CN111853011A - Gasket for assembling, connecting and matching telescopic pipe fitting and telescopic pipe fitting - Google Patents
Gasket for assembling, connecting and matching telescopic pipe fitting and telescopic pipe fitting Download PDFInfo
- Publication number
- CN111853011A CN111853011A CN202010855007.7A CN202010855007A CN111853011A CN 111853011 A CN111853011 A CN 111853011A CN 202010855007 A CN202010855007 A CN 202010855007A CN 111853011 A CN111853011 A CN 111853011A
- Authority
- CN
- China
- Prior art keywords
- pipe
- gasket
- pipe body
- arc
- pipe fitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 239000002313 adhesive film Substances 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000004831 Hot glue Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000693 micelle Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/10—Telescoping systems
- F16B7/105—Telescoping systems locking in discrete positions, e.g. in extreme extended position
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a gasket for assembling, connecting and matching of a telescopic pipe fitting and the telescopic pipe fitting, and relates to the technical field of pipe fitting connection. The axis direction sets gradually along a plurality of bodys, and the external diameter of a plurality of bodys reduces by back to preceding in proper order, and the internal diameter of the body of rear end is greater than the external diameter of the body of front end in two adjacent bodys, and two at least gaskets are installed in the outside of each body rear end, and the inside cover of each body front end is equipped with a gum cover, and the gasket of the body of front end can be installed in the gum cover of the body of rear end. The gasket for assembling, connecting and matching the telescopic pipe fitting and the telescopic pipe fitting provided by the invention have the advantages that the telescopic function of the pipe fitting is smoother and softer, the tension is stable, the production efficiency is improved, and the damage to the pipe body is avoided.
Description
Technical Field
The invention relates to the technical field of pipe fitting connection, in particular to a gasket for assembling, connecting and matching a telescopic pipe fitting and the telescopic pipe fitting.
Background
When the telescopic pipe is assembled and connected, the upper side of the telescopic pipe is fixed by a rubber sleeve, and the lower side of the telescopic pipe is provided with two rubber pads at the joint of the pipe openings and clamped on the fixing hole position to form a round shape so as to form a clamping position of the next branch pipe. More than two pipe fittings can be used in a telescopic way when being assembled and connected, certain pressure can be borne when the pipe fittings extend out, and the pipe fittings are only slightly longer than the largest pipe when the pipe fittings shrink, so that the space can be saved. At present, an injection molding gasket is generally adopted as a slip-resistant gasket, and a stainless steel telescopic rod generally adopts a copper sheet as a gasket, but the injection molding gasket and the copper sheet used at present have the following defects: 1. the injection molding gasket has insufficient thickness precision due to the concave-convex position. During assembly, the gasket is constantly replaced to be actually assembled, so that the assembly efficiency is low, and the automatic operation is not facilitated. 2. The gasket of moulding plastics is yielding, and the good product static state after the equipment is placed a day after, because protruding position can lose elasticity, leads to the aluminum pipe to receive the pressure bearing capacity can seriously attenuate and diminish. 3. If the copper sheet is used as the gasket of the aluminum pipe, the copper sheet has higher hardness than the aluminum sheet, so the frequent friction can scratch the appearance of the aluminum pipe and influence the appearance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a gasket for assembling, connecting and matching a telescopic pipe fitting and the telescopic pipe fitting, so that the telescopic function of the pipe fitting is smoother and softer, the pulling force is stable, the production efficiency is improved, and the damage to the pipe body is avoided.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a gasket for assembling, connecting and matching of a telescopic pipe fitting, which comprises an arc-shaped elastic metal sheet and an adhesive film, wherein the arc-shaped elastic metal sheet is arranged at one end of the outer side of a pipe body, the radian of the arc-shaped elastic metal sheet is smaller than that of the pipe body, a clamping point is arranged on one side, close to the pipe body, of the arc-shaped elastic metal sheet and used for being clamped on the pipe body, and the adhesive film is arranged on one side, far away from the pipe body, of the arc-shaped elastic metal sheet.
Preferably, the arc-shaped elastic metal sheet is an arc-shaped iron sheet or an arc-shaped copper sheet.
Preferably, the adhesive film is a hot melt adhesive film.
The invention also provides a telescopic pipe fitting which comprises a plurality of gaskets for assembly, connection and matching of the telescopic pipe fitting, a plurality of rubber sleeves and a plurality of pipe bodies, wherein the plurality of pipe bodies are sequentially arranged along the axis direction, the outer diameters of the plurality of pipe bodies are sequentially reduced from back to front, the inner diameter of the pipe body at the rear end of each two adjacent pipe bodies is larger than the outer diameter of the pipe body at the front end, at least two gaskets are arranged on the outer side of the rear end of each pipe body, one rubber sleeve is sleeved in the front end of each pipe body, the gasket of the pipe body at the front end can be arranged in the rubber sleeve of the pipe body at the rear end, and the outer wall of the gasket of the pipe body at the front end is attached to the inner wall of the rubber sleeve of the pipe body at the rear end.
Preferably, two first clamping holes are symmetrically formed in two sides of the rear end of each pipe body, two gaskets are arranged, and the clamping point of one gasket is clamped in one first clamping hole.
Preferably, the rubber sleeve comprises a circular sleeve body and a head ring body connected to the front end of the circular sleeve body, the outer diameter of the circular sleeve body is smaller than the inner diameter of the pipe body, and the outer diameter of the head ring body is larger than the outer diameter of the pipe body.
Preferably, the sum of the outer diameter of the pipe body at the front end of the two adjacent pipe bodies and the thickness of the gasket is not less than the inner diameter of the circular sleeve body in the pipe body at the rear end.
Preferably, each body front end bilateral symmetry is provided with two second card holes, the circular cover body is close to the outer wall bilateral symmetry of head ring body one end is provided with two protruding micelle, one protruding micelle is used for the joint in one in the second card hole.
Compared with the prior art, the invention has the following technical effects:
the gasket for assembling, connecting and matching the telescopic pipe fitting and the telescopic pipe fitting provided by the invention have the advantages that the gasket does not need to be provided with concave and convex positions, so that the thickness of the gasket is balanced, the precision is high, the assembling efficiency is high, the production is stable, and the automatic operation is facilitated; the rubber film is arranged on the outer side of the arc-shaped elastic metal sheet, and has higher wear resistance, so that the service life of the product is long, friction is reduced when the rubber film is matched with the pipe body, and the pipe body is prevented from being damaged; the radian of the arc-shaped elastic metal sheet is smaller than that of the pipe body, so that the pipe body is naturally elastic, and the stressed bearing capacity hardly changes along with the lengthening of time after the pipe body is assembled. The gasket provided by the invention has the advantages that the telescopic function of the pipe fitting is smoother and softer, the pulling force is stable, the production efficiency is improved, the problem that the bulge of the injection molding gasket is easy to attenuate is solved, and the rubber film is arranged to prevent the bulge of the injection molding gasket from damaging the pipe body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a side view of a gasket for assembly and engagement of a telescoping tube assembly provided in accordance with the present invention;
FIG. 2 is a schematic perspective view of a gasket for assembling, connecting and fitting the telescopic pipe assembly provided by the present invention;
FIG. 3 is a schematic structural view of a tube body according to the present invention;
FIG. 4 is a schematic structural view of a tube with a gasket and a rubber sleeve installed therein according to the present invention;
FIG. 5 is a schematic structural view of the telescopic tube of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
fig. 7 is a schematic structural view of the rubber sleeve of the present invention.
Description of reference numerals: 1. a pipe body; 2. a first card hole; 3. a second card hole; 4. a gasket; 41. an arc-shaped elastic metal sheet; 42. sticking points; 43. a glue film; 5. a rubber sleeve; 51. a circular sleeve body; 52. a head ring body; 53. protruding colloidal particles.
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.
The invention aims to provide a gasket for assembling, connecting and matching a telescopic pipe fitting and the telescopic pipe fitting, so that the telescopic function of the pipe fitting is smoother and softer, the tension is stable, the production efficiency is improved, and the damage to the pipe body is avoided.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 and fig. 2, the present embodiment provides a gasket for assembling, connecting and matching an extension pipe assembly, including an arc-shaped elastic metal sheet 41 and an adhesive film 43, where the arc-shaped elastic metal sheet 41 is used to be installed at one end outside the pipe body 1, the radian of the arc-shaped elastic metal sheet 41 is smaller than that of the pipe body 1, one side of the arc-shaped elastic metal sheet 41 close to the pipe body 1 is provided with a clamping point 42, the clamping point 42 is used to be clamped on the pipe body 1, and one side of the arc-shaped elastic metal sheet 41 away from the pipe body 1 is provided.
In this embodiment, the arc-shaped elastic metal sheet 41 is an arc-shaped iron sheet, and manganese, which is a special material, may be added to the material of the arc-shaped iron sheet, so that the elasticity of the arc-shaped iron sheet is moderate. The arc-shaped elastic metal sheet 41 can also be made of copper or other metal materials.
In this embodiment, the adhesive film 43 is a hot-melt adhesive film, which has the advantages of environmental protection, high adhesion speed, high wear resistance, etc. The adhesive film 43 may also be a TPU film, which is fixed on the arc-shaped elastic metal sheet 41 by gluing. The TPU film has excellent extensibility and ultra-strong tensile strength; can be stuck on any cambered surface, and has aging resistance of more than 5 years; has super-strong flexibility and memory, can resist general scratch and friction, and meets the requirement of environmental protection.
In the present embodiment, the fastening point 42 is cylindrical, and the fastening point 42 is disposed in the middle of the rear end of the arc-shaped elastic metal sheet 41.
The gasket 4 in the embodiment does not need to be provided with concave-convex positions, so that the thickness of the gasket is balanced, the precision is high, the assembly efficiency is high, the production is stable, and the automatic operation is facilitated; the rubber film 43 is arranged on the outer side of the arc-shaped elastic metal sheet 41, and the rubber film 43 has high wear resistance, so that the service life of a product is long, friction is reduced when the rubber film is matched with the pipe body 1, and the pipe body 1 is prevented from being damaged; the radian of the arc-shaped elastic metal sheet 41 is smaller than that of the pipe body 1, so that the pipe body is naturally elastic, and the stress bearing capacity hardly changes along with the lengthening of time after the pipe body is assembled.
It is visible, make the flexible function of pipe fitting more smoothly soft through gasket 4 in adopting this embodiment, the pulling force is stable, both improved production efficiency, the easy pressure decay's of the arch of gasket of having solved again moulds plastics problem, make it be difficult to cause the injury to body 1 through setting up glued membrane 43 moreover, gasket 4 in this embodiment can extensively be used for various flexible pipe fittings, for example aluminium from rapping bar, stainless steel from rapping bar and flexible fan etc. be applicable to various cast, for example pipe, two concave pipe and hexagonal pipe etc..
As shown in fig. 5 and fig. 6, this embodiment further provides a telescopic pipe fitting, including a plurality of telescopic pipe fitting assembly joints gasket for cooperation, a plurality of gum covers 5 and a plurality of body 1, a plurality of body 1 sets gradually along the axis direction, and the external diameter of a plurality of body 1 reduces by back to preceding in proper order, the internal diameter of body 1 of rear end is greater than the external diameter of body 1 of front end in two adjacent body 1, at least two gaskets 4 are installed in the outside of each body 1 rear end, the inside cover of each body 1 front end is equipped with a gum cover 5, gasket 4 of body 1 of front end can be installed in the gum cover 5 of body 1 of rear end, the outer wall of gasket 4 of body 1 of front end is laminated with the inner wall of gum cover 5 of body 1 of rear end. In this embodiment, the tube 1 is an aluminum tube.
As shown in fig. 3 and 4, two first clamping holes 2 are symmetrically formed in two sides of the rear end of each pipe body 1, two gaskets 4 are arranged, a clamping point 42 of one gasket 4 is clamped in one first clamping hole 2, and the cross section diameter of the clamping point 42 is matched with the diameter size of the first clamping hole 2, so that the gaskets 4 can be fixed on the pipe bodies 1. The gasket 4 is fixed on the pipe body 1 through the clamping point 42 in a clamping mode and then is semicircular, and the two gaskets 4 are combined to form a circular clamping position.
As shown in fig. 7, the rubber sleeve 5 includes a circular sleeve body 51 and a head ring body 52 connected to the front end of the circular sleeve body 51, the outer diameter of the circular sleeve body 51 is smaller than the inner diameter of the pipe body 1, and the outer diameter of the head ring body 52 is larger than the outer diameter of the pipe body 1. Specifically, in order to make the circular sleeve 51 fit with the inner wall of the pipe body 1 after being installed, the outer diameter of the circular sleeve 51 is slightly smaller than the inner diameter of the pipe body 1. The outer diameter of the head ring body 52 of the rubber sleeve 5 of the front end pipe body 1 is larger than the inner diameter of the circular sleeve body 51 of the rubber sleeve 5 of the rear end pipe body 1, so that the problem that the front end pipe body 1 cannot be pulled out when the front end pipe body 1 is required to be stretched due to the fact that the whole front end pipe body 1 enters the rear end pipe body 1 when the front end pipe body 1 is shrunk is solved.
Specifically, the sum of the outer diameter of the pipe body 1 at the front end and the thickness of the gasket 4 in two adjacent pipe bodies 1 is not less than the inner diameter of the circular sleeve 51 in the pipe body 1 at the rear end, so that the pipe body 1 at the front end can be just sleeved in the pipe body 1 at the rear end, and certain extrusion force can be applied to the circular sleeve 51, so that two adjacent pipe bodies 1 are firmly connected.
As shown in fig. 4 and 7, two second clamping holes 3 are symmetrically formed in two sides of the front end of each tube body 1, two protruding rubber particles 53 are symmetrically formed in two sides of the outer wall of the circular sleeve body 51 near one end of the head ring body 52, and one protruding rubber particle 53 is used for being clamped in one second clamping hole 3. In this embodiment, the protruding bead 53 is a circular protruding bead.
During assembly, the rubber sleeve 5 is sleeved into the tube body 1 under the action of force to form a fastener, and the head ring body 52 is clamped outside the tube body 1. Two gaskets 4 are arranged in the first clamping holes 2 of the pipe bodies 1 to form a circular structure, and clamping positions are formed between the two adjacent pipe bodies 1 and the rubber sleeve 5 when the two adjacent pipe bodies 1 are stretched, so that a stretching state is formed between the two pipe bodies 1, and then the plurality of pipe bodies 1 are assembled together and can be stretched to form a telescopic pipe fitting. When the telescopic pipe is contracted, the head ring body 52 between two adjacent pipe bodies 1 forms a clamping position, so that the plurality of pipe bodies 1 can be contracted together to be placed, and the occupied space is saved.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. The gasket for assembling, connecting and matching the telescopic pipe pieces is characterized by comprising an arc-shaped elastic metal sheet and an adhesive film, wherein the arc-shaped elastic metal sheet is used for being installed at one end of the outer side of the pipe body, the radian of the arc-shaped elastic metal sheet is smaller than that of the pipe body, a clamping point is arranged on one side, close to the pipe body, of the arc-shaped elastic metal sheet and used for being clamped on the pipe body, and the adhesive film is arranged on one side, far away from the pipe body, of the arc-shaped elastic metal sheet.
2. The gasket for assembling, connecting and matching the telescopic pipe fitting according to claim 1, wherein the arc-shaped elastic metal sheet is an arc-shaped iron sheet or an arc-shaped copper sheet.
3. The gasket for assembly, connection and engagement of a telescopic pipe as claimed in claim 1, wherein said adhesive film is a hot melt adhesive film.
4. An expansion pipe fitting, comprising a plurality of expansion pipe fittings according to any one of claims 1 to 3, wherein the expansion pipe fittings are assembled and connected with a gasket for matching, a plurality of rubber sleeves and a plurality of pipe bodies, the plurality of pipe bodies are sequentially arranged along an axial direction, the outer diameters of the plurality of pipe bodies are sequentially reduced from back to front, the inner diameter of the pipe body at the rear end of two adjacent pipe bodies is larger than the outer diameter of the pipe body at the front end, at least two gaskets are mounted on the outer side of the rear end of each pipe body, one rubber sleeve is sleeved in the front end of each pipe body, the gasket of the pipe body at the front end can be mounted in the rubber sleeve of the pipe body at the rear end, and the outer wall of the gasket of the pipe body at the front end is attached to the inner wall of the rubber sleeve of the pipe body at the rear end.
5. The telescopic pipe fitting as claimed in claim 4, wherein two first clamping holes are symmetrically formed in two sides of the rear end of each pipe body, two gaskets are arranged, and the clamping point of one gasket is clamped in one first clamping hole.
6. The telescopic tube as claimed in claim 4, wherein the rubber sleeve includes a circular sleeve body and a head ring body connected to a front end of the circular sleeve body, an outer diameter of the circular sleeve body is smaller than an inner diameter of the tube body, and an outer diameter of the head ring body is larger than the outer diameter of the tube body.
7. The telescopic tube as claimed in claim 6, wherein the sum of the outer diameter of the front end of the two adjacent tubes and the thickness of the gasket is not less than the inner diameter of the circular sleeve of the rear end of the tubes.
8. The telescopic pipe fitting as claimed in claim 6, wherein two second locking holes are symmetrically formed in two sides of the front end of each pipe body, two protruding rubber particles are symmetrically formed in two sides of the outer wall of the circular sleeve body, which is close to one end of the head ring body, and one protruding rubber particle is used for being locked in one second locking hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010855007.7A CN111853011A (en) | 2020-08-24 | 2020-08-24 | Gasket for assembling, connecting and matching telescopic pipe fitting and telescopic pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010855007.7A CN111853011A (en) | 2020-08-24 | 2020-08-24 | Gasket for assembling, connecting and matching telescopic pipe fitting and telescopic pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111853011A true CN111853011A (en) | 2020-10-30 |
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ID=72969969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010855007.7A Pending CN111853011A (en) | 2020-08-24 | 2020-08-24 | Gasket for assembling, connecting and matching telescopic pipe fitting and telescopic pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111853011A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022099799A1 (en) * | 2020-11-16 | 2022-05-19 | 肇庆市衡艺实业有限公司 | Telescopic support and electric hair dryer apparatus using same |
-
2020
- 2020-08-24 CN CN202010855007.7A patent/CN111853011A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022099799A1 (en) * | 2020-11-16 | 2022-05-19 | 肇庆市衡艺实业有限公司 | Telescopic support and electric hair dryer apparatus using same |
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