CN216247477U - Hardness detection device for fire safety helmet - Google Patents
Hardness detection device for fire safety helmet Download PDFInfo
- Publication number
- CN216247477U CN216247477U CN202122244317.8U CN202122244317U CN216247477U CN 216247477 U CN216247477 U CN 216247477U CN 202122244317 U CN202122244317 U CN 202122244317U CN 216247477 U CN216247477 U CN 216247477U
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- Prior art keywords
- detection
- connecting plate
- rack
- safety helmet
- fire safety
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 37
- 230000000694 effects Effects 0.000 claims description 14
- 238000007542 hardness measurement Methods 0.000 claims 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a hardness detection device for a fire safety helmet, which belongs to the technical field of safety helmets and comprises a base and a detection box, wherein the detection box is fixedly arranged above the base, a fixed detection mechanism and a protection mechanism are respectively arranged in the detection box, supporting plates are fixedly arranged on two sides in the detection box, supporting rods are fixedly arranged above the supporting plates, a connecting plate is fixedly arranged between movable blocks together, a pull rod is fixedly arranged above the connecting plate, and electric hydraulic rods are fixedly arranged on two sides above the detection box. According to the utility model, by arranging the supporting plate, the supporting rod, the movable block, the connecting plate, the pull rod, the placing frame, the balancing weight placing box, the threaded sleeve and the threaded rod, the number of the balancing weights can be increased or decreased, so that different weight hammering tests can be performed on the safety helmet, the accuracy of measuring data of the safety helmet is increased, meanwhile, the balancing weights can be fixed, the balancing weights are prevented from falling off, and the safety of the device in use is improved.
Description
Technical Field
The utility model belongs to the technical field of safety helmets, and particularly relates to a hardness detection device for a fire safety helmet.
Background
The safety of the fire safety helmet needs to be detected before the fire safety helmet is put into use, whether the fire safety helmet reaches the specified hardness is detected, and then the fire safety helmet is safer when put into use at the later stage.
However, the research shows that: the existing device is not changed the weight of pounding to the safety helmet object when using, and then can't carry out the test of different weight hammering to the safety helmet, and the existing device does not have the safety helmet to fix simultaneously, and then leads to measuring the hammer to pound when to the safety helmet, and the safety helmet takes place the skew easily, and then produces the deviation to measured data, consequently provides a novel device and solves this problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the problems, the hardness detection device for the fire safety helmet is provided.
The technical scheme adopted by the utility model is as follows: the utility model provides a hardness detection device for fire safety helmet, includes base and detection case, base top fixed mounting has the detection case, inside fixed detection mechanism and the protection machanism of being provided with respectively of detection case.
Preferably, the fixed detecting mechanism includes: case, thread bush and threaded rod are placed to backup pad, bracing piece, movable block, connecting plate, pull rod, rack, balancing weight, wherein, the equal fixed mounting in both sides in detection case has the backup pad, backup pad top fixed mounting has the bracing piece, the outside activity of bracing piece is provided with the movable block, common fixed mounting has the connecting plate between the movable block, connecting plate top fixed mounting has the pull rod, and the equal fixed mounting in detection case top both sides has electronic hydraulic stem simultaneously, and is fixed connection below electronic hydraulic stem and the pull rod, connecting plate below fixed mounting has the rack, the case is placed to the equal fixed mounting in rack both sides balancing weight, the balancing weight is placed case one side and is run through and is provided with the thread bush, the inside threaded connection of thread bush has the threaded rod, and threaded rod one end all rotates simultaneously and is provided with fixed guard plate.
Preferably, the guard mechanism comprises: slide bar, slider, place board, fixed block, activity fixed block, rack, mounting bracket, driving motor and gear, the equal fixed mounting in inside both sides of detection case has the slide bar, the outside equal activity of slide bar is provided with the slider, common fixed mounting places the board between the slider, and the outside below nestification of slide bar is provided with damping spring simultaneously, place board top one side fixed mounting and have the fixed block, it is provided with the activity fixed block to place board top opposite side activity, activity fixed block below fixed mounting has the rack, place board below fixed mounting has the mounting bracket, mounting bracket one side fixed mounting has driving motor, driving motor installs the gear through the output shaft that its self set up one side, is the interlock setting between wheel and the rack simultaneously.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, by arranging the supporting plate, the supporting rod, the movable block, the connecting plate, the pull rod, the placing frame, the balancing weight placing box, the threaded sleeve and the threaded rod, the number of the balancing weights can be increased or reduced, so that different weight hammering tests can be carried out on the safety helmet, the accuracy of measuring data of the safety helmet is increased, meanwhile, the balancing weights can be fixed, the balancing weights are prevented from falling off, and the safety of the device in use is improved.
2. According to the safety helmet, the sliding rod, the sliding block, the placing plate, the fixing block, the movable fixing block, the rack, the mounting frame, the driving motor and the gear are arranged, so that the safety helmet can be fixed, the safety helmet is prevented from being deviated during measurement, the accuracy of the device in use is further improved, meanwhile, the damping spring arranged outside the sliding rod can buffer the force applied to the placing plate, the placing plate is prevented from being damaged due to overlarge acting force applied to the placing plate, and the service life of the placing plate is prolonged.
Drawings
FIG. 1 is a schematic front view of the overall construction of the present invention;
FIG. 2 is a schematic diagram of an enlarged structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic diagram of a three-dimensional structure of a gear according to the present invention.
The labels in the figure are: 1. a base; 2. a detection box; 201. a support plate; 202. a support bar; 203. a movable block; 204. a connecting plate; 2041. a pull rod; 2042. placing a rack; 3. a counterweight placing box; 301. a threaded sleeve; 302. a threaded rod; 4. a slide bar; 401. a slider; 402. placing the plate; 4021. a fixed block; 403. a movable fixed block; 404. a rack; 5. a mounting frame; 501. a drive motor; 502. a gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the utility model:
referring to fig. 1-3, a hardness detection device for fire safety helmets comprises a base 1 and a detection box 2, wherein the detection box 2 is fixedly arranged above the base 1, and a fixed detection mechanism and a protection mechanism are respectively arranged inside the detection box 2.
Referring to fig. 1 and 2, in the present embodiment, the fixing detection mechanism includes: backup pad 201, bracing piece 202, movable block 203, connecting plate 204, pull rod 2041, rack 2042, balancing weight place case 3, thread bush 301 and threaded rod 302, wherein, the equal fixed mounting in the inside both sides of detection case 2 has backup pad 201, backup pad 201 top fixed mounting has bracing piece 202, the outside activity of bracing piece 202 is provided with movable block 203, and common fixed mounting has connecting plate 204 between the movable block 203, and connecting plate 204 top fixed mounting has pull rod 2041, and the equal fixed mounting in the 2 top both sides of detection case has electronic hydraulic stem simultaneously, and electronic hydraulic stem is fixed connection with pull rod 2041 below, when accomplishing the balancing weight is fixed the back, then utilize electronic hydraulic stem to upwards mention connecting plate 204, movable block 203 removes outside bracing piece 202 this moment, stops the pulling when pulling connecting plate 204 to the top.
Referring to fig. 1 and 2, in this embodiment, a placing rack 2042 is fixedly mounted below the connecting plate 204, a balancing weight placing box 3 is fixedly mounted on two sides of the placing rack 2042, a threaded sleeve 301 is arranged on one side of the balancing weight placing box 3 in a penetrating mode, a threaded rod 302 is connected to the internal thread of the threaded sleeve 301, a fixing protection plate is arranged on one end of the threaded rod 302 in a rotating mode, the balancing weight is placed inside the balancing weight placing box 3, the threaded rod 302 is rotated to enable the balancing weight to move inside the threaded sleeve 301, and the fixing protection plate arranged at one end of the threaded rod 302 fixes the balancing weight.
Referring to fig. 1 and 3, in the present embodiment, the protection mechanism includes: slide bar 4, slider 401, place board 402, fixed block 4021, activity fixed block 403, rack 404, mounting bracket 5, driving motor 501 and gear 502, the inside both sides of detection case 2 all fixed mounting have slide bar 4, the outside all activity of slide bar 4 is provided with slider 401, common fixed mounting has between the slider 401 and places board 402, the nested damping spring that is provided with in outside below of slide bar 4 simultaneously, damping spring can cushion the power that places board 402 and receive.
Referring to fig. 1 and 3, in this embodiment, a fixed block 4021 is fixedly installed on one side above a placement plate 402, a movable fixed block 403 is slidably installed on the other side above the placement plate 402, a rack 404 is fixedly installed below the movable fixed block 403, an installation frame 5 is fixedly installed below the placement plate 402, a driving motor 501 is fixedly installed on one side of the installation frame 5, a gear 502 is installed on one side of the driving motor 501 through an output shaft of the driving motor 501, the gear 502 and the rack 404 are arranged in an engaged manner, a helmet to be detected is placed between the fixed block 4021 and the movable fixed block 403, at this time, the driving motor 501 is turned on, the gear 502 arranged on one side of the driving motor is rotated, the rack 404 is moved under the rotation of the gear 502, and then one side of the safety helmet of the movable fixed block is close to clamp the safety helmet.
Referring to fig. 1 and 3, in this embodiment, the driving motor 501 and the electro-hydraulic rod are both electrically connected to an external power source through wires, and are both provided with a control panel matched with the driving motor 501 and the electro-hydraulic rod.
The working principle is as follows: when the hardness detection device for the fire safety helmet provided by the utility model is used, firstly, the balancing weight is placed in the balancing weight placing box 3, then the threaded rod 302 is rotated to move in the threaded sleeve 301, and then the balancing weight is fixed by the fixing protection plate arranged at one end of the threaded rod 302, after the balancing weight is fixed, the connecting plate 204 is lifted upwards by using the electric hydraulic rod, at the moment, the movable block 203 moves outside the supporting rod 202, the connecting plate 204 stops pulling when pulled to the uppermost direction, then the safety helmet to be detected is placed between the fixed block 4021 and the movable fixed block 403, at the moment, the driving motor 501 is started to rotate the gear 502 arranged at one side of the driving motor, and further under the rotation of the gear 502, the rack 404 moves, then one side of the safety helmet of the movable fixed block 403 is close to clamp the safety helmet, and the electric hydraulic rod is started after the safety helmet is fixed, and then make it drive rack 2042 and move down fast and pound the safety helmet and move, then change the quantity of balancing weight, carry out the test of different weight, then observe the impact strength of safety helmet under the pound of different weight, when pounding downwards at rack 2042 simultaneously, damping spring can cushion the power that places board 402 and receive to simulate real service environment.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a hardness detection device for fire safety helmet, includes base (1) and detection case (2), its characterized in that are installed to base (1) top: the detection box (2) is internally provided with a fixed detection mechanism and a protection mechanism respectively.
2. The hardness testing device for fire safety helmets according to claim 1, wherein: the fixed detection mechanism includes: backup pad (201), bracing piece (202), movable block (203), connecting plate (204), pull rod (2041), rack (2042), balancing weight are placed case (3), thread bush (301) and threaded rod (302), wherein, backup pad (201) are all installed to the inside both sides of detection case (2), bracing piece (202) is installed to backup pad (201) top, the outside activity of bracing piece (202) is provided with movable block (203), install connecting plate (204) jointly between movable block (203), pull rod (2041) is installed to connecting plate (204) top.
3. The hardness testing device for fire safety helmets according to claim 2, wherein: rack (2042) is installed to connecting plate (204) below, the balancing weight is all installed to rack (2042) both sides and is placed case (3), the balancing weight is placed case (3) one side and is provided with thread bush (301), thread bush (301) internal thread is connected with threaded rod (302).
4. The hardness testing device for fire safety helmets according to claim 1, wherein: the guard mechanism includes: slide bar (4), slider (401), place board (402), fixed block (4021), activity fixed block (403), rack (404), mounting bracket (5), driving motor (501) and gear (502), slide bar (4) are all installed to the inside both sides of detection case (2), slide bar (4) outside all activity is provided with slider (401), install jointly between slider (401) and place board (402).
5. The hardness testing device for fire safety helmets according to claim 4, wherein: place board (402) top one side and install fixed block (4021), place board (402) top opposite side activity and be provided with movable fixed block (403), rack (404) are installed to activity fixed block (403) below, place board (402) below and install mounting bracket (5), driving motor (501) are installed to mounting bracket (5) one side, gear (502) are installed through the output shaft of its self setting to driving motor (501) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122244317.8U CN216247477U (en) | 2021-09-16 | 2021-09-16 | Hardness detection device for fire safety helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122244317.8U CN216247477U (en) | 2021-09-16 | 2021-09-16 | Hardness detection device for fire safety helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216247477U true CN216247477U (en) | 2022-04-08 |
Family
ID=80982981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122244317.8U Expired - Fee Related CN216247477U (en) | 2021-09-16 | 2021-09-16 | Hardness detection device for fire safety helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216247477U (en) |
-
2021
- 2021-09-16 CN CN202122244317.8U patent/CN216247477U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220817 Address after: Room 409-2, 4th Floor, News Center, Licheng District Cultural and Sports Center, No. 777 Tangye East Road, Licheng District, Jinan City, Shandong Province, 250001 Patentee after: Shandong Xizhi Testing Co., Ltd. Address before: 062150 Xinhua Street, Botou City, Cangzhou City, Hebei Province Patentee before: Wang Wei |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |