CN210566738U

CN210566738U - Metal corrugated pipe

Info

Publication number: CN210566738U
Application number: CN201921447168.1U
Authority: CN
Inventors: 马志荣; 马振豪; 陆文明
Original assignee: Wuxi Chuangfan Auto Parts Co Ltd
Current assignee: Wuxi Chuangfan Auto Parts Co Ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-05-19
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a metal corrugated pipe, including the bellows, the welding is at the interior net cover of bellows inner ring wall, the welding is at outer net cover and the pipeline of bellows outer ring wall, still include the installation piece of fixing at outer net cover both ends, the switching ring piece that links to each other with the pipeline, the inserted bar and set up the inserted block on the inserted bar lateral wall, the one end that two installation pieces kept away from outer net cover all is equipped with the mounting groove that supplies switching ring piece to keep away from the pipeline one end piece to insert, be equipped with the first cavity that is linked together with the mounting groove in the installation piece, the inserted bar two sets up in the first cavity relatively, the outer wall of switching ring piece is equipped with the slot, be equipped with the second cavity that is linked together with the slot in the switching ring piece, be equipped with the drive assembly that the drive inserted block inserted in the slot in the first cavity, be equipped with the; the corrugated pipe is convenient for installing pipelines with different diameters and sizes, is convenient to disassemble and assemble, and has a wide application range.

Description

Metal corrugated pipe

Technical Field

The utility model relates to a corrugated metal pipe's technical field, in particular to corrugated metal pipe.

Background

The metal corrugated pipe is a wave-like pipe with a regular shape, the commonly used metal corrugated pipes comprise carbon steel and stainless steel, and also comprise steel lining plastic, aluminum and the like, and the corrugated pipe plays roles in sealing, noise reduction, energy storage, thermal compensation and medium isolation.

The metal corrugated pipe used at present generally has the problems of deformation and unstable structure when stretching and compressing linear motion is carried out, so a net sleeve is generally welded on the inner ring wall of the corrugated pipe, and meanwhile, the net sleeve is sleeved on the outer ring wall of the corrugated pipe, so that the net sleeve not only shares static load of the metal corrugated pipe in the axial direction and the radial direction, but also can ensure that the corrugated pipe can work safely and reliably under the condition of pulsation action generated by fluid flowing along a pipeline, and simultaneously can ensure that the corrugated pipe part is indirectly subjected to mechanical damage in the aspects of relative friction, impact and the like.

The existing installation method of the net cover generally firstly covers the net cover on the corrugated pipe, then two lantern ring joints are welded at two ends of the corrugated pipe, and the lantern ring joints are integrally connected with the pipeline; when needs link to each other to the pipeline of different diameter sizes, because the lantern ring welding is sheathe in the net, be difficult to change the lantern ring, and the lantern ring adopts the welding mode, troublesome poeration, consuming time and difficultly, the installation effectiveness is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a corrugated metal pipe, its advantage is: the corrugated pipe is convenient for installing pipelines with different diameters and sizes, is convenient to disassemble and assemble, and has a wide application range.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a metal corrugated pipe comprises a corrugated pipe body, an inner net sleeve welded on the inner ring wall of the corrugated pipe body, an outer net sleeve welded on the outer ring wall of the corrugated pipe body and a pipeline, and further comprises mounting blocks fixed at two ends of the outer net sleeve, a switching ring block connected with the pipeline, an insertion rod and insertion blocks arranged on the side wall of the insertion rod, wherein one end, far away from the outer net sleeve, of each mounting block is provided with a mounting groove for the insertion of one end block, far away from the pipeline, of each switching ring block, a first cavity communicated with the mounting groove is formed in each mounting block, the two insertion rods are oppositely arranged in the first cavities, slots are formed in the outer walls of the switching ring blocks, a second cavity communicated with the slots is formed in each switching ring block, a driving assembly for driving the insertion blocks to be inserted into the slots is arranged in the first cavities, and a abutting assembly for fixing the insertion blocks.

Through the technical scheme, the adapter ring block is firstly inserted into the mounting groove, and then the insertion block is inserted into the slot through the driving assembly; then the insert block is fixed in the slot through the abutting component, so that the fixed connection between the pipeline and the outer net sleeve is realized; the corrugated pipe formed by adopting the structure is convenient to install, is convenient for workers to replace pipelines with different diameters and sizes, and has wide application range.

The utility model discloses further set up to: the cross section of the adapter ring block is trapezoidal, one end of the adapter ring block with the smaller diameter is inserted into the mounting groove, and the other end of the adapter ring block with the larger diameter is connected with the pipeline.

Through above-mentioned technical scheme, the switching ring piece is trapezoidal setting, and when inserting a certain position in the mounting groove, the outer wall of switching ring piece can support tightly on the inner wall of mounting groove, and the inserted block of being convenient for aligns the slot, and then the accessible drive assembly will insert in the slot, has improved the installation effectiveness.

The utility model discloses further set up to: drive assembly includes first sleeve, cup joints the complex second sleeve with first sleeve, sets up the actuating lever on first sleeve and second sleeve outer wall and sets up the slider in first sleeve outer wall bottom respectively, the one end that first sleeve and second sleeve kept away from each other respectively with two inserted bar fixed connection, two outside the lateral wall of installation piece all was extended to the top of actuating lever, the outer wall of installation piece is equipped with the opening that supplies the actuating lever to slide along its circumference, the telescopic inner wall of second is equipped with the spout that supplies the slider to slide along its length direction, be equipped with fixed first telescopic locking Assembly in the second sleeve.

Through the technical scheme, the two driving rods are close to each other, the first sleeve slides in the second sleeve, the two inserting rods are close to each other, and the inserting block can be inserted into the inserting groove; secondly, realized the fastening connection between first sleeve and the second sleeve through locking Assembly to can fix the inserted block stably in the slot, the cooperation of spout and slider plays spacing and guide's effect to sliding of first sleeve.

The utility model discloses further set up to: locking component includes two relative first elastic block and the second elastic block that sets up on first sleeve lateral wall, telescopic inner wall of second is equipped with a plurality of draw-in grooves with first elastic block and second elastic block matched with along its axial equipartition.

Through above-mentioned technical scheme, when first telescopic one end slided in the second sleeve, first elastic block and second elastic block slided along the length direction of spout, and back when inserting the inserted block in the slot, first elastic block and second elastic block inlay card respectively are in the draw-in groove, and then have realized the stable connection to between first sleeve and the second sleeve to the stability that the inserted block is located the slot has been improved.

The utility model discloses further set up to: support tight subassembly and include that two are relative to set up voussoir in the second cavity, set up at the slide bar of voussoir lateral wall, the arc clamp and the bolt that link to each other with the slide bar, the slide bar is kept away from outside the lateral wall that the one end of voussoir extends the switching ring piece, the lateral wall of switching ring piece is equipped with the mouth that slides that supplies the slide bar to remove along its axial, the lateral wall of inserted block is equipped with the wedge groove with voussoir matched with, the lateral wall both ends of arc clamp are equipped with the through-hole that supplies the bolt to pass relatively, the outer wall equipartition of switching ring piece is equipped with a plurality of screw holes, the bolt is by outer in to insert through-.

According to the technical scheme, after the insertion block is inserted into the slot, the wedge block is driven to slide in the second cavity through the sliding rod, and then the wedge block can be inserted into the wedge-shaped slot; secondly, bolts are sequentially inserted into the through holes and the threaded holes from top to bottom, and then the arc-shaped hoop can be fixed on the outer wall of the adapter ring block, so that the stability of the insertion block in the slot is enhanced, and the stable connection between the pipeline and the outer net sleeve is realized; the locking assembly is simple in structure and convenient to disassemble and assemble.

The utility model discloses further set up to: the inner ring wall of the adapter ring block is provided with a guide groove in the same direction as the sliding opening along the radian direction of the inner ring wall, and the side wall of the sliding rod is provided with a guide block which slides in the guide groove.

Through above-mentioned technical scheme, the combination of guide block and guide way plays limiting displacement to sliding of the pole that slides, and then has improved the stability of voussoir process of sliding.

The utility model discloses further set up to: the lateral wall of opening, the mouth that slides all is equipped with memory sponge expansion ring, two the interior rampart of memory sponge expansion ring laminates with the outer wall of actuating lever, slide bar respectively.

Through the technical scheme, the memory sponge telescopic rings have good restorability, so that when the driving rod and the sliding rod slide, the two memory sponge telescopic rings can be tightly attached to the driving rod and the sliding rod respectively, and dust or other impurities are prevented from entering the first cavity and the second cavity; meanwhile, the stability of sliding between the driving rod and the sliding rod is improved.

The utility model discloses further set up to: two the inserted bar is located the relative lateral wall of first cavity and is equipped with locking spring, locking spring is along the radial flexible of adapter ring piece.

Through the technical scheme, after the insertion block is inserted into the slot, the insertion block can be tightly abutted into the slot by utilizing the elastic force of the locking spring, so that the stability of fixing the insertion block is improved.

To sum up, the utility model discloses following beneficial effect has:

1. inserting the adapter ring block into the mounting groove, and inserting the insert block into the slot through the driving assembly; the insert block is fixed in the slot through the abutting component, so that the fixed connection between the pipeline and the outer net sleeve is realized; the corrugated pipe formed by adopting the structure is convenient to install, is convenient for workers to replace pipelines with different diameters and sizes, and has wide application range;

2. firstly, the wedge block is driven to slide in the second cavity through the sliding rod, and then the wedge block can be inserted into the wedge-shaped groove; secondly, bolts are sequentially inserted into the through holes and the threaded holes from top to bottom, and then the arc-shaped hoop can be fixed on the outer wall of the adapter ring block, so that the stability of the insertion block in the slot is enhanced, and the stable connection between the pipeline and the outer net sleeve is realized; the locking assembly is simple in structure and convenient to disassemble and assemble;

3. the insert block can be tightly abutted in the slot by utilizing the elastic force of the locking spring, so that the stability of fixing the insert block is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic side sectional structure view of a part of the embodiment.

Fig. 3 is a schematic diagram of a partially enlarged structure of a in fig. 1.

Fig. 4 is a schematic diagram of a partially enlarged structure for embodying B in fig. 2.

Fig. 5 is a schematic partial top cross-sectional structural view for embodying the present embodiment.

Fig. 6 is a schematic structural view for embodying the locking assembly in the present embodiment.

Reference numerals: 1. a bellows; 2. an inner net sleeve; 3. an outer mesh sleeve; 4. a pipeline; 5. mounting blocks; 6. a transfer ring block; 7. inserting a rod; 8. inserting a block; 9. mounting grooves; 10. a first cavity; 11. a slot; 12. a second cavity; 13. a drive assembly; 131. a first sleeve; 132. a second sleeve; 133. a drive rod; 134. a slider; 14. a propping component; 141. a wedge block; 142. a slide bar; 143. an arc-shaped hoop; 144. a bolt; 15. a locking assembly; 151. a first elastic block; 152. a second elastic block; 16. an opening; 17. a card slot; 18. a sliding port; 19. a wedge-shaped groove; 20. a through hole; 21. a threaded hole; 22. a guide groove; 23. a guide block; 24. a memory sponge expansion ring; 25. a locking spring; 26. a chute.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a metal corrugated pipe is shown in figures 1 and 2 and comprises a corrugated pipe 1, an inner net sleeve 2 is welded in the corrugated pipe 1, an outer net sleeve 3 is welded outside the corrugated pipe 1, and pipelines 4 are arranged at two ends of the outer net sleeve 3.

Referring to fig. 1 and 2, mounting blocks 5 are fixed at two ends of an outer net sleeve 3, the mounting blocks 5 are arranged in a rectangular shape, a switching ring block 6 is fixed at one end of a pipeline 4, the switching ring block 6 is arranged in a trapezoidal shape, a mounting groove 9 for inserting the switching ring block 6 is formed in the side wall of each mounting block 5, the mounting groove 9 is a through groove, so that the switching ring block 6 can be inserted into the mounting groove 9, a corrugated pipe 1 can be communicated with the pipeline 4, one end of the switching ring block 6 with a smaller diameter size is inserted into the mounting groove 9, and the other end of the switching ring block 6 with a larger diameter size is integrally formed with the pipeline 4; the mounting block 5 is matched with the adapter ring block 6 in a concave-convex mode, so that the pipeline 4 with different diameters and sizes can be conveniently replaced by workers, and the application range is wide.

Referring to fig. 2, a first cavity 10 communicated with the mounting groove 9 is arranged in the mounting block 5, two opposite insertion rods 7 are arranged in the first cavity 10, insertion blocks 8 are arranged on opposite side walls of the two insertion rods 7, a slot 11 for the insertion block 8 to insert is arranged on a side wall of the adapter ring block 6, a driving assembly 13 (fig. 5) for driving the insertion block 8 to insert into the slot 11 is arranged in the first cavity 10, a second cavity 12 communicated with the slot 11 is arranged on a side wall of the adapter ring block 6, and a fastening assembly 14 for fixing the insertion block 8 in the slot 11 is arranged in the second cavity 12; after the adapter ring block 6 is inserted into the mounting groove 9, the insert block 8 is firstly inserted into the slot 11 through the driving component 13 (fig. 5); secondly, the insert block 8 is fixed in the slot 11 through the abutting component 14, so that the pipeline 4 is fixedly connected with the outer net sleeve 3; the corrugated pipe 1 formed by adopting the structure is convenient to install, is convenient for workers to replace pipelines 4 with different diameters and sizes, and has wide application range.

Referring to fig. 3 and 4, the abutting assembly 14 includes two opposite wedges 141 disposed in the second cavity 12, a sliding rod 142 disposed on a top wall of the wedge 141, an arc-shaped clamp 143 connected to the sliding rod 142, and a bolt 144, the sliding rod 142 is disposed in an L shape, a horizontal end of the sliding rod 142 is connected to a side wall of the wedge 141, a vertical end of the sliding rod 142 extends out of a side wall of the adaptor ring block 6, a sliding opening 18 for the sliding rod 142 to move is formed in the side wall of the adaptor ring block 6 along a length direction thereof, a wedge-shaped groove 19 matched with the wedge 141 is formed in the side wall of the insert block 8, through holes 20 for the bolt 144 to pass through are formed in opposite ends of the side wall of the arc-shaped clamp 143, a plurality of threaded holes 21 are uniformly distributed in an outer wall of the adaptor ring block 6 along the length direction thereof, and the bolt 144 is sequentially inserted; after the insert 8 is inserted into the slot 11, the wedge 141 is driven to slide in the second cavity 12 by the sliding rod 142, and the wedge 141 can be inserted into the wedge-shaped groove 19; secondly, the bolts 144 are sequentially inserted into the through holes 20 and the threaded holes 21 from top to bottom, and then the arc-shaped hoop 143 can be fixed on the outer wall of the adapter ring block 6, so that the stability of the insertion block 8 in the slot 11 is enhanced, and the stable connection between the pipeline 4 (figure 2) and the outer net sleeve 3 (figure 2) is realized; this locking Assembly 15, simple structure makes things convenient for the dismouting.

Referring to fig. 4, the inner annular wall of the adaptor ring 6 is provided with a guide groove 22 along the radian direction thereof, the guide groove 22 is in the same direction as the sliding opening 18, and the horizontal end of the sliding rod 142 is provided with a guide block 23 sliding in the sliding groove 26; the combination of the guide block 23 and the guide groove 22 facilitates the stable driving of the sliding rod 142 by the worker to slide, thereby improving the stability of the sliding process of the wedge block 141.

Referring to fig. 2 and 5, the opposite side walls of the two insert rods 7 located in the first cavity 10 are provided with locking springs 25, and the locking springs 25 are extended and contracted along the radial direction of the adapter ring block 6; after the insert block 8 is inserted into the slot 11, the insert block 8 can be tightly abutted in the slot 11 by using the elastic force of the locking spring 25, so that the stability of fixing the insert block 8 is improved.

Referring to fig. 2 and 5, the driving assembly 13 includes a first sleeve 131, a second sleeve 132 in sleeve fit with the first sleeve 131, driving rods 133 respectively disposed on top walls of the first sleeve 131 and the second sleeve 132, and sliders 134 disposed on bottom walls of outer walls of the first sleeve 131, ends of the first sleeve 131 and the second sleeve 132, which are away from each other, are respectively fixedly connected to the two insertion rods 7, top ends of the two driving rods 133 extend out of side walls of the mounting block 5, an opening 16 for the driving rods 133 to slide is disposed on the top wall of the mounting block 5 along an axial direction thereof, a sliding groove 26 for the sliders 134 to slide is disposed on an inner wall of the second sleeve 132 along a length direction thereof, and a locking assembly 15 for fixing the sliders 134 is disposed in the sliding groove 26; firstly, the two driving rods 133 are close to each other, then the first sleeve 131 slides in the second sleeve 132, and then the two inserting rods 7 are close to each other, so that the inserting block 8 can be inserted into the slot 11; secondly, the fastening connection between the first sleeve 131 and the second sleeve 132 is realized through the locking assembly 15, so that the insert block 8 can be stably fixed in the slot 11, and the sliding groove 26 and the sliding block 134 are matched to play a role in limiting and guiding the sliding of the first sleeve 131.

Referring to fig. 1 and 3, the side walls of the opening 16 and the sliding opening 18 are both provided with memory sponge telescopic rings 24, and the inner ring walls of the two memory sponge telescopic rings 24 are respectively attached to the outer walls of the driving rod 133 and the sliding rod 142; because the memory sponge telescopic rings 24 have good restorability, when the driving rod 133 and the sliding rod 142 slide, the two memory sponge telescopic rings 24 can be respectively and tightly attached to the driving rod 133 and the sliding rod 142, so that dust or other impurities are prevented from entering the first cavity 10 and the second cavity 12; and improves the stability of the sliding movement between the driving lever 133 and the sliding lever 142.

Referring to fig. 5 and 6, the locking assembly 15 includes two first elastic blocks 151 and two second elastic blocks 152 on the side walls of the first sleeve 131 far away from the sliding block 134, and a plurality of slots 17 matched with the first elastic blocks 151 and the second elastic blocks 152 are uniformly distributed on the inner wall of the second sleeve 132 along the length direction; when the one end of first sleeve 131 slided in second sleeve 132, first elastic block 151 and second elastic block 152 slided along the length direction of spout 26, and back in inserting the inserted block 8 in slot 11, first elastic block 151 and second elastic block 152 inlay card respectively in draw-in groove 17, and then realized the stable connection between first sleeve 131 and the second sleeve 132 to the stability that the inserted block 8 was located slot 11 has been improved.

The working process is as follows: firstly, the two driving rods 133 are far away from each other, and then one end of the adapter ring block 6 can be inserted into the mounting groove 9; secondly, the two driving rods 133 are close to each other, and the first sleeve 131 slides in the second sleeve 132 by using the elastic force of the locking spring 25, so that the insert block 8 can be inserted into the slot 11; then the wedge block 141 is inserted into the wedge groove 19 through the sliding rod 142; finally, the bolt 144 is inserted into the through hole 20 to be in threaded connection with the threaded hole 21, so that the arc-shaped clamp 143 can be fixed on the outer wall of the adapter ring block 6, and the stability of fixing the insert block 8 in the slot 11 is further enhanced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a metal corrugated pipe, includes bellows (1), welding interior net cover (2) on bellows (1) rampart, welding outer net cover (3) and pipeline (4) on bellows (1) rampart, its characterized in that: still including fixing installation piece (5) at outer screen cloth (3) both ends, adapter ring piece (6) that link to each other with pipeline (4), inserted bar (7) and set up inserted block (8) on inserted bar (7) lateral wall, two the one end that outer screen cloth (3) were kept away from in installation piece (5) all is equipped with and supplies adapter ring piece (6) to keep away from pipeline (4) one end piece male mounting groove (9), be equipped with first cavity (10) that are linked together with mounting groove (9) in installation piece (5), inserted bar (7) are double-phase to setting up in first cavity (10), the outer wall of adapter ring piece (6) is equipped with slot (11), be equipped with second cavity (12) that are linked together with slot (11) in adapter ring piece (6), be equipped with drive assembly (13) that drive inserted block (8) inserted slot (11) in first cavity (10), be equipped with in second cavity (12) and fix tight subassembly (14) of supporting in slot (11) with inserted block (8).

2. A metal bellows according to claim 1, wherein: the cross section of the adapter ring block (6) is trapezoidal, the end, with the smaller diameter, of the adapter ring block (6) is inserted into the mounting groove (9), and the end, with the larger diameter, of the adapter ring block (6) is connected with the pipeline (4).

3. A metal bellows according to claim 1, wherein: the driving assembly (13) comprises a first sleeve (131), a second sleeve (132) in sleeve fit with the first sleeve (131), a driving rod (133) respectively arranged on the outer walls of the first sleeve (131) and the second sleeve (132), and a sliding block (134) arranged at the bottom end of the outer wall of the first sleeve (131), one ends of the first sleeve (131) and the second sleeve (132) which are far away from each other are respectively fixedly connected with the two inserted rods (7), the top ends of the two driving rods (133) extend out of the side wall of the mounting block (5), the outer wall of the mounting block (5) is provided with an opening (16) for the driving rod (133) to slide along the circumferential direction, the inner wall of the second sleeve (132) is provided with a sliding groove (26) for the sliding block (134) to slide along the length direction, and a locking assembly (15) for fixing the first sleeve (131) is arranged in the second sleeve (132).

4. A metal bellows according to claim 3, wherein: locking Assembly (15) include two relative settings first elastic block (151) and second elastic block (152) on first sleeve (131) lateral wall, the inner wall of second sleeve (132) is equipped with a plurality of draw-in grooves (17) with first elastic block (151) and second elastic block (152) matched with along its axial equipartition.

5. A metal bellows according to claim 3, wherein: the abutting component (14) comprises two opposite wedges (141) arranged in the second cavity (12), a sliding rod (142) arranged on the side wall of the wedge (141), an arc-shaped hoop (143) connected with the sliding rod (142) and a bolt (144), one end of the sliding rod (142) far away from the wedge block (141) extends out of the side wall of the adapter ring block (6), the side wall of the adapter ring block (6) is provided with a sliding opening (18) for the sliding rod (142) to move along the axial direction, the side wall of the insert block (8) is provided with a wedge-shaped groove (19) matched with the wedge block (141), through holes (20) for bolts (144) to pass through are oppositely arranged at two ends of the side wall of the arc-shaped hoop (143), the outer wall of the adapter ring block (6) is uniformly provided with a plurality of threaded holes (21), the bolt (144) is inserted into the through hole (20) and the threaded hole (21) from outside to inside in sequence.

6. A corrugated metal pipe as claimed in claim 5, wherein: the inner ring wall of the adapter ring block (6) is provided with a guide groove (22) which is in the same direction as the sliding opening (18) along the radian direction, and the side wall of the sliding rod (142) is provided with a guide block (23) which slides in the guide groove (22).

7. A corrugated metal pipe as claimed in claim 5, wherein: the side walls of the opening (16) and the sliding opening (18) are provided with memory sponge telescopic rings (24), and the inner ring wall of each memory sponge telescopic ring (24) is respectively attached to the outer walls of the driving rod (133) and the sliding rod (142).

8. A metal bellows according to claim 1, wherein: two inserted bar (7) are located the relative lateral wall in first cavity (10) and are equipped with locking spring (25), locking spring (25) are along the radial flexible of adapter ring piece (6).