Building material combustion heat value testing device

Abstract

The utility model discloses a building material combustion heat value test device which comprises a protective shell, a test box is fixedly connected to the side face of the protective shell, a detection mechanism is arranged in the protective shell, a cover is arranged at the upper end of the test box, and a stirring mechanism is arranged at the lower end of the cover. The detection mechanism comprises a first motor, and the side face of an output shaft of the first motor is fixedly connected with a first rotating column. By means of the structure, a first motor is started, a first rotating column is driven to rotate, a first bevel gear rotates along with the first rotating column, then a second bevel gear is driven to rotate along with the first bevel gear, a threaded rod rotates along with the first bevel gear, a limiting block is arranged, so that a fixed block moves upwards, a movable column is driven to move along with the movable column, and a fixed long plate is arranged; meanwhile, the temperature detector is driven to rise, so that a worker can conveniently observe the temperature, heat loss is avoided, and the accuracy of heat value testing is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion calorific value detection equipment, in particular to a combustion calorific value test device for building materials. Background Art

[0002] After the building materials are manufactured, they need to be tested for heat resistance using a combustion calorific value test device to determine the ignition point of the building materials.

[0003] In the prior art, after searching, it was found that a Chinese patent disclosed "a combustion calorific value test device for building materials products", and its publication number is "CN 210269680 U". The patent mainly includes an outer cylinder, an inner cylinder placed in the center of the outer cylinder, an oxygen bomb is arranged inside the inner cylinder, a buckle cover is arranged above the inner cylinder, an ignition device is vertically arranged at the bottom of the buckle cover, after the buckle cover is buckled, the ignition device and the oxygen bomb cooperate with each other, a fixing plate protrudes from the bottom of the outer cylinder, a lifting device is arranged on the fixing plate, a connecting device is arranged at the top of the lifting device, the buckle cover is arranged at the end of the connecting device close to the inner cylinder, and a temperature detection probe is vertically fixedly connected to the bottom of the buckle cover. After the buckle cover is buckled, the temperature detection probe is located between the oxygen bomb and the inner cylinder. The combustion calorific value test device for building materials products has a simple structure and is easy to use. The user can directly open or buckle the buckle cover when performing the test, and the user does not need to repeatedly insert and pull the temperature detection probe. However, by driving the buckle cover to rise, the temperature inside the device may be lost, and the combustion calorific value cannot be accurately tested, thereby causing a certain error in the test result. Utility Model Content

[0004] The utility model aims to provide a building material combustion calorific value testing device, which can greatly improve the accuracy of calorific value testing.

[0005] To achieve the above object, a building material combustion calorific value test device is provided, comprising a protective shell, a test box is fixedly connected to the side of the protective shell, a detection mechanism is arranged inside the protective shell, a lid is arranged at the upper end of the test box, and a stirring mechanism is arranged at the lower end of the lid;

[0006] The detection mechanism includes a first motor, a rotating column 1 is fixedly connected to the side of the output shaft of the first motor, a bevel gear 1 is fixedly connected to the side of the rotating column 1, a fixed plate is fixedly connected to the inside of the protective shell, the upper end of the fixed plate is rotatably connected to the rotating column 2, the upper end of the rotating column 2 is fixedly connected to the bevel gear 2, the upper end of the bevel gear 2 is fixedly connected to a threaded rod, the surface of the threaded rod is threadedly connected to a fixed block, the side of the fixed block is fixedly connected to a limiting block, the inside of the protective shell is fixedly connected to a fixed column, the upper end of the fixed block is fixedly connected to a moving column, the upper end of the moving column is fixedly connected to a fixed long plate, and the lower end of the fixed long plate is fixedly connected to a temperature detector.

[0007] According to the building material combustion calorific value testing device, the stirring mechanism includes a second motor, the lower end of the second motor output shaft is fixedly connected to a rotating column three, the surface of the rotating column three is fixedly connected to a stirring blade, the surface of the rotating column three is fixedly connected to a gear one, the lower end of the cover is rotatably connected to a rotating column four, and the surface of the rotating column four is fixedly connected to a gear two.

[0008] According to the building material combustion calorific value test device, the position of the bevel gear 2 is set at the upper end of the bevel gear 1, and the bevel gear 2 is meshed with the upper end of the bevel gear 1, so that the bevel gear 1 drives the bevel gear 2 to rotate.

[0009] According to the building material combustion calorific value test device, the position of the limit block is set on the surface of the fixed column, and the limit block is slidably connected to the surface of the fixed column, so that the limit block can move up and down more stably.

[0010] According to the building material combustion calorific value test device, the movable column is arranged inside the protective shell, and the movable column is slidably connected to the inside of the protective shell.

[0011] According to the building material combustion calorific value test device, the position of the gear 2 is set on the side of the gear 1, and the gear 2 is meshed with the side of the gear 1, so that the gear 1 drives the gear 2 to rotate.

[0012] The utility model has the following beneficial effects:

[0013] 1. Compared with the prior art, the building material combustion calorific value test device starts the first motor, which drives the rotating column 1 to rotate, and the bevel gear 1 rotates, and then drives the bevel gear 2 to rotate, and the threaded rod rotates, and then through the setting of the limit block, the fixed block moves upward, and drives the moving column to move, and then through the setting of the fixed long plate, drives the temperature detector to rise, so that the staff can observe the temperature conveniently, will not cause heat loss, and greatly improves the accuracy of the calorific value test.

[0014] 2. Compared with the prior art, the building material combustion calorific value test device starts the second motor, which drives the rotating column three to rotate, and the stirring blades to rotate, and drives the gear one to rotate, thereby driving the gear two to rotate in the opposite direction, and the rotating column four fixedly connected inside the gear two rotates, and drives another stirring blade to rotate, so that the water inside the test box fully reacts with the calorific value of combustion, further enhancing the practicability of the device.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a three-dimensional overall structural diagram of a building material combustion calorific value test device of the utility model;

[0018] Figure 2 It is a three-dimensional side cross-sectional structural schematic diagram of a building material combustion calorific value test device of the utility model;

[0019] Figure 3 This is a threaded rod and a schematic diagram of the structure of a building material combustion calorific value test device of the utility model;

[0020] Figure 4 The utility model is a building material combustion calorific value test device Figure 3 Schematic diagram of the structure at point A in the middle.

[0021] Legend:

[0022] 1. Protective shell; 2. Test box; 3. Detection mechanism; 4. Stirring mechanism; 5. Cover; 6. Temperature detector; 31. Fixed plate; 32. First motor; 33. Rotating column one; 34. Bevel gear one; 35. Rotating column two; 36. Bevel gear two; 37. Threaded rod; 38. Fixed block; 39. Limit block; 310. Fixed column; 311. Moving column; 312. Fixed long plate; 41. Second motor; 42. Rotating column three; 43. Stirring blade; 44. Gear one; 45. Rotating column four; 46. Gear two. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment provides a building material combustion calorific value test device, which includes a protective shell 1, a test box 2 is fixedly connected to the side of the protective shell 1, a detection mechanism 3 is arranged inside the protective shell 1, a cover 5 is arranged at the upper end of the test box 2, and a stirring mechanism 4 is arranged at the lower end of the cover 5.

[0025] The detection mechanism 3 includes a first motor 32, a rotating column 33 is fixedly connected to the side of the output shaft of the first motor 32, a bevel gear 34 is fixedly connected to the side of the rotating column 33, a fixing plate 31 is fixedly connected to the inside of the protective shell 1, a rotating column 35 is rotatably connected to the upper end of the fixing plate 31, a bevel gear 36 is fixedly connected to the upper end of the rotating column 35, the position of the bevel gear 36 is set at the upper end of the bevel gear 34, the bevel gear 36 is meshed with the upper end of the bevel gear 34, so that the bevel gear 34 drives the bevel gear 36 to rotate, and the upper end of the bevel gear 36 is fixedly connected to a threaded rod 37, and the surface of the threaded rod 37 is screwed. A fixed block 38 is connected with the groove, and a limit block 39 is fixedly connected to the side of the fixed block 38. The position of the limit block 39 is set on the surface of the fixed column 310. The limit block 39 is slidably connected to the surface of the fixed column 310, so that the limit block 39 can move up and down more stably. The interior of the protective shell 1 is fixedly connected with the fixed column 310, and the upper end of the fixed block 38 is fixedly connected with a moving column 311. The position of the moving column 311 is set inside the protective shell 1, and the moving column 311 is slidably connected to the inside of the protective shell 1. The upper end of the moving column 311 is fixedly connected to a fixed long plate 312, and the lower end of the fixed long plate 312 is fixedly connected to a temperature detector 6.

[0026] The stirring mechanism 4 includes a second motor 41, the lower end of the output shaft of the second motor 41 is fixedly connected to a rotating column three 42, the surface of the rotating column three 42 is fixedly connected to a stirring blade 43, the surface of the rotating column three 42 is fixedly connected to a gear one 44, the lower end of the cover 5 is rotatably connected to a rotating column four 45, the surface of the rotating column four 45 is fixedly connected to a gear two 46, the position of the gear two 46 is set on the side of the gear one 44, the gear two 46 is meshed with the side of the gear one 44, so that the gear one 44 drives the gear two 46 to rotate.

[0027] Working principle: When the device is burned, the first motor 32 fixedly connected to the side of the protective shell 1 is started, and the rotating column 1 33 is driven to rotate, and the bevel gear 1 34 fixedly connected to the side of the rotating column 1 33 rotates, and then the bevel gear 2 36 fixedly connected to the upper end of the rotating column 2 35 is driven, and the threaded rod 37 fixedly connected to the upper end of the bevel gear 2 36 is driven to rotate, and then the limit block 39 set on the surface of the fixed column 310 makes the fixed block 38 threadedly connected to the surface of the threaded rod 37 move upward, and the moving column 311 is driven to move, and then the fixed long plate 312 is set, and the fixed long plate 312 is driven at the same time. The temperature detector 6 connected to the rotating column 3 rises accordingly, which makes it convenient for the staff to observe the temperature without causing heat loss, greatly improving the accuracy of the calorific value test. When the material burns, by starting the second motor 41, the rotating column 3 42 is driven to rotate, and the stirring blade 43 is driven to rotate, and the gear 1 44 fixedly connected to the surface of the rotating column 3 42 is driven to rotate, thereby driving the gear 2 46 to rotate in the opposite direction, and the rotating column 45 fixedly connected to the inside of the gear 2 46 is rotated, and the other stirring blade 43 is driven to rotate, so that the water inside the test box 2 fully reacts with the calorific value of the combustion, further enhancing the practicability of the device.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A building material combustion calorific value test device, characterized in that: It comprises a protective shell (1), a test box (2) is fixedly connected to the side of the protective shell (1), a detection mechanism (3) is arranged inside the protective shell (1), a cover (5) is arranged at the upper end of the test box (2), and a stirring mechanism (4) is arranged at the lower end of the cover (5); The detection mechanism (3) comprises a first motor (32), a rotating column (33) is fixedly connected to the side of the output shaft of the first motor (32), a bevel gear (34) is fixedly connected to the side of the rotating column (33), a fixed plate (31) is fixedly connected to the inside of the protective shell (1), a rotating column (35) is rotatably connected to the upper end of the rotating column (35), a bevel gear (36) is fixedly connected to the upper end of the bevel gear (36), and a rotating column (35) is fixedly connected to the upper end of the bevel gear (36). A threaded rod (37) is fixedly connected to the surface of the threaded rod (37) and a fixed block (38) is threadedly connected to the surface of the threaded rod (37). A side of the fixed block (38) is fixedly connected to a limit block (39). A fixed column (310) is fixedly connected to the interior of the protective shell (1). The upper end of the fixed block (38) is fixedly connected to a movable column (311). The upper end of the movable column (311) is fixedly connected to a fixed long plate (312). The lower end of the fixed long plate (312) is fixedly connected to a temperature detector (6).

2. A building material combustion calorific value test device according to claim 1, characterized in that: The stirring mechanism (4) comprises a second motor (41), the lower end of the output shaft of the second motor (41) is fixedly connected to a rotating column three (42), the surface of the rotating column three (42) is fixedly connected to a stirring blade (43), the surface of the rotating column three (42) is fixedly connected to a gear one (44), the lower end of the cover (5) is rotatably connected to a rotating column four (45), the surface of the rotating column four (45) is fixedly connected to a gear two (46).

3. A building material combustion calorific value test device according to claim 1, characterized in that: The position of the bevel gear 2 (36) is arranged at the upper end of the bevel gear 1 (34), and the bevel gear 2 (36) is meshed with the upper end of the bevel gear 1 (34).

4. A building material combustion calorific value test device according to claim 1, characterized in that: The position of the limit block (39) is set on the surface of the fixed column (310), and the limit block (39) is slidably connected to the surface of the fixed column (310).

5. A building material combustion calorific value test device according to claim 1, characterized in that: The movable column (311) is arranged inside the protective shell (1), and the movable column (311) is slidably connected to the inside of the protective shell (1).

6. A building material combustion calorific value test device according to claim 2, characterized in that: The position of the gear 2 (46) is set on the side of the gear 1 (44), and the gear 2 (46) is meshed with the side of the gear 1 (44).

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