CN207329087U - Solder paste can - Google Patents

Abstract

The utility model discloses a kind of solder paste can, includes the outer cover of sealed shell of tank, contains the inner canister of tin cream, seals the interior plug of inner canister, and can screw up the outer tank enclosed in the outer edge of the inner tank.Plug can directly withhold sealing inner canister in the tank body, outer cover twisted using screw thread with inner canister and, outer tank is also screwed up using screw thread with inner canister, and certain distance is left between tank bottom in tank bottom and outer tank outside inner canister.It can thus be appreciated that, outer cover is screwed up with outer tank with inner canister by screw thread, inner canister and interior plug are coated on inner side by both, just form with inner canister and interior plug, the dual-seal of outer tank and outer cover, substantially increase the sealing performance, anti-seismic performance and heat-proof quality of solder paste can, thus prevent tin cream from overflowing, rotten and contaminated situation occurs, so as to preferably preserve and transport tin cream.

Description

Solder paste can

Technical field

It the utility model is related to a kind of solder paste can.

Background technology

Reduction and air contact are to try in the basic principle for using and storing of tin cream, machinery is reduced to the greatest extent after deployed Disturb and avoid to operate under the too big environment of the temperature difference, this requires leakproofness of the solder paste can not only with certain isolation air And there is certain resistance to mechanical vibration performance, while it is also equipped with certain heat-insulation constant temperature effect.Because if tin cream leakproofness is not Good, oxygen, moisture in air etc. will be chemically reacted directly with tin cream, influence the performance of tin cream；Meanwhile if tin Cream sealing is bad, and the moisture in air during rising again, which will enter in tank, to be agglomerated, so that it is bad existing to produce tin sweat(ing) etc. As welding quality makes a big impact；In addition, tin cream can cause tin cream to produce in transportational process, if mechanical shock occurs Bubble and reaction heat accelerate reaction, and very big influence is will also result on subsequent use.Therefore, the sealing performance of solder paste can, anti- Shock stability and heat-proof quality are extremely important.

At present, tin cream major part production firm is using overlay film or interior plug sealing tin cream.When being sealed using overlay film, overlay film needs Manually remove, if misoperation overlay film residue can be fallen into tin cream, tin cream quality can be directly affected, and overlay film can not also circulate Use；And interior plug sealing is relied only on, reliability, antidetonation, the heat-insulating property of sealing cannot all ensure, influence later stage tin cream product Matter.Therefore, in view of the above problems, being necessary to be improved solder paste can.

The content of the invention

The purpose of this utility model is that it is directed to drawbacks described above of the prior art, there is provided a kind of good airproof performance has at the same time The solder paste can of anti-seismic heat-preservation, easy to the storage of tin cream, transport and use.

To realize above-mentioned purpose of utility model, the utility model employs following technical solution：A kind of solder paste can, including it is close The outer cover of sealed cans body, contains the inner canister of tin cream, seals the interior plug of inner canister, and can screw up the outer tank enclosed in the outer edge of the inner tank.Its feature It is that there is dual tank body, contains plug in the inner canister and tank body of tin cream and form first of tank body, outer tank forms second with outer cover Road tank body, two kinds of tank bodies screw up sealing by screw thread.

In addition, the utility model also provides following attached technical scheme：

Internal thread is rolled with the inside of the outer cover of the sealed shell of tank, there is anti-skidding equally spaced striped in outside.

The inner canister tank mouth for containing tin cream has the external screw thread in upper and lower two kinds of directions, and two kinds of screw thread medium lines are rolled threaded Partition plate, upper screw thread are screwed up with outer cover, and lower screw thread is screwed up with outer tank.

The inner canister for containing tin cream is characterized in that under inner canister tank mouth that screw thread starts inward slant certain angle under sentencing Form the substantially small tank body of mouth vertically downward afterwards.

Plug is round pie hollow sealing structure in the inner canister, has upper and lower surfaces, there is skid resistance strip pulling buckle above.

Internal thread is rolled with the inside of the tank mouth of the outer tank, the internal diameter of outer tank body is bigger than the outside diameter of inner canister, and outer tank depth is big In inner canister screw thread partition plate to tank bottom height.

Compared with the prior art, the advantage of the utility model is：A kind of solder paste can is disclosed, which includes two layers Tank body.The inner canister that is respectively in contact with tin cream and the first layer tank body of interior plug composition, and be arranged on the outer tank in outside with it is outer Second layer tank body between lid, and have certain distance between outer tank and inner canister, so that the solder paste can is just formd with inner canister With interior plug, the dual-seal of outer tank and outer cover, substantially increases the sealing performance, heat-proof quality and anti-seismic performance of solder paste can, from And prevent tin cream from overflowing, is rotten, and it is contaminated, preferably preserve and transport tin cream.Moreover, the solder paste can is when dress takes tin cream It is easy to operate, easy to promote the use of.

Brief description of the drawings

Fig. 1 corresponds to the exploded view of the solder paste can of the utility model preferred embodiment；

Fig. 2 corresponds to the solder paste can outer cover stereogram of the utility model preferred embodiment；

Fig. 3 corresponds to plug stereogram in the solder paste can of the utility model preferred embodiment；

Fig. 4 corresponds to the inner canister sectional view of the solder paste can of the utility model preferred embodiment；

Fig. 5 corresponds to the outer tank sectional view of the solder paste can of the utility model preferred embodiment.

Embodiment

Technical solutions of the utility model are made below in conjunction with preferred embodiment and its attached drawing further nonrestrictive detailed Explanation.

With reference to Fig. 1, the critical piece for the solder paste can described in the present embodiment shown in it, can be seen that, solder paste can by diagram Including outer cover 1, interior plug 2, inner canister 3, and outer tank 4, four parts are cylinder.Wherein, tin cream inner canister 3 is used to contain Tin cream is filled, interior plug 2 is withheld directly to be in contact after inner canister 3 with tin cream, and outer cover 1 can pass through internal thread and inner canister 3 Upper screw thread is screwed up, and outer tank 4 can be screwed up by internal thread and the lower screw thread of inner canister 3, and aforementioned four component is whole The performances such as the sealing, is heat-insulated of tin cream, antidetonation can be achieved after being installed in place.

Specifically, with further reference to Fig. 2, shown in it is outer cover 1, the height of tin creamL3For 15 mm, outside diameterD1For 62 mm, internal diameterd1For 60 mm, outer cover inner side is rolled with internal thread 6, and there are skid resistance strip 5, the non-striped section length of unit in outsideL4For 9.5 mm, unit striped section length L5 For 10 mm, striped is alternately distributed in 1 outer edge of outer cover with non-striped area.

Specifically, with further reference to Fig. 3, shown in it is plug 2 in tin cream, which is to have certain elastic strength Flexible plastic.Interior plug 2 is specifically by pulling buckle 7（Specification is long 20 mm, and wide 8 mm, 1 mm of thickness, pulling buckle one end is fixed on At interior plug center 8, the other end tilts and is rolled with anti-skid chequer.）, protect along 9（Protection is 1 mm along thickness, diameter d1With it is outer The internal diameter of lid 1d1Length is all 60 mm.）, and interior plug bottom（Directly contacted with tin cream, diameter d2For 58 mm.）Deng portion Separation structure forms.Inside beyond the Great Wall under not open, internal cylindrical hollow structure, film thickness is about 0.8 mm, upper and lower total heightL6For 15 mm, with protection along for boundary, raise up about 2 mm, and downwardly convex about 12 mm, upper lower convexity has in edge Certain radian, the taking-up and pressing of convenient interior plug.

Specifically, with further reference to Fig. 4, shown in it is the inner canister 3 of tin cream, and the tank is by opening 11, upper screw thread 12, Screw thread partition plate 13, lower screw thread 14 and can body 15 are formed, and the substantially small basic structure of mouth is presented.The outside diameter of opening 11 （Plus external screw thread）d1For 60 mm（It is diametrically identical with interior plug protection）, internal diameterd2 For 58 mm, upper and lower external screw thread 12 with 14 overall widthL7For 20 mm, the upper width of threadL8 For 9 mm, screw thread partition plate 13（Thickness is 2 mm, and protrusion is up and down Screw thread 2mm）.Under tank mouth at 2 mm of screw thread, then tank skin extends vertically up to tank bottom to 15 ° of straight incline at tank center, Form the substantially small inner canister of mouth.Inner canister tank bottom internal diameterd3 For 52 mm, outside diameter is D2 For 54 mm, tank bottom bottom has one Fixed radian, from inner canister outer bottom to the vertical height of screw thread partition plate lower edgeL2For 80 mm.

Specifically, with further reference to Fig. 5, the solder paste can outer tank 4 shown in it, the outer tank mainly by opening internal thread 16, Tank body 17, and the grade of tank bottom 18 part are formed.The outside diameter of tank body 17D1For 62 mm, internal diameterD1 (d1 ＞ d2)For 60 mm, tank bottom 18 are ring-type tank bottom（A diameter of 52 mm of ring-type, ring are highly 1.5 mm, and ring width is 1 mm,）, outer tank Vertical height inside tank mouth to tank bottomL1（L1 ＞ L2）For 90 mm.

When encapsulating tin cream, first tin cream can be added in inner canister 3, then pinching the pulling buckle 7 of interior plug 2 makes plug in it Bottom 10 is aligned at the tank mouth 11 of inner canister 3 and plug 2 in pressing, then by the internal thread 6 of outer cover 1 and inner canister 3 Upper screw thread 12 screws up, and then 1 after screwing up, 2,3 entirety is put into outer tank 4, finally by the internal thread of outer tank 4 16 screw up with the lower screw thread 14 of inner canister 3.

When encapsulating tin cream, after also first the tank mouth internal thread 16 of the lower screw thread 14 of inner canister 3 and outer tank 4 can be screwed up Tin cream is added, then pinching the pulling buckle 7 of interior plug 2 makes plug bottom 10 in it be aligned at the tank mouth 11 of inner canister 3 simultaneously Plug 2 in pressing, finally screws up the upper screw thread 12 of the internal thread 6 of outer cover 1 and inner canister 3.

During dismounting, outer cover 1 only need to be twisted off, then pinches pulling buckle 7 and pulls out interior plug and 2 can take out tin cream.Empirical tests, should Solder paste can has good leakproofness, shock resistance and heat resistance, and fills, takes tin cream easy to operate.

In conclusion the solder paste can of the present embodiment uses dual canning sealing tin cream, the leakproofness of tin cream, shock resistance and Heat resistance all substantially increases, and the quality and welding performance to tin cream all play a very good protection.

It is pointed out that above-mentioned preferred embodiment is only to illustrate the technical concepts and features of the utility model, its purpose The content that is to allow person skilled in the art to understand the utility model is simultaneously implemented according to this, can not limit this reality with this With new protection domain.Those skilled in the art can also be according to other changes be done in the utility model spirit, these are according to this The change that utility model spirit is done should be all included in the claimed scope of the utility model.

Claims (6)

1. a kind of solder paste can, it is characterised in that there is dual cylinder tank body, include the outer cover of sealed shell of tank, contain the interior of tin cream Tank, seals the interior plug of inner canister, and can screw up the outer tank enclosed in the outer edge of the inner tank.

2. the solder paste can according to claim 1, it is characterised in that internal thread is rolled with the inside of the outer cover of the sealed shell of tank, There is anti-skidding equally spaced striped in outside.

3. the solder paste can according to claim 1, it is characterised in that the inner canister tank mouth for containing tin cream has two kinds up and down The external screw thread in direction, two kinds of screw thread medium lines are rolled threaded partition plate, and upper screw thread is screwed up with outer cover, and lower screw thread is screwed up with outer tank.

4. solder paste can according to claim 1, it is characterised in that screw thread is sentenced down under the inner canister tank mouth for containing tin cream The substantially small tank body of mouth is formed vertically downward after starting inward slant certain angle.

5. the solder paste can according to claim 1, it is characterised in that plug is round pie hollow sealing knot in the inner canister Structure, there is upper and lower surfaces, there is skid resistance strip pulling buckle above.

6. the solder paste can according to claim 1, it is characterised in that be rolled with internal thread, outer tank on the inside of the tank mouth of the outer tank The internal diameter of body is bigger than the outside diameter of inner canister, and outer tank depth is more than inner canister screw thread partition plate to tank bottom height.