Anti-puncture test device for fire protection clothing

Abstract

The puncture resistance test device comprises a supporting table, a supporting frame is mounted at the upper end of the supporting table, a mounting disc is rotationally connected to the inner side of the upper end of the supporting frame, and a hydraulic rod is mounted at the upper end of the mounting disc; a positioning plate is mounted at the upper end of the annular groove piece; a through groove structure is formed in the inner side of the positioning plate, a mounting plate is arranged on the upper side of the positioning plate, and a plurality of positioning needles are evenly fixed to the lower end of the mounting plate. The inner side of the mounting plate is provided with hole-shaped structures corresponding to spikes on the lower side of the puncturing mechanism. According to the puncture resistance test device provided by the invention, the puncture conditions with different densities can be simulated by arranging the positioning needles with different distribution densities, so that the puncture resistance of the fire protection clothing under different conditions can be comprehensively tested. In addition, an annular mounting groove piece in the device is matched with a filling groove, so that particulate matters can be filled in the testing process, the actual use environment is further simulated, and the testing authenticity is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of fire protection clothing test, in particular to a kind of anti-penetration test device for fire protection clothing. BACKGROUND

[0002] Fire protection clothing is an important equipment for firefighters when performing fire extinguishing and rescue tasks, and its main function is to protect firefighters from high temperature, flame, chemicals and other dangerous environments. With the increasing complexity and danger of fire fighting tasks, the performance requirements of fire protection clothing are also increasing, especially the anti-penetration performance. Anti-penetration performance is directly related to the safety of firefighters in high-risk environments, therefore, how to accurately and effectively test the anti-penetration performance of fire protection clothing has become an important issue.

[0003] Currently, the existing anti-penetration test device has some problems. First, the traditional test device can only perform penetration test under single condition, and cannot simulate penetration under different densities and angles, resulting in incomplete test results. Second, the fixing and adjusting method of the existing device is complex and inconvenient to operate, which affects the efficiency and accuracy of the test. In addition, the existing device is not fixed firmly during the test, which can easily cause deviation of the test results.

[0004] In order to solve the above problems, the present application provides a new type of anti-penetration test device for fire protection clothing, which aims to improve the comprehensiveness, accuracy and operation convenience of the test by improving the structure and function of the device. CONTENT OF THE INVENTION

[0005] Therefore, the present application provides an anti-penetration test device for fire protection clothing to solve the problems that the traditional test device can only perform penetration test under single condition, and cannot simulate penetration under different densities and angles, resulting in incomplete test results. Second, the fixing and adjusting method of the existing device is complex and inconvenient to operate, which affects the efficiency and accuracy of the test. In addition, the existing device is not fixed firmly during the test, which can easily cause deviation of the test results.

[0006] In order to achieve the above purpose, the present application provides the following technical solutions:

[0007] An anti-penetration test device for fire protection clothing, comprising a support table, a support frame is installed at the upper end of the support table, a mounting disc is rotatably connected to the inner side of the upper end of the support frame, a hydraulic rod is installed at the upper end of the mounting disc, and a penetration mechanism is bolted to the lower end of the hydraulic rod.

[0008] An installation groove is formed on the upper surface of the support table, a ring-shaped groove piece is installed on the upper side of the installation groove, a filling groove is formed on the inner side of the ring-shaped groove piece, and the inside is filled with particulate matter.

[0009] The upper end of the ring-shaped groove piece is provided with a positioning plate;

[0010] The inner side of the positioning plate is provided with a through groove structure, the upper side of the positioning plate is provided with a mounting plate, and the lower end of the mounting plate is uniformly fixed with a plurality of positioning needles;

[0011] The inner side of the mounting plate is provided with a hole structure corresponding to the lower side of the sharp of the puncture mechanism.

[0012] Optionally, the inner sides of the positioning plate and the mounting plate are both provided with a plurality of mounting rods, and one end of the mounting rod is fixedly installed on the upper side of the ring-shaped groove piece.

[0013] Optionally, the filling grooves are arranged at equal angles on the inner side of the ring-shaped groove piece, and the filling grooves are correspondingly arranged with the positioning plate and the mounting plate.

[0014] Optionally, the positioning needles corresponding to the lower sides of different mounting plates have different distribution densities.

[0015] Optionally, the outer side of the ring-shaped groove piece is provided with a puncture mechanism, and the positioning plate is bolted with the puncture mechanism.

[0016] Optionally, the ring-shaped groove piece and the mounting groove are in sliding connection.

[0017] Compared with the prior art, the present application has at least the following beneficial effects:

[0018] 1. The anti-puncture test device provided by the present application can simulate different puncture conditions by setting positioning needles with different distribution densities, so as to comprehensively test the anti-puncture performance of the fire protection clothing under different conditions. In addition, the cooperation of the mounting ring-shaped groove piece and the filling groove in the device can fill particles during the test, further simulating the actual use environment and improving the authenticity of the test.

[0019] 2. The mounting disc and the support frame in the device are in rotary connection, so that the puncture mechanism can be flexibly moved, and the test position can be easily adjusted. At the same time, the sliding connection design of the mounting ring-shaped groove piece and the mounting groove makes the device can conveniently adjust the test area, improves the convenience of operation and test efficiency.

[0020] 3. The device can firmly fix the fire protection clothing fabric in the test area through the bolt connection of the positioning plate and the mounting ring-shaped groove piece, avoiding the sliding or deviation of the fabric during the test, and ensuring the accuracy of the test result. BRIEF DESCRIPTION OF DRAWINGS

[0021] To more intuitively illustrate the prior art and this application, exemplary drawings are provided below. It should be understood that the specific shapes and structures shown in the drawings should not generally be regarded as limiting conditions for implementing this application; for example, based on the technical concept disclosed in this application and the exemplary drawings, those skilled in the art are able to easily make conventional adjustments or further optimizations to the addition / reduction / classification, specific shapes, positional relationships, connection methods, size ratios, etc. of certain units (components).

[0022] Figure 1 A frontal cross-sectional structural schematic diagram of a puncture resistance testing device for fire-fighting protective clothing provided in this application;

[0023] Figure 2 A bottom view of the connection between the support frame and the hydraulic rod of the puncture resistance testing device for fire protective clothing provided in this application;

[0024] Figure 3 A top view schematic diagram of the connection between the mounting plate and the positioning plate of the puncture resistance testing device for fire protective clothing provided in this application;

[0025] Figure 4 A top view of the connection between the positioning plate and the annular groove of the puncture resistance testing device for fire-fighting protective clothing provided in this application;

[0026] Figure 5 A top view schematic diagram of the connection between the filling groove and the annular groove of a puncture resistance testing device for fire-fighting protective clothing provided in this application.

[0027] Explanation of reference numerals in the attached figures:

[0028] 1. Support platform; 2. Support frame; 3. Mounting plate; 4. Hydraulic rod; 5. Puncture mechanism; 6. Positioning plate; 7. Mounting rod; 8. Mounting plate; 9. Positioning pin; 10. Mounting groove; 11. Annular groove; 12. Filling groove. Detailed Implementation

[0029] The following is in conjunction with the appendix Figures 1-5 The present application will be further described in detail through specific embodiments.

[0030] The present invention provides a puncture resistance testing device for fire protective clothing, including a support platform 1, a support frame 2 installed on the upper end of the support platform 1, an installation plate 3 rotatably connected to the inner side of the upper end of the support frame 2, a hydraulic rod 4 installed on the upper end of the installation plate 3, and a puncture mechanism 5 bolted to the lower end of the hydraulic rod 4. The puncture mechanism 5 is driven to move downward by the hydraulic rod 4, thereby bringing the puncture mechanism 5 close to the fire protective clothing fabric for puncture resistance testing.

[0031] The upper surface of the support table 1 is provided with a mounting groove 10, and the upper side of the mounting groove 10 is provided with a ring-shaped groove piece 11, and the inner side of the ring-shaped groove piece 11 is provided with a filling groove 12, which can be filled with sand particles or the like as an inserted padding;

[0032] The upper end of the ring-shaped groove piece 11 is provided with a positioning plate 6, the outer side of the ring-shaped groove piece 11 is provided with a piercing mechanism 5, and the positioning plate 6 is bolted with the piercing mechanism 5, and the piercing mechanism 5 is pierced by the close connection between the positioning plate 6 and the ring-shaped groove piece 11, so as to fix the fire protection clothing between the ring-shaped groove piece 11 and the positioning plate 6, so as to pierce the piercing mechanism 5;

[0033] The inner side of the positioning plate 6 is provided with a through groove structure, the upper side of the positioning plate 6 is provided with a mounting plate 8, and the lower end of the mounting plate 8 is uniformly provided with a plurality of positioning needles 9, and the inner sides of the positioning plate 6 and the mounting plate 8 are both provided with a plurality of mounting rods 7, and one end of the mounting rod 7 is fixedly installed on the upper side of the ring-shaped groove piece 11;

[0034] Specifically, the mounting disc 3 and the support frame 2 are rotatably connected, the piercing mechanism 5 is moved to the upper side of the ring-shaped groove piece 11, and then the hydraulic rod 4 is started to gradually move the piercing mechanism 5 to the upper side of the mounting plate 8, and the piercing mechanism 5 is pressed to pierce the fire protection clothing and fix one side of the fire protection clothing on the positioning needle 9;

[0035] The inner side of the mounting plate 8 is provided with a hole-shaped structure corresponding to the lower side of the piercing mechanism 5, so that the piercing needle of the lower side of the piercing mechanism 5 can be directly inserted into the fire protection clothing through the hole-shaped structure to perform a small-area fire protection clothing anti-piercing test on one side;

[0036] The filling groove 12 is arranged at equal angles on the inner side of the ring-shaped groove piece 11, and the filling groove 12 is correspondingly arranged with the positioning plate 6 and the mounting plate 8, and the distribution density of the positioning needle 9 corresponding to the lower side of the different mounting plate 8 is different, so that the density of the positioning needle 9 piercing the fire protection clothing is changed, so as to test the anti-pulling ability of the fire protection clothing in the process of pulling against different density piercing;

[0037] The ring-shaped groove piece 11 and the mounting groove 10 are slidably connected, so that the ring-shaped groove piece 11 can slide, so as to conveniently adjust the mounting plate 8 corresponding to one side of the piercing mechanism 5, so that the piercing mechanism 5 can press different mounting plates 8 to insert the positioning needle 9 into the fire protection clothing;

[0038] Specifically, when all the positioning needles 9 on the lower side of the mounting plate 8 are inserted into the fire protection clothing, the mounting disc 3 is rotated to rotate the piercing mechanism 5 to the center of the ring-shaped groove piece 11, and then the hydraulic rod 4 is started to insert the piercing mechanism 5 downward into the fire protection clothing, and the large-area fire protection clothing in the middle is subjected to an anti-piercing test.

[0039] The technical features of the above embodiments can be combined in any manner (as long as the combination of the technical features does not contradict), and for the sake of brevity, not all possible combinations of the technical features in the above embodiments are described; the embodiments not explicitly written should also be considered as falling within the scope of the present specification.

Claims

1. A puncture resistance testing device for fire-fighting protective clothing, characterized in that, Includes a support platform (1), a support frame (2) is installed on the upper end of the support platform (1), an installation plate (3) is rotatably connected to the inner side of the upper end of the support frame (2), a hydraulic rod (4) is installed on the upper end of the installation plate (3), and a piercing mechanism (5) is bolted to the lower end of the hydraulic rod (4). The upper surface of the support platform (1) is provided with an installation groove (10), and an annular groove (11) is installed on the upper side of the installation groove (10). The inner side of the annular groove (11) is provided with a filling groove (12) and is filled with granular material. A positioning plate (6) is installed at the upper end of the annular groove (11); The positioning plate (6) has a through groove structure on its inner side, and an mounting plate (8) is provided on the upper side of the positioning plate (6), and a number of positioning pins (9) are evenly fixed at the lower end of the mounting plate (8). The inner side of the mounting plate (8) is provided with a hole-like structure corresponding to the lower spike of the piercing mechanism (5).

2. The puncture resistance testing device for fire-fighting protective clothing according to claim 1, characterized in that, The inner sides of the positioning plate (6) and the mounting plate (8) are provided with several mounting rods (7), and one end of the mounting rod (7) is fixedly installed on the upper side of the annular groove (11).

3. The puncture resistance testing device for fire-fighting protective clothing according to claim 1, characterized in that, The filling groove (12) is set at equal angles on the inner side of the annular groove (11), and the filling groove (12) is set in correspondence with the positioning plate (6) and the mounting plate (8).

4. The puncture resistance testing device for fire-fighting protective clothing according to claim 3, characterized in that, The distribution density of the positioning pins (9) on the lower side of the different mounting plates (8) is different.

5. The puncture resistance testing device for fire-fighting protective clothing according to claim 1, characterized in that, A piercing mechanism (5) is installed on the outer side of the annular groove (11), and the positioning plate (6) is bolted to the piercing mechanism (5).

6. The puncture resistance testing device for fire-fighting protective clothing according to claim 5, characterized in that, The annular groove (11) and the mounting groove (10) are slidably connected.

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