Portable heat-conducting property testing equipment

Abstract

The utility model discloses portable heat-conducting property testing equipment, which comprises a base for providing an installation space; the shell is fixedly mounted at the top of the base; a handle is movably mounted at the top of the shell, so that the whole equipment is convenient to carry; the heat conduction device comprises a heat conduction table; an electric heating sheet is fixedly mounted at the bottom of the heat conduction table; the workbench is used for placing and testing materials; the working table is fixedly arranged at the top of the base, and the working table is arranged in the test area; a detection plate is fixedly mounted on the workbench; according to the utility model, the test equipment is easy to carry through shape molding and the handle.

Description

Technical Field

[0001] The utility model belongs to the technical field of testing devices, and in particular relates to a portable thermal conductivity testing device. Background Art

[0002] Thermal conductivity is the property of a material to conduct heat. If some parts need to absorb or dissipate a lot of heat during use, materials with good thermal conductivity should be used. However, the current thermal conductivity test equipment is large-scale equipment in the laboratory. When the thermal conductivity of flame-retardant materials needs to be measured, the materials often need to be brought to the laboratory or measurement room for testing, which reduces the efficiency in the development of new thermal conductivity materials. A portable thermal conductivity test equipment is now provided to solve the above problem. Utility Model Content

[0003] In view of the above-mentioned defects in the prior art, an object of the present invention is to provide a portable thermal conductivity testing device.

[0004] The technical solution of the utility model is as follows: a portable thermal conductivity test device, comprising: a base, providing an installation space; a shell, fixedly installed on the top of the base; slide rails are fixedly arranged on both sides of the top and bottom of the shell; a sliding door is slidably installed on the slide rail; the inner side of the shell is a test area; a handle is movably installed on the top of the shell to facilitate the carrying of the entire device; a control box is fixedly installed on the top of the shell; a slide groove is fixedly arranged inside the shell; a heat conduction device is used to heat the material; the heat conduction device includes a heat conduction table; an electric heating sheet is fixedly installed on the bottom of the heat conduction table; and a side of the heat conduction table is fixedly installed Equipped with a connecting rod; the connecting rod passes through the slide groove and is fixedly installed with a connecting head with an internal thread; a threaded rod passes through the connecting head and is rotatably installed along the axial direction; a first bevel gear is fixedly installed at the bottom end of the threaded rod; the first bevel gear is meshingly connected with a second bevel gear; the second bevel gear is fixedly installed with a rotating shaft; the rotating shaft is fixedly installed with a rotating handle; a workbench is used for material placement testing; the workbench is fixedly installed on the top of the base, and the workbench is within the test area; a detection plate is fixedly installed on the workbench; a limit block is fixedly installed at the edge of the workbench; a temperature display is fixedly installed on the side of the workbench.

[0005] Furthermore, a window is fixedly provided on the sliding door for observing the situation in the test area.

[0006] Furthermore, a groove is fixedly provided at the edge of the sliding door to facilitate the opening and closing of the sliding door.

[0007] Furthermore, a bearing sleeve is fixedly mounted on the top end of the threaded rod and the bottom end of the first bevel gear.

[0008] Furthermore, a gear protection box and a threaded rod protection cover are fixedly mounted on the outer side of the shell, and the rotating shaft passes through the gear protection box and is connected to the rotating handle.

[0009] Furthermore, two sliding doors are slidably mounted on the slide rail, and the two sliding doors are symmetrical in structure.

[0010] Furthermore, a boss is fixedly provided on the top of the shell; an annular groove is fixedly provided on the boss; and the handle is movably installed in the annular groove.

[0011] Furthermore, the shell is made of acrylic material.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1) The utility model makes it more convenient for testers to carry the mobile test equipment by installing a movable handle on the top of the shell of the test equipment.

[0014] 2) The utility model heats the material by installing an electric heating sheet at the bottom of the heat conduction platform. The tail end of the heat conduction platform is connected to a threaded rod, and the bottom of the threaded rod is connected to two meshing bevel gears, and the bevel gears can be driven by an externally connected rotating handle. Turning the rotating handle causes the quasi-gear to rotate, and the rotation of the bevel gear drives the threaded rod to rotate so that the heat conduction platform can move up and down in the test area. Through the above operations, the heat conduction platform can clamp the test material and heat it through the electric heating sheet.

[0015] 3) The utility model blocks the influence of the external environment on the thermal conductivity test through the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a portable thermal conductivity testing device of the utility model;

[0017] Figure 2 This is a top view of a portable thermal conductivity testing device of the utility model;

[0018] Figure 3 This is a schematic diagram of the rear structure of a portable thermal conductivity testing device of the utility model;

[0019] Figure 4 This is a schematic diagram of the overall structure of a portable thermal conductivity testing device of the utility model with the sliding door opened;

[0020] Figure 5 This is a front view of a portable thermal conductivity testing device of the utility model;

[0021] Figure 6 This is a schematic diagram of the structure of a heat conduction device of a portable heat conduction performance testing device of the utility model;

[0022] In the figure: 1-housing, 2-sliding door, 3-base, 4-slide rail, 5-groove, 6-window, 7-control box, 8-handle, 9-threaded rod protection cover, 10-gear protection box, 11-boss, 12-rotating handle, 13-rotating shaft, 14-test area, 15-workbench, 16-detection plate, 17-limit block, 18-temperature display, 19-heat conduction table, 20-slide groove, 21-electric heating plate, 22-connecting rod, 23-connecting head, 24-bearing sleeve, 25-threaded rod, 26-first bevel gear, 27-second bevel gear, 28-annular groove DETAILED DESCRIPTION

[0023] The following is a detailed description of the embodiments of the present invention. The following embodiments are implemented on the premise of the technical solution of the present invention, and provide detailed implementation methods and specific operation processes, but the protection scope of the present invention is not limited to the following embodiments.

[0024] The utility model discloses a portable thermal conductivity testing device, such as Figure 1 As shown, it is a schematic diagram of the overall structure of a portable thermal conductivity test device of the utility model, including a shell 1, a sliding door 2, a base 3, a slide rail 4, a groove 5, a window 6, a control box 7 and a handle 8. The base 3 provides an installation space, and the shell 1 is fixedly installed on the top of the base 3; the slide rails 4 are fixedly installed on both sides of the top and bottom of the shell 1; the sliding door 2 is slidably installed on the slide rail 4; the groove 2 is fixedly provided at the edge of the sliding door 2, and the groove 2 is for the convenience of opening or closing the sliding door 2, and the sliding door 2 is a sliding door that opens around the shell 1, so the sliding door 2 is installed with two, and the structures on the two sliding doors 2 are symmetrical; the sliding door 2 is fixedly provided with a window for the tester to observe the internal situation; the control box 7 is also fixedly installed on the top of the shell 1, and the control box 7 is mainly used for environmental control in the test area and for displaying the thermal conductivity test results; the handle 8 is movably installed on the top of the shell 1, which is convenient for testers and other staff to carry.

[0025] like Figure 2-3The figure shows a top view and a rear structural schematic diagram of a portable thermal conductivity testing device of the utility model, including a threaded rod protection cover 9, a gear protection box 10, a boss 11, a rotating handle 12 and a rotating shaft 13; the gear protection box 10 and the threaded rod protection cover 9 are fixedly installed on the outer side of the shell 1, and the threaded rod protection cover 9 is at the top of the gear protection box 10 for protecting the driving member; the boss 11 is fixedly installed on the top of the shell 1; the rotating handle 12 is installed on the outer side of the gear protection box 10; the rotating shaft 13 is fixedly installed on the rotating handle 12; the rotating shaft 13 passes through the gear protection box 10 and is connected to the internal driving member, so that the rotating handle 12 can control the internal driving member.

[0026] like Figure 4-5 As shown, it is a schematic diagram and a front view of the overall structure of a portable thermal conductivity test device with the sliding door opened according to the utility model, including a test area 14, a workbench 15, a detection plate 16, a limit block 17, a temperature display 18, a heat conduction platform 19, a slide 20 and an electric heating plate 21; the inner wall of the test area 15 is provided with the slide 20; the test area 15 and the workbench 15 are fixedly installed on the top of the base 3; the detection plate 16 is fixedly installed in the middle position of the workbench 15 for recording the surface temperature change of the test material; the heat conduction platform 19 is fixedly installed on the inner side of the test area 14; the slide 20 is fixedly installed on the inner side of the shell 1 and on the side close to the gear protection box 10; the limit block 17 is fixedly installed at the edge of the workbench 15, and the heat conduction platform 19 is limited by the limit block 17; the temperature display 18 is fixedly installed on the side of the workbench 15, and the temperature change is detected in real time by the temperature display 18; Figure 6As shown, it is a schematic diagram of the structure of a heat-conducting device of a portable heat-conducting performance test equipment of the utility model, including a connecting rod 22, a connecting head 23, a bearing sleeve 24, a threaded rod 25, a first bevel gear 26, a second bevel gear 27 and an annular groove 28; the connecting rod 22 is fixedly installed on the side of the heat-conducting platform 19; the connecting head 23 is fixedly installed on the connecting rod 22 through the slide groove 20, and the connecting head 23 is provided with an internal thread; the threaded rod 25 is rotatably installed axially through the connecting head 23, and the external thread of the threaded rod 25 and the internal thread of the connecting head 23 match; the first bevel gear 26 is fixedly installed on the bottom end of the threaded rod 25; the first bevel gear 26 is meshingly connected with the second bevel gear 27; the second bevel gear 27 is fixedly installed on The bearing sleeve 24 is installed on the rotating shaft 13; the top of the threaded rod 25 and the bottom of the first bevel gear 26 are installed with the bearing sleeve 24; the top of the housing 1 and the annular groove 28 are fixedly provided at the boss 11 for hiding the handle 8; in summary, the rotating shaft 13 is driven by twisting the rotating handle 12, the rotating shaft 13 drives the second bevel gear 27, the second bevel gear 27 drives the first bevel gear 26, the first bevel gear 26 drives the threaded rod 25 to rotate, the connecting head 23 is connected to the connecting rod 22 because it is axially fixed through the slide groove and cannot rotate, the heat conduction platform 19 connected to the connecting rod 22 moves up and down in the test area 14; the up and down movement of the heat conduction platform 19 can be used to clamp the test material.

[0027] The specific operation process is as follows:

[0028] The portable thermal conductivity test equipment is brought to the site through the handle 8, the sliding door 2 is opened, the test material is placed on the detection board 16 of the workbench 15, the sliding door 2 is closed, the rotating handle 12 is manually twisted to adjust the height of the thermal stage 19 so that the thermal stage 19 can just clamp the test material, the temperature and other values ​​are set through the control box 7, and the test is started. The electric heater 21 at the bottom of the thermal stage 19 heats the test material, and then the temperature change of the test material is recorded through the detection board 16 to determine its thermal conductivity.

[0029] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A portable thermal conductivity testing device, characterized in that: include, Base, providing installation space; The housing is fixedly mounted on the top of the base; slide rails are fixedly arranged on both the top and bottom sides of the housing; a sliding door is slidably mounted on the slide rails; the inner side of the housing is a test area; a handle is movably mounted on the top of the housing to facilitate carrying the entire device; a control box is fixedly mounted on the top of the housing; a slide groove is fixedly arranged inside the housing; A heat-conducting device for heating a material; the heat-conducting device comprises a heat-conducting platform; a heating plate is fixedly mounted on the bottom of the heat-conducting platform; a connecting rod is fixedly mounted on the side of the heat-conducting platform; a connector with an internal thread is fixedly mounted on the connecting rod through the slide groove; a threaded rod is rotatably mounted axially through the connector; a first bevel gear is fixedly mounted on the bottom end of the threaded rod; the first bevel gear is meshingly connected with a second bevel gear; a rotating shaft is fixedly mounted on the second bevel gear; a rotating handle is fixedly mounted on the rotating shaft; A workbench is used for material placement testing; the workbench is fixedly installed on the top of the base and is within the test area; a detection plate is fixedly installed on the workbench; a limit block is fixedly installed at the edge of the workbench; and a temperature display is fixedly installed on the side of the workbench.

2. A portable thermal conductivity testing device according to claim 1, characterized in that: The sliding door is fixedly provided with a window for observing the situation in the test area.

3. A portable thermal conductivity testing device according to claim 1, characterized in that: A groove is fixedly arranged at the edge of the sliding door to facilitate the opening and closing of the sliding door.

4. A portable thermal conductivity testing device according to claim 1, characterized in that: The top end of the threaded rod and the bottom end of the first bevel gear are fixedly mounted with bearing sleeves.

5. A portable thermal conductivity testing device according to claim 1, characterized in that: A gear protection box and a threaded rod protection cover are fixedly mounted on the outer side of the shell, and the rotating shaft passes through the gear protection box and is connected to the rotating handle.

6. A portable thermal conductivity testing device according to claim 1, characterized in that: Two sliding doors are slidably mounted on the slide rail, and the two sliding doors are symmetrical in structure.

7. A portable thermal conductivity testing device according to claim 1, characterized in that: A boss is fixedly provided on the top of the shell; an annular groove is fixedly provided on the boss; and the handle is movably installed in the annular groove.

8. The portable thermal conductivity testing device according to claim 1, characterized in that: The shell is made of acrylic material.

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