CN209802544U - novel double-layer corrugated pipe - Google Patents
novel double-layer corrugated pipe Download PDFInfo
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- CN209802544U CN209802544U CN201921072475.6U CN201921072475U CN209802544U CN 209802544 U CN209802544 U CN 209802544U CN 201921072475 U CN201921072475 U CN 201921072475U CN 209802544 U CN209802544 U CN 209802544U
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- corrugated pipe
- sleeve
- bellows
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Abstract
The utility model discloses a novel double-layer corrugated pipe, in particular to the field of corrugated pipes, which comprises a double-layer corrugated pipe body, wherein the double-layer corrugated pipe body comprises a corrugated pipe component and a limiting reinforcing component; the corrugated pipe assembly comprises an inner corrugated pipe and an outer corrugated pipe, and the inner corrugated pipe is arranged on the inner side of the outer corrugated pipe; the limiting reinforcing assembly comprises a first sleeve and a second sleeve. The utility model discloses a set up first clamping ring and second clamping ring, convenient at first sleeve pipe and second sleeve pipe one end the utility model discloses the installation, and sealed with fixed effectual, through the holistic toughness of spring increase that sets up, improve life, slide in the spout on first sleeve pipe by spacing through the slider on the second sleeve pipe, bellows and outer bellows's the biggest extension and shrink distance in the indirect control, make interior bellows and outer bellows be difficult for shrink or tensile excessive and damage, guaranteed the utility model discloses a stability.
Description
Technical Field
The utility model relates to a bellows technical field, more specifically says, the utility model relates to a novel double-deck bellows.
background
The corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, the corrugated pipe is widely applied to instruments and meters, and mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force, the corrugated pipe has a thin pipe wall and high sensitivity, the measuring range is from tens of Pa to tens of MPa, the open end of the corrugated pipe is fixed, the sealing end is in a free state, and the auxiliary spiral spring or reed is used for increasing elasticity, the corrugated pipe extends along the length direction of the pipe under the action of internal pressure during working, so that the movable end generates displacement which has a certain relation with the pressure, the movable end drives a pointer to directly indicate the pressure, the corrugated pipe is often combined with the displacement sensor to form a pressure sensor which outputs electric quantity, and sometimes the corrugated pipe is also used as an isolating element, and the response speed of the corrugated pipe is lower than that of a Bourdon pipe, the bellows is adapted to measure low pressure.
The utility model discloses a patent authorizes utility model patent of publication number CN 206973083U discloses a double-deck bellows belongs to vacuum chamber accessory technical field, this utility model's double-deck bellows, interior bellows and outer bellows including interconnect, outer bellows is transparent construction. Because what outer bellows adopted in the utility model is transparent construction, consequently when interior bellows took place to leak, can see through the position that outer bellows in time found the leakage, replace the bellows. Meanwhile, the existence of the outer corrugated pipe does not lead to sudden deterioration of the vacuum degree, so that the corrugated pipe can be continuously used if the corrugated pipe is not replaced until the outer corrugated pipe leaks, and therefore the double-layer corrugated pipe in the utility model has a longer service life and is easy to observe the position where the leakage occurs.
but it is when the in-service use, still there are more shortcomings, like this utility model in the inner bellows easily shrink with outer bellows or tensile excessively and damage to influenced the utility model discloses stability when using.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a novel double-layer corrugated pipe, through setting up first clamping ring and second clamping ring at first sleeve pipe and second sleeve pipe one end, it is convenient the utility model discloses the installation, and sealed with fixed effectual, through the holistic toughness of the spring increase that sets up, improve life, slider through on the second sleeve pipe is by spacing slip on first sleeve pipe in the spout, bellows and outer bellows's the biggest extension and the shrink distance in the indirect control, make interior bellows and outer bellows be difficult for the shrink or stretch excessively and damage, guaranteed the utility model provides a stability to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel double-layer corrugated pipe comprises a double-layer corrugated pipe body, wherein the double-layer corrugated pipe body comprises a corrugated pipe assembly and a limiting reinforcing assembly;
The corrugated pipe assembly comprises an inner corrugated pipe and an outer corrugated pipe, and the inner corrugated pipe is arranged on the inner side of the outer corrugated pipe;
The limiting reinforcing assembly comprises a first sleeve and a second sleeve, a first groove is formed in the inner side of the first sleeve, a second groove is formed in the inner side of the second sleeve, a spring is arranged inside the first groove, the spring is arranged inside the second groove, a sliding groove is formed in the top and the bottom of the first sleeve, a sliding block is fixedly arranged at the top and the bottom of the second sleeve, the sliding block is arranged inside the sliding groove, a first connecting ring is fixedly arranged on one side of the first sleeve and one side of the second sleeve, a second connecting ring is sleeved on the first connecting ring, first threads are arranged on the outer side of the first connecting ring, and second threads are arranged inside the second connecting ring.
In a preferred embodiment, an outer fixing ring is sleeved at one end of each of the first sleeve and the second sleeve, and both ends of the outer corrugated pipe are arranged inside the outer fixing ring.
In a preferred embodiment, the inner sides of one ends of the first sleeve and the second sleeve are respectively provided with an inner fixing ring, and both ends of the inner corrugated pipe are sleeved outside the inner fixing rings.
In a preferred embodiment, the outer side of the inner bellows is filled with a lubricant, which is provided on the inner side of the outer bellows.
In a preferred embodiment, the inner bellows is disposed inside the spacing-enhancing component, and the outer bellows is disposed outside the spacing-enhancing component.
in a preferred embodiment, one end of the spring is fixedly arranged at one side of the inner part of the first groove, and the other end of the spring is fixedly arranged at one side of the inner part of the second groove.
In a preferred embodiment, one end of the second sleeve is arranged inside the first groove.
In a preferred embodiment, the first thread is engaged with the second thread.
The utility model discloses a technological effect and advantage:
1. The first connecting ring and the second connecting ring are arranged at one end of the first sleeve and one end of the second sleeve, so that the installation of the utility model is convenient, the sealing and fixing effects are good, the overall toughness is increased through the arranged spring, the service life is prolonged, the sliding block on the second sleeve slides in the sliding groove on the first sleeve in a limiting way, the maximum extension and contraction distances of the inner corrugated pipe and the outer corrugated pipe are indirectly controlled, the inner corrugated pipe and the outer corrugated pipe are not easy to contract or damage due to excessive extension, and the use stability of the utility model is ensured;
2. through the outer retainer plate and the interior retainer plate that set up with interior bellows and outer bellows both ends compress tightly in first sleeve pipe and the sheathed tube inside and outside of second to bellows and outer bellows's fixed effect is better in making, through including fill certain emollient between bellows and the outer bellows, thereby when reducing interior bellows and outer bellows and stretch out and draw back with first sleeve pipe and the sheathed tube friction and wear of second, has further increased the utility model discloses a life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a first sleeve of the present invention.
Fig. 3 is a front view of the first connection ring of the present invention.
Fig. 4 is a front view of the second connecting ring of the present invention.
fig. 5 is a schematic view of the three-dimensional structure of the inner fixing ring of the present invention.
The reference signs are: 1 double-deck bellows body, 2 bellows subassembly, 3 spacing reinforcing means, 4 interior bellows, 5 outer bellows, 6 first sleeve pipes, 7 second sleeve pipes, 8 first recess, 9 second recesses, 10 springs, 11 spouts, 12 sliders, 13 first clamping rings, 14 second clamping rings, 15 first screw thread, 16 second screw thread, 17 outer retainer plate, 18 inner retainer plate, 19 emollient.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
the novel double-layer corrugated pipe shown in the attached fig. 1-4 comprises a double-layer corrugated pipe body 1, wherein the double-layer corrugated pipe body 1 comprises a corrugated pipe assembly 2 and a limiting reinforcing assembly 3;
the corrugated pipe assembly 2 comprises an inner corrugated pipe 4 and an outer corrugated pipe 5, and the inner corrugated pipe 4 is arranged on the inner side of the outer corrugated pipe 5;
The limiting reinforcing component 3 comprises a first sleeve 6 and a second sleeve 7, a first groove 8 is formed in the inner side of the first sleeve 6, a second groove 9 is formed in the inner side of the second sleeve 7, a spring 10 is arranged in the first groove 8, the spring 10 is arranged in the second groove 9, sliding grooves 11 are formed in the top and the bottom of the first sleeve 6, sliding blocks 12 are fixedly arranged on the top and the bottom of the second sleeve 7, the sliding blocks 12 are arranged in the sliding grooves 11, a first connecting ring 13 is fixedly arranged on one side of each of the first sleeve 6 and the second sleeve 7, a second connecting ring 14 is sleeved on the first connecting ring 13, first threads 15 are arranged on the outer side of the first connecting ring 13, and second threads 16 are arranged in the second connecting ring 14;
The inner corrugated pipe 4 is arranged on the inner side of the limiting and reinforcing component 3, and the outer corrugated pipe 5 is arranged on the outer side of the limiting and reinforcing component 3;
One end of the spring 10 is fixedly arranged at one side in the first groove 8, and the other end of the spring is fixedly arranged at one side in the second groove 9;
One end of the second sleeve 7 is arranged in the first groove 8;
the first thread 15 is engaged with the second thread 16.
the implementation mode is specifically as follows: the utility model is convenient to install by connecting the interfaces by arranging the second connecting ring 14 with different size at one end to be replaceable when installing at the appointed position, so as to adapt to the interfaces with different models, when the utility model is contracted, the second sleeve 7 slides in the first groove 8 on the first sleeve 6, so as to contract the inner corrugated pipe 4 and the outer corrugated pipe 5, the spring 10 is arranged in the second groove 9 on the second sleeve 7 and the first groove 8 on the first sleeve 6, thereby indirectly increasing the toughness and the strength of the inner corrugated pipe 4 and the outer corrugated pipe 5, thereby the utility model has longer service life, the slide block 12 on the second sleeve 7 slides in the slide groove 11 on the first sleeve 6, the length of the slide groove 11 is matched with the expansion distance of the inner corrugated pipe 4 and the outer corrugated pipe 5, thereby when making slider 12 slide to 11 side limits on the spout, for the maximum distance that interior bellows 4 and outer bellows 5 extend and shrink, the utility model discloses a set up first clamping ring 13 and second clamping ring 14 in first sleeve 6 and 7 one ends of second sleeve, it is convenient the utility model discloses the installation, and sealed and fixed effectual, through the holistic toughness of spring 10 increase that sets up, improve life, slider 12 through on the second sleeve 7 is by spacing sliding in spout 11 on first sleeve 6, bellows 4 and outer bellows 5's the biggest extension and shrink distance in the indirect control, make interior bellows 4 and outer bellows 5 be difficult for shrink or tensile excessive and damage, guaranteed the utility model discloses a stability.
the novel double-layer corrugated pipe shown in fig. 1 and 5 further comprises an outer fixing ring 17, wherein the outer fixing ring 17 is sleeved at one end of the first sleeve 6 and one end of the second sleeve 7, and two ends of the outer corrugated pipe 5 are arranged on the inner side of the outer fixing ring 17;
The inner sides of one ends of the first sleeve 6 and the second sleeve 7 are respectively provided with an inner fixing ring 18, and the two ends of the inner corrugated pipe 4 are respectively sleeved on the outer side of the inner fixing ring 18;
The outer side of the inner bellows 4 is filled with a lubricant 19, and the lubricant 19 is provided inside the outer bellows 5.
The implementation mode is specifically as follows: through the outer retainer plate 17 that sets up and the inside retainer plate 18 compress tightly inside bellows 4 and outside bellows 5 both ends in first sleeve 6 and second sleeve 7, thereby make inside bellows 4 better with the fixed effect of outer bellows 5, through fill certain emollient between inside bellows 4 and outer bellows 5, thereby reduce inside bellows 4 and outer bellows 5 when flexible with the frictional wear of first sleeve 6 and second sleeve 7, further increased the utility model discloses a life.
the utility model discloses the theory of operation:
Referring to the attached drawings 1-4 of the specification, the first connecting ring 13 and the second connecting ring 14 are arranged at one end of the first sleeve 6 and one end of the second sleeve 7, so that the installation of the utility model is convenient, the sealing and fixing effects are good, the overall toughness is increased through the arranged spring 10, the service life is prolonged, the slider 12 on the second sleeve 7 is limited in the chute 11 on the first sleeve 6 to slide, the maximum extension and contraction distance of the inner corrugated pipe 4 and the outer corrugated pipe 5 is indirectly controlled, the inner corrugated pipe 4 and the outer corrugated pipe 5 are not easy to contract or are damaged due to excessive extension, and the use stability of the utility model is ensured;
referring to description figure 1 and figure 5, the outside retainer plate 17 and the interior retainer plate 18 through the setting compress tightly interior bellows 4 and the outside bellows 5 both ends at the inside and outside of first sleeve 6 and second sleeve 7 to make the fixed effect of interior bellows 4 and outer bellows 5 better, through filling certain emollient between interior bellows 4 and outer bellows 5, thereby reduce in bellows 4 and outer bellows 5 when flexible with the frictional wear of first sleeve 6 and second sleeve 7, further increased the utility model discloses a life.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A novel double-layer corrugated pipe is characterized in that: the corrugated pipe comprises a double-layer corrugated pipe body (1), wherein the double-layer corrugated pipe body (1) comprises a corrugated pipe assembly (2) and a limiting reinforcing assembly (3);
The corrugated pipe assembly (2) comprises an inner corrugated pipe (4) and an outer corrugated pipe (5), and the inner corrugated pipe (4) is arranged on the inner side of the outer corrugated pipe (5);
the limiting and reinforcing component (3) comprises a first sleeve (6) and a second sleeve (7), a first groove (8) is arranged on the inner side of the first sleeve (6), a second groove (9) is arranged on the inner side of the second sleeve (7), a spring (10) is arranged in the first groove (8), the spring (10) is arranged in the second groove (9), the top and the bottom of the first sleeve (6) are both provided with sliding grooves (11), the top and the bottom of the second sleeve (7) are both fixedly provided with sliding blocks (12), the slide block (12) is arranged in the sliding groove (11), one side of the first sleeve (6) and one side of the second sleeve (7) are both fixedly provided with a first connecting ring (13), the connecting structure is characterized in that a second connecting ring (14) is sleeved on the first connecting ring (13), first threads (15) are arranged on the outer side of the first connecting ring (13), and second threads (16) are arranged inside the second connecting ring (14).
2. A novel double-layer corrugated pipe as claimed in claim 1, wherein: first sleeve pipe (6) and second sleeve pipe (7) one end all cup joints and is equipped with outer retainer plate (17), outer retainer plate (17) are inboard all located at outer bellows (5) both ends.
3. A novel double-layer corrugated pipe as claimed in claim 1, wherein: first sleeve pipe (6) and second sleeve pipe (7) one end inboard all are equipped with interior retainer plate (18), interior corrugated tube (4) both ends all cup joint and locate interior retainer plate (18) outside.
4. a novel double-layer corrugated pipe as claimed in claim 1, wherein: the outer side of the inner corrugated pipe (4) is filled with a lubricant (19), and the lubricant (19) is arranged on the inner side of the outer corrugated pipe (5).
5. a novel double-layer corrugated pipe as claimed in claim 1, wherein: the inner corrugated pipe (4) is arranged on the inner side of the limiting and reinforcing component (3), and the outer corrugated pipe (5) is arranged on the outer side of the limiting and reinforcing component (3).
6. A novel double-layer corrugated pipe as claimed in claim 1, wherein: one end of the spring (10) is fixedly arranged on one side inside the first groove (8) and the other end of the spring is fixedly arranged on one side inside the second groove (9).
7. A novel double-layer corrugated pipe as claimed in claim 1, wherein: one end of the second sleeve (7) is arranged in the first groove (8).
8. A novel double-layer corrugated pipe as claimed in claim 1, wherein: the first thread (15) is engaged with the second thread (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921072475.6U CN209802544U (en) | 2019-07-10 | 2019-07-10 | novel double-layer corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921072475.6U CN209802544U (en) | 2019-07-10 | 2019-07-10 | novel double-layer corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209802544U true CN209802544U (en) | 2019-12-17 |
Family
ID=68817830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921072475.6U Active CN209802544U (en) | 2019-07-10 | 2019-07-10 | novel double-layer corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209802544U (en) |
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2019
- 2019-07-10 CN CN201921072475.6U patent/CN209802544U/en active Active
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