CN112082025A

CN112082025A - Metal bellows sealing device with antiskid wear-resisting effect

Info

Publication number: CN112082025A
Application number: CN202010956653.2A
Authority: CN
Inventors: 陈小清
Original assignee: Zhangjiagang Suhe Machinery Technology Co ltd
Current assignee: Zhejiang Yueding Corrugated Tube Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2020-12-15
Anticipated expiration: 2040-09-12
Also published as: CN112082025B

Abstract

The invention discloses a metal corrugated pipe sealing device with anti-skidding and wear-resisting effects, relates to the technical field of corrugated pipes, and solves the problems that the existing metal corrugated pipe sealing device is troublesome in dismounting or assembling steps and time is wasted due to more working procedures. A metal corrugated pipe sealing device with anti-skid and wear-resistant effects comprises a lower pipe, an upper pipe, a sliding plate and a fixing plate, wherein two sliding blocks are symmetrically arranged at the top of the lower pipe; a second support plate is arranged on the circumferential outer wall of the top of the lower pipe; the upper tube is internally provided with a mounting groove, and a group of sliding plates and a group of fixing plates are arranged in the mounting groove. The lower pipe and the upper pipe are fixed by the two clamping plates which are driven by the two sliding blocks to rotate, so that the lower pipe and the upper pipe are fixed.

Description

Metal bellows sealing device with antiskid wear-resisting effect

Technical Field

The invention relates to the technical field of corrugated pipes, in particular to a metal corrugated pipe sealing device with anti-skidding and wear-resisting effects.

Background

The metal corrugated pipe is a pipe with a regular wave-like appearance, and the commonly used metal corrugated pipes comprise carbon steel, stainless steel, steel lining plastic, aluminum and the like. The connecting device is mainly used for connecting pipelines or connecting pipelines and equipment in occasions where small bending radius non-concentric axial transmission is needed, or irregular turning and stretching are needed, or thermal deformation of the pipelines and the like are absorbed, or the fixed elbow is inconvenient to install.

For example, patent No. CN211039986U discloses a bellows sealing device, including bellows body and sleeve, first internal thread has been seted up to bellows body one end internal surface, and bellows body one end surface has seted up the external screw thread, bellows body one end surface screw thread has cup jointed the sleeve, and the fixed connection pad that has cup jointed of sleeve surface to connection pad external surface fixedly connected with rotates the handle, the kerve has been seted up to the sleeve bottom surface, and the vertical fixedly connected with reed of interior top surface. According to the invention, the deformation of the reed is used for pushing the second rubber pad to seal the gap, so that the leakage caused by vibration is avoided, meanwhile, the reed is in a rebound state all the time, the function is similar to that of the spring pad, the sleeve is pushed back all the time, the friction between the second internal thread and the external thread is increased, the friction between the first internal thread and the reserved threaded connector head is further improved through the force transmission function, the loosening phenomenon caused by vibration is reduced, and the connection is more stable.

When the existing metal corrugated pipe sealing device is disassembled or assembled, the disassembling or assembling steps are troublesome due to more processes, time is wasted, the working efficiency of workers during the assembling or disassembling is reduced, and the labor force of the workers is increased.

Disclosure of Invention

The invention aims to provide a metal corrugated pipe sealing device with anti-skidding and wear-resisting effects, and aims to solve the problems that the existing metal corrugated pipe sealing device proposed in the background art is troublesome in dismounting or assembling steps and wastes time due to more working procedures.

In order to achieve the purpose, the invention provides the following technical scheme: a metal corrugated pipe sealing device with anti-skid and wear-resistant effects comprises a lower pipe, wherein the top of the lower pipe is provided with an upper pipe; the upper pipe comprises a first support plate, a first anti-skid block and a first sealing strip, wherein the outer wall of the circumference of the bottom of the upper pipe is provided with the first support plate, the first support plate is of an annular structure, and the bottom of the first support plate is provided with a circle of first anti-skid blocks; the top of the first support plate is provided with a first sealing strip; the top of the lower pipe is symmetrically provided with two sliding blocks; a second support plate is arranged on the circumferential outer wall of the top of the lower pipe; the upper tube is internally provided with a mounting groove, and a group of sliding plates and a group of fixing plates are arranged in the mounting groove.

Preferably, the sliding blocks comprise toothed bars and clamping plates, the two sliding blocks are of rectangular structures, the two sliding blocks are respectively rotatably provided with one toothed bar, and the two toothed bars are respectively provided with one clamping plate.

Preferably, the second support plate comprises a second anti-skid block and a second sealing strip, the second support plate is of an annular structure, a circle of second anti-skid blocks is arranged at the bottom of the second support plate, and a second sealing strip is arranged at the top of the second support plate.

Preferably, the two sliding plates are of arc structures, and three springs are embedded and connected between the tops of the two sliding plates and the inner side top wall of the mounting groove formed in the upper pipe.

Preferably, the fixing plate comprises T-shaped grooves and rotating wheels, two T-shaped grooves are formed in the two fixing plates, one rotating wheel is arranged at each of the outer sides of the two T-shaped grooves, and the two rotating wheels are rotatably mounted on the two fixing plates respectively; and a circle of trapezoidal block is arranged on the circumferential outer wall of each of the two rotating wheels.

Compared with the prior art, the invention has the beneficial effects that:

1. the T-shaped groove fixing device is provided with the sliding blocks, the two sliding blocks drive the two toothed bars and the two clamping plates to rotate, the two clamping plates enter the two T-shaped grooves, the two rotating wheels are rotated immediately to drive the two toothed bars and the two clamping plates to rotate, the two clamping plates are rotated from a vertical state to a horizontal state, the two clamping plates are clamped and fixed in the two T-shaped grooves, and the lower pipe and the upper pipe are fixed.

2. The metal corrugated pipe sealing device is provided with the sliding plates, when the two sliding plates and the two sliding blocks are abraded due to friction, the two sliding plates can be always attached to the tops of the two sliding blocks through the pushing of the springs, so that gaps can not be generated between the two sliding plates and the two sliding blocks, water is prevented from permeating the metal corrugated pipe from the generated gaps to damage the metal corrugated pipe, the sealing effect of the metal corrugated pipe sealing device is improved, and the service life of the metal corrugated pipe is prolonged.

Drawings

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

FIG. 2 is a schematic view of the structure of the lower tube and the slider according to the present invention;

FIG. 3 is a schematic view of a half-section of an upper pipe according to the present invention;

FIG. 4 is a schematic view of the bottom structure of the upper tube of the present invention;

FIG. 5 is a schematic view of a half-section of a fixing plate according to the present invention;

in the figure: 1. a lower pipe; 2. feeding a pipe; 201. a first support plate; 202. a first anti-skid block; 203. a first seal strip; 3. a slider; 301. a rack bar; 302. clamping a plate; 4. a second support plate; 401. a second anti-skid block; 402. a second seal strip; 5. a slide plate; 6. a fixing plate; 601. a T-shaped groove; 602. a rotating wheel.

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.

Referring to fig. 1 to 5, an embodiment of the present invention includes: a metal corrugated pipe sealing device with anti-skid and wear-resistant effects comprises a lower pipe 1, wherein the top of the lower pipe 1 is provided with an upper pipe 2; the upper pipe 2 comprises a first supporting plate 201, a first anti-skid block 202 and a first sealing strip 203, the outer wall of the bottom circumference of the upper pipe 2 is provided with the first supporting plate 201, the first supporting plate 201 is of an annular structure, and the bottom of the first supporting plate 201 is provided with a circle of first anti-skid blocks 202; the top of the first supporting plate 201 is provided with a first sealing strip 203; the top of the lower pipe 1 is symmetrically provided with two sliding blocks 3; a second support plate 4 is arranged on the circumferential outer wall of the top of the lower pipe 1; the second support plate 4 comprises a second anti-skid block 401 and a second sealing strip 402, the second support plate 4 is of an annular structure, a circle of second anti-skid blocks 401 are arranged at the bottom of the second support plate 4, a second sealing strip 402 is arranged at the top of the second support plate 4, and the second sealing strip 402 and the first sealing strip 203 are extruded by the second support plate 4 and the first support plate 201, so that a gap between the lower pipe 1 and the upper pipe 2 is sealed, the sealing effect of the device is better, when the lower pipe 1 and the upper pipe 2 are rotated, the friction force between a palm and the lower pipe 1 and the upper pipe 2 is increased by utilizing the second anti-skid blocks 401 and the first anti-skid blocks 202, and the slipping phenomenon is prevented when the lower pipe 1 and the upper pipe 2 are installed; the upper pipe 2 is internally provided with a mounting groove, and a group of sliding plates 5 and a group of fixing plates 6 are arranged in the mounting groove; the fixing plate 6 comprises T-shaped grooves 601 and rotating wheels 602, two T-shaped grooves 601 are formed in the two fixing plates 6, one rotating wheel 602 is arranged at each of the outer sides of the two T-shaped grooves 601, and the two rotating wheels 602 are rotatably mounted on the two fixing plates 6 respectively; all be provided with round trapezoidal piece on the circumference outer wall of two the runner 602, when two rack 301 and two cardboard 302 got into two department two T type groove 601 respectively, drive two rack 301 and two cardboard 302 through two runner 602 and rotate to make two cardboard 302 block fast in two T type groove 601, make the lower pipe 1 more fixed with the installation of upper tube 2, prevent that lower pipe 1 and upper tube 2 from becoming flexible the separation.

Further, slider 3 includes ratch 301 and cardboard 302, and two the slider 3 is the rectangle structure, and all rotates on two sliders 3 and installs a ratch 301, all is provided with a cardboard 302 on these two ratches 301, through rotating low tube 1 and slider 3, makes ratch 301 and cardboard 302 get into T type groove 601 to fix low tube 1 and upper tube 2, easy operation and convenience.

Further, two slide 5 be the arc structure, all imbeds between the inboard roof of seting up the mounting groove on the top of these two slide 5 and the top tube 2 and be connected with three springs, when slide 5 and two slider 3 caused wearing and tearing because of the friction, two slide 5 accessible spring top pushes away and laminates mutually with the top of two slider 3 always, can not produce the gap between messenger two slide 5 and two slider 3, has improved the sealed effect of this device.

The using method comprises the following steps: firstly, a lower pipe 1 and an upper pipe 2 are respectively welded and installed at two ends of a metal corrugated pipe, then the lower pipe 1 on one metal corrugated pipe is butted with the upper pipe 2 on the other metal corrugated pipe, the lower pipe 1 is rotated, at the moment, two sliders 3 drive a toothed bar 301 and clamping plates 302 to enter a T-shaped groove 601, then two rotating wheels 602 are rotated to drive two toothed bars 301 and two clamping plates 302 to rotate, the two clamping plates 302 can rotate from a vertical state to a horizontal state, so that the two clamping plates 302 are clamped in the two T-shaped grooves 601, the lower pipe 1 and the upper pipe 2 are clamped and fixed together, at the moment, the two rotating wheels 602 fix the two toothed bars 301, when the lower pipe 1 and the upper pipe 2 are detached, the two rotating wheels 602 are rotated in opposite directions to drive the two toothed bars 301 and the two clamping plates 302 to rotate, so that the two clamping plates 302 return to the vertical state, at the moment, the two clamping plates 302 are separated from the two T-shaped grooves 601, so, thereby completing the disassembly.

It will be evident to those skilled in the art that the invention 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 invention 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.

Claims

1. The utility model provides a metal bellows sealing device with wear-resisting effect of antiskid which characterized in that: the device comprises a lower pipe (1), wherein the top of the lower pipe (1) is provided with an upper pipe (2); the upper pipe (2) comprises a first support plate (201), a first anti-skid block (202) and a first sealing strip (203), the outer wall of the circumference of the bottom of the upper pipe (2) is provided with the first support plate (201), the first support plate (201) is of an annular structure, and the bottom of the first support plate (201) is provided with a circle of first anti-skid blocks (202); the top of the first support plate (201) is provided with a first sealing strip (203); the top of the lower pipe (1) is symmetrically provided with two sliding blocks (3); a second support plate (4) is arranged on the circumferential outer wall of the top of the lower pipe (1); the upper tube (2) is internally provided with a mounting groove, and a group of sliding plates (5) and a group of fixing plates (6) are arranged in the mounting groove.

2. The metal bellows seal device with anti-skid and wear-resistant effects as claimed in claim 1, wherein: the sliding blocks (3) comprise toothed bars (301) and clamping plates (302), the two sliding blocks (3) are of rectangular structures, one toothed bar (301) is rotatably mounted on each of the two sliding blocks (3), and one clamping plate (302) is arranged on each of the two toothed bars (301).

3. The metal bellows seal device with anti-skid and wear-resistant effects as claimed in claim 1, wherein: the second support plate (4) comprises a second anti-skid block (401) and a second sealing strip (402), the second support plate (4) is of an annular structure, a circle of second anti-skid blocks (401) is arranged at the bottom of the second support plate (4), and a second sealing strip (402) is arranged at the top of the second support plate (4).

4. The metal bellows seal device with anti-skid and wear-resistant effects as claimed in claim 1, wherein: the two sliding plates (5) are of arc structures, and three springs are embedded and connected between the tops of the two sliding plates (5) and the inner side top wall of the mounting groove formed in the upper pipe (2).

5. The metal bellows seal device with anti-skid and wear-resistant effects as claimed in claim 1, wherein: the fixing plate (6) comprises T-shaped grooves (601) and rotating wheels (602), the two fixing plates (6) are respectively provided with one T-shaped groove (601), the outer side positions of the two T-shaped grooves (601) are respectively provided with one rotating wheel (602), and the two rotating wheels (602) are respectively rotatably arranged on the two fixing plates (6); a circle of trapezoidal block is arranged on the circumferential outer wall of each of the two rotating wheels (602).