Safety helmet vertical spacing wearing height tester
By designing the safety helmet stability assembly in the vertical pitch wear height tester of the safety helmet, limiting the safety helmet, solving the offset problem caused by the digital graphics caliper contacting the safety helmet, improving the accuracy of the experiment, and monitoring the applied pressure through the pressure sensor.
Patent Information
- Application Number
- CN202421916699.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-08
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-08-08
AI Technical Summary
During the measurement process, the digital graphics caliper contacts with the safety helmet can easily cause the safety helmet to shift after contacting the safety helmet, affecting the accuracy of the experiment.
A safety helmet vertical spacing wear height tester is designed, using safety helmet stabilization components, including cantilever plates, reinforcement blocks, slide holes, guide rods, connecting plates, connecting blocks, pressure sensors, anti-slip blocks, pressure plates, connecting seats, threaded holes, fixing blocks, screws and knobs. These components limit the safety helmet to avoid deviation.
It effectively avoids the offset caused by contact between the digital graphics caliper and the safety helmet, improves the accuracy of the experiment, and monitors the applied pressure through the pressure sensor to ensure the limit effect.
Smart Images
Figure CN222849964U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of safety helmet testing, in particular to a safety helmet vertical spacing wearing height tester. Background Art
[0002] The main function of the safety helmet vertical spacing and wearing height measuring instrument is to measure the vertical spacing and wearing height of the safety helmet to ensure that the safety helmet meets the relevant safety standards.
[0003] Specifically, by measuring the spacing between the side headbands, the adaptability of the helmet to the wearer's head can be evaluated to ensure that the headband can fit the head tightly and provide the necessary protection; by measuring the wearing height of the helmet, it can be ensured that the helmet can be worn correctly on the wearer's head to avoid insufficient protection due to improper wearing; the measurement of the vertical spacing can evaluate the rationality of the internal space of the helmet to ensure that in the event of an accident, the helmet can effectively absorb and disperse the impact force and reduce the risk of head injury.
[0004] When conducting the experiment, the digital caliper needs to be moved upward so that it contacts the safety helmet or the inner lining of the safety helmet. Since the safety helmet is put on the head mold and there is no limiting structure, the safety helmet may be easily offset after the digital caliper contacts with the safety helmet, thus affecting the accuracy of the experiment.
[0005] Therefore, we propose a helmet vertical spacing wearing height tester. Utility Model Content
[0006] 1. Technical issues to be resolved
[0007] In view of the deficiencies in the prior art, the utility model provides a safety helmet vertical spacing wearing height tester, which is convenient for limiting the safety helmet covered on the outer wall of the head mold, improving the stability of the safety helmet during experiments, etc., and can effectively solve the problems in the background technology.
[0008] (II) Technical solution
[0009] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a safety helmet vertical spacing wearing height tester, comprising a base plate, a column is fixedly installed in the middle of the upper outer surface of the base plate, the outer wall of the column is slidably connected with a digital caliper, the upper outer surface of the column is provided with a head mold, the rear end outer surface of the base plate is fixedly installed with a mounting seat, the middle of the upper outer surface of the mounting seat is fixedly installed with a pole, the upper part of the outer surface of one side of the pole is fixedly provided with a pressure display, and the upper part of the front end outer surface of the pole is fixedly installed with a safety helmet stabilization component, the safety helmet stabilization component comprises a cantilever plate, a reinforcement block, a sliding hole, a guide rod, a connecting plate, a connecting block, a pressure sensor, an anti-sliding block, a pressure plate, a connecting seat, a threaded hole, a fixing block, a screw and a knob, and the rear end outer surface of the cantilever plate is fixedly connected to the upper part of the front end outer surface of the pole, the number of the reinforcement blocks is two groups, and the two groups of reinforcement blocks are fixedly installed between the rear ends of the outer surfaces on both sides of the cantilever plate and the upper part of the front end outer surface of the pole.
[0010] Preferably, the fixing block is fixedly mounted on the front end outer surface of the cantilever plate, the threaded hole is opened in the middle of the upper end outer surface of the fixing block, and the sliding hole is opened in the middle of the upper end outer surface of the cantilever plate.
[0011] Preferably, the screw rod passes through the threaded hole, the guide rod passes through the sliding hole, the outer wall of the screw rod and the threaded hole are threadedly connected, and the outer wall of the guide rod and the sliding hole are slidingly connected.
[0012] Preferably, the knob is fixedly mounted on the upper outer surface of the screw, the connecting seat is connected to the lower outer surface of the screw, a sealed bearing is provided between the connecting seat and the screw, and the lower end of the screw is rotatably connected to the upper outer surface of the connecting seat via the sealed bearing.
[0013] Preferably, the connecting seat is fixedly installed on the upper outer surface of the connecting block, the pressure sensor is fixedly installed between the lower outer surface of the connecting block and the middle part of the upper outer surface of the pressure plate, the anti-sliding block is bonded to the lower outer surface of the pressure plate, and the output end of the pressure sensor is electrically connected to the input end of the pressure display.
[0014] Preferably, the connecting plate is fixedly mounted on an outer surface of one side of the pressing plate, and the outer surface of the lower end of the guide rod is fixedly connected to an end of the outer surface of the upper end of the connecting plate away from the pressing plate.
[0015] (III) Beneficial effects
[0016] Compared with the prior art, the utility model provides a safety helmet vertical spacing wearing height tester, which has the following beneficial effects:
[0017] 1. A safety helmet vertical spacing wearing height tester is provided with a safety helmet stabilizing component, which is convenient for limiting the safety helmet on the outer wall of the head mold, avoiding the deviation of the safety helmet caused by the contact between the digital caliper and the safety helmet, and improving the accuracy of the experiment.
[0018] 2. This safety helmet vertical spacing wearing height tester uses a pressure sensor that is electrically connected to a pressure display. The pressure sensor can monitor the pressure applied to the safety helmet to avoid the situation where the pressure is too small to achieve the limit effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 The utility model is a schematic diagram of the overall structure of a safety helmet vertical spacing wearing height tester.
[0020] Figure 2 The utility model is a partial structural schematic diagram of a safety helmet vertical spacing wearing height tester.
[0021] Figure 3 The utility model is a structural schematic diagram of a safety helmet stabilizing component in a safety helmet vertical spacing wearing height tester.
[0022] Figure 4 The utility model is a schematic diagram of the partial structure of a safety helmet stabilizing component in a safety helmet vertical spacing wearing height tester.
[0023] In the figure: 1. base plate; 2. column; 3. digital caliper; 5. mounting seat; 6. pole; 7. head mold; 8. pressure display; 9. helmet stabilizing assembly; 10. cantilever plate; 11. reinforcement block; 12. sliding hole; 13. guide rod; 14. connecting plate; 15. connecting block; 16. pressure sensor; 17. anti-sliding block; 18. pressure plate; 19. connecting seat; 20. threaded hole; 21. fixing block; 22. screw; 23. knob. DETAILED DESCRIPTION
[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0025] This embodiment is a safety helmet vertical spacing wearing height tester.
[0026] like Figure 1-4As shown, it includes a base plate 1, a column 2 is fixedly installed in the middle of the upper outer surface of the base plate 1, a digital caliper 3 is slidably connected to the outer wall of the column 2, a head mold 7 is arranged on the upper outer surface of the column 2, a mounting seat 5 is fixedly installed on the rear end outer surface of the base plate 1, a pole 6 is fixedly installed in the middle of the upper outer surface of the mounting seat 5, a pressure display 8 is fixedly installed on the upper part of the outer surface of one side of the pole 6, and a helmet stabilizing component 9 is fixedly installed on the upper part of the front end outer surface of the pole 6. The helmet stabilizing component 9 includes a suspension The arm plate 10, the reinforcement block 11, the sliding hole 12, the guide rod 13, the connecting plate 14, the connecting block 15, the pressure sensor 16, the anti-sliding block 17, the pressure plate 18, the connecting seat 19, the threaded hole 20, the fixing block 21, the screw 22 and the knob 23, and the rear end outer surface of the cantilever plate 10 is fixedly connected to the upper part of the front end outer surface of the vertical pole 6, the number of the reinforcement blocks 11 is two groups, and the two groups of reinforcement blocks 11 are fixedly installed between the rear end of the outer surface of both sides of the cantilever plate 10 and the upper part of the front end outer surface of the vertical pole 6.
[0027] The fixing block 21 is fixedly mounted on the front end outer surface of the cantilever plate 10, the threaded hole 20 is opened in the middle of the upper end outer surface of the fixing block 21, and the sliding hole 12 is opened in the middle of the upper end outer surface of the cantilever plate 10; the screw rod 22 passes through the threaded hole 20, and the guide rod 13 passes through the sliding hole 12. The outer wall of the screw rod 22 and the threaded hole 20 are threadedly connected, and the outer wall of the guide rod 13 and the sliding hole 12 are slidingly connected; the knob 23 is fixedly mounted on the upper end outer surface of the screw rod 22, the connecting seat 19 is connected to the lower end outer surface of the screw rod 22, and a sealed bearing is provided between the connecting seat 19 and the screw rod 22. The screw rod 22 The lower end is rotatably connected to the upper outer surface of the connecting seat 19 through a sealed bearing; the connecting seat 19 is fixedly installed on the upper outer surface of the connecting block 15, the pressure sensor 16 is fixedly installed between the lower outer surface of the connecting block 15 and the middle of the upper outer surface of the pressure plate 18, the anti-sliding block 17 is bonded to the lower outer surface of the pressure plate 18, and the output end of the pressure sensor 16 is electrically connected to the input end of the pressure display 8; the connecting plate 14 is fixedly installed on one side outer surface of the pressure plate 18, and the lower outer surface of the guide rod 13 is fixedly connected to one end of the upper outer surface of the connecting plate 14 away from the pressure plate 18.
[0028] It should be noted that the utility model is a safety helmet vertical spacing wearing height tester. The base plate 1, column 2, digital caliper 3 and head mold 7 described in the text are all prior art. When testing the safety helmet, it is necessary to place the safety helmet outside the head mold 7. For technicians in the relevant technical field, it is effectively known, and the details are not repeated here. The safety helmet stabilizing component 9 is set. After the safety helmet is put on the outer wall of the head mold 7, by turning the knob 23, the knob 23 drives the screw 22 to descend along the fixed block 21, and the screw 22 drives the anti-sliding block 17 to descend to the upper outer surface of the safety helmet, and the safety helmet is tested. The pressure sensor 16 is provided to apply pressure. The pressure sensor 16 can monitor the pressure applied to the helmet to avoid the pressure being too small and failing to achieve the limiting effect. The pressure sensor 16 transmits the data to the pressure display 8 for display, which is convenient for observation. When the screw 22 is lifted or lowered, the guide rod 13 can be driven to lift or lower along the sliding hole 12, which can improve the lifting stability of the anti-sliding block 17; the screw 22 is rotatably connected to the connecting seat 19, and the anti-sliding block 17 will not rotate with the rotation of the screw 22 through the limiting of the guide rod 13, so as to avoid the anti-sliding block 17 affecting the stability of the helmet, and facilitate operation.
[0029] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A safety helmet vertical spacing wearing height tester, comprising a base plate (1), a column (2) fixedly mounted in the middle of the upper outer surface of the base plate (1), a digital caliper (3) slidably connected to the outer wall of the column (2), and a head mold (7) disposed on the upper outer surface of the column (2), characterized in that: A mounting seat (5) is fixedly mounted on the rear end outer surface of the base plate (1); a vertical pole (6) is fixedly mounted on the middle part of the upper end outer surface of the mounting seat (5); a pressure display (8) is fixedly arranged on the upper part of the outer surface of one side of the vertical pole (6); a safety helmet stabilizing assembly (9) is fixedly mounted on the upper part of the front end outer surface of the vertical pole (6); the safety helmet stabilizing assembly (9) comprises a cantilever plate (10), a reinforcing block (11), a sliding hole (12), a guide rod (13), a connecting plate (14), and a connecting block (15), a pressure sensor (16), an anti-sliding block (17), a pressure plate (18), a connecting seat (19), a threaded hole (20), a fixing block (21), a screw rod (22) and a knob (23), and the rear end outer surface of the cantilever plate (10) is fixedly connected to the upper part of the front end outer surface of the vertical rod (6), and the number of the reinforcing blocks (11) is two groups, and the two groups of reinforcing blocks (11) are fixedly installed between the rear end of the outer surface of both sides of the cantilever plate (10) and the upper part of the front end outer surface of the vertical rod (6).
2. A safety helmet vertical spacing wearing height tester according to claim 1, characterized in that: The fixing block (21) is fixedly mounted on the front end outer surface of the cantilever plate (10), the threaded hole (20) is opened in the middle of the upper end outer surface of the fixing block (21), and the sliding hole (12) is opened in the middle of the upper end outer surface of the cantilever plate (10).
3. A safety helmet vertical spacing wearing height tester according to claim 2, characterized in that: The screw rod (22) passes through the threaded hole (20), the guide rod (13) passes through the sliding hole (12), the outer wall of the screw rod (22) and the threaded hole (20) are threadedly connected, and the outer wall of the guide rod (13) and the sliding hole (12) are slidably connected.
4. A safety helmet vertical spacing wearing height tester according to claim 3, characterized in that: The knob (23) is fixedly mounted on the outer surface of the upper end of the screw rod (22); the connecting seat (19) is connected to the outer surface of the lower end of the screw rod (22); a sealed bearing is provided between the connecting seat (19) and the screw rod (22); and the lower end of the screw rod (22) is rotatably connected to the outer surface of the upper end of the connecting seat (19) via the sealed bearing.
5. A safety helmet vertical spacing wearing height tester according to claim 4, characterized in that: The connecting seat (19) is fixedly mounted on the upper outer surface of the connecting block (15), the pressure sensor (16) is fixedly mounted between the lower outer surface of the connecting block (15) and the middle of the upper outer surface of the pressing plate (18), the anti-sliding block (17) is bonded to the lower outer surface of the pressing plate (18), and the output end of the pressure sensor (16) is electrically connected to the input end of the pressure display (8).
6. A safety helmet vertical spacing wearing height tester according to claim 5, characterized in that: The connecting plate (14) is fixedly mounted on an outer surface of one side of the pressing plate (18), and the outer surface of the lower end of the guide rod (13) is fixedly connected to an end of the outer surface of the upper end of the connecting plate (14) away from the pressing plate (18).