CN214789657U - Embedded skeleton seals throttle formula bellows - Google Patents
Embedded skeleton seals throttle formula bellows Download PDFInfo
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- CN214789657U CN214789657U CN202023020488.4U CN202023020488U CN214789657U CN 214789657 U CN214789657 U CN 214789657U CN 202023020488 U CN202023020488 U CN 202023020488U CN 214789657 U CN214789657 U CN 214789657U
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Abstract
The utility model provides an embedded skeleton sealing throttling type corrugated pipe, which comprises a pipe body and a sealing ring arranged in the pipe body, wherein the pipe body comprises a main pipe body and a connecting pipe body, the main pipe body is arranged at one end of the connecting pipe body, more than two sealing grooves are arranged in the connecting pipe body, the sealing grooves are outwards protruded due to the inner wall of the connecting pipe body, the sealing grooves are arranged along the circumferential direction of the connecting pipe body, the sealing ring is arranged in the sealing groove, a skeleton is arranged in the sealing ring, and latch teeth corresponding to the sealing grooves are also arranged on the outer wall of the main pipe body, the structure is characterized in that the latch teeth are arranged on the main pipe body, the sealing groove is arranged on the connecting pipe body, when two corrugated pipes need to be connected, the main pipe body of one corrugated pipe is inserted into the connecting pipe body of the other pipe body, and the latch teeth are combined with the sealing grooves, thus realizing connection, which is simple and convenient, in addition, a sealing ring is arranged in the sealing groove without buckling the clamping teeth, so that the sealing performance of the corrugated pipe is better.
Description
Technical Field
The utility model relates to the technical field of pipelines, concretely relates to embedded skeleton seal throttle formula bellows.
Background
The bellows is common fluid pipeline, and main usage is used for carrying out fluidic transport, and because its surface has outer ripple heat radiating area great, more and more bellows are used as ground heating coil and are used in ground heating field, and the installation location of common bellows has three kinds of connected modes: firstly, connecting by screw threads; secondly, welding; thirdly, fast assembly connection.
When the existing corrugated pipe is connected with a pipeline, the required corrugated pipe is different in length, so that the corrugated pipe needs to be cut to a proper length, the method is time-consuming and labor-consuming, the corrugated length cannot be increased or shortened at any time according to the installation environment, and the installation is not convenient enough.
The utility model discloses a concatenation formula bellows in chinese patent application No. 201920393717.5, the patent document that announces day is 2019.12.03, including first expansion joint, No. two connectors, adapter, second expansion joint and splicing apparatus, the one end at first expansion joint is installed to No. two connectors, the one end at the second expansion joint is installed to the adapter, the splicing apparatus cover is established between first expansion joint and second expansion joint, No. two connectors include a sealing washer, one side fixed mounting of a sealing washer has No. two sealing washers, the adapter includes a lug, one side fixed mounting of a lug has No. two lugs, the seal groove has been seted up to the surface of adapter. The utility model discloses a through setting up splicing apparatus, the length of bellows is conveniently changed according to the installation to adaptation installation length, and the installation is quick, saved installation time, improved the convenience, through setting up No. two connectors and adapter, strengthened the leakproofness that the bellows links up, avoid linking up the not tight condition.
However, this utility model's bellows still need use splicing apparatus just can splice the bellows of two sections, has increaseed the cost of processing, and the bellows that has spliced is whole also pleasing to the eye.
Disclosure of Invention
An object of the utility model is to provide an embedded skeleton seals throttle formula bellows, the utility model discloses a concatenation can be accomplished only to seal groove and latch that bellows self set up, and overall structure is simple clean and tidy and install more convenient and fast, and is equipped with the sealing washer and makes the sealing performance of bellows good.
In order to achieve the purpose, the throttling type corrugated pipe with the embedded skeleton seal comprises a pipe body and a seal ring arranged in the pipe body, wherein the pipe body comprises a main pipe body and a connecting pipe body, the main pipe body is arranged at one end of the connecting pipe body, more than two seal grooves are arranged in the connecting pipe body, the inner wall of the connecting pipe body is outwards protruded in each seal groove, the seal grooves are arranged along the circumferential direction of the connecting pipe body, the seal ring is arranged in each seal groove, a skeleton is arranged in each seal groove, and a latch corresponding to each seal groove is further arranged on the outer wall of the main pipe body.
The embedded skeleton seal throttle formula bellows of above-mentioned structure, because be equipped with the latch on being responsible for the body, and be equipped with the seal groove on connecting the body, when needs link to each other two bellows, it is internal to insert the connecting pipe of another body with the body of being responsible for of a bellows, and the latch combines together with the seal groove, can realize connecting, it is both simple and convenient, simultaneously be responsible for the latch on the body and can realize carrying out the block with the seal groove, also can regard as the effect of the stiffening rib on being responsible for the body simultaneously, and the seal groove is after connecting the latch, also can regard as the effect of the stiffening rib on connecting the body equally, strengthen the intensity of body, in addition set up the sealing washer in the seal groove that does not detain the latch, make the sealing performance of this bellows better from this.
Furthermore, the sealing ring comprises a main body and a framework groove, the framework groove is formed in the main body, an elastic framework is arranged in the framework groove, and the sealing ring can be connected and fixed more through the elastic framework.
Furthermore, the outer wall of the sealing ring main body is provided with tooth-shaped protrusions, so that friction force can be increased through the tooth-shaped protrusions, and the sealing ring is connected with the sealing groove more tightly.
Further, the diameter of being responsible for the body is greater than being responsible for the body, from this setting, is responsible for the body and can be better embolias the connection body.
Furthermore, the shape of latch is corresponding with the shape of seal groove, from this setting, detains into the seal groove through the latch and can accomplish the connection of two bellows, and is simple and convenient.
Further, still be equipped with the sleeve on the connecting tube body, the sleeve parcel is connected on more than one latch, sets up from this, through telescopic effect, even when being responsible for the quantity of latch on the body and the quantity of the seal groove of connecting tube body and not corresponding, only need to be responsible for and can realize being responsible for the body and be connected the body reliable connection on the latch that corresponds more on the body through the sleeve parcel.
Further, be equipped with the fixed latch that the evagination was established on being close to the outer wall of the one end of connecting tube body of being responsible for, connecting tube body is close to and is equipped with the fixed slot who corresponds with the fixed latch on being responsible for the inner wall of the body, sets up the fixed latch on being responsible for the body, sets up fixed slot on connecting tube body for the body and the connecting tube body of being responsible for of every bellows can realize being responsible for the body and being connected between the body through fixed latch and fixed slot between the body, convenient processing and installation.
Further, the height of the protruding height of the fixed clamping tooth is equal to the height of the protruding of the clamping tooth, the recessed height of the fixed clamping groove is equal to the recessed height of the sealing groove, the fixed clamping tooth and the clamping tooth are same in height, and the connecting parts are prevented from being in different heights after the corrugated pipes are connected when the corrugated pipes are convenient to process.
Drawings
Fig. 1 is a cross-sectional view of an embedded skeleton sealing throttling bellows according to embodiment 1 of the present invention.
Fig. 2 is a cross-sectional view of the sealing ring of the present invention.
Fig. 3 is a cross-sectional view of an in-line skeleton-sealed throttling bellows according to embodiment 2 of the present invention.
Fig. 4 is a cross-sectional view of an in-line skeleton-sealed throttling bellows according to embodiment 3 of the present invention.
Fig. 5 is a cross-sectional view of an in-line skeleton-sealed throttling bellows according to embodiment 4 of the present invention.
Fig. 6 is a cross-sectional view of a connecting pipe body according to embodiments 3 and 4 of the present invention.
Fig. 7 is a schematic view of the two embedded skeleton sealing throttling bellows of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1 to 2, an embedded skeleton-sealed throttling bellows includes a tube 1 and a sealing ring 2 disposed in the tube 1.
The pipe body 1 includes and is responsible for body 11 and connecting pipe body 12, be responsible for the one end that body 11 set up at connecting pipe body 12, be equipped with the seal groove 13 more than two in the connecting pipe body 12, seal groove 13 is owing to connecting pipe body 12 inner wall outwards protruding establishes, and seal groove 13 sets up along connecting pipe body 12 circumferencial direction, is located and is equipped with sealing washer 2 in the seal groove 13, be equipped with skeleton 21 in the sealing washer 2, still be equipped with on the outer wall of being responsible for body 11 with the corresponding latch 14 of seal groove 13.
As shown in fig. 2, the seal ring 2 includes a main body 22 and a frame groove 23, the frame groove 23 is provided in the main body 22, an elastic frame 21 is provided in the frame groove 23, and the seal ring 2 can be connected and fixed by providing the elastic frame 21.
As shown in fig. 2, the outer wall of the main body 22 of the sealing ring 2 is provided with tooth-shaped protrusions 24, so that friction force can be increased by the tooth-shaped protrusions, and the sealing ring and the sealing groove can be connected more tightly.
As shown in fig. 1, the diameter of the connecting tube body 12 is larger than that of the main tube body 11, so that the main tube body 11 can be better sleeved into the connecting tube body 12.
As shown in fig. 1, the shape of the latch 14 corresponds to the shape of the seal groove 13, so that the connection of two corrugated pipes can be completed by buckling the latch into the seal groove, which is simple and convenient.
As shown in fig. 1, the main pipe body 11 is further provided with a sleeve 15, and the sleeve 15 is wrapped and connected to more than one latch 14, so that the sleeve functions to reliably connect the main pipe body and the connecting pipe body by wrapping the sleeve with the corresponding extra latch on the main pipe body even if the number of the latches on the main pipe body does not correspond to the number of the sealing grooves of the connecting pipe body.
Example 2
As shown in fig. 2, 3 and 7, the throttling bellows with embedded skeleton seal comprises a tube body 1 and a seal ring 2 arranged in the tube body 1.
The pipe body 1 comprises a main pipe body 11 and a connecting pipe body 12, wherein the main pipe body 11 is arranged at one end of the connecting pipe body 12, more than two sealing grooves 13 are arranged in the connecting pipe body 12, the inner wall of the connecting pipe body 12 is outwards protruded on each sealing groove 13, the sealing grooves 13 are arranged along the circumferential direction of the connecting pipe body 12, sealing rings 2 (shown in figure 7) are arranged in the sealing grooves 13, frameworks 21 are arranged in the sealing rings 2, and latch teeth 14 corresponding to the sealing grooves 13 are further arranged on the outer wall of the main pipe body 11.
As shown in fig. 2, the seal ring 2 includes a main body 22 and a frame groove 23, the frame groove 23 is provided in the main body 22, an elastic frame 21 is provided in the frame groove 23, and the seal ring 2 can be connected and fixed by providing the elastic frame 21.
As shown in fig. 2, the outer wall of the main body 22 of the sealing ring 2 is provided with tooth-shaped protrusions 24, so that friction force can be increased by the tooth-shaped protrusions, and the sealing ring and the sealing groove can be connected more tightly.
As shown in fig. 3, the diameter of the connecting tube body 12 is larger than that of the main tube body 11, so that the main tube body 11 can be better sleeved into the connecting tube body 12.
As shown in fig. 3, the shape of the latch 14 corresponds to the shape of the seal groove 13, so that the connection of two corrugated pipes can be completed by buckling the latch into the seal groove, which is simple and convenient.
Example 3
As shown in fig. 2, 4 and 5, an in-line skeleton-sealed throttling bellows includes a tube body 1 and a sealing ring 2 disposed in the tube body 1.
The pipe body 1 includes and is responsible for body 11 and connecting pipe body 12, be responsible for the one end that body 11 set up at connecting pipe body 12, be equipped with the seal groove 13 more than two in the connecting pipe body 12, seal groove 13 is owing to connecting pipe body 12 inner wall outwards protruding establishes, and seal groove 13 sets up along connecting pipe body 12 circumferencial direction, is located and is equipped with sealing washer 2 in the seal groove 13, be equipped with skeleton 21 in the sealing washer 2, still be equipped with on the outer wall of being responsible for body 11 with the corresponding latch 14 of seal groove 13.
As shown in fig. 2, the seal ring 2 includes a main body 22 and a frame groove 23, the frame groove 23 is provided in the main body 22, an elastic frame 21 is provided in the frame groove 23, and the seal ring 2 can be connected and fixed by providing the elastic frame 21.
As shown in fig. 2, the outer wall of the main body 22 of the sealing ring 2 is provided with tooth-shaped protrusions 24, so that friction force can be increased by the tooth-shaped protrusions, and the sealing ring and the sealing groove can be connected more tightly.
As shown in fig. 4, the diameter of the connecting tube body 12 is larger than that of the main tube body 11, so that the main tube body 11 can be better sleeved into the connecting tube body 12.
As shown in fig. 4, the shape of the latch 14 corresponds to the shape of the seal groove 13, so that the connection of two corrugated pipes can be completed by buckling the latch into the seal groove, which is simple and convenient. As shown in fig. 4 and fig. 5, in this embodiment, the outer wall of the main pipe body 11 near one end of the connection pipe body 12 is provided with a fixing latch 111 protruding outward, the inner wall of the connection pipe body 12 near the main pipe body 11 is provided with a fixing slot 121 corresponding to the fixing latch 111, the main pipe body 11 is provided with the fixing latch 111 additionally, the connection pipe body 12 is provided with the fixing slot 121 additionally, so that the main pipe body 11 and the connection pipe body 12 of each bellows can be connected to each other through the fixing latch 111 and the fixing slot 121, and the processing and installation are facilitated.
As shown in fig. 4, the protruding height of the fixed latch 111 is equal to the protruding height of the latch 14, the recessed height of the fixed slot 121 is equal to the recessed height of the seal groove 13, and the height of the fixed latch 111 is equal to the height of the latch 14.
Example 4
As shown in fig. 2, 5 and 6, the throttling bellows with embedded skeleton seal comprises a tube body 1 and a seal ring 2 arranged in the tube body 1.
The pipe body 1 includes and is responsible for body 11 and connecting pipe body 12, be responsible for the one end that body 11 set up at connecting pipe body 12, be equipped with the seal groove 13 more than two in the connecting pipe body 12, the seal groove is owing to the connecting pipe body inner wall is outwards protruding to be established, and the seal groove sets up along connecting pipe body circumferencial direction, is located and is equipped with sealing washer 2 in the seal groove 13, be equipped with skeleton 21 in the sealing washer 2, still be equipped with on the outer wall of being responsible for body 11 with the corresponding latch 14 of seal groove 13.
As shown in fig. 2, the seal ring 2 includes a main body 22 and a frame groove 23, the frame groove 23 is provided in the main body 22, an elastic frame 21 is provided in the frame groove 23, and the seal ring 2 can be connected and fixed by providing the elastic frame 21.
As shown in fig. 2, the outer wall of the main body 22 of the sealing ring 2 is provided with tooth-shaped protrusions 24, so that friction force can be increased by the tooth-shaped protrusions, and the sealing ring and the sealing groove can be connected more tightly.
As shown in fig. 6, the diameter of the connecting tube body 12 is larger than that of the main tube body 11, so that the main tube body 11 can be better sleeved into the connecting tube body 12.
As shown in fig. 6, the diameter of the latch 14 corresponds to the diameter of the seal groove 13, so that the connection between the two corrugated pipes can be completed by buckling the latch into the seal groove, which is simple and convenient.
As shown in fig. 6, the main pipe body 11 is further provided with a sleeve 15, and the sleeve 15 is wrapped and connected to more than one latch 14, so that the sleeve functions to reliably connect the main pipe body and the connecting pipe body by wrapping the sleeve with the corresponding extra latch on the main pipe body even if the number of the latches on the main pipe body does not correspond to the number of the sealing grooves of the connecting pipe body.
As shown in fig. 5 and fig. 6, in this embodiment, the outer wall of the main pipe body 11 near one end of the connection pipe body 12 is provided with a fixing latch 111 protruding outward, the inner wall of the connection pipe body 12 near the main pipe body 11 is provided with a fixing slot 121 corresponding to the fixing latch 111, the main pipe body 11 is provided with the fixing latch 111 additionally, the connection pipe body 12 is provided with the fixing slot 121 additionally, so that the main pipe body 11 and the connection pipe body 12 of each bellows can be connected to each other through the fixing latch 111 and the fixing slot 121, and the processing and installation are facilitated.
As shown in fig. 6, the protruding height of the fixed latch 111 is equal to the protruding height of the latch 14, the recessed height of the fixed slot 121 is equal to the recessed height of the seal groove 13, and in the above arrangement, the height of the fixed latch 111 is equal to that of the latch 14, so that the connection of a plurality of corrugated pipes is facilitated, and the connection is prevented from being at different heights.
The throttling type corrugated pipe with the embedded skeleton seal structure is characterized in that the clamping teeth 14 are arranged on the main pipe body 11, the seal groove 13 is formed in the connecting pipe body 12, when two corrugated pipes are required to be connected, the main pipe body 11 of one corrugated pipe is inserted into the connecting pipe body 12 of the other pipe body, the clamping teeth 14 are combined with the seal groove 13, connection can be achieved, the throttling type corrugated pipe is simple and convenient, meanwhile, the clamping teeth 14 on the main pipe body 11 can be clamped with the seal groove 13 and can also serve as reinforcing ribs on the main pipe body 11, the seal groove 13 is connected with the clamping teeth 14 and can also serve as the reinforcing ribs on the connecting pipe body 12, the strength of the pipe body is enhanced, in addition, the seal ring 2 is arranged in the seal groove 13 without being buckled into the clamping teeth 14, and therefore the sealing performance of the corrugated pipe is better.
Claims (8)
1. The utility model provides an embedded skeleton seals throttle formula bellows, includes body and the sealing washer of setting in the body, its characterized in that: the pipe body is including being responsible for the body and connecting tube body, be responsible for the body and set up the one end at connecting tube body, be equipped with the seal groove more than two in the connecting tube body, the seal groove is owing to connecting tube body inner wall outwards protruding establishing, and the seal groove sets up along connecting tube body circumferencial direction, is located to be equipped with the sealing washer in the seal groove, be equipped with the skeleton in the sealing washer, still be equipped with the latch corresponding with the seal groove on being responsible for the outer wall of body.
2. The in-line, skeletal-seal, throttling bellows of claim 1, wherein: the sealing ring comprises a main body and a framework groove, wherein the framework groove is formed in the main body, and an elastic framework is arranged in the framework groove.
3. The in-line, skeletal-seal, throttling bellows of claim 2, wherein: the outer wall of the sealing ring main body is provided with tooth-shaped protrusions.
4. The in-line, skeletal-seal, throttling bellows of claim 1, wherein: the diameter of the connecting pipe body is larger than that of the main pipe body.
5. The in-line, skeletal-seal, throttling bellows of claim 1, wherein: the shape of the latch corresponds to the shape of the sealing groove.
6. The in-line, skeletal-seal, throttling bellows of claim 4, wherein: the main pipe body is further provided with a sleeve, and the sleeve is wrapped and connected to more than one clamping tooth.
7. The in-line, skeletal-seal, throttling bellows of claim 4, wherein: be equipped with the fixed latch that the outside protrusion was established on being close to the outer wall of the one end of connecting tube body, the connecting tube body is close to being equipped with the fixed slot who corresponds with the fixed latch on being close to the inner wall of being responsible for the body.
8. The in-line, skeletal-seal, throttling bellows of claim 4, wherein: the protruding height of the fixed latch is equal to the protruding height of the latch, and the recessed height of the fixed clamping groove is equal to the recessed height of the sealing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023020488.4U CN214789657U (en) | 2020-12-15 | 2020-12-15 | Embedded skeleton seals throttle formula bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023020488.4U CN214789657U (en) | 2020-12-15 | 2020-12-15 | Embedded skeleton seals throttle formula bellows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214789657U true CN214789657U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023020488.4U Active CN214789657U (en) | 2020-12-15 | 2020-12-15 | Embedded skeleton seals throttle formula bellows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214789657U (en) |
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2020
- 2020-12-15 CN CN202023020488.4U patent/CN214789657U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An embedded skeleton seal throttling bellows Effective date of registration: 20221125 Granted publication date: 20211119 Pledgee: Guangfa Bank Co.,Ltd. Qingyuan Branch Pledgor: GUANGDONG TONGSU PIPELINE Co.,Ltd. Registration number: Y2022980023739 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |