CN213408724U

CN213408724U - Impale corrosion-resistant head gasket that just leakproofness is good

Info

Publication number: CN213408724U
Application number: CN202022162876.XU
Authority: CN
Inventors: 金渊源; 金来源; 王玮
Original assignee: Zhejiang Hamai Technology Co ltd
Current assignee: Zhejiang Hamai Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-11
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to an experimental apparatus technical field just discloses a can pierce through and corrosion-resistant cover pad that the leakproofness is good, including the silica gel piece, the backup pad is installed to the bottom of silica gel piece, the fixed plate is installed on the top of silica gel piece, the dashpot has all been seted up to the inside both sides of silica gel piece, the internally mounted of dashpot has buffer gear, the vertical interlude hole of having seted up in middle part of silica gel piece. The utility model discloses a first spring supports the silica gel piece to can promote the ejector pin through the inside second spring of buffer gear and remove in the inside of cushion collar, thereby can promote the fixed plate and remove, the fixed plate drives the rubber pad and removes, make the top and the bottle lid inner wall in close contact with of rubber pad, thereby can solve the not tight problem of current head space bottle internal seal, and set up the interlude hole in the inside of silica gel piece, can alternate the pipe wherein, thereby be convenient for collect and detect the gas of its temple.

Description

Impale corrosion-resistant head gasket that just leakproofness is good

Technical Field

The utility model relates to an experimental apparatus technical field especially relates to a can pierce through and corrosion-resistant cap gasket that the leakproofness is good.

Background

Headspace vials are containers used to analyze the boil-off gas inside the vial, which requires heating to vaporize the material at the top when detecting a relatively high boiling point of a volatile or semi-volatile mixture. In the process, as a liquid (solid or solid-liquid coexisting) sample is positioned at the bottom position, substances in top gas can be measured under the condition that the liquid in the sample bottle is not touched, a cap is usually installed at the bottle mouth of the headspace bottle, a cap gasket is arranged inside the cap, the cap gasket can seal the bottle body, the sealing performance of the existing cap gasket is mostly poor when the existing cap gasket is used, so that the collection and detection of gas are influenced, and the corrosion-resistant cap gasket which can be punctured and has good sealing performance is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: when the existing cover gasket is used, the sealing performance of the existing cover gasket is mostly poor, so that the collection and detection of gas are influenced, and the corrosion-resistant cover gasket which can be punctured and has good sealing performance is provided.

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

the utility model provides a can pierce through and corrosion-resistant head gasket that leakproofness is good, includes the silica gel piece, the backup pad is installed to the bottom of silica gel piece, the fixed plate is installed on the top of silica gel piece, the dashpot has all been seted up to the inside both sides of silica gel piece, the internally mounted of dashpot has buffer gear, the vertical interlude hole of having seted up in middle part of silica gel piece, the movable hole has all been seted up at the middle part of backup pad and fixed plate, the movable hole all is linked together with the interlude hole, first ring channel has been seted up to the bottom of backup pad, the inside movable mounting of first ring channel has the annular slab, the fly leaf is installed to the bottom of annular slab, the rubber pad is installed on.

Preferably, buffer gear is including installing the cushion collar in the cushion pan bottom, the mid-mounting of diapire in the cushion collar has the second spring, the baffle is installed on the top of second spring, the ejector pin is installed on the top of baffle, the cushion collar is upwards passed on the top of ejector pin.

Preferably, the two side walls of the inner cavity of the buffer sleeve are vertically provided with sliding grooves, the two ends of the baffle are provided with sliding blocks, and the sliding blocks are movably inserted into the sliding grooves.

Preferably, a second annular groove is formed in the silica gel block, the second annular groove is located on the outer side of the buffer groove, and a first spring is movably sleeved in the second annular groove.

Preferably, the inside of backup pad is seted up the spacing groove that is linked together with first ring channel, the spacing groove is located the both sides of first ring channel, the stopper is all installed to the both sides of annular slab, the stopper activity is alternates in the inside of spacing groove.

Preferably, the bottom end of the supporting plate is provided with a sealing ring, and the sealing ring is positioned on the outer side of the movable plate.

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

(1) the utility model discloses a first spring supports the silica gel piece to can promote the ejector pin through the inside second spring of buffer gear and remove in the inside of cushion collar, thereby can promote the fixed plate and remove, the fixed plate drives the rubber pad and removes, make the top and the bottle lid inner wall in close contact with of rubber pad, thereby can solve the not tight problem of current head space bottle internal seal, and set up the interlude hole in the inside of silica gel piece, can alternate the pipe wherein, thereby be convenient for collect and detect the gas of its temple.

(2) The utility model discloses a fly leaf and bottleneck contact can seal the bottleneck to when installing the bottle lid on the head space bottle, rotate in the inside of first ring channel through the annular plate, can conveniently be to the installation of bottle lid, and slide in the inside of spacing groove through the stopper, can carry on spacingly to the annular plate, prevent that the annular plate from following the inside roll-off of first ring channel, through the in close contact with of sealing ring and bottleneck, can play sealed effect to the bottleneck.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of a portion A of the present invention;

fig. 3 is a schematic view of the internal structure of the buffering mechanism of the present invention.

In the figure: 1. a silica gel block; 2. a buffer mechanism; 21. a buffer sleeve; 22. a second spring; 23. a chute; 24. a slider; 25. a top rod; 26. a baffle plate; 3. a support plate; 4. a seal ring; 5. a second annular groove; 6. a buffer tank; 7. a first spring; 8. a fixing plate; 9. a rubber pad; 10. a movable hole; 11. a movable plate; 12. inserting holes; 13. a first annular groove; 14. a limiting groove; 15. an annular plate; 16. and a limiting block.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a pierceable corrosion-resistant cap gasket with good sealing performance comprises a silica gel block 1, a second annular groove 5 is formed in the silica gel block 1, the second annular groove 5 is located on the outer side of a buffer groove 6, a first spring 7 is movably sleeved in the second annular groove 5, the first spring 7 is arranged in the second annular groove 5 and can support the silica gel block 1 to prevent the silica gel block 1 from being deformed due to extrusion and failing to recover to the original shape, a support plate 3 is arranged at the bottom end of the silica gel block 1, a fixing plate 8 is arranged at the top end of the silica gel block 1, buffer grooves 6 are formed in both sides of the inner portion of the silica gel block 1, a buffer mechanism 2 is arranged in the buffer grooves 6, the buffer mechanism 2 comprises a buffer sleeve 21 arranged at the bottom of the buffer grooves 6, a second spring 22 is arranged in the middle of the inner bottom wall of the buffer sleeve 21, and a baffle 26 is arranged at the top end of, a top rod 25 is arranged at the top end of a baffle 26, the top end of the top rod 25 upwards penetrates through a buffer sleeve 21, two side walls of an inner cavity of the buffer sleeve 21 are vertically provided with sliding grooves 23, two ends of the baffle 26 are respectively provided with a sliding block 24, the sliding blocks 24 are movably inserted into the sliding grooves 23, the baffle 26 can drive the top rod 25 to upwards move in the buffer sleeve 21 under the pushing action of a second spring 22 on the baffle 26, so that the top rod 25 can push a support plate 3 and a fixing plate 8 to be away from each other, a rubber pad 9 is tightly contacted with the inner wall of a bottle cap, the sealing effect of the bottle cap can be improved, gas or liquid is prevented from leaking from a gap, the middle part of a silica gel block 1 is vertically provided with a through hole 12, the middle parts of the support plate 3 and the fixing plate 8 are both provided with movable holes 10, the movable holes 10 are both communicated with the through hole 12, the bottom end of the annular plate 15 is provided with the movable plate 11, the supporting plate 3 is internally provided with a limiting groove 14 communicated with the first annular groove 13, the limiting groove 14 is positioned at two sides of the first annular groove 13, two sides of the annular plate 15 are both provided with limiting blocks 16, the limiting blocks 16 are movably inserted in the limiting groove 14 and are contacted with the bottle mouth through the movable plate 11, when the bottle cap is installed on the headspace bottle, the bottle cap is rotated, the movable plate 11 and the bottle mouth keep relatively static, thereby avoiding the silica gel block 1 in the bottle cap from rotating when being installed, thereby causing influence on the internal structure, the top end of the fixed plate 8 is provided with the rubber pad 9, the bottom end of the supporting plate 3 is provided with the sealing ring 4, the sealing ring 4 is positioned at the outer side of the movable plate 11, through the outside of sealing ring 4 parcel at the bottleneck, can play the sealed effect to the bottleneck to can improve the sealed effect of whole headspace bottle.

In the utility model, when the user uses the device, firstly, the whole device is placed in the bottle cap to make the rubber pad 9 contact with the inner wall of the bottle cap, then the bottle cap is placed on the hollow bottle, the bottle cap is connected with the bottle mouth by screwing the bottle cap, in the process of screwing the bottle cap, the movable plate 11 is positioned on the bottle mouth, the friction is generated between the movable plate 11 and the bottle mouth, the movable plate can rotate along with the bottle body, after the bottle cap is completely installed on the bottle mouth, the baffle 26 is pushed by the second spring 22 to move upwards, the ejector rod 25 can be driven to slide in the buffer sleeve 21, the inner part of the silica gel block 1 can be supported by the ejector rod 25, the silica gel block 1 is prevented from being deformed by the extrusion between the support plate 3 and the fixed plate 8, the slider 24 can be driven to slide in the chute 23 along with the movement of the baffle 26, and the movable position of the baffle 26 can be, when using, pierce through the middle part of rubber pad 9 and alternate in the inside of activity hole 10 through the pipe, can make the pipe alternate inside interlude hole 12 to can make the pipe alternate in the inside of headspace bottle, through the parcel of sealing ring 4 to the bottleneck, thereby can prevent that the inside gas of headspace bottle from leaking from the bottleneck and hit to the sealed purpose of headspace bottle.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

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.

Claims

1. The corrosion-resistant cap mat capable of being pierced and having good sealing performance comprises a silica gel block (1) and is characterized in that a supporting plate (3) is installed at the bottom end of the silica gel block (1), a fixing plate (8) is installed at the top end of the silica gel block (1), buffer grooves (6) are formed in two sides of the interior of the silica gel block (1), a buffer mechanism (2) is installed in each buffer groove (6), a through hole (12) is vertically formed in the middle of the silica gel block (1), movable holes (10) are formed in the middle of the supporting plate (3) and the fixing plate (8), the movable holes (10) are communicated with the through hole (12), a first annular groove (13) is formed in the bottom end of the supporting plate (3), an annular plate (15) is movably installed in the first annular groove (13), a movable plate (11) is installed at the bottom end of the annular plate (15), and a rubber pad (9) is arranged at the top end of the fixing plate (8).

2. A pierceable and high-sealing corrosion-resistant head gasket according to claim 1, wherein the buffer mechanism (2) comprises a buffer sleeve (21) installed at the bottom of the buffer groove (6), a second spring (22) is installed in the middle of the inner bottom wall of the buffer sleeve (21), a baffle (26) is installed at the top end of the second spring (22), a push rod (25) is installed at the top end of the baffle (26), and the top end of the push rod (25) penetrates upwards through the buffer sleeve (21).

3. The corrosion-resistant covering gasket capable of being pierced and having good sealing performance as claimed in claim 2, wherein sliding grooves (23) are vertically formed in both side walls of the inner cavity of the buffer sleeve (21), sliding blocks (24) are respectively installed at both ends of the baffle plate (26), and the sliding blocks (24) are movably inserted into the sliding grooves (23).

4. The corrosion-resistant cover gasket capable of being pierced and having good sealing performance as claimed in claim 1, wherein a second annular groove (5) is formed in the silica gel block (1), the second annular groove (5) is located on the outer side of the buffer groove (6), and a first spring (7) is movably sleeved in the second annular groove (5).

5. The corrosion-resistant cover gasket capable of being pierced and having good sealing performance according to claim 1, wherein a limiting groove (14) communicated with the first annular groove (13) is formed in the supporting plate (3), the limiting groove (14) is located on two sides of the first annular groove (13), limiting blocks (16) are mounted on two sides of the annular plate (15), and the limiting blocks (16) are movably inserted into the limiting groove (14).

6. A pierceable, high-sealing corrosion-resistant gasket according to claim 1, characterised in that the bottom end of the supporting plate (3) is fitted with a sealing ring (4), said sealing ring (4) being located outside the mobile plate (11).