CN211402279U

CN211402279U - Digital oxygen index tester

Info

Publication number: CN211402279U
Application number: CN201922152919.3U
Authority: CN
Inventors: 褚福海; 朱伟国; 牛暖暖
Original assignee: Qingdao Helijia Testing Technology Co ltd
Current assignee: Qingdao Helijia Testing Technology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-09-01
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a digit oxygen index apparatus, the on-line screen storage device comprises a base, one side at base top is provided with the installation storehouse, the inside in installation storehouse is provided with the gas storehouse, the intermediate position department of gas storehouse back one end is provided with into nitrogen mouth and oxygen inlet respectively, and oxygen inlet and nitrogen inlet extend the outside in installation storehouse. The utility model discloses the device is through the third sleeve pipe, first splint, a spring, the fourth sleeve pipe, the second splint, first sleeve pipe, the location inserted bar, the second sleeve pipe, mutually supporting of slider and spout, can carry out the centre gripping to the igniter, need not that operating personnel takes with the hand, and then make things convenient for operating personnel to test, through articulated piece, arc splint, mutually supporting of threaded rod and screw sleeve piece, can carry out the centre gripping to the object that needs the test, adopt this kind of centre gripping mode of the device, not only make the more firm of object centre gripping, can also prevent effectively that the object from taking place to empty.

Description

Digital oxygen index tester

Technical Field

The utility model relates to a digit oxygen index apparatus technical field specifically is a digit oxygen index apparatus.

Background

The digital oxygen index tester is used for testing the combustion performance of various textiles including woven fabrics, knitted fabrics, non-woven fabrics and the like, and can also be used for testing the combustion performance of plastics, rubber, paper and the like;

and current digital oxygen index apparatus, when the article of needs to test were lighted at the in-process of experiment, still need operating personnel to hold with the hand, inconvenient operating personnel tests, and this kind of centre gripping mode of current, not only the insecure of object centre gripping, take place to empty when still can not effectively preventing the test of object, current digital oxygen index apparatus all adopts the bolt to fix when installing or changing the connecting pipe of oxygen and nitrogen gas, not only comparatively loaded down with trivial details when the dismouting, still inconvenient operating personnel uses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a digital oxygen index apparatus, in order to solve and to propose current digital oxygen index apparatus among the above-mentioned background art, when needs light the article of test at the in-process of experiment, still need operating personnel to hold with the hand, inconvenient operating personnel tests, and this kind of centre gripping mode of current, not only the insecure of object centre gripping, still can not prevent effectively that the test of object from taking place to empty, current digital oxygen index apparatus, all adopt the bolt to fix when installing or changing the connecting pipe of oxygen and nitrogen gas, not only comparatively loaded down with trivial details when the dismouting, still the problem that inconvenient operating personnel used.

In order to achieve the above object, the utility model provides a following technical scheme: a digital oxygen index tester comprises a base, wherein an installation bin is arranged on one side of the top of the base, a gas bin is arranged inside the installation bin, a nitrogen inlet and an oxygen inlet are respectively arranged at the middle position of one end of the back of the gas bin, the oxygen inlet and the nitrogen inlet extend out of the installation bin, the top and the bottom of one side, away from the gas bin, of the oxygen inlet and the nitrogen inlet are respectively provided with a fixture block, the outer side of the fixture block is sleeved with an inner threaded pipe matched with the fixture block, a connector is arranged at the middle position of one side, away from the gas bin, of the oxygen inlet and the nitrogen inlet and is communicated with the oxygen inlet and the nitrogen inlet, a control plate is arranged at the middle position of one end of the front of the base, a mounting plate is arranged on one side, away from the installation bin, a support seat is arranged at the middle position of the top of the mounting plate, an air inlet pipe is arranged at the bottom, close, and the inside that the intake pipe extends to the installation storehouse communicates with the supporting seat each other, is provided with the gas outlet through the both sides at supporting seat top, the intermediate position department at supporting seat top is provided with articulated piece, the top of articulated piece articulates there are two sets of arc splint, and is a set of the bottom that arc splint is close to another set of arc splint one side is provided with the threaded rod, and the threaded rod runs through another set of arc splint, one side cover in the threaded rod outside is equipped with the thread bush piece, the cover in the outside of supporting seat is equipped with the glass cover, one side that the installation storehouse was kept away from at the mounting panel top is.

Preferably, the clamping assembly comprises a third sleeve, a first clamping plate, a spring, a fourth sleeve, a second clamping plate, a first sleeve, a positioning insertion rod, a second sleeve, a sliding block and a sliding groove, the sliding groove is positioned on one side, away from the mounting bin, of the top of the mounting plate, the sliding block is arranged in the sliding groove and matched with the sliding block, the sliding block extends to the outside of the sliding groove, the second sleeve is arranged at the top of the sliding block, the first sleeve is sleeved inside the second sleeve, the positioning insertion rod is arranged on one side of the outer side of the first sleeve and penetrates through the inside of the first sleeve, the second clamping plate is hinged to the top of the first sleeve, the fourth sleeve is arranged at the four corners of the top of the second clamping plate, the third sleeve is sleeved inside the fourth sleeve, the third sleeve extends to the outer side of the fourth sleeve, the top of the third sleeve is provided with the first clamping plate, the outside cover of third sleeve pipe and fourth sleeve pipe is equipped with the spring, and spring and second splint and first splint interconnect.

Preferably, one side that the installation storehouse was kept away from to the second splint is provided with the handle, and the outside of handle is provided with the antiskid rubber sleeve.

Preferably, the four corners department of base bottom is provided with the supporting leg, and the bottom of supporting leg is provided with the slipmat.

Preferably, a plurality of groups of positioning holes are formed in the outer side of the first sleeve, and the positioning holes are matched with the positioning insertion rods.

Preferably, one side of the outer side of the threaded rod, which is close to the threaded sleeve block, is provided with a stop block, and the stop block and the arc-shaped clamping plate are matched with each other.

Compared with the prior art, the beneficial effects of the utility model are that: this digital oxygen index apparatus passes through the third sleeve pipe, first splint, a spring, the fourth sleeve pipe, the second splint, first sleeve pipe, the location inserted bar, the second sleeve pipe, mutually supporting of slider and spout, can carry out the centre gripping to the firearm, need not that operating personnel holds with the hand, and then make things convenient for operating personnel to test, through articulated piece, arc splint, mutually supporting of threaded rod and screw sleeve piece, can carry out the centre gripping to the object that needs the test, adopt this kind of centre gripping mode of the device, not only make the more firm of object centre gripping, can also prevent effectively that the object from taking place to empty, through advancing the oxygen mouth, inside threaded pipe, mutually supporting of connector and fixture block, can carry out the centre gripping to the connecting pipe of oxygen and nitrogen gas, when needs change connecting pipe, the dismouting is more convenient.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side cross-sectional view of the present invention;

fig. 4 is a schematic structural view of the second splint of the present invention.

In the figure: 1. a base; 2. installing a bin; 3. a gas bin; 4. an oxygen inlet; 5. an internally threaded tube; 6. a first sleeve; 7. a connecting port; 8. a clamping block; 9. positioning the inserted rod; 10. a nitrogen inlet; 11. a control panel; 12. a hinged block; 13. a glass cover; 14. an arc-shaped splint; 15. a threaded rod; 16. a third sleeve; 17. a first splint; 18. a spring; 19. a fourth sleeve; 20. a second splint; 21. a threaded bushing block; 22. a second sleeve; 23. a slider; 24. a chute; 25. mounting a plate; 26. an air outlet; 27. a supporting seat; 28. an air inlet pipe.

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. 1-4, the present invention provides an embodiment: a digital oxygen index tester comprises a base 1, a mounting bin 2 is arranged on one side of the top of the base 1, a gas bin 3 is arranged inside the mounting bin 2, a nitrogen inlet 10 and an oxygen inlet 4 are respectively arranged at the middle position of one end of the back of the gas bin 3, the oxygen inlet 4 and the nitrogen inlet 10 extend out of the mounting bin 2, clamping blocks 8 are respectively arranged at the top and the bottom of one side of the oxygen inlet 4 and the nitrogen inlet 10 far away from the gas bin 3, an internal threaded pipe 5 matched with the clamping blocks 8 is sleeved on the outer side of each clamping block 8, a connecting pipe of oxygen and nitrogen can be clamped, when the connecting pipe needs to be replaced, the dismounting is more convenient, a connecting port 7 is arranged at the middle position of one side of the oxygen inlet 4 and the nitrogen inlet 10 far away from the gas bin 3, the connecting port 7 is mutually communicated with the oxygen inlet 4 and the nitrogen inlet 10, a control plate 11 is arranged at the middle position of one end of the front of the base 1, a mounting bin 25 is arranged on one side of the top, the middle position of the top of the mounting plate 25 is provided with a supporting seat 27, the bottom of the gas bin 3 close to one side of the mounting plate 25 is provided with an air inlet pipe 28, the air inlet pipe 28 extends into the mounting bin 2 and is communicated with the supporting seat 27, two sides of the top of the supporting seat 27 are provided with air outlets 26, the middle position of the top of the supporting seat 27 is provided with a hinged block 12 which can clamp an object to be tested, the clamping mode of the device is adopted, the object is clamped more firmly and the object can be effectively prevented from falling, the top of the hinged block 12 is hinged with two groups of arc-shaped clamping plates 14, the bottom of one group of arc-shaped clamping plates 14 close to one side of the other group of arc-shaped clamping plates 14 is provided with a threaded rod 15, the threaded rod 15 penetrates through the other group of arc-shaped clamping plates 14, one side of mounting panel 25 top far away from installation storehouse 2 is provided with the centre gripping subassembly, can carry out the centre gripping to the firearm, need not operating personnel and holds with the hand, and then makes things convenient for operating personnel to test.

Further, the clamping assembly comprises a third sleeve 16, a first clamping plate 17, a spring 18, a fourth sleeve 19, a second clamping plate 20, a first sleeve 6, a positioning insertion rod 9, a second sleeve 22, a sliding block 23 and a sliding groove 24, the sliding groove 24 is located on one side, far away from the installation bin 2, of the top of the installation plate 25, the sliding block 23 matched with the sliding groove 24 is arranged inside the sliding groove 24, the sliding block 23 extends to the outside of the sliding groove 24, the second sleeve 22 is arranged on the top of the sliding block 23, the first sleeve 6 is sleeved inside the second sleeve 22, the positioning insertion rod 9 is arranged on one side of the outer side of the first sleeve 6, the positioning insertion rod 9 penetrates through the inside of the first sleeve 6, the second clamping plate 20 is hinged to the top of the first sleeve 6, the fourth sleeve 19 is arranged at four corners of the top of the second clamping plate 20, the third sleeve 16 is sleeved inside the fourth sleeve 19, and the third sleeve 16 extends to the outer side of the fourth sleeve 19, the top of the third sleeve 16 is provided with a first clamping plate 17, the outer sides of the third sleeve 16 and the fourth sleeve 19 are sleeved with a spring 18, and the spring 18 is connected with a second clamping plate 20 and the first clamping plate 17, so that an object can be clamped conveniently.

Further, one side that installation storehouse 2 was kept away from to second splint 20 is provided with the handle, and the outside of handle is provided with the antiskid rubber sleeve, and the operating personnel of being convenient for takes.

Further, the four corners department of base 1 bottom is provided with the supporting leg, and the bottom of supporting leg is provided with the slipmat, is convenient for support base 1.

Furthermore, a plurality of groups of positioning holes are formed in the outer side of the first sleeve 6, and the positioning holes are matched with the positioning insertion rods 9, so that the first sleeve is convenient to fix.

Furthermore, one side of the outer side of the threaded rod 15, which is close to the threaded sleeve block 21, is provided with a stop, and the stop is matched with the outer side of the arc-shaped clamping plate 14, so that the arc-shaped clamping plate 14 is fixed conveniently.

The working principle is as follows: when the device is used, firstly, a connecting pipe of nitrogen and oxygen is inserted into the outer side of the connecting port 7, then the internal threaded pipe 5 is rotated to compress the clamping block 8, the connecting pipe of nitrogen and oxygen is fixed through the clamping block 8, when a test needs to be carried out, firstly, the fixing of the arc-shaped clamping plate 14 is released through rotating the threaded sleeve block 21, then, an object to be tested is placed into the arc-shaped clamping plate 14, then, the threaded sleeve block 21 is rotated to fix the connecting pipe, then, the arc-shaped clamping plate 14 is covered on the outer side of the supporting seat 27, then, gas is placed into the supporting seat 27 through the gas inlet pipe 28, then, the gas is discharged into the glass cover 13 through the gas outlet 26, then, the third sleeve pipe 16 is pulled to drive the spring 18 to stretch, the igniter clamp is placed on the top of the second clamping plate 20, and the first clamping plate 17 is driven to clamp through the elastic, the first sleeve 6 is pulled out of the second sleeve 22, fixed by the positioning insertion rod 9, and moved by the slider 23 sliding in the slide groove 24.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A digital oxygen index apparatus comprises a base (1), and is characterized in that: the oxygen and nitrogen integrated device is characterized in that an installation bin (2) is arranged on one side of the top of the base (1), a gas bin (3) is arranged inside the installation bin (2), a nitrogen inlet (10) and an oxygen inlet (4) are respectively arranged at the middle position of one end of the back of the gas bin (3), the oxygen inlet (4) and the nitrogen inlet (10) extend out of the installation bin (2), fixture blocks (8) are respectively arranged at the top and the bottom of one side, far away from the gas bin (3), of the oxygen inlet (4) and the nitrogen inlet (10), an inner threaded pipe (5) matched with the fixture blocks (8) is sleeved on the outer side of each fixture block (8), a connecting port (7) is arranged at the middle position of one side, far away from the gas bin (3), of the oxygen inlet (4) and the nitrogen inlet (10), the connecting port (7) is communicated with the oxygen inlet (4) and the nitrogen inlet (10), a control panel (11) is arranged at the middle position of one end of the front, one side of keeping away from installation storehouse (2) at base (1) top is provided with mounting panel (25), mounting panel (25) top intermediate position department is provided with supporting seat (27), the bottom that gas storehouse (3) is close to mounting panel (25) one side is provided with intake pipe (28), and intake pipe (28) extend to installation storehouse (2) inside and supporting seat (27) communicate each other, both sides through supporting seat (27) top are provided with gas outlet (26), the intermediate position department at supporting seat (27) top is provided with articulated piece (12), the top of articulated piece (12) is articulated to have two sets of arc splint (14), and a set of arc splint (14) are close to the bottom of another set of arc splint (14) one side and are provided with threaded rod (15), and threaded rod (15) run through another set of arc splint (14), one side cover in the threaded rod (15) outside is equipped with screw sleeve piece (21), the cover in the outside of supporting seat (27) is equipped with glass cover (13), one side that installation storehouse (2) was kept away from at mounting panel (25) top is provided with the centre gripping subassembly.

2. The digital oxygen index measuring instrument according to claim 1, wherein: the clamping assembly comprises a third sleeve (16), a first clamping plate (17), a spring (18), a fourth sleeve (19), a second clamping plate (20), a first sleeve (6), a positioning insertion rod (9), a second sleeve (22), a sliding block (23) and a sliding groove (24), wherein the sliding groove (24) is positioned on one side, far away from the installation bin (2), of the top of the installation plate (25), the sliding block (23) matched with the sliding groove (24) is arranged inside the sliding groove (24), the sliding block (23) extends to the outside of the sliding groove (24), the second sleeve (22) is arranged on the top of the sliding block (23), the first sleeve (6) is sleeved inside the second sleeve (22), the positioning insertion rod (9) is arranged on one side of the outer side of the first sleeve (6), the positioning insertion rod (9) penetrates through the inside of the first sleeve (6), the second clamping plate (20) is hinged to the top of the first sleeve (6), the four corners department at second splint (20) top all is provided with fourth sleeve pipe (19), the inside cover of fourth sleeve pipe (19) is equipped with third sleeve pipe (16), and third sleeve pipe (16) extend to the outside of fourth sleeve pipe (19), the top of third sleeve pipe (16) is provided with first splint (17), the outside cover of third sleeve pipe (16) and fourth sleeve pipe (19) is equipped with spring (18), and spring (18) and second splint (20) and first splint (17) interconnect.

3. The digital oxygen index measuring instrument according to claim 2, wherein: one side of the second clamping plate (20) far away from the installation bin (2) is provided with a handle, and the outer side of the handle is provided with an anti-skidding rubber sleeve.

4. The digital oxygen index measuring instrument according to claim 1, wherein: the four corners department of base (1) bottom is provided with the supporting leg, and the bottom of supporting leg is provided with the slipmat.

5. The digital oxygen index measuring instrument according to claim 2, wherein: the outer side of the first sleeve (6) is provided with a plurality of groups of positioning holes, and the positioning holes are matched with the positioning inserted rods (9).

6. The digital oxygen index measuring instrument according to claim 1, wherein: one side of the outer side of the threaded rod (15) close to the threaded sleeve block (21) is provided with a stop block, and the stop block is matched with the outer side of the arc-shaped clamping plate (14).