CN213808838U

CN213808838U - Polytetrafluoroethylene sealing element with good sealing effect

Info

Publication number: CN213808838U
Application number: CN202022837410.5U
Authority: CN
Inventors: 殷立波
Original assignee: Jiangsu Xinfulong Plastic Co ltd
Current assignee: Jiangsu Xinfulong Plastic Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-27
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a sealed effectual polytetrafluoroethylene sealing member relates to sealing member technical field, the utility model discloses a fixing device, sealing base, chucking device, connecting device and stop device, fixing device are including sealed pad and connecting bolt, and sealed pad is circular platelike structure, and sealing base includes bottom plate and a support section of thick bamboo, and the bottom plate lower surface is connected with the upper surface of sealing pad, and sealed pad lower surface is equipped with a plurality of trompils. The utility model relates to a sealed effectual polytetrafluoroethylene sealing member, the fixed port can block with sealing member complex device, the leakproofness is strengthened greatly, the position of the equipment that spacing truss restriction and sealing member are connected, the reinforcing leakproofness, the rubber circle is inside and strengthen the compactness of being connected with other equipment at the in-process protection sealing member of connecting, the outside seal effect of sealing member is strengthened to two sealing washers of first and second, polytetrafluoroethylene makes the sealing member environmental protection and high temperature resistant as sealed main part material.

Description

Polytetrafluoroethylene sealing element with good sealing effect

Technical Field

The utility model relates to a sealing member technical field, in particular to sealed effectual polytetrafluoroethylene sealing member.

Background

The seal is a material or a part that prevents fluid or solid particles from leaking from between adjacent bonding surfaces and prevents foreign substances such as dust and moisture from intruding into parts inside the machine equipment.

The device that needs certain sealed effect among the existing structure often realizes dustproof sealing's effect through simple increase conventional sealing washer to realized that sealed effect is general, the sealing washer is when the live time is too long, for this reason, we propose a sealed effectual polytetrafluoroethylene sealing member.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a sealed effectual polytetrafluoroethylene sealing member, can effectively solve only use the sealed poor problem of effect of sealing washer among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a polytetrafluoroethylene sealing element with good sealing effect comprises a fixing device, a sealing base, a clamping device, a connecting device and a limiting device, wherein the fixing device comprises a sealing gasket and a connecting bolt, the sealing gasket is of a circular plate-shaped structure, the sealing base comprises a bottom plate and a supporting cylinder, the lower surface of the bottom plate is connected with the upper surface of the sealing gasket, the lower surface of the sealing gasket is provided with a plurality of holes, the upper surface of the bottom plate is provided with a plurality of through holes, the positions of the holes and the through holes are respectively matched with the connecting bolts, the lower surface of the supporting cylinder is welded with the upper surface of the bottom plate, the clamping device further comprises a first sealing ring and an installation cylinder, the inner surface of the first sealing ring is connected with the outer surface of the supporting cylinder, the lower surface of the installation cylinder is welded with the upper surface of the supporting cylinder, the connecting device comprises a sealing cylinder, the lower surface of the sealing cylinder is welded with the upper surface of the installation cylinder, the limiting device comprises a limiting plate, the lower surface of the limiting plate is welded with the upper surface of the mounting cylinder, the lower surface of the limiting plate is provided with a mounting hole, and the outer surface of the sealing cylinder is welded with the inner surface of the mounting hole.

Preferably, the fixing device further comprises a plurality of connecting nuts, the connecting nuts are respectively matched with the connecting bolts in a rotating mode, the number of the connecting bolts and the number of the connecting nuts are two, and the connecting bolts are matched with the connecting nuts, so that the device can be fixed on other devices.

Preferably, sealing base still includes fixed mouthful, fixed mouthful lower surface and bottom plate upper surface welding, fixed mouthful can block with sealing member complex device, and the leakproofness strengthens greatly.

Preferably, chucking device still includes spacing truss and second sealing washer, spacing truss is inside hollow cylinder structure, spacing truss upper surface and installation section of thick bamboo lower surface welding, spacing truss internal surface and support section of thick bamboo outer surface welding, second sealing washer internal surface and installation section of thick bamboo surface connection, the position of the equipment that spacing truss restriction and sealing member are connected, reinforcing leakproofness.

Preferably, the connecting device further comprises a bayonet block and a rubber ring, the lower surface of the bayonet block is welded with the upper surface of the sealing barrel, the outer surface of the rubber ring is connected with the inner surface of the sealing barrel, and the rubber ring protects the inside of the sealing piece and strengthens the tightness of connection with other equipment in the connection process.

Preferably, stop device still includes spacing tooth, and is a plurality of spacing tooth lower surface all with limiting plate upper surface welding, wherein the number of spacing tooth is four, and its effect makes other devices and sealing member be connected conveniently and compactly, can also restrict the position of other devices simultaneously.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up the fixed mouthful, can block with sealing member complex device, the leakproofness is strengthened greatly.

2. The utility model discloses in, through setting up spacing truss, the position of the equipment that restriction and sealing member are connected strengthens the leakproofness.

3. The utility model discloses in, through setting up the compactness that rubber circle is connected with other equipment inside and the enhancement of the in-process protection sealing member of connecting.

4. The utility model discloses in, through setting up first and two sealing washers of second, strengthen the outside seal effect of sealing member.

5. The utility model discloses in, through setting up the main part of polytetrafluoroethylene as the material, make sealing member environmental protection and high temperature resistant.

Drawings

FIG. 1 is a schematic view of the overall external structure of a PTFE seal of the present invention with good sealing effect;

FIG. 2 is a schematic view of an external top view of a PTFE sealing member with a good sealing effect according to the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

fig. 4 is a schematic diagram of an isometric structure of the polytetrafluoroethylene sealing member with a good sealing effect according to the present invention.

In the figure: 100. a fixing device; 110. a gasket; 120. a connecting bolt; 130. a connecting nut; 200. sealing the base; 210. a base plate; 220. a fixed port; 230. a support cylinder; 300. a clamping device; 310. a first seal ring; 320. a limiting groove frame; 330. a second seal ring; 340. mounting the cylinder; 400. a connecting device; 410. a sealing cylinder; 420. a bayonet block; 430. a rubber ring; 500. a limiting device; 510. a limiting plate; 520. and a limiting tooth.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention relates to a ptfe sealing member with good sealing effect, including a fixing device 100, a sealing base 200, a clamping device 300, a connecting device 400 and a limiting device 500, wherein the fixing device 100 includes a sealing gasket 110 and a connecting bolt 120, the sealing gasket 110 is a circular plate-shaped structure, the sealing base 200 includes a bottom plate 210 and a supporting cylinder 230, a lower surface of the bottom plate 210 is connected to an upper surface of the sealing gasket 110, a lower surface of the sealing gasket 110 is provided with a plurality of openings, an upper surface of the bottom plate 210 is provided with a plurality of through holes, positions of the plurality of openings and the plurality of through holes are respectively adapted to the plurality of connecting bolts 120, a lower surface of the supporting cylinder 230 is welded to an upper surface of the bottom plate 210, the clamping device 300 further includes a first sealing ring 310 and a mounting cylinder 340, an inner surface of the first sealing ring 310 is connected to an outer surface of the supporting cylinder 230, a lower surface of the mounting cylinder 340 is welded to an upper surface of the supporting cylinder 230, the connecting device 400 comprises a sealing barrel 410, the lower surface of the sealing barrel 410 is welded with the upper surface of the mounting barrel 340, the limiting device 500 comprises a limiting plate 510, the lower surface of the limiting plate 510 is welded with the upper surface of the mounting barrel 340, the lower surface of the limiting plate 510 is provided with a mounting hole, and the outer surface of the sealing barrel 410 is welded with the inner surface of the mounting hole.

Referring to fig. 1, the fixing device 100 further includes a plurality of connection nuts 130, the plurality of connection nuts 130 are respectively rotatably engaged with the plurality of connection bolts 120, the number of the connection bolts 120 and the number of the connection nuts 130 are two, and the connection bolts 120 are engaged with the connection nuts 130, so that the device can be fixed on other devices.

Referring to fig. 1-3, the sealing base 200 further includes a fixing opening 220, a lower surface of the fixing opening 220 is welded to an upper surface of the bottom plate 210, the fixing opening 220 can clamp a device matched with the sealing member, and the sealing performance is greatly enhanced.

Referring to fig. 1 to 3, the clamping device 300 further includes a limiting groove frame 320 and a second sealing ring 330, the limiting groove frame 320 is a hollow cylinder structure, the upper surface of the limiting groove frame 320 is welded to the lower surface of the mounting cylinder 340, the inner surface of the limiting groove frame 320 is welded to the outer surface of the supporting cylinder 230, the inner surface of the second sealing ring 330 is connected to the outer surface of the mounting cylinder 340, and the limiting groove frame limits the position of the device connected to the sealing element, thereby enhancing the sealing performance.

Referring to fig. 1-3, the connection device 400 further includes a bayonet block 420 and a rubber ring 430, wherein the lower surface of the bayonet block 420 is welded to the upper surface of the sealing cylinder 410, the outer surface of the rubber ring 430 is connected to the inner surface of the sealing cylinder 410, and the rubber ring 430 protects the inside of the sealing element and enhances the tightness of connection with other devices during connection.

Referring to fig. 1, the limiting device 500 further includes limiting teeth 520, and the lower surfaces of the limiting teeth 520 are welded to the upper surface of the limiting plate 510, wherein the number of the limiting teeth 520 is four, which is used to connect other devices to the sealing member conveniently and compactly, and limit the positions of the other devices.

The following is the working principle of the utility model:

please refer to fig. 1-4, the utility model relates to a sealed effectual polytetrafluoroethylene sealing member, be equipped with connecting bolt 120 on the bottom plate 210, the lower surface is connected with sealed 110, make the sealing member can install on other devices, and play certain sealed effect, fixed port 220 can block other equipment, first and two sealing washers of second, strengthen the outside seal effect of sealing member, the position of the equipment of spacing groove block 320 restriction and sealing member connection, the reinforcing means leakproofness, when the sealing member is connected with other devices, rubber circle 430 is inside and the tightness of strengthening being connected with other equipment at the in-process protection sealing member of connecting, spacing tooth 520 makes other devices and sealing member be connected conveniently and compactly, can also restrict the position of other devices simultaneously.

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 sealed effectual polytetrafluoroethylene sealing member, includes fixing device (100), sealing base (200), chucking device (300), connecting device (400) and stop device (500), its characterized in that: fixing device (100) is including sealed pad (110) and connecting bolt (120), sealed pad (110) is circular platelike structure, sealing base (200) is including bottom plate (210) and a support section of thick bamboo (230), bottom plate (210) lower surface and sealed pad (110) upper surface connection, sealed pad (110) lower surface is equipped with a plurality of trompils, bottom plate (210) upper surface is equipped with a plurality of through-holes, and is a plurality of the position of trompil and a plurality of through-hole suits with a plurality of connecting bolt (120) respectively, support section of thick bamboo (230) lower surface and bottom plate (210) upper surface welding, chucking device (300) still includes first sealing washer (310) and installation section of thick bamboo (340), first sealing washer (310) internal surface and a support section of thick bamboo (230) surface connection, installation section of thick bamboo (340) lower surface and a support section of thick bamboo (230) upper surface welding, connecting device (400) is including a sealed section of thick bamboo (410), a sealed section of thick bamboo (410) lower surface and an installation section of thick bamboo (340) upper surface welding, stop device (500) are including limiting plate (510), limiting plate (510) lower surface and an installation section of thick bamboo (340) upper surface welding, limiting plate (510) lower surface is equipped with a mounting hole, a sealed section of thick bamboo (410) surface and the interior surface welding of mounting hole.

2. A polytetrafluoroethylene seal with improved sealing as set forth in claim 1 wherein: the fixing device (100) further comprises a plurality of connecting nuts (130), and the connecting nuts (130) are respectively in rotating fit with the connecting bolts (120).

3. A polytetrafluoroethylene seal with improved sealing as set forth in claim 1 wherein: the sealing base (200) further comprises a fixing port (220), and the lower surface of the fixing port (220) is welded with the upper surface of the bottom plate (210).

4. A polytetrafluoroethylene seal with improved sealing as set forth in claim 1 wherein: chucking device (300) still include spacing truss (320) and second sealing washer (330), spacing truss (320) are inside hollow cylinder structure, spacing truss (320) upper surface and installation section of thick bamboo (340) lower surface welding, spacing truss (320) internal surface and a support section of thick bamboo (230) outer surface welding, second sealing washer (330) internal surface and installation section of thick bamboo (340) outer surface connection.

5. A polytetrafluoroethylene seal with improved sealing as set forth in claim 1 wherein: the connecting device (400) further comprises a bayonet block (420) and a rubber ring (430), the lower surface of the bayonet block (420) is welded with the upper surface of the sealing cylinder (410), and the outer surface of the rubber ring (430) is connected with the inner surface of the sealing cylinder (410).

6. A polytetrafluoroethylene seal with improved sealing as set forth in claim 1 wherein: the limiting device (500) further comprises limiting teeth (520), and the lower surfaces of the limiting teeth (520) are welded with the upper surface of the limiting plate (510).