Flame retardant property testing device
By introducing positioning strips and clamping devices into the flame retardant performance testing device, the problem of strip position offset was solved, and the stability and repeatability of the test results were achieved.
Patent Information
- Application Number
- CN202520169625.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-23
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-01-23
AI Technical Summary
In flame retardant performance testing, the position of the test specimen is prone to shift, resulting in inconsistent ignition positions and affecting the stability and reliability of the test results.
A flame retardant performance testing device was designed, which includes an igniter, a clamping device, and a positioning strip. The combination of the positioning strip and the clamping device ensures the consistency of the test strip position during each test. A sleeve is used to cover the outside of the igniter nozzle, with the positioning strip located below. Scales are set on the positioning strip for precise positioning.
This improves the stability and repeatability of test results, ensures that the spline position is consistent in each test, and reduces the deviation of test results.
Smart Images
Figure CN223955528U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of flame retardant performance testing device relates to a flame retardant performance testing device. BACKGROUND
[0002] The flame retardant performance test is that the test sample is fixed vertically on the sample clamp, then the bottom end of the test sample is moved to the upper side of the igniter, then the igniter is ignited, and the burning time of the test sample is recorded. In practical application, the specifications of the test sample are various, such as 120mm*10mm*1.6mm, 120mm*10mm*0.8mm, etc. A plurality of test samples of the same specification need to be tested, therefore, in the process of testing the plurality of samples, the position of the test sample and the igniter needs to be kept consistent to ensure the stability and reliability of the test result. However, in actual operation, the position of the test sample is easy to deviate, and it is difficult to observe with naked eyes, which causes the ignition position to be inconsistent and leads to serious deviation of the test result. CONTENT OF THE UTILITY MODEL
[0003] To solve the above technical problems, the utility model aims at realizing the following technical scheme: providing a flame retardant performance testing device, which comprises an igniter and a clamping device arranged on one side of the igniter.
[0004] The igniter is arranged upwardly, and the upper end is provided with an original igniter nozzle. A sleeve is arranged outside the original igniter nozzle, and a horizontal positioning strip is arranged on the sleeve. The positioning strip is arranged below the original igniter nozzle.
[0005] The clamping device comprises a vertical sliding rail, a vertical sliding block, a clamping piece, a horizontal sliding rail and a horizontal sliding block. The vertical sliding rail is arranged vertically, the vertical sliding block is arranged on the vertical sliding rail in a sliding manner, and the clamping piece is arranged on the vertical sliding block. The horizontal sliding rail is arranged horizontally, and the horizontal sliding block is arranged on the horizontal sliding rail in a sliding manner. The vertical sliding rail is arranged on the horizontal sliding block and moves close to or away from the igniter along with the horizontal sliding block.
[0006] Preferably, the outer side of the positioning strip is provided with a positioning scale. More preferably, one end of the positioning strip is connected to the sleeve, and the other end extends to the clamping device.
[0007] Preferably, two horizontal positioning strips are arranged on the sleeve, and the two horizontal positioning strips are arranged on the same horizontal plane. More preferably, the two positioning strips are arranged on the two sides of the sleeve.
[0008] Preferably, the positioning strip is a steel strip.
[0009] Preferably, the horizontal slide rail is a horizontal guide rod, and the horizontal slide block is sleeved on the horizontal guide rod.
[0010] Preferably, the vertical slide rail is a vertical guide rod, and the vertical slide block is sleeved on the vertical guide rod.
[0011] Preferably, the clamping member comprises a connecting plate, an abutting plate and a threaded hole.
[0012] Preferably, the igniter is upwardly inclined by 45 degrees.
[0013] Further, the flame retardant performance testing device further comprises a fuel tank, and the fuel tank is connected with the igniter.
[0014] Further, the flame retardant performance testing device further comprises an operation table, and the igniter and the clamping device are arranged on the operation table.
[0015] Further, the flame retardant performance testing device further comprises a combustion box, and the igniter and the clamping device are arranged in the combustion box.
[0016] The flame retardant performance testing device of the utility model, the positioning strip is horizontally fixed on the sleeve pipe, the size of the sleeve pipe is matched with the size of the original igniter nozzle, and the sleeve pipe is sleeved outside the original igniter nozzle. When in use, the upper end of the flame retardant test strip is fixed on the clamping member, the vertical slide block and the horizontal slide block are adjusted to move the lower end of the flame retardant test strip to the horizontal position of the positioning strip, the position of the lower end of the flame retardant test strip is consistent during each test, and the stability and repeatability of the test result are improved. Further, the positioning scale is arranged on the positioning strip, and two positioning strips on the same horizontal plane are arranged on the sleeve pipe, the lower end of the flame retardant test strip during each test can be kept at the same positioning scale between the two positioning strips, the lower end of the flame retardant test strip is kept at the same horizontal position, and the stability and repeatability of the test result are further improved. BRIEF DESCRIPTION OF DRAWINGS
[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.
[0018] Figure 1 It is a structure diagram of the flame retardant performance testing device of the present application embodiment 1.
[0019] Figure 2 It is a partial structure diagram of the flame retardant performance testing device of the present application embodiment 1.
[0020] The identification in the figure is:
[0021] 1-igniter; 11-original igniter nozzle; 12-bracket; 2-positioner; 21-sleeve; 22-positioning strip; 221-positioning scale; 3-vertical slide rail; 4-vertical slide block; 5-clamping piece; 51-connection plate; 52-abutment plate; 53-bolt plate; 54-bolt; 55-clamping opening; 6-horizontal slide rail; 7-horizontal slide block; 8-fuel tank; 81-fuel pipe; 9-operation table; 10-flame retardant test strip. DETAILED DESCRIPTION
[0022] The technical solutions of the present application will be described clearly and completely in combination with the embodiments. Obviously, the described embodiments are some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.
[0023] It should also be understood that the terms used in this present application specification are only for the purpose of describing specific embodiments and are not intended to limit the present application. As used in the present application specification and the appended claims, the singular forms "a", "an" and "the" are intended to include the plural forms unless the context clearly indicates otherwise.
[0024] It should be further understood that the term "and / or" used in the present application specification and the appended claims means any combination of one or more of the associated listed items and all possible combinations, and includes these combinations.
[0025] Embodiment 1
[0026] Please refer to Figure 1 and Figure 2The shown flame-retardant performance testing device includes an igniter 1, a positioner 2, a vertical slide rail 3, a vertical slide block 4, a clamping piece 5, a horizontal slide rail 6, a horizontal slide block 7, a fuel tank 8, a fuel pipe 81, an operation table 9, and a support 12. The positioner 2 includes a sleeve 21 and a positioning strip 22. The vertical slide rail 3, the vertical slide block 4, the clamping piece 5, the horizontal slide rail 6, and the horizontal slide block 7 constitute a clamping device, and the igniter 1 is arranged on one side of the clamping device.
[0027] Specifically, the lower end of the support 12 is fixed on the operation table 9, and the igniter 1 is arranged at the upper end of the support 12. The igniter 1 is arranged upwardly inclined, and the upper end is provided with a former igniter nozzle 11. In this embodiment, the igniter 1 is arranged upwardly inclined by 45°. The fuel tank 8 is fixed on the operation table 9 and connected to the igniter 1 through the fuel pipe 81 to provide fuel for the igniter 1.
[0028] The sleeve 21 is sleeved outside the former igniter nozzle 11. The positioning strip 22 is arranged on the sleeve 21, one end of which is connected to the sleeve 21, and the other end extends to the clamping device, and the positioning strip 22 is located below the former igniter nozzle 11. The outer side of the positioning strip 22 is provided with a positioning scale 221. Preferably, a plurality of positioning scales 221 are arranged on the positioning strip 22 at equal intervals to meet the position positioning of different testing requirements. In this embodiment, two horizontal positioning strips 22 are arranged on the sleeve 21, which are located on the same horizontal plane and connected to the side of the sleeve 21. The distance between the two positioning strips 22 is slightly greater than the width of the flame-retardant testing strip. For example, if the specification of the flame-retardant testing strip is 120mm in length, 10mm in width, and 1.6mm in thickness, the distance between the two positioning strips 22 is 10.5-15mm. In this embodiment, the sleeve 21 is a steel ring, and the positioning strip 22 is a steel strip. In some other embodiments, the positioning strip can also be a strip-shaped, rod-shaped, or sheet-shaped structural member made of other refractory materials.
[0029] The clamping device includes the vertical slide rail 3, the vertical slide block 4, the clamping piece 5, the horizontal slide rail 6, and the horizontal slide block. The vertical slide rail 3 is arranged vertically, the vertical slide block 4 is slidably arranged on the vertical slide rail 3, and the clamping piece 5 is arranged on the vertical slide block 4. The horizontal slide rail 6 is arranged horizontally on the operation table 9, and the horizontal slide block 7 is slidably arranged on the horizontal slide rail 6. The vertical slide rail 3 is arranged on the horizontal slide block 7 and moves close to or away from the igniter 1 along with the horizontal slide block 7 on the horizontal slide rail 6.
[0030] In this embodiment, the horizontal slide rail 6 is a horizontal guide rod, and the horizontal slider 7 is sleeved on the horizontal guide rod. Through the friction between the horizontal guide rod and the horizontal slider 7, the horizontal slider 7 can be stopped at any position on the horizontal guide rod. In some other embodiments, a locking device can be provided between the horizontal slide rail 6 and the horizontal slider 7. When the horizontal slider 7 slides to the desired position, the locking device locks the horizontal slide rail 6 and the horizontal slider 7 together. In other embodiments, the horizontal slide rail 6 can be configured as two parallel cylindrical rods on the same horizontal plane, or as a polygonal prism rod, to prevent the horizontal slider 7 from rotating while sleeved on the horizontal slide rail 6.
[0031] In this embodiment, the vertical slide rail 3 is a vertical guide rod, and the vertical slider 4 is sleeved on the vertical guide rod 3. The vertical slider 4 can slide up and down along the vertical slide rail 3 and lock at any position on the vertical slide rail 3 to adjust the vertical height position of the clamping member 5. In some other embodiments, the vertical slide rail 3 can be set as two vertically parallel cylindrical rods or a polygonal prism rod to prevent the vertical slider 4 from rotating on the vertical slide rail 3.
[0032] like Figure 2 As shown, the clamping component 5 includes a connecting plate 51, an abutment plate 25, a bolt plate 53, and a bolt 54. The connecting plate 51 is horizontally positioned and fixedly connected to the vertical slider 4. The abutment plate 52 and the bolt plate 53 are both fixedly positioned below the connecting plate 51 and distributed along the direction of the horizontal slide rail 6. A clamping opening 55 is provided between the abutment plate 52 and the bolt plate 53, and the width of the clamping opening 55 is greater than the thickness of the flame-retardant test strip. The bolt plate 53 has a through threaded hole for the bolt 54 along the direction of the horizontal slide rail 6, and the bolt 54 is located in the threaded hole. After the upper end of the flame-retardant test strip 10 is placed in the clamping opening 55, the bolt 54 is tightened. The front end of the bolt 54 can abut the upper end of the flame-retardant test strip 10 against the abutment plate 25, thereby clamping and fixing the flame-retardant test strip 10.
[0033] It is understood that the clamping devices in this embodiment are all made of refractory materials, preferably steel.
[0034] In this embodiment of the flame retardant performance testing device, the upper end of the flame retardant test strip 10 for each test can be fixed on the clamping member, and the vertical slider and horizontal slider can be adjusted to move the lower end of the flame retardant test strip 10 to the horizontal position where the positioning strip is located, and keep it at the same positioning scale between the two positioning strips, so as to ensure that the position of the flame retardant test strip 10 is consistent in each test, thereby improving the stability and repeatability of the test results.
[0035] Example 2
[0036] The flame-retardant performance testing device of the embodiment is different from that of embodiment 1 in that it further comprises a combustion box, the igniter 1, the positioner 2, the clamping device, the fuel tank 8, the fuel pipe 81, the operation table 9 and the support 12 are all located in the combustion box.
[0037] The flame-retardant performance testing device of the embodiment is different from that of embodiment 1 in that it further comprises a combustion box, the igniter 1, the positioner 2, the clamping device, the fuel tank 8, the fuel pipe 81, the operation table 9 and the support 12 are all located in the combustion box.
[0038] Table 1 flame-retardant performance testing results
[0039]
[0040]
[0041] From the test results in Table 1, it can be clearly seen that the data variance of the test results of the flame-retardant performance testing device with the positioner is smaller, the stability is better, and the repeatability is higher.
[0042] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the present application, and these modifications or replacements should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A flame retardant performance testing apparatus, characterized by, Includes an igniter and a clamping device located on one side of the igniter; The igniter is tilted upwards and has the original igniter nozzle at the top; a sleeve is fitted around the original igniter nozzle, and a horizontal positioning strip is provided on the sleeve; the positioning strip is located below the original igniter nozzle. The clamping device includes a vertical slide rail, a vertical slider, a clamping member, a horizontal slide rail, and a horizontal slider; the vertical slide rail is vertically arranged, and the vertical slider is slidably arranged on the vertical slide rail; the clamping member is arranged on the vertical slider; the horizontal slide rail is horizontally arranged, and the horizontal slider is slidably arranged on the horizontal slide rail; the vertical slide rail is arranged on the horizontal slider, and moves closer to or further away from the igniter as the horizontal slider slides on the horizontal slide rail.
2. The flame retardant performance testing apparatus of claim 1, wherein, The positioning strip has positioning scales on its outer side.
3. The flame retardant performance testing apparatus of claim 2, wherein, The sleeve is provided with two horizontal positioning strips, which are located on the same horizontal plane.
4. The flame retardant performance testing apparatus of claim 3, wherein, The positioning strip is a steel strip.
5. The flame retardant performance testing apparatus of claim 1, wherein, The horizontal slide rail is a horizontal guide rod, and the horizontal slider is sleeved on the horizontal guide rod.
6. The flame retardant performance testing apparatus of claim 1, wherein, The vertical slide rail is a vertical guide rod, and the vertical slider is sleeved on the vertical guide rod.
7. The flame retardant performance testing apparatus of claim 1, wherein, The clamping component includes a connecting plate, an abutment plate, a bolt plate, and a bolt; the connecting plate is fixedly connected to the vertical slider; the abutment plate and the bolt plate are both fixedly arranged below the connecting plate and distributed along the direction of the horizontal slide rail, and a clamping opening is provided between the abutment plate and the bolt plate; the bolt plate is provided with a through threaded hole for the bolt along the direction of the horizontal slide rail; the bolt is located in the threaded hole.
8. The flame retardant performance testing apparatus of claim 1, wherein, It also includes a fuel tank, which is connected to an igniter.
9. The flame retardant performance testing apparatus of claim 1, wherein, It also includes an operating table, on which the igniter and clamping device are located.
10. The flame retardant performance testing apparatus of claim 1, wherein, It also includes a combustion chamber, and the igniter and clamping device are disposed inside the combustion chamber.