CN216280031U

CN216280031U - Anti-vibration mechanical sealing element

Info

Publication number: CN216280031U
Application number: CN202122711480.0U
Authority: CN
Inventors: 章俞龙; 陶利伟; 陶哲
Original assignee: Zhejiang Jiake Zhizao Technology Co ltd
Current assignee: Zhejiang Jiake Zhizao Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-12
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses an anti-vibration mechanical sealing element which comprises a first air pipe, a second air pipe, a first fixing sleeve, a second fixing sleeve, a sealing cylinder, a first fixing disc, a second fixing disc, a screw and a spring. The utility model has the beneficial effects that: the both ends of a sealed section of thick bamboo are fixed with first fixed disk, first fixed cover, the fixed cover one end of second is fixed with the second fixed disk respectively, first fixed disk, it is provided with the through-hole all to run through on the second fixed disk, it has the screw rod to twist the locking in the through-hole soon, make sealed section of thick bamboo and first fixed cover, the fixed cover of second can be connected the locking fast and form a unified whole, sealed section of thick bamboo wholly adopts rubber materials preparation to constitute the screwed pipe column structure, and be provided with the spring about between two adjacent first fixed disks, the spring nestification is on the screw rod, elasticity and the sealed section of thick bamboo of screwed pipe column structure through the spring, make first tuber pipe, the second tuber pipe is when taking place the vibration and produce the displacement, the sealed section of thick bamboo can carry out the tensile and shrink of certain degree, avoid it to break and damage.

Description

Anti-vibration mechanical sealing element

Technical Field

The utility model relates to a mechanical sealing element, in particular to an anti-vibration mechanical sealing element, and belongs to the technical field of sealing elements.

Background

Air pipe is metal or composite pipe for ventilation and air conditioning engineering of industry and civil buildings, be for making the circulation of air, reduce a municipal infrastructure of harmful gas concentration, the tuber pipe is mainly used in industry and building engineering, because the tuber pipe adopts the sectional type design mostly, need form a unified whole with the butt joint of tuber pipe when using, it is sealed in order to make the tuber pipe junction, consequently, then need a mechanical seal.

However, most of the existing mechanical seals have various problems:

1) most of the existing mechanical sealing elements are not provided with anti-vibration structures, so that the sealing elements cannot resist vibration to a certain degree when the air pipes vibrate or generate relative displacement, and the tearing and damage of the sealing elements are further caused;

2) the existing mechanical sealing element is mostly not provided with a belt, so that the rubber sleeve of the sealing element needs to be fixedly connected with the air pipe by using a special clamp, and unnecessary economic burden is caused.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the problems, and an object of the present invention is to provide a vibration-resistant mechanical seal.

The utility model realizes the purpose through the following technical scheme: an anti-vibration type mechanical seal comprising:

the sealing mechanism is composed of a first air pipe, a second air pipe and a sealing cylinder, the second air pipe is telescopically connected in an inner cavity of the first air pipe, and the sealing cylinder is connected at the joint between the first air pipe and the second air pipe in an embedded mode;

the fixing mechanism is composed of a first fixing sleeve and a second fixing sleeve, the fixing mechanism is fixedly connected with the sealing mechanism, the first fixing sleeve is fixedly connected with one end of the sealing cylinder, the second fixing sleeve is fixedly connected with the other end of the sealing cylinder, and the first fixing sleeve and the second fixing sleeve are respectively fixed on the first air pipe and the second air pipe in an embedded mode.

As a still further scheme of the utility model: the two ends of the sealing cylinder are fixed with first fixed disks, one ends of the first fixed sleeves and one ends of the second fixed sleeves are respectively fixed with second fixed disks, through holes are formed in the first fixed disks and the second fixed disks in a penetrating mode, and screws are screwed and locked in the through holes.

As a still further scheme of the utility model: the whole sealing cylinder is made of rubber materials to form a spiral tube-shaped structure, a spring is arranged between the left and right adjacent first fixing discs, and the spring is nested on the screw rod.

As a still further scheme of the utility model: the one end of first fixed cover, the fixed cover of second is fixed with the rubber sleeve respectively, and the constraint has the band on the rubber sleeve, and the one end of band is fixed with the adapter sleeve, and the band passes the notch of adapter sleeve bottom and encircles the constraint on the rubber sleeve.

As a still further scheme of the utility model: the clamp teeth are fixed on the bridle at equal intervals, the worm is rotatably connected inside the connecting sleeve, and the worm is meshed and butted with the clamp teeth.

As a still further scheme of the utility model: one end of the worm is horizontally connected and fixed with a rotating rod, one end of the rotating rod is fixed with a limiting plate, and the limiting plate and the rotating rod form a Y-shaped structure together.

The utility model has the beneficial effects that:

1) the two ends of the sealing cylinder are fixed with first fixed disks, one ends of the first fixed sleeves and one ends of the second fixed sleeves are respectively fixed with second fixed disks, through holes are formed in the first fixed disks and the second fixed disks in a penetrating mode, and screws are screwed and locked in the through holes, so that the sealing cylinder, the first fixed sleeves and the second fixed sleeves can be quickly connected and locked to form a unified whole.

2) The whole sealing barrel is made of rubber materials to form a spiral tube-shaped structure, a spring is arranged between two adjacent left and right first fixing disks and is nested on the screw rod, and the elasticity of the spring and the sealing barrel with the spiral tube-shaped structure enable the first air pipe and the second air pipe to stretch and contract to a certain degree when vibration is generated to generate displacement, so that breakage and damage of the sealing barrel are avoided.

3) The one end of first fixed cover, the fixed cover of second is fixed with the rubber sleeve respectively, and the constraint has the band on the rubber sleeve, and the one end of band is fixed with the adapter sleeve, and the band passes the notch of adapter sleeve bottom and encircles the constraint and sheathe in at the rubber, and the tail end rubber sleeve of first fixed cover, the fixed cover of second can seal the locking fast with first tuber pipe, second tuber pipe.

4) The equidistant latch that is fixed with on the band, the inside of adapter sleeve rotates and is connected with the worm, and the worm meshes the butt joint with the latch, makes the staff can drive the band through rotating the worm and shrink fast.

5) One end of the worm is horizontally connected and fixed with a rotating rod, one end of the rotating rod is fixed with a limiting plate, and the limiting plate and the rotating rod form a Y-shaped structure together, so that a worker can quickly rotate the rotating rod.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of a disassembled structure of the sealing cylinder of the present invention;

FIG. 4 is a schematic view of a strap and its integral attachment structure according to the present invention;

fig. 5 is a schematic view of the worm and its integral connection structure of the present invention.

In the figure: 1. the device comprises a first air pipe, a second air pipe, a first fixing sleeve, a second fixing sleeve, a sealing cylinder, a first fixing disc, a second fixing disc, a spring, a binding belt, a connecting sleeve, 12, clamping teeth, 13, a rotating rod, 14 and a worm, wherein the first air pipe, the second air pipe, the first fixing sleeve, the second fixing sleeve, the sealing cylinder, 6, the first fixing disc, the second fixing disc, the 8, a screw, the 9, the spring, the 10, the binding belt, 11, the connecting sleeve, 12, the clamping teeth, 13, the rotating rod, 14 and the worm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 5, an anti-vibration mechanical seal includes:

the sealing mechanism is composed of a first air pipe 1, a second air pipe 2 and a sealing cylinder 5, wherein the second air pipe 2 is telescopically connected in an inner cavity of the first air pipe 1, and the sealing cylinder 5 is nested and connected at the joint between the first air pipe 1 and the second air pipe 2;

the fixing mechanism is composed of a first fixing sleeve 3 and a second fixing sleeve 4, the fixing mechanism is fixedly connected with the sealing mechanism, the first fixing sleeve 3 is fixedly connected with one end of the sealing cylinder 5, the second fixing sleeve 4 is fixedly connected with the other end of the sealing cylinder 5, and the first fixing sleeve 3 and the second fixing sleeve 4 are respectively fixed on the first air pipe 1 and the second air pipe 2 in a nested manner.

In the embodiment of the utility model, the two ends of the sealing cylinder 5 are fixed with the first fixed disks 6, one ends of the first fixed sleeve 3 and the second fixed sleeve 4 are respectively fixed with the second fixed disks 7, the first fixed disk 6 and the second fixed disk 7 are both provided with through holes in a penetrating manner, and the through holes are internally screwed and locked with the screws 8, so that the sealing cylinder 5, the first fixed sleeve 3 and the second fixed sleeve 4 can be quickly connected and locked to form a unified whole.

In the embodiment of the utility model, the whole sealing cylinder 5 is made of rubber materials to form a spiral tubular structure, the spring 9 is arranged between the two adjacent left and right first fixing discs 6, the spring 9 is embedded on the screw 8, and the elasticity of the spring 9 and the sealing cylinder 5 with the spiral tubular structure enable the sealing cylinder 5 to stretch and contract to a certain degree when the first air duct 1 and the second air duct 2 vibrate to generate displacement, so that the sealing cylinder 5 is prevented from being broken and damaged.

Example two

Referring to fig. 1 to 5, an anti-vibration mechanical seal includes:

In the embodiment of the utility model, rubber sleeves are respectively fixed at one ends of the first fixing sleeve 3 and the second fixing sleeve 4, a binding belt 10 is bound on the rubber sleeves, a connecting sleeve 11 is fixed at one end of the binding belt 10, the binding belt 10 passes through a notch at the bottom of the connecting sleeve 11 and is bound on the rubber sleeves in a surrounding manner, and the rubber sleeves at the tail ends of the first fixing sleeve 3 and the second fixing sleeve 4 can be rapidly sealed and locked with the first air pipe 1 and the second air pipe 2.

In the embodiment of the utility model, the clamp teeth 12 are equidistantly fixed on the binding belt 10, the worm 14 is rotatably connected inside the connecting sleeve 11, and the worm 14 is meshed and butted with the clamp teeth 12, so that a worker can drive the binding belt 10 to rapidly contract by rotating the worm 14.

In the embodiment of the utility model, one end of the worm 14 is horizontally connected and fixed with the rotating rod 13, one end of the rotating rod 13 is fixed with the limiting plate, and the limiting plate and the rotating rod 13 form a Y-shaped structure together, so that a worker can quickly rotate the rotating rod 13.

The working principle is as follows: when using this mechanical seal spare, earlier with first fixed cover 3, the fixed cover 4 of second, sealed section of thick bamboo 5 nestification respectively in the junction of first tuber pipe 1, second tuber pipe 2, then form a unified whole with it through the quick locking of screw rod 8, again with band 10 winding on the rubber sleeve of first fixed cover 3, the fixed cover 4 of second, and drive worm 14 through bull stick 13 and rotate, and then drive the meshing linkage of latch 12, and then tighten up band 10 with rubber sleeve and first tuber pipe 1, the sealed locking of second tuber pipe 2 can.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An anti-vibration mechanical seal, comprising:

the sealing mechanism is composed of a first air pipe (1), a second air pipe (2) and a sealing cylinder (5), the second air pipe (2) is telescopically connected into an inner cavity of the first air pipe (1), and the sealing cylinder (5) is connected to the joint between the first air pipe (1) and the second air pipe (2) in a nested manner;

the fixing mechanism is composed of a first fixing sleeve (3) and a second fixing sleeve (4), the fixing mechanism is fixedly connected with the sealing mechanism, the first fixing sleeve (3) is fixedly connected with one end of the sealing cylinder (5), the second fixing sleeve (4) is fixedly connected with the other end of the sealing cylinder (5), and the first fixing sleeve (3) and the second fixing sleeve (4) are respectively fixed on the first air pipe (1) and the second air pipe (2) in a nested manner.

2. An anti-vibration mechanical seal according to claim 1, wherein: the two ends of the sealing cylinder (5) are fixed with first fixed disks (6), one ends of the first fixed sleeves (3) and the second fixed sleeves (4) are respectively fixed with second fixed disks (7), through holes are formed in the first fixed disks (6) and the second fixed disks (7) in a penetrating mode, and screws (8) are screwed and locked in the through holes.

3. An anti-vibration mechanical seal according to claim 1, wherein: the sealing cylinder (5) is integrally made of rubber materials to form a spiral tube-shaped structure, a spring (9) is arranged between the left first fixing disc and the right first fixing disc (6), and the spring (9) is embedded on the screw (8).

4. An anti-vibration mechanical seal according to claim 1, wherein: the one end of first fixed cover (3), the fixed cover of second (4) is fixed with the rubber sleeve respectively, and the constraint has band (10) on the rubber sleeve, and the one end of band (10) is fixed with adapter sleeve (11), and band (10) pass the notch of adapter sleeve (11) bottom and encircle the constraint and sheathe in at the rubber.

5. An anti-vibration mechanical seal according to claim 4, wherein: the clamp teeth (12) are fixed on the clamp belt (10) at equal intervals, the worm (14) is rotatably connected inside the connecting sleeve (11), and the worm (14) is meshed and butted with the clamp teeth (12).

6. An anti-vibration mechanical seal according to claim 5, wherein: one end of the worm (14) is horizontally connected and fixed with a rotating rod (13), one end of the rotating rod (13) is fixed with a limiting plate, and the limiting plate and the rotating rod (13) form a Y-shaped structure together.