CN218719525U - Quick locking sealing device - Google Patents

Abstract

The utility model discloses a quick locking sealing device, which comprises a sealing upper cover and a sealing lower cover, wherein the end surfaces of the sealing upper cover are attached, the outer wall of the lower section of the sealing upper cover is provided with a lower flange with an outer oblique conical surface, and the outer wall of the upper section of the sealing lower cover is provided with an upper flange with a corresponding inner oblique conical surface; the half ring is characterized by further comprising a half ring sleeved outside the upper flange and the lower flange, the inner wall of the half ring is provided with a concave surface matched with the outer oblique conical surface and the inner oblique conical surface, and the half ring is composed of an upper half ring and a lower half ring which are connected through a bolt. The utility model discloses the structure is very simple, can quick assembly disassembly, sealing performance is reliable, nimble adaptability is good.

Description

Quick locking sealing device

Technical Field

The utility model relates to a locking device, specific quick locking sealing device that says so.

Background

To the sealing device who detects needs often to open, connecting fastening position, the bolt assembly who is used for locking connection in a large number is often used for, must loosen the bolt in proper order when tearing open, adorning at every turn, and locking bolt, efficiency is lower, and needs great personnel operating space. For a small sealing device, due to the structural factors and the stress condition of the small sealing device, the following problems often exist when the small sealing device is connected by a conventional bolt:

1. a large flange structure is required for designing the bolt connection hole, and the bolt cannot be installed at a position where the upper and lower spaces are limited.

2. Considering the bolt and nut disassembling tool, each group of bolts needs larger operation space for disassembling, and the structural design size is increased.

3. The multiple groups of bolts are disassembled and assembled, so that more tools are needed, and the efficiency is lower.

4. And due to the connection of a plurality of groups of bolts, the stress of the sealing element is uneven, and the leakage phenomenon is easy to generate after the sealing element is installed.

Therefore, a sealing device with compact structure and high assembly and disassembly efficiency needs to be designed.

Disclosure of Invention

The invention aims to solve the technical problems and provides a quick locking sealing device which is extremely simple in structure, can be quickly assembled and disassembled, is reliable in sealing performance, and is flexible and good in adaptability.

The technical scheme includes that the sealing device comprises an upper sealing cover and a lower sealing cover, wherein the end faces of the upper sealing cover are attached to each other, a lower flange with an outer inclined conical surface is arranged on the outer wall of the lower section of the upper sealing cover, and an upper flange with a corresponding inner inclined conical surface is arranged on the outer wall of the upper section of the lower sealing cover;

the half-ring is characterized by further comprising a half ring sleeved outside the upper flange and the lower flange, the inner wall of the half ring is provided with a concave surface matched with the outer oblique conical surface and the inner oblique conical surface, and the half ring is composed of an upper half ring and a lower half ring which are connected through a bolt.

The front ends of the upper flange and the lower flange which correspond to each other are provided with linear guide sections.

The laminating terminal surface of sealed upper cover and sealed lower cover is equipped with the seal groove, be equipped with the sealing washer in the seal groove.

The upper sealing cover and the lower sealing cover are positioned through the positioning seam allowance.

And the upper half ring and the lower half ring of the half block are positioned through the positioning spigot.

The upper half ring and the lower half ring are positioned through concave positioning rabbets and convex positioning rabbets which are matched with each other.

Has the advantages that:

1) The lower flange and the upper flange which correspond to the outer wall of the upper sealing cover and the outer wall of the lower sealing cover are arranged, a disc-shaped structure is formed after the corresponding outer oblique conical surface and the corresponding inner oblique conical surface are spliced, the outer oblique conical surface and the inner oblique conical surface are matched with the half blocks with corresponding concave surfaces, the locking force is guided, the requirement of quick locking is met, the stress is uniform, the sealing effect is good, and the leakage is not prone to occurring. Furthermore, the linear guide section is arranged at the front end, so that the guide efficiency can be further improved, and the operation efficiency is improved.

2) The half ring is composed of an upper half ring and a lower half ring which are connected through bolts, the locking states of the upper half ring and the lower half ring can be quickly released only by disassembling and assembling the bolts at the two ends of the half rings, the pressing states of the lower sealing cover and the upper sealing cover are simultaneously released, and the requirement of quick disassembly is met.

3) Adopt the utility model discloses the structure can reduce the volume of upper and lower flange by a wide margin, does not need great installation space, and nimble adaptability is good.

4) This novel simple structure, convenient operation, sealed reliable, can the efficient accomplish the sealed work of locking.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is an external schematic view of the present invention.

Fig. 3 is a partially enlarged schematic view of the present invention.

Fig. 4 is an unlocking state diagram of the present invention.

Fig. 5 is a schematic structural diagram of the huff block of the present invention.

The sealing structure comprises a sealing upper cover 1, a sealing ring 2, a half-half ring 2-1, an upper half ring 2-2, a lower half ring 2-3, a concave surface 3, a sealing ring 4, a sealing lower cover 5, a bolt 6, a lower flange 6, an outer oblique conical surface 6-1, a linear guide section 6-2, an upper flange 7, an inner oblique conical surface 7-1, a linear guide section 7-2, a sealing groove 8, a bolt hole 9, a positioning spigot 10 and a positioning spigot 11.

Detailed Description

The invention will be further explained with reference to the drawings:

referring to fig. 1-3, the end faces of the upper sealing cover 1 and the lower sealing cover 4 are attached, a sealing groove 8 (which can be arbitrarily disposed on any end face of the upper sealing cover 1 or the lower sealing cover 4) is disposed on the attached end face, and a sealing ring 3 is disposed in the sealing groove 8.

The lower flange 6 is arranged on the outer wall of the lower section of the upper sealing cover 1, the rear section of the lower flange 6 is an outer oblique conical surface 6-1, and the front end of the lower flange is a linear guide section 6-2; an upper flange 7 is arranged on the outer wall of the upper section of the lower sealing cover 4, the rear section of the upper flange 7 is an inner oblique conical surface 7-1, and the front end of the upper flange is a linear guide section 7-2.

The half ring 2 is composed of an upper half ring 2 and a lower half ring 2, bolt holes and threaded holes are respectively and correspondingly formed in the end portions of the two half rings, and bolts 5 are inserted to realize bolt connection.

The upper sealing cover and the lower sealing cover are positioned through the positioning seam allowance 10, the upper half ring 2-1 and the lower half ring 2-2 of the half ring 2 are positioned through the positioning seam allowance 11, and preferably, the upper half ring and the lower half ring are positioned through concave and convex positioning seam allowances which are matched with each other.

During installation: the sealing ring 3 is placed in the sealing groove 8, and in order to prevent the sealing ring from falling off, grease with high viscosity can be used for adhesion. The end face of a lower sealing cover 4 is attached to the end face of an upper sealing cover 1, positioning is carried out through a positioning spigot 10, an upper half ring 2-1 and a lower half ring 2-2 of a half ring 2 are sleeved outside a lower flange 6 and an upper flange 7 at one time, a concave surface 2.3 of the half ring 2 is correspondingly sleeved outside an outer oblique conical surface 6-1 and an inner oblique conical surface 7-1, the inclined surface of a flange is confirmed to be clamped into the corresponding concave surface 2-3 of the half ring 2, and after the positioning spigot 11 of the upper half ring 2-1 and the lower half ring 2-2 is positioned, the two ends of the upper half ring 2-1 and the lower half ring 2-2 are correspondingly locked through a connecting bolt 5, and quick locking and sealing are realized through the acting force of the conical surfaces.

When the disassembly is carried out: the upper half ring 2-1 and the lower half ring 2-2 of the half ring 2 are separated firstly by loosening two groups of bolts 5 on the half ring 2, and the lower sealing cover 4 and the upper sealing cover 1 are released from the compression state and are changed into a free state, so that the disassembly is realized quickly.

The utility model discloses only adopt 2 group's bolts can realize quick assembly disassembly, efficiency obtains obviously promoting, and fixes a position accuracy, sealing performance is reliable, and nimble adaptability is good.

Claims (6)

1. A quick locking sealing device comprises a sealing upper cover and a sealing lower cover which are jointed at end faces, and is characterized in that a lower flange with an outer oblique conical surface is arranged on the outer wall of the lower section of the sealing upper cover, and an upper flange with a corresponding inner oblique conical surface is arranged on the outer wall of the upper section of the sealing lower cover;

the half ring is characterized by further comprising a half ring sleeved outside the upper flange and the lower flange, the inner wall of the half ring is provided with a concave surface matched with the outer oblique conical surface and the inner oblique conical surface, and the half ring is composed of an upper half ring and a lower half ring which are connected through a bolt.

2. The quick lock seal assembly of claim 1 wherein the upper and lower flanges are provided with linear guide sections at their respective forward ends.

3. The quick locking sealing device according to claim 1 or 2, wherein the joint end faces of the upper sealing cover and the lower sealing cover are provided with sealing grooves, and sealing rings are arranged in the sealing grooves.

4. The quick lock seal assembly of claim 1 or 2 wherein said upper and lower seal covers are positioned via a locating seam allowance.

5. The quick lock seal assembly of claim 1 or 2 wherein the upper and lower halves of the half ring are positioned via the positioning spigot.

6. The quick lock seal of claim 5 wherein said upper and lower halves are retained by cooperating male and female retention tabs.

Images