CN112361103A - Soft and hard pipeline connection structure for high-pressure gas transmission - Google Patents
Soft and hard pipeline connection structure for high-pressure gas transmission Download PDFInfo
- Publication number
- CN112361103A CN112361103A CN202011350651.5A CN202011350651A CN112361103A CN 112361103 A CN112361103 A CN 112361103A CN 202011350651 A CN202011350651 A CN 202011350651A CN 112361103 A CN112361103 A CN 112361103A
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- rotating plate
- bolt
- hose
- plate
- hard
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/02—Hose-clips
- F16L33/04—Hose-clips tightened by tangentially-arranged threaded pin and nut
Abstract
The invention discloses a soft and hard pipeline connecting structure for high-pressure gas transmission, which comprises an axial locking assembly, a hard pipe arranged on an air source box body and a hose sleeved on the hard pipe, wherein one end of the hose protrudes outwards to form an outwards-turned edge, the axial locking assembly comprises a supporting plate, a rotating plate, a transverse bolt and a vertical bolt, the supporting plate is fixed on the box body, one side of the rotating plate is hinged with the box body, the other side of the rotating plate extends to the outwards-turned edge, the transverse bolt is in threaded connection with the supporting plate, the tail end of a rod part of the rotating plate is abutted against the rotating plate, the vertical bolt is in threaded connection with the rotating plate, and. According to the invention, the bottom of the vertical bolt is abutted against the outward turning edge, so that the hose is axially pressed on the box body to prevent the hose from falling off; meanwhile, the transverse bolt is further rotated, and the pressing force of the vertical bolt abutting against the turned-out edge can be increased, so that the stability of the hose locking device in the axial direction of the hose is further enhanced, and the hose is effectively prevented from falling off.
Description
Technical Field
The invention relates to the field of pipelines, in particular to a soft and hard pipeline connecting structure for high-pressure gas transmission.
Background
Because the hose can be bent and deformed, and the torsion resistance of the hose is good, in the existing pressure gas pipeline connection, the hose is usually used as the last section pipeline for conveying pressure fluid, so that the pipeline at the operation end of the pressure gas can be adaptively deformed along with the operation. Specifically, the pressure gas generated by a pressure gas source, such as an air compressor, is transmitted to a place where the pressure gas is needed through a hose. Although the hose can meet the deformation requirement of the operation end, the hose is sleeved on the hard pipe of the air outlet end of the pressure air source in an interference fit mode at present. Although the pipeline is convenient to disassemble and assemble in the mode, the hose is extremely easy to fall off from the hard pipe. Therefore, in order to solve the problem, the hose is mainly clamped on the hard pipe by using parts such as a hoop. In this way, not only the hard tube is damaged and broken due to the overlarge clamping force, but also the friction force is only increased in the radial direction to prevent the hose from falling off, and the axial limit of the hose is lacked, so that the situation that the hose falls off due to the fact that the internal air pressure is increased due to abnormal drawing or blockage still exists.
Disclosure of Invention
The invention aims to: the utility model provides a high-pressure gas transmission is with soft or hard pipeline connection structure has solved among the current soft or hard pipeline connection structure, lacks the spacing to the hose axial, leads to still having because of the improper draws or blocks up and lead to inside atmospheric pressure to increase and lead to the problem that the hose drops.
The technical scheme adopted by the invention is as follows:
a soft and hard pipeline connecting structure for high-pressure gas transmission comprises an axial locking assembly, a hard pipe and a hose, wherein the hard pipe is installed on an air source box body and communicated with a pressure gas flow passage in the box body, the hose is sleeved on the hard pipe in an interference manner, one end, close to the hard pipe, of the outer circumferential surface of the hose protrudes outwards to form an outwards-turned edge, the axial locking assembly comprises a supporting plate, a rotating plate and two jacking bolts, the two jacking bolts are respectively a transverse bolt with an axis perpendicular to the axis of the hard pipe and a vertical bolt with an axis parallel to the axis of the hard pipe, the supporting plate is fixed on the outer wall of the box body, the rotating plate is positioned between the supporting plate and the hard pipe, one side of the rotating plate is hinged with the outer wall of the box body, the other side of the rotating plate extends to the upper part of the outwards-turned edge, the transverse bolt is in threaded connection with the supporting plate, the rod part of the, and the tail end of the rod part of the turning plate penetrates through the turning plate and then is abutted against the everting edge.
Further, the transverse bolt and the vertical bolt are respectively sleeved with a transverse spring and a vertical spring, two ends of the transverse spring are respectively abutted to the head of the transverse bolt and the supporting plate, and two ends of the vertical spring are respectively abutted to one side of the head of the vertical bolt and the rotating plate, which is far away from the hinge joint.
Further, the tail ends of the rod parts of the transverse bolt and the vertical bolt are rotatably provided with a contact block in a hemispherical shape through a bearing, the plane end of the contact block is provided with a bearing mounting hole, wherein,
on the transverse bolt, the inner ring and the outer ring of the bearing are respectively in interference fit with the rod part of the transverse bolt and the bearing mounting hole, and the spherical end of the contact block is abutted against one side, close to the hinge joint, of the rotating plate;
on the vertical bolt, the inner ring and the outer ring of the bearing are in interference fit with the rod part of the vertical bolt and the bearing mounting hole respectively, and the spherical end of the contact block is abutted to one side of the rotating plate, which is far away from the hinge joint.
Further, the base material of the contact block is brass.
Further, the rotating plate is an L-shaped plate, a vertical plate portion of the rotating plate is hinged to the box body and is abutted to the transverse bolt, and a horizontal plate portion of the rotating plate is in threaded connection with the vertical bolt.
Further, the rotating plate is hinged to the outer wall of the box body through a hinge assembly, and the hinge assembly comprises an ear plate fixed to the box body, a cylindrical pin with a small diameter end movably penetrating through the rotating plate and the ear plate, and a cotter pin with one end radially penetrating through the small diameter end of the cylindrical pin and one side abutted to the ear plate along the cylindrical pin.
Further, the axial locking assemblies are two in number and are distributed along the axis center of the hard pipe symmetrically.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the soft and hard pipeline connecting structure for high-pressure gas transmission, the rotating plate is hinged to one side of the box body, when a hose is inserted and pulled out, the rotating plate is rotated by unlocking the butt joint of the transverse bolt to the rotating plate, so that the rotating plate is not positioned above the outward turning edge, the locking on the axis of the hose is released, and the hose can be conveniently inserted and pulled out; when the hose is mounted on the hard pipe; the rotating plate is rotated, so that one end, far away from the hinge joint, of the rotating plate is positioned above the outward turning edge, the bottom of the vertical bolt is abutted against the outward turning edge, the hose is axially pressed on the box body to be prevented from falling off, meanwhile, the transverse bolt is rotated, the pressing force of the vertical bolt abutted against the outward turning edge can be increased while the rotating plate is prevented from rotating towards one side far away from the hose, and therefore the stability of locking the hose in the axial direction of the hose is further enhanced, and the hose is effectively prevented from falling off;
2. according to the soft and hard pipeline connecting structure for high-pressure gas transmission, scales for marking the distance between the head of the vertical bolt and the rotating plate are arranged on the side wall of the vertical bolt and above the rotating plate along the axis of the rotating plate, so that in the conventional situation, only the horizontal bolt needs to be operated to unlock or implement the axial locking of the hose, and the vertical bolt only needs to be pressed in an auxiliary manner, for example, after the horizontal bolt is locked and rotated in place, the vertical bolt can be rotated in a rotating manner to carry out auxiliary pressing, so that the axial pressure of the hose is increased; and after long-term use, can implement to know whether vertical bolt relaxes based on the scale, when vertical bolt relaxes after rotating vertical bolt. Simultaneously, can also set up the scale that is used for marking its head apart from the backup pad distance on horizontal bolt equally for visual inspection horizontal bolt is whether lax.
Drawings
In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings needed to be used in the embodiment will be briefly described below, and it should be understood that the proportional relationship of each component in the drawings in this specification does not represent the proportional relationship in the actual material selection design, and is only a schematic diagram of the structure or the position, in which:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the jack bolt.
Reference numerals in the drawings indicate:
the device comprises a box body 1, a hard pipe 2, a hose 3, an outward turning edge 4, a supporting plate 5, a rotating plate 6, a transverse bolt 7, a vertical bolt 8, a transverse spring 9, a vertical spring 10, a contact block 11, a bearing 12, a bearing mounting hole 13, an ear plate 14 and a cylindrical pin 15.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
The present invention will be described in detail with reference to fig. 1 and 2.
Example 1
As shown in fig. 1-2, the invention relates to a soft and hard pipeline connecting structure for high-pressure gas transmission, which comprises an axial locking component, a hard pipe 2 installed on a gas source box 1 and communicated with a pressure gas flow passage inside the box 1, and a hose 3 sleeved on the hard pipe 2 in an interference manner, wherein one end of the outer circumferential surface of the hose 3 close to the hard pipe 2 protrudes outwards to form an outwards turned edge 4, the axial locking component comprises a supporting plate 5, a rotating plate 6 and two puller bolts, the two puller bolts are respectively a transverse bolt 7 with an axis vertical to the axis of the hard pipe 2 and a vertical bolt 8 with an axis parallel to the axis of the hard pipe 2, the supporting plate 5 is fixed on the outer wall of the box 1, the rotating plate 6 is positioned between the supporting plate 5 and the hard pipe 2, one side of the rotating plate is hinged with the outer wall of the box 1, the other side of the rotating plate extends to the upper part of the outwards turned edge, and the tail end of the rod part of the bolt penetrates through the supporting plate 5 and then abuts against one side, close to the hinge, of the rotating plate 6, the vertical bolt 8 is in threaded connection with one side, far away from the hinge, of the rotating plate 6, and the tail end of the rod part of the bolt penetrates through the rotating plate 6 and then abuts against the everting edge 4.
Preferably, the rotating plate 6 is an L-shaped plate, the vertical plate portion thereof is hinged with the box body 1 and is abutted with the transverse bolt 7, and the horizontal plate portion thereof is in threaded connection with the vertical bolt 8.
According to the invention, the rotating plate hinged to one side of the box body 1 is used for unlocking the butt joint of the transverse bolt 7 to the rotating plate so as to rotate the rotating plate 6 to prevent the rotating plate from being positioned above the outward turned edge when the hose is inserted and pulled out, so that the locking of the hose 2 on the axis of the hose is released, and the hose 2 can be conveniently inserted and pulled out; when the hose is mounted on the hard pipe; the rotating plate is rotated to enable one end, far away from the hinge joint, of the rotating plate to be located above the outwards turned edge 4, the bottom of the vertical bolt 8 is abutted to the outwards turned edge, so that the hose is axially pressed on the box body 1 to be prevented from falling off, meanwhile, the transverse bolt 7 is rotated, the pressing force of the vertical bolt abutted to the outwards turned edge can be increased while the rotating plate is prevented from rotating towards one side far away from the hose, and therefore the stability of locking the hose in the axial direction of the hose is further enhanced, and the hose is effectively prevented from falling off.
Scales for marking the distance from the head part of the vertical bolt to the rotating plate 6 are arranged on the side wall of the vertical bolt 8 and above the rotating plate 6 along the axis of the vertical bolt, so that in a conventional situation, only the transverse bolt 7 needs to be operated to unlock or implement the axial locking of the hose, and the vertical bolt only needs to be pressed in an auxiliary manner, for example, after the transverse bolt 7 is locked and rotated in place, the vertical bolt can be rotated in a rotating manner to carry out auxiliary pressing, so that the axial pressure of the hose is increased; and after long-term use, can implement to know whether vertical bolt relaxes based on the scale, when vertical bolt relaxes after rotating vertical bolt. Simultaneously, can also set up the scale that is used for marking its head apart from 5 distances of backup pad on horizontal bolt equally for visual inspection horizontal bolt is whether lax.
Example 2
As shown in fig. 1, a transverse spring 9 and a vertical spring 10 are respectively sleeved on the transverse bolt 7 and the vertical bolt 8, two ends of the transverse spring 9 are respectively abutted with the head of the transverse bolt 7 and the support plate 5, and two ends of the vertical spring 10 are respectively abutted with the head of the vertical bolt 8 and one side of the rotating plate 6 away from the hinge joint. The arrangement of the spring increases the friction force on each bolt thread, effectively prevents the bolt from loosening and improves the structural stability of the invention.
Further, a contact block 11 in a hemispherical shape is rotatably mounted at the tail end of the rod part of each of the transverse bolt 7 and the vertical bolt 8 through a bearing, a bearing mounting hole 13 is formed at the flat end of the contact block 11, wherein,
on the transverse bolt 7, the inner ring and the outer ring of the bearing are respectively in interference fit with the rod part of the transverse bolt 7 and the hole of the bearing mounting hole 13, and the spherical end of the contact block 11 is abutted against one side, close to the hinge, of the rotating plate 6;
on the vertical bolt 8, the inner ring and the outer ring of the bearing are in interference fit with the rod part of the vertical bolt 8 and the hole 13 of the bearing mounting hole respectively, and the spherical end of the contact block 11 is abutted to one side of the rotating plate 6, which is far away from the hinge joint.
Further, the base material of the contact block 11 is brass.
The contact block 11 is rotatably mounted on the bolt so that when the bolt is rotated, contact between the rotating member and the non-rotating member can be achieved through the contact block, thereby preventing scratches from being scraped on the rotating plate 6 and the turnup edge.
Example 3
The articulation of the pivoting plate 6 with the box is as follows: the rotating plate 6 is hinged with the outer wall of the box body 1 through a hinge assembly, and the hinge assembly comprises an ear plate 14 fixed on the box body 1, a cylindrical pin 15 with a small diameter end movably penetrating through the rotating plate 6 and the ear plate 14, and a cotter pin with one end radially penetrating through the small diameter end of the cylindrical pin 15 along the cylindrical pin 5 and with one side abutted to the ear plate 14.
Example 4
Preferably, the axial locking assemblies are two and are distributed symmetrically along the axis of the hard tube 2, as shown in fig. 1. Two axial locking subassemblies can be outwards turned over along implementing symmetrical axial locking force to make its atress more even, unilateral not warp.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a soft or hard pipeline connection structure is used in high-pressure gas transmission, including install on air supply box (1) and with hard tube (2), the hose (3) of interference cup joint on hard tube (2) of the inside pressure gas flow channel intercommunication of box (1), its characterized in that: the hose structure is characterized by further comprising an axial locking assembly, one end of the hose (3) close to the hard pipe (2) protrudes outwards to form an outwards-turned edge (4), the axial locking assembly comprises a supporting plate (5), a rotating plate (6) and two tightening bolts, the tightening bolts are respectively a transverse bolt (7) with an axis perpendicular to the axis of the hard pipe (2) and a vertical bolt (8) with an axis parallel to the axis of the hard pipe (2), the supporting plate (5) is fixed on the outer wall of the box body (1), the rotating plate (6) is positioned between the supporting plate (5) and the hard pipe (2), one side of the rotating plate is hinged to the outer wall of the box body (1), the other side of the rotating plate is extended to the upper part of the outwards-turned edge (4), the transverse bolt (7) is in threaded connection with the supporting plate (5), and the tail end of the rod of the rotating plate passes through the supporting plate (5) and then is abutted to, and the vertical bolt (8) is in threaded connection with one side of the rotating plate (6) far away from the hinge joint, and the tail end of the rod part of the vertical bolt penetrates through the rotating plate (6) and then is abutted against the outward turning edge (4).
2. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to claim 1, wherein: horizontal spring (9) and vertical spring (10) are respectively sleeved on horizontal bolt (7) and vertical bolt (8), the both ends of horizontal spring (9) respectively with the head and backup pad (5) butt of horizontal bolt (7), keep away from articulated one side butt on the both ends of vertical spring (10) respectively with the head of vertical bolt (8) and rotor plate (6).
3. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to claim 1, wherein: the tail ends of the rod parts of the transverse bolt (7) and the vertical bolt (8) are respectively provided with a hemispherical contact block (11) through a bearing in a rotating way, the plane end of the contact block (11) is provided with a bearing mounting hole (13), wherein,
on the transverse bolt (7), the inner ring and the outer ring of the bearing are in interference fit with the rod part of the transverse bolt (7) and the hole of the bearing mounting hole (13) respectively, and the spherical end of the contact block (11) is abutted against one side, close to the hinge, of the rotating plate (6);
on vertical bolt (8), the inner and outer lane of bearing respectively with the pole portion of vertical bolt (8) and bearing mounting hole (13) hole interference fit, keep away from articulated one side butt on the sphere end of contact piece (11) and rotor plate (6).
4. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to claim 3, wherein: the base material of the contact block (11) is brass.
5. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to claim 1, wherein: the rotating plate (6) is an L-shaped plate, a vertical plate part of the rotating plate is hinged to the box body (1) and is abutted to a transverse bolt (7), and a horizontal plate part of the rotating plate is in threaded connection with a vertical bolt (8).
6. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to claim 1, wherein: the rotating plate (6) is hinged with the outer wall of the box body (1) through a hinge assembly, and the hinge assembly comprises an ear plate (14) fixed on the box body (1), a cylindrical pin (15) with a small diameter end movably penetrating through the rotating plate (6) and the ear plate (14), and a split pin with one end radially penetrating through the small diameter end of the cylindrical pin (15) and one side abutted against the ear plate (14) along the cylindrical pin (5).
7. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to claim 1, wherein: the axial locking assemblies are two and are distributed along the axis center of the hard pipe (2) symmetrically.
8. The connecting structure for the soft and hard pipelines for high-pressure gas transmission according to any one of claims 1 to 7, wherein: scales for marking the distance from the head of the vertical bolt to the rotating plate (6) are arranged on the side wall of the vertical bolt (8) and above the rotating plate (6) along the axis of the vertical bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011350651.5A CN112361103B (en) | 2020-11-26 | 2020-11-26 | Soft and hard pipeline connection structure for high-pressure gas transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011350651.5A CN112361103B (en) | 2020-11-26 | 2020-11-26 | Soft and hard pipeline connection structure for high-pressure gas transmission |
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| CN112361103A true CN112361103A (en) | 2021-02-12 |
| CN112361103B CN112361103B (en) | 2022-10-25 |
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| CN202011350651.5A Active CN112361103B (en) | 2020-11-26 | 2020-11-26 | Soft and hard pipeline connection structure for high-pressure gas transmission |
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| CN112361103B (en) | 2022-10-25 |
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