CN219717788U - Supporting framework of pipeline plugging device - Google Patents
Supporting framework of pipeline plugging device Download PDFInfo
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- CN219717788U CN219717788U CN202321335782.5U CN202321335782U CN219717788U CN 219717788 U CN219717788 U CN 219717788U CN 202321335782 U CN202321335782 U CN 202321335782U CN 219717788 U CN219717788 U CN 219717788U
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- 238000005452 bending Methods 0.000 claims abstract description 59
- 238000007789 sealing Methods 0.000 abstract description 27
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the technical field of pipeline plugging, in particular to a supporting framework of a pipeline plugging device, which comprises an inner framework and an outer framework, wherein the inner framework is outwards bent along the circumferential direction to form a bent part, the outer framework is inwards bent along the circumferential direction to form a bent part, the outer framework is arranged at the outer side of the inner framework, the bent part on the inner framework corresponds to the bent part on the outer framework, a cavity is formed between the bent part of the inner framework and the bent part of the outer framework, and one end width of the cavity is larger than the other end width of the cavity. According to the supporting framework of the pipeline plugging device, the cavity formed between the bending parts of the inner framework and the outer framework is internally provided with the pushing piece, and the pushing piece can push and expand the inner framework inwards and push and expand the outer framework outwards by moving so as to realize sealing between cables and pipelines by external sealing deformation of the inner framework and the outer framework, and meanwhile, the inner framework and the outer framework continuously support the sealing element in the sealing process so as to improve the sealing effect of the sealing element.
Description
Technical Field
The utility model relates to the technical field of pipeline plugging, in particular to a supporting framework of a pipeline plugging device.
Background
In the prior art, gaps are necessarily formed between the cable wells or between the cable and the pipeline of the cable outlet, so that water leakage, sludge leakage, or entry and exit of small animals and the like are caused, and potential safety hazards exist for the operation of the cable, so that the gaps are required to be plugged.
And plugging by adopting a pipeline plugging device. In the actual use process of the existing pipeline plugging device, as the supporting framework is not arranged in the existing pipeline plugging device, the situation that the sealing performance is reduced due to fatigue in use can occur. Such as Chinese utility model patent: CN202111431185.8, a cable duct plugging device, which uses two sealing caps to squeeze the rubber member, the outer wall and the inner wall of the rubber member deform outwards and inwards respectively, so as to realize the sealing between the cable and the cable duct. However, in the long-term use, the deformation of the rubber member is fatigued, resulting in a reduced sealing effect. Especially, the cable weight is great, and the cable itself can have certain shake, can seriously influence the life and the waterproof sealing performance of pipeline plugging device.
Disclosure of Invention
The utility model aims to solve the technical defects and provides a supporting framework of the pipeline plugging device, which can push the sealing element of the pipeline plugging device inwards and outwards and continuously maintain the supporting.
The utility model discloses a supporting framework of a pipeline plugging device, which comprises an inner framework and an outer framework, wherein the inner framework and the outer framework are of arc-shaped sheet structures, the inner framework is outwards bent along the circumferential direction to form a bending part, and the inner framework is provided with bending parts at one or more axial positions; bending inwards on the outer framework along the circumferential direction to form a bending part, wherein the outer framework is provided with the bending part at one or more axial positions; the outer framework is arranged on the outer side of the inner framework, the bending part on the inner framework corresponds to the bending part on the outer framework, a cavity is formed between the bending part of the inner framework and the bending part of the outer framework, and one end width of the cavity is larger than the other end width of the cavity.
A plurality of hollow structures are arranged on the inner framework and the outer framework at the circumference of the bending part at intervals, and when the inner framework is matched with the outer framework, the bending part of the inner framework is inserted into the hollow structure of the outer framework, and the bending part of the outer framework is inserted into the hollow structure of the inner framework.
The both ends of inner skeleton outwards buckle and form the linking wall, and the both ends of outer skeleton inwards buckle and form the linking wall, and when inner skeleton and outer skeleton joined in marriage, linking wall on the inner skeleton and linking wall range upon range of setting on the outer skeleton are provided with the connecting hole in the corresponding department of linking wall of inner skeleton and linking wall of outer skeleton.
And arc bending structures are arranged at the bending parts on the inner framework and the outer framework and at the areas outside the hollow structures.
Holes or grooves are formed in the bending parts of the inner framework and the outer framework at the positions corresponding to the connecting holes in the axial direction, and bolts can pass through the holes or grooves.
According to the supporting framework of the pipeline plugging device, the cavity formed between the bending parts of the inner framework and the outer framework is internally provided with the pushing piece, and the pushing piece can push and expand the inner framework inwards and push and expand the outer framework outwards by moving so as to realize sealing between cables and pipelines by external sealing deformation of the inner framework and the outer framework, and meanwhile, the inner framework and the outer framework continuously support the sealing element in the sealing process so as to improve the sealing effect of the sealing element.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model 1;
FIG. 2 is a schematic diagram of the structure of the present utility model 2;
FIG. 3 is a schematic view of the structure of the inner frame of the present utility model 1;
FIG. 4 is a schematic view of the structure of the inner frame of the present utility model 2;
FIG. 5 is a schematic structural view of an exoskeleton of the present utility model 1;
fig. 6 is a schematic structural view of the exoskeleton of the present utility model 2.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Example 1:
as shown in fig. 1 to 6, the utility model discloses a supporting framework of a pipeline plugging device, which comprises an inner framework 1 and an outer framework 2, wherein the inner framework 1 and the outer framework 2 are of arc-shaped sheet structures, the inner framework 1 is outwards bent along the circumferential direction to form a bending part 3, and the inner framework 1 is provided with the bending part 3 at one or more axial positions; bending inwards on the outer skeleton 2 along the circumferential direction to form a bending part 3, wherein the outer skeleton 2 is provided with the bending part 3 at one or more axial positions; the outer framework 2 is arranged on the outer side of the inner framework 1, the bending part 3 on the inner framework 1 corresponds to the bending part 3 on the outer framework 2, a cavity is formed between the bending part 3 of the inner framework 1 and the bending part 3 of the outer framework 2, and one end width of the cavity is larger than the other end width.
Wherein the inner skeleton 1 and the outer skeleton 2 are mutually independent arc-shaped sheet structures, a plurality of skeletons can form an annular structure, a plurality of outer skeletons 2 can form an annular structure, and the diameter of the annular structure formed by the inner skeleton 1 is smaller than that of the annular structure formed by the outer skeleton 2. In normal use, the inner frame 1 and the outer frame 2 are stacked, and a certain gap is required between the two. The bending part 3 on the inner framework 1 is bent outwards, the bending part 3 on the outer framework 2 is bent inwards, a cavity is formed after the bending part and the bending part are corresponding, and meanwhile one end of the cavity is large, and the other end of the cavity is small. When the pipeline plugging device is assembled in the pipeline plugging device for use, a pushing piece is arranged in the cavity, a through screw rod is arranged between the inner framework 1 and the outer framework 2 in a penetrating mode, and the pushing piece is connected with the screw rod through threads. The two ends of the inner framework 1 and the outer framework 2 are rotationally connected with the screw rod, and at least one end is required to be limited in the axial direction. Under the natural state, the pushing piece is the great one end of setting at cavity width, and the screw rod rotates and drives the pushing piece and remove to less one end by the great one end of width in the cavity, and the pushing piece extrudees the kink 3 of inner skeleton 1 and outer skeleton 2 in the removal in-process, outwards pushes the kink 3 of outer skeleton 2, inwards pushes the kink 3 of inner skeleton 1, realizes that inner skeleton 1 and outer skeleton 2 take place the deformation, and the clearance between the two increases, and it drives inside and outside sealing member respectively inwards and outwards to warp in pipeline plugging device, realizes the shutoff. The framework can always support the sealing element in a state of realizing sealing after the sealing element is extruded and deformed in the pipeline sealing device, so that the sealing performance of the framework is ensured in the use process.
The bending portions 3 on the inner and outer skeletons 1, 2 of the present embodiment are disposed at three different axial positions, and according to practical needs, in other embodiments, the bending portions 3 may be disposed at only one axial position of the inner and outer skeletons 1, 2, or may be disposed at two axial positions, or may be disposed at more axial positions, such as four axial positions, or 5 axial positions.
The inner framework 1 and the outer framework 2 at the circumference of the bending part 3 are respectively provided with a plurality of hollow structures 4 at intervals, and when the inner framework 1 is matched with the outer framework 2, the bending part 3 of the inner framework 1 is inserted into the hollow structures 4 of the outer framework 2, and the bending part 3 of the outer framework 2 is inserted into the hollow structures 4 of the inner framework 1.
The hollow structure 4 on the inner framework 1 is matched with the bending part 3 on the outer framework 2, and the hollow structure 4 on the outer framework 2 is matched with the bending part 3 on the inner framework 1, so that the bending amplitude of the bending part 3 is effectively increased under the condition that the gap between the inner framework 1 and the outer framework 2 is unchanged, the inward pushing amplitude of the inner framework 1 and the outward pushing amplitude of the outer framework 2 can be increased in the moving process of the pushing sheet, the deformation of the outer framework 2 and the inner framework 1 is increased, the extrusion degree of sealing pieces inside and outside is larger, and the whole pipeline plugging device is strong in deformation capacity, good in plugging effect and good in sealing effect.
The both ends of inner skeleton 1 outwards buckle and form connecting wall 5, and the both ends of outer skeleton 2 inwards buckle and form connecting wall 5, and when inner skeleton 1 and outer skeleton 2 cooperate, connecting wall 5 on inner skeleton 1 and connecting wall 5 range upon range of setting on outer skeleton 2 are provided with connecting hole 6 in the corresponding department of connecting wall 5 and outer skeleton 2 of inner skeleton 1. The connecting wall 5 can realize that the both ends of inner skeleton 1 and outer skeleton 2 cup joint with the screw rod directly, connecting hole 6 cup joints on the screw rod, need not to connect with the help of other parts, can promote assembly efficiency, reduce cost moreover.
An arc bending structure 8 is arranged at the area outside the bending part 3 and the hollow structure 4 on the inner framework 1 and the outer framework 2. When the inner framework 1 and the outer framework 2 are subjected to pressure deformation, the arc-shaped bending structure 8 can increase the deformation capacity and the deformation amplitude of the pipeline plugging device under the condition that the positions of the two ends of the inner framework are unchanged, so that the plugging and sealing effects of the pipeline plugging device can be improved.
Holes or grooves 7 are formed in the bending parts 3 of the inner framework 1 and the outer framework 2 at the positions corresponding to the connecting holes 6 in the axial direction, and bolts can pass through the holes or grooves. Because the screw rod needs to be penetrated in the connecting hole 6, the bending part 3 at the corresponding position is overlapped with the screw rod, the hole or the groove 7 is formed, the screw rod passes through, and the inner framework 1 and the outer framework 2 can not interfere with the screw rod through the arrangement of the hole or the groove 7 when being extruded and deformed, so that the operation process is more stable.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be in interaction relationship with two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The present utility model is not limited to the preferred embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (5)
1. A support framework of a pipeline plugging device, which is characterized in that: the inner framework and the outer framework are of arc-shaped sheet structures, the inner framework is outwards bent along the circumferential direction to form a bending part, and the inner framework is provided with the bending part at one or more axial positions; bending inwards on the outer framework along the circumferential direction to form a bending part, wherein the outer framework is provided with the bending part at one or more axial positions; the outer framework is arranged on the outer side of the inner framework, the bending part on the inner framework corresponds to the bending part on the outer framework, a cavity is formed between the bending part of the inner framework and the bending part of the outer framework, and one end width of the cavity is larger than the other end width of the cavity.
2. The support frame of a pipe plugging device of claim 1, wherein: a plurality of hollow structures are arranged on the inner framework and the outer framework at the circumference of the bending part at intervals, and when the inner framework is matched with the outer framework, the bending part of the inner framework is inserted into the hollow structure of the outer framework, and the bending part of the outer framework is inserted into the hollow structure of the inner framework.
3. A support framework for a pipe plugging device according to claim 1 or 2, wherein: the both ends of inner skeleton outwards buckle and form the linking wall, and the both ends of outer skeleton inwards buckle and form the linking wall, and when inner skeleton and outer skeleton joined in marriage, linking wall on the inner skeleton and linking wall range upon range of setting on the outer skeleton are provided with the connecting hole in the corresponding department of linking wall of inner skeleton and linking wall of outer skeleton.
4. A support frame for a pipe plugging device according to claim 3 wherein: and arc bending structures are arranged at the bending parts on the inner framework and the outer framework and at the areas outside the hollow structures.
5. A support frame for a pipe plugging device according to claim 3 wherein: holes or grooves are formed in the bending parts of the inner framework and the outer framework at the positions corresponding to the connecting holes in the axial direction, and bolts can pass through the holes or grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321335782.5U CN219717788U (en) | 2023-05-29 | 2023-05-29 | Supporting framework of pipeline plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321335782.5U CN219717788U (en) | 2023-05-29 | 2023-05-29 | Supporting framework of pipeline plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219717788U true CN219717788U (en) | 2023-09-19 |
Family
ID=87980398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321335782.5U Active CN219717788U (en) | 2023-05-29 | 2023-05-29 | Supporting framework of pipeline plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219717788U (en) |
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2023
- 2023-05-29 CN CN202321335782.5U patent/CN219717788U/en active Active
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