CN113757475B - Connecting structure of air storage tank and air pipeline and mounting and dismounting method - Google Patents
Connecting structure of air storage tank and air pipeline and mounting and dismounting method Download PDFInfo
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- CN113757475B CN113757475B CN202111010316.5A CN202111010316A CN113757475B CN 113757475 B CN113757475 B CN 113757475B CN 202111010316 A CN202111010316 A CN 202111010316A CN 113757475 B CN113757475 B CN 113757475B
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- air
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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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
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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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The application discloses connection structure and installation and demolition method of gas holder and air conduit relates to air suspension design technical field, and this connection structure includes: the connector base is inserted and fixed at the air outlet of the air storage tank and is provided with a multi-stage step hole which penetrates through the connector base and has the inner diameter decreasing from one end far away from the air storage tank to the other end; the locking clamp ring is sleeved in the joint base and sleeved and fixed outside the air pipeline, and a structure to be broken for breaking the locking clamp ring is arranged on the locking clamp ring; and one end of the quick plug is inserted into the joint base and sleeved outside the air pipeline, and the quick plug is in threaded connection with the joint base and is used for abutting the locking snap ring against the step surface at the maximum inner diameter position of the multistage step hole and further abutting the air pipeline against the step surface at the minimum inner diameter position of the multistage step hole. This application, not only reducible turbulent flow eliminates work whistle, still can make the locking snap ring break fast when the air conduit needs to be pulled down to take out the air conduit.
Description
Technical Field
The application relates to the technical field of air suspension design, in particular to a connecting structure of an air storage tank and an air pipeline and an installation and removal method.
Background
At present, in the process of adjusting the posture of a vehicle body by driving an air spring by an air storage tank for an air suspension, the noise with different degrees and different qualities can be generated on the body of the air storage tank, and the working whistle of the air storage tank belongs to one of the noises.
In the related art, most air suspension air supply systems are open-loop systems, air storage tanks can be used for storing high-pressure driving air springs to lift the vehicle body, so that the attitude height of the vehicle body is increased, the rising speed of the air storage tanks for lifting the vehicle body depends on pressure difference and on-way resistance, the larger the pressure difference is, the more complicated the structure in an air channel is, the more easily a working whistle is generated, and the working whistle of the air storage tanks is reduced by adding soundproof cotton at the moment. However, the addition of soundproof cotton not only increases the cost, but also has a poor soundproof effect.
Disclosure of Invention
To the defect that exists among the prior art, the aim at of this application provides a connection structure and installation and demolition method of gas holder and air conduit to solve the great problem of work whistle of gas holder among the correlation technique.
This application first aspect provides a connection structure of gas holder and air pipe, and it includes:
the connector base is inserted and fixed at the air outlet of the air storage tank and is provided with a multi-stage step hole which penetrates through the connector base and has the inner diameter decreasing from one end far away from the air storage tank to the other end;
the locking clamp ring is sleeved in the joint base and sleeved and fixed outside the air pipeline, and a structure to be broken for breaking the locking clamp ring is arranged on the locking clamp ring;
and one end of the quick plug is inserted into the joint base and sleeved outside the air pipeline, and the quick plug is in threaded connection with the joint base and is used for abutting the locking snap ring against the step surface at the position of the maximum inner diameter of the multistage step hole and further abutting the air pipeline against the step surface at the position of the minimum inner diameter of the multistage step hole.
In some embodiments, the locking snap ring comprises:
a snap ring body;
the extension section is formed by extending along the clamp ring body towards the quick connector, the outer annular surface of the extension section inclines inwards from the clamp ring body to the quick connector, and the inclination direction of the inner annular surface of the extension section is opposite to that of the outer annular surface of the extension section;
one end of the quick-connection plug close to the locking snap ring is provided with an inner conical ring surface matched with the outer ring surface of the extension section.
In some embodiments, the inner walls of the two ends of the snap ring body are provided with a circle of limiting protrusions in interference fit with the air pipeline.
In some embodiments, the structure to be ruptured is two strip-shaped through grooves axially formed in the outer wall of the locking snap ring.
In some embodiments, the multistage stepped bore includes a first inner bore, a second inner bore, and a third inner bore, the first inner bore having an inner diameter that is the same as the inner diameter of the air pipe, and the second inner bore having an inner diameter that matches the outer diameter of the air pipe.
In some embodiments, the multistage stepped hole further includes a fourth inner hole located between the second inner hole and the third inner hole, a first stepped surface for abutting against the air pipe is formed between the first inner hole and the second inner hole, and a second stepped surface for abutting against the locking snap ring is formed between the fourth inner hole and the third inner hole.
In some embodiments, the third inner hole is provided with an internal thread, the end part of the third inner hole, which is far away from the second inner hole, is provided with a chamfer, and the part of the quick-connect plug, which is inserted into the joint base, is provided with an external thread matched with the internal thread;
the quick connector is characterized in that a sealing boss is arranged at one end, which is not inserted into the connector base, of the quick connector, an annular first sealing groove is formed in the step surface of the sealing boss, a first sealing ring is embedded in the first sealing groove, and the chamfer abuts against the first sealing ring.
In some embodiments, an annular second sealing groove is formed in an inner wall of the quick connector, a second sealing ring is embedded in the second sealing groove, and two sealing protrusions are arranged on an end surface of the second sealing ring facing the air pipeline.
In some embodiments, a circle of positioning boss is disposed at an end of the joint base away from the gas storage tank, the positioning boss abuts against and is welded to an outer edge of a gas outlet of the gas storage tank, and a circle of welding seam is formed at a welding position.
The second aspect of the application provides a method for installing and removing the air storage tank and the air pipeline based on the connecting structure, wherein the method for installing and removing the air storage tank and the air pipeline comprises an installing step and a removing step;
the mounting steps include:
inserting and fixing the joint base at the air outlet of the air storage tank;
placing the locking snap ring into the joint base;
screwing the quick plug connector into the connector base so as to enable the locking clamp ring to be tightly abutted to the step surface at the position of the maximum inner diameter of the multistage step hole;
sequentially penetrating an air pipeline through the quick-plug connector and the locking snap ring and abutting against the step surface at the position of the minimum inner diameter of the multistage step hole;
the above-mentioned demolition includes:
after the quick connector is screwed out, the locking snap ring fixed with the air pipeline is taken out;
and applying acting force to the structure to be broken to break the locking snap ring and take out the air pipeline.
The beneficial effect that technical scheme that this application provided brought includes:
according to the connecting structure of the air storage tank and the air pipeline and the mounting and dismounting method, the connector base is inserted and fixed at the air outlet of the air storage tank, a multi-stage step hole penetrating through the connector base is formed in the connector base, the inner diameter of the multi-stage step hole is gradually reduced from one end far away from the air storage tank to the other end, and the locking clamping ring is sleeved in the multi-stage step hole of the connector base; when the quick-inserting connector is screwed into the multistage step hole of the connector base, the locking snap ring can be abutted against the step surface at the position of the maximum inner diameter of the multistage step hole by screwing the quick-inserting connector, so that no gap is reserved between the locking snap ring and the connector base, the air pipeline sequentially penetrates through the quick-inserting connector and the locking snap ring, and the air pipeline is abutted against the step surface at the position of the minimum inner diameter of the multistage step hole, namely the air pipeline cannot shake after being inserted into the connector base, so that turbulent flow is reduced, and working whistle is eliminated; in addition, the locking clamping ring is also provided with a structure to be broken for breaking the locking clamping ring, and when the air pipeline needs to be detached, the locking clamping ring can be quickly broken through the structure to be broken so as to take out the air pipeline.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view showing a connection structure of an air tank and an air duct in an embodiment of the present application;
FIG. 2 is an exploded view of a connection structure of an air tank and an air duct in the embodiment of the present application;
FIG. 3 is a schematic cross-sectional view of FIG. 2;
FIG. 4 is a schematic view of the connection of the air reservoir to the air conduit according to the embodiment of the present application.
Reference numerals:
1. a joint base; 11. a multistage stepped hole; 111. a first inner bore; 112. a second inner bore; 113. a third inner bore; 1131. chamfering; 114. a fourth inner bore; 12. positioning the boss;
2. locking the snap ring; 21. a snap ring body; 211. a limiting bulge; 22. an extension section; 23. a strip-shaped through groove;
3. a quick connector; 31. sealing the boss; 32. a first seal ring; 33. a second seal ring; 331. sealing the protrusion;
4. a gas storage tank; 5. an air duct.
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 specific embodiments described herein are merely illustrative of the invention and do not limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The embodiment of the application provides a connection structure of gas holder and air conduit, its work whistle great problem that can solve the gas holder among the correlation technique.
As shown in fig. 1 and 2, the connection structure of the air tank and the air pipe according to the embodiment of the present application is used to fixedly connect the air pipe 5 to the air tank 4. The connecting structure specifically comprises a joint base 1, a locking snap ring 2 and a quick connector 3.
The joint base 1 is inserted and fixed at the air outlet of the air storage tank 4, the joint base 1 is provided with a multistage stepped hole 11 penetrating through the joint base, and the inner diameter of the multistage stepped hole 11 is gradually decreased from one end away from the air storage tank 4 to the other end. In this embodiment, the air duct 5 is inserted into the joint base 1, and the communication between the air duct 5 and the air storage tank 4 is realized.
The locking snap ring 2 is sleeved in the joint base 1, and the locking snap ring 2 is sleeved and fixed outside the air pipeline 5. The locking snap ring 2 is provided with a structure to be broken for breaking the locking snap ring.
One end of the quick-connect plug 3 is inserted into the connector base 1 and sleeved outside the air pipeline 5. The quick-connection plug 3 is in threaded connection with the plug base 1 and is used for abutting the locking snap ring 2 against the step surface at the maximum inner diameter of the multistage step hole 11, and further abutting the air pipeline 5 against the step surface at the minimum inner diameter of the multistage step hole 11 through the locking snap ring 2.
In the connection structure of the air storage tank and the air pipeline of the embodiment, the joint base 1 is inserted and fixed at the air outlet of the air storage tank 4 and is provided with the multistage step hole 11 penetrating through the joint base, the inner diameter of the multistage step hole 11 is gradually reduced from one end far away from the air storage tank to the other end, and the locking snap ring 2 is sleeved in the multistage step hole 11 of the joint base 1; when the quick-inserting connector 3 is screwed into the multistage stepped hole 11 of the connector base 1, the locking snap ring 2 can be abutted against the stepped surface at the position of the maximum inner diameter of the multistage stepped hole 11 by screwing the quick-inserting connector 3, so that no gap exists between the locking snap ring 2 and the connector base 1, the air pipeline 5 sequentially penetrates through the quick-inserting connector 3 and the locking snap ring 2, and the air pipeline 5 is abutted against the stepped surface at the position of the minimum inner diameter of the multistage stepped hole 11, namely the air pipeline 5 cannot shake after being inserted into the connector base 1, turbulence is reduced, and working whistle is eliminated; in addition, the locking snap ring 2 is also provided with a structure to be broken for breaking the locking snap ring, and when the air pipeline 5 needs to be detached, the locking snap ring 2 can be quickly broken through the structure to be broken so as to take out the air pipeline 5.
On the basis of the above embodiments, in this embodiment, the locking snap ring 2 includes a snap ring body 21 and an extension section 22, and both the snap ring body 21 and the extension section 22 are annular.
The extension section 22 is formed by extending along the snap ring body 21 toward the quick connector 3, an outer circular ring surface of the extension section 22 is inclined inward from the direction from the snap ring body 21 to the quick connector 3, an inner circular ring surface of the extension section 22 is opposite to the inclination direction of the outer circular ring surface, that is, the inner circular ring surface of the extension section 22 is inclined outward from the direction from the snap ring body 21 to the quick connector 3.
Above-mentioned quick connector 3 is close to the one end of locking snap ring 2 and is equipped with the interior conical ring face with the outer ring face looks adaptation of extension section 22, the interior conical ring face that quick connector 3 is close to the tip of locking snap ring 2 is from snap ring body 21 to the interior conical ring face of 3 direction leanings in of quick connector, so that utilize the outer annular ring face of extension section 22 and the cooperation of the interior conical ring face of quick connector 3, when quick connector 3 screw in and compress tightly locking snap ring 2, make locking snap ring 2 support tightly on the step face of the biggest internal diameter department of above-mentioned multistage step hole 11, be difficult for rocking.
As shown in fig. 3, a circle of limiting protrusions 211 which are in interference fit with the air pipe 5 are further arranged on the inner walls of the two ends of the snap ring body 21.
The internal diameter of snap ring body 21 and air conduit 5's external diameter looks adaptation can realize the interference fit between snap ring body 21 and the air conduit 5 through above-mentioned spacing arch 211, not only can prevent that air conduit 5 from deviating from, still can guarantee that air conduit 5 can not produce yet and rock under the circumstances that locking snap ring 2 can not rock.
Preferably, the structure to be broken is two strip-shaped through grooves 23 formed in the outer wall of the locking snap ring 2 along the axial direction.
In this embodiment, the locking snap ring 2 is made of a copper material, and the two strip-shaped through grooves 23 are utilized, so that the locking snap ring 2 can deform to a certain extent after being extruded, and meanwhile, the locking snap ring 2 is broken and released easily due to stress concentration at the strip-shaped through grooves 23.
In other embodiments, on the basis of ensuring the strength of the locking snap ring 2, the structure to be broken may further include three strip-shaped through grooves 23 formed in the outer wall of the locking snap ring 2 along the axial direction.
On the basis of the above embodiment, in this embodiment, the quick connector 3 may also be made of a copper material, which is not only convenient for processing, but also beneficial for abutting and fixing with the locking snap ring 2.
As shown in fig. 3, in the present embodiment, on the basis of the above embodiment, the stepped bore 11 includes a first bore 111, a second bore 112, and a third bore 113, and the inner diameters of the first bore 111, the second bore 112, and the third bore 113 are sequentially increased.
The first inner hole 111 has an inner diameter equal to that of the air pipe 5, and the second inner hole 112 has an inner diameter corresponding to that of the air pipe 5.
Optionally, the multistage stepped bore 11 further includes a fourth bore 114 located between the second bore 112 and the third bore 113, i.e., the inner diameter of the fourth bore 114 is greater than the inner diameter of the second bore 112 and less than the inner diameter of the third bore 113.
In this embodiment, a first step surface for abutting against the air pipe 5 is formed between the first inner hole 111 and the second inner hole 112, and a second step surface for abutting against the retaining ring 2 is formed between the fourth inner hole 114 and the third inner hole 113.
A step surface is further formed between the second inner hole 112 and the fourth inner hole 114, and a certain gap is further formed between the step surface and the locking snap ring 2.
Furthermore, the third inner hole 113 is provided with an inner thread, and the end of the third inner hole 113 away from the second inner hole 112 is provided with a chamfer 1131, the part of the quick connector 3 inserted into the connector base 1 is provided with an outer thread adapted to the inner thread, and the locking snap ring 2 can be fixed between the connector base 1 and the quick connector 3 by the cooperation of the outer thread of the quick connector 3 and the inner thread of the third inner hole 113.
The end of the quick connector 3 not inserted into the connector base 1 is provided with a sealing boss 31, i.e. the external dimension of the sealing boss 31 is larger than the external diameter of the external thread. Alternatively, the sealing boss 31 is a regular polygon boss.
In this embodiment, the sealing boss 31 is a regular hexagonal boss, and the center of the regular hexagonal boss coincides with the center of the through hole of the quick connector 3. Furthermore, the center of the through hole of the quick connector 3, the center of the stepped hole 11 and the center of the through hole of the locking snap ring 2 are all on a straight line.
In other embodiments, the sealing boss 31 may also be a circular boss, and the center of the circular boss coincides with the center of the through hole of the quick connector 3.
Further, a step surface is formed between the sealing boss 31 and the external thread section of the quick connector 3. An annular first seal groove is formed on the step surface of the seal boss 31, a first seal ring 32 is embedded in the first seal groove, and the chamfer 1131 abuts against the first seal ring 32.
Therefore, by providing the chamfer 1131 in the third inner hole 113 of the joint base 1, not only the locking snap ring 2 and the quick-connect plug 3 can be conveniently installed, but also the chamfer 1131 can abut against the first sealing ring 32 of the quick-connect plug 3, so as to increase the sealing performance between the joint base 1 and the quick-connect plug 3.
In this embodiment, during the tightening process of the quick connector 3, the chamfered portion of the connector base 1 contacts the first seal ring 32, and as the tightening screw threads are increased, the first seal ring 32 is deformed more, and the sealing effect is improved 。
In this embodiment, the first seal ring 32 is an O-ring. Alternatively, the first sealing ring 32 may be a square sealing ring.
Preferably, the inner wall of the quick connector 3 is provided with an annular second sealing groove, a second sealing ring 33 is embedded in the second sealing groove, and the sealing performance between the quick connector 3 and the air pipeline 5 can be improved by the second sealing ring 33.
Preferably, the end surface of the second sealing ring 33 facing the air pipe 5 is provided with at least one circle of sealing protrusion 331.
In this embodiment, the end surface of the second sealing ring 33 facing the air pipe 5 is provided with two sealing protrusions 331, and the sealing performance between the plug 3 and the air pipe 5 is further enhanced by the sealing protrusions 331.
In this embodiment, the second seal groove is a square ring groove, and correspondingly, the second seal ring 33 is a square seal ring.
In other embodiments, the second sealing groove may also be a semicircular groove, and accordingly, the second sealing ring 33 is an O-ring sealing ring, and the end surface of the second sealing ring 33 facing the air pipe 5 is provided with a ring of sealing protrusions 331.
As shown in fig. 4, in the present embodiment, the joint base 1 is welded and fixed to the air tank 4 in addition to the above embodiments.
Further, one end of the joint base 1, which is far away from the gas storage tank 4, is provided with a circle of positioning boss 12, the positioning boss 12 is abutted and welded to the outer edge of the gas outlet of the gas storage tank 4, and a circle of welding seam is formed at the welding position.
Preferably, the end surface of the positioning boss 12 facing the gas storage tank 4 is an arc surface matched with the gas storage tank 4, and further, the welding stability of the arc surface and the outer surface of the gas storage tank 4 is improved through the matching between the arc surface and the outer surface of the gas storage tank.
In the connection structure of the embodiment, the locking snap ring 2 is abutted against the step surface at the maximum inner diameter position of the multistage step hole 11 by utilizing the threaded fit of the quick-plug connector 3 and the joint base 1, so that no gap is formed between the locking snap ring 2 and the joint base 1; pass quick connector 3 and locking snap ring 2 with air conduit 5 in proper order, and support tightly behind the step face of multistage step hole 11 minimum internal diameter department, interference fit between locking snap ring 2 and the air conduit 5 can be realized through the spacing arch 211 of locking snap ring 2, in order to prevent that air conduit 5 from deviating from, not only effectively avoided rocking and make the air conduit and connect and produce the clearance between the base because of air conduit produces, and then the condition of production work whistle, promote air suspension noise working quality, still can increase air conduit's leakproofness, improve product competition advantages.
The embodiment of the application also provides an installation and removal method of the air storage tank and the air pipeline based on the connection structure, and the installation and removal method comprises an installation step and removal.
The mounting steps include:
A1. inserting and fixing the joint base 1 at an air outlet of the air storage tank 4; the joint base 1 can be welded and fixed at the air outlet of the air storage tank 4, namely, the positioning boss 12 of the joint base 1 is abutted against the outer edge of the air outlet of the air storage tank 4, the welding is firm, and a circle of welding line is formed at the welding position.
A2. Placing the locking snap ring 2 into the joint base 1;
in this embodiment, the locking snap ring 2 is placed in the stepped hole 11 of the joint base 1.
A3. Screwing the quick plug 3 into the joint base 1, and screwing the quick plug 3 to a preset specified moment so as to enable the locking clamp ring 2 to be abutted against the step surface at the maximum inner diameter of the multistage step hole 11 of the joint base 1; at this time, the outer circular surface of the extension section 22 of the locking snap ring 2 is in butt fit with the inner conical circular surface of the quick connector 3, so that the locking snap ring 2 is not easy to shake, and the axis of the quick connector 3, the axis of the connector base 1 and the axis of the locking snap ring 2 are all on the same straight line.
A4. And the air pipeline 5 sequentially passes through the quick plug 3 and the locking snap ring 2 and is abutted against the step surface at the minimum inner diameter of the multistage step hole 11.
Wherein, the both ends inner wall of above-mentioned snap ring body 21 all is equipped with the spacing arch 211 of round, when passing above-mentioned air conduit 5 locking snap ring 2, can realize the interference fit between snap ring body 21 and the air conduit 5 through this spacing arch 211, not only can prevent that air conduit 5 from deviating from, still can further ensure that air conduit 5 can not produce yet and rock under the circumstances that locking snap ring 2 can not rock.
The installation steps can not only ensure that no gap exists between the locking snap ring and the joint base, but also fix the air pipeline through the locking snap ring, namely the air pipeline can not shake after being inserted into the joint base, thereby reducing turbulent flow and eliminating work whistle.
The above-mentioned demolition includes:
B1. after the quick connector 3 is screwed out of the connector base 1, the locking snap ring 2 fixed with the air pipeline 5 is taken out;
B2. and applying acting force to the to-be-broken structure of the locking snap ring 2 to break the locking snap ring 2, and taking out the air pipeline 5.
In this embodiment, when air line was pulled down to needs, the structure of treating through locking snap ring 2 breaks can make locking snap ring 2 break fast to in air line 5 takes off.
Specifically, the aforesaid is treated the structure of cracking and is offered some two bars along the axial for above-mentioned 2 outer walls of locking snap ring and lead to groove 23, leads to groove 23 through above-mentioned two bars, not only can receive the extrusion back at locking snap ring 2, produces certain deformation, simultaneously, leads to groove 23 department stress concentration and produce the fracture more easily because of locking snap ring 2 in the bar.
The mounting and dismounting method of the embodiment is suitable for the connecting structure of each air storage tank and the air pipeline, and turbulent flow can be effectively reduced and whistle can be eliminated through the improved connecting structure of the air storage tanks and the air pipeline; meanwhile, when the air pipeline needs to be detached, the locking snap ring can be rapidly broken through the structure to be broken of the locking snap ring, so that the air pipeline can be rapidly taken out.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a connection structure of gas holder and air conduit which characterized in that, it includes:
the connector base (1) is inserted and fixed at an air outlet of the air storage tank (4) and is provided with a multi-stage stepped hole (11) which penetrates through the connector base and has a gradually reduced inner diameter from one end far away from the air storage tank (4) to the other end;
the locking clamping ring (2) is sleeved in the joint base (1) and is sleeved and fixed outside the air pipeline (5), and a structure to be broken for breaking the locking clamping ring (2) is arranged on the locking clamping ring;
one end of the quick plug connector (3) is inserted into the connector base (1) and sleeved outside the air pipeline (5), and the quick plug connector (3) is in threaded connection with the connector base (1) and is used for enabling the locking clamp ring (2) to be tightly abutted against the step surface at the position of the maximum inner diameter of the multistage step hole (11) and further enabling the air pipeline (5) to be tightly abutted against the step surface at the position of the minimum inner diameter of the multistage step hole (11);
the locking snap ring (2) comprises:
a snap ring body (21);
the extension section (22) is formed by extending along the snap ring body (21) towards the quick connector (3), the outer annular surface of the extension section (22) inclines inwards from the snap ring body (21) to the quick connector (3), and the inclination direction of the inner annular surface is opposite to that of the outer annular surface;
one end of the quick-connection plug (3) close to the locking snap ring (2) is provided with an inner conical ring surface matched with the outer circular ring surface of the extension section (22);
the structure to be broken is characterized in that two strip-shaped through grooves (23) are formed in the outer wall of the locking clamping ring (2) along the axial direction;
the multistage stepped hole (11) comprises a first inner hole (111), a second inner hole (112) and a third inner hole (113), wherein the inner diameters of the first inner hole (111) and the third inner hole are sequentially increased, the inner diameter of the first inner hole is the same as that of the air pipeline (5), and the inner diameter of the second inner hole (112) is matched with the outer diameter of the air pipeline (5);
multistage step hole (11) are still including being located fourth hole (114) between second hole (112) and third hole (113), first hole (111) with form between second hole (112) and be used for air conduit (5) support tight first step face, fourth hole (114) with form between third hole (113) and be used for locking snap ring (2) support tight second step face.
2. The air tank and air duct connecting structure according to claim 1, wherein: the inner walls of the two ends of the snap ring body (21) are provided with a circle of limiting protrusions (211) in interference fit with the air pipeline (5).
3. The connecting structure of an air container and an air pipe according to claim 1, wherein: the third inner hole (113) is provided with an internal thread, the end part of the third inner hole (113) far away from the second inner hole (112) is provided with a chamfer (1131), and the part of the quick-connection plug (3) inserted into the plug base (1) is provided with an external thread matched with the internal thread;
one end of the quick connector (3) which is not inserted into the connector base (1) is provided with a sealing boss (31), an annular first sealing groove is formed in the step surface of the sealing boss (31), a first sealing ring (32) is embedded in the first sealing groove, and the chamfer (1131) is abutted to the first sealing ring (32).
4. The connecting structure of an air container and an air pipe according to claim 1, wherein: annular second seal groove has been seted up to the inner wall of quick connector (3), embedded second sealing washer (33) that is equipped with of second seal groove, second sealing washer (33) are equipped with two rings of sealed archs (331) towards the terminal surface of air pipe (5).
5. The air tank and air duct connecting structure according to claim 1, wherein: one end, far away from the gas storage tank (4), of the joint base (1) is provided with a circle of positioning boss (12), the positioning boss (12) is abutted to and welded on the outer edge of the gas outlet of the gas storage tank (4), and a welding joint forms a circle of welding line.
6. A method for installing and removing an air tank and an air pipe based on the connection structure of claim 1, comprising the steps of installing and removing;
the mounting step includes:
inserting and fixing the joint base (1) at an air outlet of the air storage tank (4);
the locking clamping ring (2) is placed in the joint base (1);
screwing a quick-plug connector (3) into the connector base (1) so as to enable the locking clamp ring (2) to be abutted against the step surface at the position of the maximum inner diameter of the multistage step hole (11);
sequentially enabling an air pipeline (5) to penetrate through the quick-plug connector (3) and the locking snap ring (2) and abut against the step surface at the position of the minimum inner diameter of the multistage step hole (11);
the removing comprises:
after the quick connector (3) is screwed out, the locking snap ring (2) fixed with the air pipeline (5) is taken out;
and applying acting force to the structure to be broken to break the locking snap ring (2), and taking out the air pipeline (5).
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| CN114193803B (en) * | 2021-12-10 | 2023-05-16 | 公元股份有限公司 | Forming equipment for reinforced and toughened composite pipe |
| CN116840423B (en) * | 2023-08-29 | 2024-02-20 | 宁德时代新能源科技股份有限公司 | Energy storage device and gas concentration detection method thereof |
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