CN212903804U

CN212903804U - Simple device for fire extinguisher vibration-impact test

Info

Publication number: CN212903804U
Application number: CN202022350624.XU
Authority: CN
Inventors: 李智; 高仲亮; 龙腾腾; 封占宇; 韦思帆; 郭晓朝
Original assignee: Southwest Forestry University
Current assignee: Southwest Forestry University
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-04-06
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a fire extinguisher shakes and hits experimental simple and easy device, including supporting box, the upper portion fixed mounting of supporting box has the base, the upper portion of base is equipped with protection machanism, protection machanism is including protecting box, dodge gate, handle, visual window and protection rack, the inside fixed mounting of position placed in the middle of supporting box has the motor, the output shaft fixedly connected with eccentric wheel of motor, the position placed in the middle of base runs through there is the activity post, the outside cover of activity post is equipped with the spring, the spacing piece of top fixedly connected with of activity post, the upper portion fixed mounting of base has the guide pillar, the top fixed mounting of guide pillar has the roof, the outside of guide pillar is equipped with fixed establishment. A fire extinguisher shake and hit experimental simple and easy device, can play the protective effect, improve the security, secondly also can make things convenient for fixed fire extinguisher, it is more convenient to use.

Description

Simple device for fire extinguisher vibration-impact test

Technical Field

The utility model relates to a fire extinguisher shakes and hits experimental field, in particular to fire extinguisher shakes and hits experimental simple and easy device.

Background

The simple device for the fire extinguisher vibration impact test is a device for performing the vibration impact test on the fire extinguisher, tests the spraying performance of the fire extinguisher after multi-layer vibration impact, and belongs to one item of fire extinguisher quality test;

the simple device for the vibration impact test of the existing fire extinguisher has certain disadvantages to be improved when in use, firstly, the simple device has no protection function, when in use, the fire extinguisher can possibly generate dangerous phenomena such as bursting, spraying and the like when in vibration impact for multiple times, the existing device is open and vibrated and impacted, the bursting and the spraying threaten surrounding people, and the safety is poor; secondly, inconvenient fixed fire extinguisher has reduced the convenience of use, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a fire extinguisher shakes and hits experimental simple and easy device, can effectively solve in the background art: the fire extinguisher does not have a protection function, when the fire extinguisher is used, the fire extinguisher can possibly generate dangerous phenomena such as bursting, spraying and the like when the fire extinguisher is vibrated and collided for a plurality of times, the existing device is opened and vibrated and collided, the bursting and the spraying threaten surrounding people, and the safety is poor; secondly, inconvenient fixed fire extinguisher has reduced the convenience of use, the relatively poor technical problem of practicality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fire extinguisher shakes and hits experimental simple and easy device, includes the supporting box, the upper portion fixed mounting of supporting box has the base, the upper portion of base is equipped with protection machanism, protection machanism is including guard box, dodge gate, handle, visual window and protection rack, the inside position fixed mounting placed in the middle of supporting box has the motor, the output shaft fixedly connected with eccentric wheel of motor, the position placed in the middle of base runs through there is the activity post, the outside cover of activity post is equipped with the spring, the top fixedly connected with spacing piece of activity post, the upper portion fixed mounting of base has the guide pillar, the top fixed mounting of guide pillar has the roof, the outside of guide pillar is equipped with fixed establishment, fixed establishment is including solid fixed ring, spacing staple bolt, otic placode, screw seat, screw rod and arc board.

As a further aspect of the present invention, the protective box is fixedly mounted on the upper portion of the base, the movable door is movably mounted on the front portion of the protective box, the handle is fixedly mounted on one side of the front portion of the movable door, the visible window is embedded in the front portion of the movable door and is close to the middle position, and the protective net rack is fixedly mounted on the front portion of the visible window.

As a further proposal of the utility model, the bottom of the movable column is arc-shaped, and the movable column is in surface contact with the eccentric wheel.

As a further scheme of the utility model, spacing staple bolt cover is established in the outside of guide pillar, otic placode fixed connection is in solid fixed ring's outside, gu fixed ring passes through otic placode swing joint in the outside of guide pillar, spiral shell seat fixed mounting is on solid fixed ring's upper portion, the screw rod runs through the spiral shell seat, the arc board rotates the one end of connection at the screw rod.

As a further aspect of the present invention, the number of the guide pillars, the limiting hoops, the ear plates, the screw seats, the screw rods and the arc plates is four, four the arc plates are circularly arranged in equal intervals.

As a further scheme of the utility model, spacing staple bolt is located solid fixed ring's below, solid fixed ring's central point puts and is equipped with the through-hole, and the central point of through-hole corresponds perpendicularly with the central point of spacing piece.

Compared with the prior art, the utility model discloses following beneficial effect has: in the utility model, by arranging the protection mechanism, when the fire extinguisher works, the whole fire extinguisher is surrounded by the protection box, the front part of the fire extinguisher is shielded by the movable door, when the fire extinguisher cracks, sprays and other phenomena, the fire extinguisher can play an excellent protection effect, avoids hurting people around, improves the safety, can observe the working condition through the visual window, and the front part of the visual window is provided with the protection net rack, so that the protection effect can be further improved;

through setting up fixed establishment, place the fire extinguisher in the through-hole at solid fixed ring center, then rotate four screw rods, make the screw rod pass through and the spiral shell seat between the screw thread effect drive the arc board remove, it can to the outside of fire extinguisher the arc board removal compress tightly, then highly through the ear plate and the solid fixed ring's of slip effect regulation height of guide pillar to the fire extinguisher, adjust the back well, it is spacing to move the below of ear plate with spacing staple bolt, can the easy to assemble fire extinguisher, improve the convenience of use, and interval between four arc boards is all adjustable with solid fixed ring's height, can be applicable to the fire extinguisher of multiple different models, application scope is extensive.

Drawings

FIG. 1 is a schematic view of the overall structure of a simple device for a shock impact test of a fire extinguisher according to the present invention;

FIG. 2 is a schematic view of the internal structure of the simple device for the shock impact test of the fire extinguisher;

fig. 3 is a top view of a fixing ring of the simple device for the fire extinguisher shock impact test of the utility model.

In the figure: 1. a support box; 2. a base; 3. a protection mechanism; 4. a protective box; 5. a movable door; 6. a handle; 7. a visible window; 8. a protective net frame; 9. a motor; 10. an eccentric wheel; 11. a movable post; 12. a spring; 13. a limiting sheet; 14. a guide post; 15. a top plate; 16. a fixing mechanism; 17. a fixing ring; 18. a limiting hoop; 19. an ear plate; 20. a screw seat; 21. a screw; 22. an arc plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a simple device for fire extinguisher vibration-impact test comprises a supporting box 1, a base 2 is fixedly installed on the upper portion of the supporting box 1, a protection mechanism 3 is arranged on the upper portion of the base 2, the protection mechanism 3 comprises a protection box 4, a movable door 5, a handle 6, a visible window 7 and a protection net rack 8, a motor 9 is fixedly installed at the center position inside the supporting box 1, an eccentric wheel 10 is fixedly connected with an output shaft of the motor 9, a movable column 11 penetrates through the center position of the base 2, a spring 12 is sleeved outside the movable column 11, a limiting sheet 13 is fixedly connected with the top end of the movable column 11, a guide column 14 is fixedly installed on the upper portion of the base 2, a top plate 15 is fixedly installed on the top of the guide column 14, a fixing mechanism 16 is arranged outside the guide column 14, the fixing, the limiting hoop 18, the ear plate 19, the screw seat 20, the screw 21 and the arc plate 22;

the protective box 4 is fixedly arranged at the upper part of the base 2, the movable door 5 is movably arranged at the front part of the protective box 4, the handle 6 is fixedly arranged at one side position of the front part of the movable door 5, the visible window 7 is embedded at the front part of the movable door 5 close to the middle position, and the protective net rack 8 is fixedly arranged at the front part of the visible window 7; the bottom end of the movable column 11 is arc-shaped, and the movable column 11 is in surface contact with the eccentric wheel 10; the limiting anchor ear 18 is sleeved outside the guide post 14, the lug plate 19 is fixedly connected outside the fixing ring 17, the fixing ring 17 is movably connected outside the guide post 14 through the lug plate 19, the screw seat 20 is fixedly installed at the upper part of the fixing ring 17, the screw 21 penetrates through the screw seat 20, and the arc plate 22 is rotatably connected to one end of the screw 21; the number of the guide post 14, the limiting hoop 18, the ear plate 19, the screw seat 20, the screw 21 and the arc plate 22 is four, and the four arc plates 22 are arranged in a circular shape with equal intervals; the limiting hoop 18 is located below the fixing ring 17, a through hole is formed in the center of the fixing ring 17, and the center point of the through hole vertically corresponds to the center point of the limiting sheet 13.

It should be noted that, the utility model relates to a simple device for fire extinguisher vibration-impact test, when in use, firstly, the fire extinguisher is installed through the fixing mechanism 16, when in operation, the fire extinguisher is placed in the through hole at the center of the fixing ring 17, then four screw rods 21 are rotated, so that the screw rods 21 drive the arc plate 22 to move through the thread effect between the screw seat 20, the arc plate 22 is moved and tightly pressed outside the fire extinguisher, then the height of the fixing ring 17 is adjusted through the sliding effect of the ear plate 19 and the guide post 14 according to the height of the fire extinguisher, after the adjustment is completed, the limiting hoop 18 is moved to the lower part of the ear plate 19 for limiting, the installation work of the fire extinguisher can be completed, the movable door 5 is closed, the motor 9 is started to work, the motor 9 drives the eccentric wheel 10 to rotate, the eccentric wheel 10 drives the movable post 11 to make linear reciprocating motion by the spring 12 through the diameter change, thereby leading the limiting sheet 13, because the speed that spacing piece 13 falls through activity post 11 is faster than the speed that the fire extinguisher freely slided through solid fixed ring 17, so can lead to the continuous phenomenon that produces and fall of fire extinguisher, accomplish and shake and hit the work, in the work, people can see through visual window 7 and observe the behavior.

The utility model discloses a set up protection machanism 3, in operation, whole fire extinguisher is surrounded by protective housing 4, and the front portion is sheltered from by dodge gate 5, when the fire extinguisher produces phenomenons such as bursting, spraying, can play excellent protective effect, avoid causing the injury to crowd around, improve the security, and can observe the behavior through visual window 7, and the front portion of visual window 7 is equipped with protection rack 8, can further improve protective effect; through setting up fixed establishment 16, place the fire extinguisher in the through-hole at solid fixed ring 17 center, then rotate four screw rods 21, make screw rod 21 through with the screw thread effect between the spiral shell seat 20 drive arc board 22 and remove, it can to remove the arc board 22 and compress tightly the outside at the fire extinguisher, then highly through otic placode 19 and the solid fixed ring 17's of the slip effect regulation of guide pillar 14 height to the fire extinguisher, adjust the back well, it is spacing to remove the below of otic placode 19 with spacing staple bolt 18, can the easy to assemble fire extinguisher, improve the convenience of use, and interval between four arc boards 22 and solid fixed ring 17's highly all can be adjusted, can be applicable to the fire extinguisher of multiple different models, application scope is extensive.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire extinguisher shakes and hits experimental simple and easy device which characterized in that: comprises a supporting box (1), a base (2) is fixedly installed on the upper portion of the supporting box (1), a protection mechanism (3) is arranged on the upper portion of the base (2), the protection mechanism (3) comprises a protection box (4), a movable door (5), a handle (6), a visible window (7) and a protection net rack (8), a motor (9) is fixedly installed at the middle position inside the supporting box (1), an eccentric wheel (10) is fixedly connected with an output shaft of the motor (9), a movable column (11) penetrates through the middle position of the base (2), a spring (12) is sleeved outside the movable column (11), a limiting piece (13) is fixedly connected to the top end of the movable column (11), a guide pillar (14) is fixedly installed on the upper portion of the base (2), a top plate (15) is fixedly installed at the top of the guide pillar (14), and a fixing mechanism (16) is arranged outside the guide pillar (14), the fixing mechanism (16) comprises a fixing ring (17), a limiting hoop (18), an ear plate (19), a screw seat (20), a screw rod (21) and an arc plate (22).

2. The simple device for the vibration impact test of the fire extinguisher as claimed in claim 1, wherein: guard box (4) fixed mounting is on the upper portion of base (2), dodge gate (5) movable mounting is in the front portion of guard box (4), handle (6) fixed mounting is in the anterior one side position of dodge gate (5), visual window (7) embedding is close to the intermediate position in the front portion of dodge gate (5), protection rack (8) fixed mounting is in the front portion of visual window (7).

3. The simple device for the vibration impact test of the fire extinguisher as claimed in claim 1, wherein: the bottom end of the movable column (11) is arc-shaped, and the movable column (11) is in surface contact with the eccentric wheel (10).

4. The simple device for the vibration impact test of the fire extinguisher as claimed in claim 1, wherein: the limiting hoop (18) is sleeved outside the guide post (14), the lug plate (19) is fixedly connected to the outside of the fixing ring (17), the fixing ring (17) is movably connected to the outside of the guide post (14) through the lug plate (19), the screw seat (20) is fixedly installed on the upper portion of the fixing ring (17), the screw rod (21) penetrates through the screw seat (20), and the arc plate (22) is rotatably connected to one end of the screw rod (21).

5. The simple device for the vibration impact test of the fire extinguisher as claimed in claim 1, wherein: the number of the guide posts (14), the limiting anchor ear (18), the ear plates (19), the screw seats (20), the screw rods (21) and the arc plates (22) is four, and the four arc plates (22) are circularly arranged at equal intervals.

6. The simple device for the vibration impact test of the fire extinguisher as claimed in claim 1, wherein: the limiting hoop (18) is located below the fixing ring (17), a through hole is formed in the center of the fixing ring (17), and the center point of the through hole vertically corresponds to the center point of the limiting sheet (13).