly connected with the lower pressing disc 20.

[0038] The temperature sensor body 5 has many model sizes, the distance between the upper support frame 8 and the lower support frame 7 can be adjusted for different model sizes of the temperature sensor body 5, the upper support frame 8 and the lower support frame 7 are effectively limited on the upper and lower surfaces of the temperature sensor body 5, the operating cylinder 24 controls the longitudinal movement of the lower pressing disc 20, the lower pressing disc 20, the slide rod 21 and the upper pressing disc 22 move synchronously, the slide rod 21 longitudinally slides through the support guide sliding frame 6, the lower pressing disc 20 moves up and down through the driving of the cylinder 24, the upper support frame 8 moves synchronously driven by the lower pressing disc 20, the slide ring 19 on the side of the upper support frame 8 is sleeved on the cylindrical rod 18 and moves slidingly, so that the distance between the upper support frame 8 and the lower support frame 7 is adjusted, and the type of the temperature sensor body 5 applicable to the testing device is expanded.

[0039] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0040] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A heat detector testing apparatus comprising a test chamber (1) and a sealed cover (2) rotatably mounted on the test chamber (1), characterised in that: The inside bottom surface of the test box (1) is fixedly installed with an electric heating temperature controller (3), and a fixed frame (4) is installed on the inner side wall of the test box (1), and a temperature sensing probe body (5) for testing is placed at the center position of the fixed frame (4); A plurality of supporting and guiding sliding frames (6) are fixedly arranged at equal angles on the fixed frame (4), and a limiting assembly for limiting the testing position of the temperature sensing probe body (5) is arranged on the supporting and guiding sliding frame (6).

2. A test device for a rate-of-rise heat detector according to claim 1, wherein: The limiting assembly comprises a lower supporting frame (7) which is clamped and slidably installed on the supporting and guiding sliding frame (6), and an upper supporting frame (8) is arranged in the lower supporting frame (7); A limiting column (9) is vertically fixed on the upper supporting frame (8), and the limiting column (9) is arranged between the upper supporting frame (8) and the lower supporting frame (7).

3. A test device for a rate-of-rise heat detector according to claim 2, wherein: A sliding groove (10) is formed in the top surface of the supporting and guiding sliding frame (6), and a sliding block (11) is slidably connected in the sliding groove (10), and the sliding block (11) is fixedly connected with the top surface of the lower supporting frame (7); A plurality of rotating discs (12) are rotatably installed on the fixed frame (4) at equal angles, and a power rod (13) is pivotally connected to the rotating disc (12).

4. A test device for a rate-of-rise heat detector according to claim 3, wherein: One end of the power rod (13) is rotatably connected with the rotating disc (12), and the other end of the power rod (13) is rotatably connected with the sliding block (11).

5. A test device for a rate-of-rise heat detector according to claim 4, wherein: A plurality of limiting clamping blocks (15) are fixedly arranged on the fixed frame (4) at equal angles, and a rotating ring (16) is rotatably installed in the limiting clamping block (15), and a tooth block (17) is fixedly arranged on the inner side wall of the rotating ring (16); A transmission gear (14) is coaxially fixed on the rotating disc (12), and the rotating ring (16) is meshingly connected with the transmission gear (14) through the tooth block (17).

6. A test device for a rate-of-rise heat detector according to claim 2, wherein: A cylindrical rod (18) is fixedly installed on the lower supporting frame (7), a sliding ring (19) is slidably sleeved on the cylindrical rod (18), and the sliding ring (19) is fixedly connected with the upper supporting frame (8); An adjusting assembly is arranged on the fixed frame (4) to adjust the distance between the upper supporting frame (8) and the lower supporting frame (7).

7. A test device for a rate-of-rise heat detector according to claim 6, wherein: The adjusting assembly comprises a lower pressing disc (20) which is fixedly installed on the upper supporting frame (8), a plurality of sliding rods (21) are connected at equal angles on the upper surface of the lower pressing disc (20), the sliding rods (21) are slidably connected with the supporting and guiding sliding frame (6), and an upper pressing disc (22) is fixedly installed on the sliding rod (21); A supporting frame (23) is fixedly installed on the fixed frame (4), a gas cylinder (24) is installed on the supporting frame (23), and the output end of the gas cylinder (24) is fixedly connected with the lower pressing disc (20).

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