CN210894242U

CN210894242U - Flame-retardant test combustor adjusting device

Info

Publication number: CN210894242U
Application number: CN201921431277.4U
Authority: CN
Inventors: 张屹松; 赵新天
Original assignee: Zinfo Consulting Services Lnc Ltd
Current assignee: Zinfo Consulting Services Lnc Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-30
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a fire-retardant test combustor adjusting device, including the combustor, the fixed bottom plate that is provided with of lower extreme level of combustor, the vertical fixed guide rail that is provided with of right-hand member upside of bottom plate, the upper end left side horizontal slip of guide rail is provided with the slide, the downside of slide is provided with movable clamp splice and fixed clamp splice, the left end downside level of slide is provided with the screw thread jackbolt, the vertical fixed link that is provided with in left end upper side of bottom plate, the link rotates the right-hand member that is provided with rotation clamp plate and rotation clamp plate near the position department of last end and takes the upside of slide. The utility model discloses behind test material upper end fixation clamp in the slide below, adjust the telescopic link for terminal parallel and level under clamping bar end and the test material, and pull open the clamping bar, make the oblique layer board of clamping bar end department hold in the palm side around the test material lower terminal to one side, just so avoid test material lower terminal hair to take place when burning the middle level melt the disconnection and take place the part and drop and pound on the combustor.

Description

Flame-retardant test combustor adjusting device

Technical Field

The utility model relates to a fire-retardant detection technology field specifically is a fire-retardant test combustor adjusting device.

Background

Many plastic materials are required to be subjected to flame retardant tests, because the common plastic materials are subjected to fatigue cracking deformation due to high temperature and stress changes, so that the sealing performance of plastic parts and the integrity of products are damaged, and the common flame retardant tests use burners

The conventional flame retardant test device has disadvantages in that: when a common flame-retardant testing device is used for testing the flame-retardant performance of a plastic product, the distance between a sample burning end and the top of a burner can be changed, the distance is required to be kept inconvenient by testing standards, the burner is required to be held by hand to adjust the height, so that the problem is dangerous, the distance cannot be stably controlled, and the material is easily melted and disconnected in the middle layer due to the fact that the material is fixedly clamped at the upper end in the burning testing process, so that the material is partially dropped.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant test combustor adjusting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flame retardant test combustor adjusting device, includes the combustor, the lower extreme of combustor passes through screw horizontal fixedly connected with bottom plate, the right-hand member upside of bottom plate has the guide rail through the vertical fixed welding of the body of rod, there is the slide in the upper end left side of guide rail through slider horizontal sliding connection, the vertical fixed welding of bottom has first spring and the fixed welding in first spring upper end in the guide rail the slide downside, the lower terminal surface of slide has transversely seted up the spout near left side position, the spout inboard has movable clamp splice through the vertical sliding connection of slider, the vertical fixed welding in right-hand member position of spout has fixed clamp splice, the right-hand member of the left end downside of slide through screw-thread fit horizontally connect with screw top bolt and screw top bolt contradicts on the movable clamp splice, the vertical fixed welding in left end upper side of bottom plate has the link, the position department that the link is close to the upper end rotates the right-hand member that is connected with The upside of slide, the upper end of link is through the vertical screw rod that is connected with of screw-thread fit, the end is in through screw fixed connection at the end fixedly connected with stay cord and stay cord under the screw rod the left end of rotating the clamp plate, the bottom plate has set the regulation fixing bolt on telescopic link and the telescopic link near the vertical fixed welding in left end upper side position, the upper end of telescopic link is provided with lifts fixture.

Preferably, lift fixture includes sliding sleeve, clamping bar and bearing plate to one side, the sliding sleeve is in the flexible end of telescopic link, the vertical fixed welding of lower extreme of sliding sleeve has second spring and second spring housing the flexible end of telescopic link, the fixed welding of lower extreme of second spring is in on the flexible end lateral wall of telescopic link, pass through hinge horizontal connection in pairs around the clamping bar on the sliding sleeve right side wall, the front and back side the horizontal fixed welding has the third spring between the connection end of clamping bar, the fixed welding of bearing plate to one side the terminal of clamping bar and the tilting of bearing plate lower extreme tilt up.

Preferably, the opposite end surfaces of the movable clamping block and the fixed clamping block are provided with anti-skid grains.

Preferably, the lower side of the right end of the rotating pressing plate is fixedly welded with a pulley, and the pulley is abutted against the upper side of the sliding plate.

Preferably, the lower end head of the screw rod is movably embedded with a universal ball, and the upper end of the pull rope is fixedly connected to the universal ball.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses be used for placing the material upper end that needs the test fire resistance between activity clamp splice and the fixed clamp splice, and the rotatory screw thread top bolt that removes, then the screw thread top bolt just promotes activity clamp splice and slides clamping material end to the fixed clamp splice along the spout, then open the combustor under and produce the flame burning material bottom, when test material bottom and combustor top distance grow because of burning, the rotatory mobile screw rod that makes progress, the screw rod just draws the left end of rotating the clamp plate and upwards perks through the stay cord, make the right-hand member of rotating the clamp plate rotate downwards and extrude the slide, then the slide slides down along the guide rail, then the material that cliies through activity clamp splice and fixed clamp splice just moves down along with the slide, realize distance modulation;

2. the utility model discloses behind test material upper end fixation clamp in the slide below, adjust the telescopic link for terminal parallel and level under clamping bar end and the test material, and pull open the clamping bar, make the oblique layer board of clamping bar end department hold in the palm side around the test material lower terminal to one side, just so avoid test material lower terminal hair to take place when burning the middle level melt the disconnection and take place the part and drop and pound on the combustor.

Drawings

FIG. 1 is a schematic view of the overall structure of a flame retardant test burner adjusting device of the present invention;

FIG. 2 is a top view of the sliding sleeve and clamping rod connection in the flame retardant test burner adjusting device of the present invention;

fig. 3 is a right side view structure diagram of the oblique supporting plate and the sliding sleeve in the flame retardant test burner adjusting device.

In the figure: 1. a burner; 2. a base plate; 3. a guide rail; 4. a telescopic rod; 5. a connecting frame; 6. rotating the pressing plate; 7. pulling a rope; 8. a universal ball; 9. a screw; 10. a pulley; 11. screwing; 12. a slide plate; 13. fixing the clamping block; 14. a chute; 15. a movable clamping block; 16. anti-skid lines; 17. a first spring; 18. a sliding sleeve; 19. a second spring; 20. a clamping bar; 21. lifting the clamping mechanism; 22. a third spring; 23. an inclined supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a flame-retardant test burner adjusting device comprises a burner 1, the lower end of the burner 1 is horizontally and fixedly connected with a bottom plate 2 through screws, the upper side of the right end of the bottom plate 2 is vertically and fixedly welded with a guide rail 3 through a rod body, the left side of the upper end of the guide rail 3 is horizontally and slidably connected with a sliding plate 12 through a sliding block, the bottom in the guide rail 3 is vertically and fixedly welded with a first spring 17, the upper end of the first spring 17 is fixedly welded at the lower side of the sliding plate 12, the lower end surface of the sliding plate 12 is transversely provided with a sliding groove 14 close to the left side, the inner side of the sliding groove 14 is vertically and slidably connected with a movable clamping block 15 through the sliding block, the right end position of the sliding groove 14 is vertically and fixedly welded with a fixed clamping block 13, the lower side of the left end of the sliding plate 12 is horizontally connected with a threaded top bolt 11 through thread fit, and the screw top bolt 11 is rotated and moved, the screw top bolt 11 pushes the movable clamping block 15 to slide along the sliding groove 14 to the fixed clamping block 13 to clamp the end head of the material; the upper side of the left end of the bottom plate 2 is vertically and fixedly welded with a connecting frame 5, the position of the connecting frame 5 close to the upper end is rotatably connected with a rotating pressing plate 6 through a rotating pin, and the right end of the rotating pressing plate 6 is put on the upper side of a sliding plate 12, when the distance between the bottom end of a tested material and the top end of the combustor 1 is increased due to combustion, the left end of the rotating pressing plate 6 is lifted upwards, so that the right end of the rotating pressing plate 6 rotates downwards to extrude the sliding plate 12, the sliding plate 12 slides downwards along a guide rail 3, and the material clamped by a movable clamping block 15 and a fixed clamping block 13 moves downwards along with the sliding plate; the upper end of the connecting frame 5 is vertically connected with a screw 9 through thread matching, the lower end of the screw 9 is fixedly connected with a pull rope 7, the tail end of the pull rope 7 is fixedly connected with the left end of the rotating pressing plate 6 through a screw, and when the right end of the rotating pressing plate 6 needs to press the sliding plate 12 downwards, the screw 9 is rotated upwards, so that the screw 9 pulls the left end of the rotating pressing plate 6 to tilt upwards through the pull rope 7; the bottom plate 2 is close to the vertical fixed welding in left end upper side position and has set on telescopic link 4 and the telescopic link 4 and adjust fixing bolt, and the top end of telescopic link 4 is provided with lifts fixture 21.

The lifting clamping mechanism 21 comprises a sliding sleeve 18, a clamping rod 20 and an inclined supporting plate 23, the sliding sleeve 18 is slidably sleeved at the telescopic end of the telescopic rod 4, the lower end of the sliding sleeve 18 is vertically and fixedly welded with a second spring 19, the second spring 19 is sleeved at the telescopic end of the telescopic rod 4, the lower end of the second spring 19 is fixedly welded on the side wall of the telescopic end of the telescopic rod 4, the clamping rod 20 is horizontally connected to the right side wall of the sliding sleeve 18 in pairs through hinges in front and back, a third spring 22 is horizontally and fixedly welded between the connecting ends of the front clamping rod 20 and the rear clamping rod 20, the inclined supporting plate 23 is fixedly welded at the tail end of the clamping rod 20, the lower end of the inclined supporting plate 23 is tilted upwards, when the upper end of a test material is fixedly clamped at the lower side of the sliding plate 12, the telescopic rod 4 is adjusted, the end of the clamping rod 20 is parallel and level with the lower end of the test material, the clamping rod 20 is pulled open, the inclined supporting plate 23 at the On the machine 1.

Anti-skidding line 16 has all been seted up on the relative terminal surface of activity clamp splice 15 and fixed clamp splice 13, and anti-skidding line 16 is used for increasing the frictional force of activity clamp splice 15 and fixed clamp splice 13 centre gripping terminal surface, avoids the material of cliping to slide and drops.

The fixed welding of the right-hand member downside of rotating clamp plate 6 has pulley 10 and pulley 10 to contradict in the upside of slide 12, and pulley 10 makes things convenient for and takes place relative slip between the right-hand member end of rotating clamp plate 6 and the slide 12 up end.

The lower end activity gomphosis of screw rod 9 is provided with universal ball 8 and the upper end fixed connection of stay cord 7 on universal ball 8, and universal ball 8 makes things convenient for the relative screw rod 9 lower extreme of stay cord 7 to rotate when screw rod 9 rotates, avoids the winding of stay cord 7.

The working principle is as follows: the utility model discloses a be used for placing the material upper end that needs the test fire resistance between activity clamp splice 15 and the fixed clamp splice 13, and rotatory removal screw thread top bolt 11, screw thread top bolt 11 just promotes activity clamp splice 15 and slides along spout 14 to fixed clamp splice 13 and press from both sides the material end, then open combustor 1 directly below and produce the flame burning material bottom, when test material bottom and combustor 1 top distance grow because of burning, upwards rotatory removal screw rod 9, screw rod 9 just draws the left end of rotating pressing plate 6 and upwards perks through stay cord 7, make the right-hand member of rotating pressing plate 6 rotate downwards and extrude slide 12, slide 12 just slides downwards along guide rail 3, the material that then cliies through activity clamp splice 15 and fixed clamp splice 13 just moves down along with slide 12, realize the distance control, simultaneously in test material upper end fixation clamp behind slide 12 lower side, adjust telescopic link 4, so that the end of the clamping rod 20 is flush with the lower end of the test material, and the clamping rod 20 is pulled open, so that the inclined supporting plate 23 at the end of the clamping rod 20 is obliquely supported at the front side and the rear side of the lower end of the test material, thereby avoiding the middle layer from being melted and broken when the lower end of the test material is burnt, and the part of the middle layer falls and falls on the burner 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flame retardant test burner adjusting device, includes combustor (1), its characterized in that: the lower extreme horizontally fixed of combustor (1) is provided with bottom plate (2), the vertical fixed guide rail (3) that is provided with of right-hand member upside of bottom plate (2), the upper end left side horizontal slip of guide rail (3) is provided with slide (12), the vertical fixed first spring (17) and the fixed setting in first spring (17) upper end in guide rail (3) are in slide (12) downside, the lower terminal surface of slide (12) is close to left side position and transversely is provided with spout (14), the vertical slip in spout (14) inboard is provided with movable clamp splice (15), the vertical fixed clamp splice (13) in right-hand member position of spout (14) is provided with, the left end downside level of slide (12) is provided with screw thread plug (11), the vertical fixed link (5) that is provided with in left end upper side of bottom plate (2), link (5) are close to the position department rotation of upper end and are provided with rotary press plate (6) and rotary press plate (6) ) The right-hand member of taking the upside of slide (12), the vertical screw rod (9) that is provided with of upper end of link (5), the fixed terminal fixed connection that is provided with stay cord (7) and stay cord (7) of screw rod (9) lower end is in the left end of rotating clamp plate (6), bottom plate (2) are close to the vertical fixed telescopic link (4) that is provided with in left end upper side position, the upper end of telescopic link (4) is provided with and lifts fixture (21).

2. A flame retardant test burner adjustment device according to claim 1, wherein: lifting fixture (21) include sliding sleeve (18), clamping bar (20) and inclined supporting plate (23), sliding sleeve (18) slide and set up the flexible end of telescopic link (4), the vertical fixed second spring (19) that is provided with of lower extreme of sliding sleeve (18), clamping bar (20) front and back level in pairs sets up on sliding sleeve (18) right side wall, the front and back side the level is fixed between the connection end of clamping bar (20) and is provided with third spring (22), inclined supporting plate (23) are fixed to be set up the end of clamping bar (20) and inclined supporting plate (23) lower extreme tilt up.

3. A flame retardant test burner adjustment device according to claim 1, wherein: anti-skid grains (16) are arranged on the opposite end surfaces of the movable clamping block (15) and the fixed clamping block (13).

4. A flame retardant test burner adjustment device according to claim 1, wherein: the lower side of the right end of the rotary pressing plate (6) is fixedly provided with a pulley (10), and the pulley (10) is abutted against the upper side of the sliding plate (12).

5. A flame retardant test burner adjustment device according to claim 1, wherein: the lower end head of the screw rod (9) is movably embedded with a universal ball (8), and the upper end of the pull rope (7) is fixedly connected to the universal ball (8).