CN202597959U - Plug-in type pipe joint - Google Patents
Plug-in type pipe joint Download PDFInfo
- Publication number
- CN202597959U CN202597959U CN 201220183514 CN201220183514U CN202597959U CN 202597959 U CN202597959 U CN 202597959U CN 201220183514 CN201220183514 CN 201220183514 CN 201220183514 U CN201220183514 U CN 201220183514U CN 202597959 U CN202597959 U CN 202597959U
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- CN
- China
- Prior art keywords
- fittings body
- flexible collar
- boss
- plug
- type pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a plug-in type pipe joint, which comprises an elastic hoop annular cylinder, a plurality of elastic cylinders and convex parts, wherein the plurality of elastic cylinders are distributed uniformly around circumference of one end of the annular cylinder; the convex parts are arranged at the end part of the elastic cylinders and protrude outwards; tooth-shaped structures are arranged on inner walls of the elastic cylinders corresponding to the convex parts; the tooth-shaped structures are uniformly distributed as circle on the inner walls of the elastic cylinders; intervals are formed between the elastic cylinders; the joint body comprises at least one boss protruding toward the interior of the joint body in the axial direction of the joint body; the elastic hoop is sleeved in the joint body; a pipe is plugged in the elastic hoop; convex parts of the elastic hoop are blocked on the boss in the joint body and matched with the convex parts of the elastic hoop. When the annular cylinder is compressed to the convex part direction, the convex parts are detached from the boss in the matched joint body. The plug-in type pipe joint is simple in structure, good in sealing and repeated dismounting performance, and convenient to use.
Description
Technical field
The utility model relates to engineering machinery field, is specifically related to connect a kind of plug-in type pipe coupling of oil pipe or tracheae pipeline.
Background technique
At present, in automobile, boats and ships and engineering mechanical device, the FERRULETYPE Placement is adopted in being connected of oil pipe and tracheae more.FERRULETYPE connect be exactly when utilizing nut and fittings body to screw to the extruding force of cutting ferrule, cutting ferrule is deformed, cutting ferrule incoming end incision pipe plays effect fixing and that seal.Mainly contain single deck tape-recorder nested structure and two FERRULETYPE structures in the existing technology: the cutting ferrule of single deck tape-recorder nested structure will play sealing and interconnect function simultaneously; In order to obtain good more sealing and to be connected effect; Need let cutting ferrule dark more to pipe incision, the damage of butt joint body cone and attaching nut's conical surface is big more like this, cuts deeply more; Cut sides degree of depth conformity is poor more, can not carry out repeated disassembled and assembled.In two cutting ferrule pipe joints, sealing is two cutting ferrules with being connected what adopt, solved to seal and the contradiction that is connected, but manufacture cost is too big, can not carry out repeated disassembled and assembled.And the FERRULETYPE Placement need heat-treat the cutting ferrule part sometimes for the resiliently deformable that the improves cutting ferrule ability with the incision steel pipe, more increased the cost that Bite type fittings connects.
The model utility content
The utility model provides a kind of plug-in type pipe coupling, and is simple in structure, can realize good repeated disassembled and assembled performance.
For achieving the above object, the utility model is realized through following technical proposal:
A kind of plug-in type pipe coupling comprises:
Flexible collar; Flexible collar comprises the ring cylinder and is arranged on ring cylinder one end along the equally distributed a plurality of elastic cylinders of circumference; And the outstanding to the periphery protrusion position, end that is arranged on said elastic cylinder; The inwall of the said elastic cylinder corresponding with said protrusion position is provided with tooth-shape structure, and said tooth-shape structure becomes annulus evenly to distribute at the inwall of said elastic cylinder, is provided with between the said elastic cylinder at interval;
Fittings body, fittings body comprise at least one boss of axially giving prominence to fittings body inside along said fittings body;
Flexible collar is enclosed within the fittings body, and pipe is plugged in the said flexible collar, and the protrusion position of said flexible collar is stuck on the boss that fittings body is interior with match in the protrusion position of said flexible collar.
Preferably, when with said ring cylinder when said protrusion position direction compresses, separate with the said fittings body internal boss of cooperation at said protrusion position.
Preferably, described protrusion position along said flexible collar axially on have conical surface shape the cross section, the described conical surface is towards ring cylinder side convergent.
Preferably; The boss that matches with the protrusion position of said flexible collar along said fittings body axially on have conical surface shape the cross section; Lock each other at make boss and protrusion position that the cross section of the said conical surface shape at the cross section of said conical surface shape and said protrusion position cooperatively interacts, and the conical surface of said boss is towards the opposite side convergent of the ring cylinder that cooperates with fittings body.
Preferably, connect a lining on the fixing lug boss of said fittings body, an end of said lining is enclosed within the pipe.
Preferably, said plug-in type pipe coupling further comprises a seal ring, and said seal ring is enclosed within on the said pipe, and said seal ring matches with said fittings body and flexible collar, makes between said pipe and joints body and the flexible collar to seal.
The other end of the fittings body that preferably, cooperates with said flexible collar is provided with screw thread.
Preferably, the afterbody tool withdrawal groove end face of said screw thread is provided with seal ring.
Preferably, said fittings body is a kind of in straight coupling body, angle coupling body and the tee union body.
The utility model provides the plug-in type pipe coupling, and the protrusion position through flexible collar is stuck in realizes the fixing, simple in structure of pipe on the boss with matching in the fittings body, can realize good repeated disassembled and assembled performance.
In addition, the plug-in type pipe coupling that the utility model provided is provided with seal ring and the seal with buss performance is good, and is easy to use, realized that assembling fast connects and dismounting, has improved efficiency of assembling and has not damaged pipe.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art; Below will discuss the accompanying drawing of required use in embodiment or the description of the Prior Art; Obviously, only be some embodiments of the utility model in the technological scheme that combines accompanying drawing to describe, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other embodiment and accompanying drawing thereof according to these accompanying drawing illustrated embodiments.
Plug-in type pipe coupling partial schematic sectional view in Fig. 1 the utility model specific embodiment 1;
Fig. 2 the utility model specific embodiment 1 middle joint body structure schematic representation;
Flexible collar structure schematic representation in Fig. 3 the utility model specific embodiment 1;
The local enlarged diagram of flexible collar structure I part in Fig. 4 the utility model specific embodiment 1;
The right elevation schematic representation of flexible collar in Fig. 5 the utility model specific embodiment 1;
Plug-in type pipe coupling partial schematic sectional view in Fig. 6 the utility model specific embodiment 2;
Plug-in type pipe coupling partial schematic sectional view in Fig. 7 the utility model specific embodiment 3.
Description of drawings: fittings body 1, flexible collar 2, pipe 3, lining 4, seal ring 5, seal ring 6, outermost end boss 11, locking boss 12, fixing lug boss 13, ring cylinder 21, elastic cylinder 22 boss positions 23, interval 24, tooth-shape structure 25.
Embodiment
Below will combine accompanying drawing that each embodiment's of the utility model technological scheme is carried out clear, complete description, obviously, described embodiment only is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment described in the utility model, those of ordinary skills are resulting all other embodiments under the prerequisite that does not need creative work, all in the scope that the utility model is protected.
Plug-in type pipe coupling at the utility model comprises:
Flexible collar; Flexible collar comprises the ring cylinder and is arranged on ring cylinder one end along the equally distributed a plurality of elastic cylinders of circumference; And the outstanding to the periphery protrusion position, end that is arranged on said elastic cylinder; The inwall of the said elastic cylinder corresponding with said protrusion position is provided with tooth-shape structure, and said tooth-shape structure becomes annulus evenly to distribute at the inwall of said elastic cylinder, is provided with between the said elastic cylinder at interval;
Fittings body, fittings body comprise at least one boss of axially giving prominence to fittings body inside along said fittings body;
Flexible collar is enclosed within the fittings body, and pipe is plugged in the said flexible collar, and the protrusion position of said flexible collar is stuck on the boss that fittings body is interior with match in the protrusion position of said flexible collar.
When with said ring cylinder when said protrusion position direction compresses, separate with the fittings body internal boss of cooperation at said protrusion position.
The utility model provides the plug-in type pipe coupling, and the protrusion position through flexible collar is stuck in the fittings body on the boss with matching, realizes the fixing, simple in structure of pipe, can realize good repeated disassembled and assembled performance.
In each mode of execution of the utility model, preferably, described protrusion position along said flexible collar axially on have conical surface shape the cross section, the described conical surface is towards ring cylinder side convergent.
In each mode of execution of the utility model; Preferably; The boss that matches with the protrusion position of said flexible collar along said fittings body axially on have conical surface shape the cross section; Lock each other at make boss and protrusion position that the cross section of the said conical surface shape at the cross section of said conical surface shape and said protrusion position cooperatively interacts, and the conical surface of said boss is towards the opposite side convergent of the ring cylinder that cooperates with fittings body.
In each mode of execution of the utility model, preferably, connect a lining on the fixing lug boss of said fittings body, an end of said lining is enclosed within the pipe.Lining and fittings body one end have seal action, and the other end is enclosed within the pipe endoporus and plays a supportive role.
In each mode of execution of the utility model; Preferably, said plug-in type pipe coupling further comprises a seal ring, and said seal ring is enclosed within on the said pipe; Said seal ring matches with said fittings body and flexible collar, makes between said pipe and joints body and the flexible collar to seal.The sealing that seal ring can guarantee the plug-in type pipe coupling is set between fittings body and the flexible collar.
In each mode of execution of the utility model, preferably, the other end of the fittings body that cooperates with said flexible collar is provided with screw thread.
In each mode of execution of the utility model, preferably, the afterbody tool withdrawal groove end face of said screw thread is provided with seal ring.Seal ring can guarantee the sealing that fittings body is connected with the other end.
In each mode of execution of the utility model, preferably, said fittings body is a kind of in straight coupling body, angle coupling body and the tee union body.
The plug-in type pipe coupling that the utility model provided is simple in structure, and good seal performance is easy to use, and the repeated disassembled and assembled performance is good, has realized that assembling fast connects and dismounting, has improved efficiency of assembling and has not damaged pipe.
The various mode of executions that the utility model provides can make up with any-mode as required each other, and the technological scheme that obtains through this combination is also in the scope of the utility model.
Shown in Fig. 1-5; The plug-in type pipe coupling of the utility model; Comprise: fittings body 1 and flexible collar 2, fittings body 1 is the straight coupling body, flexible collar 2 comprises ring cylinder 21 and is arranged on ring cylinder 21 1 sides along the equally distributed a plurality of elastic cylinders 22 of circumference; And be arranged on outstanding to the periphery protrusion position 23, said elastic cylinder 22 ends; Be provided with tooth-shape structure 25 with protrusion position 23 corresponding said elastic cylinder 22 inwalls, tooth-shape structure 25 becomes annulus evenly to distribute at said elastic cylinder 22 inwalls, is provided with interval 24 between the said elastic cylinder 22; Fittings body 1 has a plurality of boss axially given prominence to fittings body 1 inside along fittings body, inwardly is followed successively by outermost end boss 11, locking boss 12 and fixing lug boss 13 along fittings body 1 outermost end.The other end of fittings body 1 is provided with screw thread, and the afterbody tool withdrawal groove end face of screw thread is provided with seal ring 6.Seal ring 6 can guarantee the sealing that fittings body is connected with the other end.
The connection procedure of the plug-in type pipe coupling of the utility model does, lining 4 is connected with the fixing lug boss 13 of fittings body 1, and seal ring 5 is put in the fittings body 1, puts flexible collar 2 into fittings body 1 again.Pipe 3 is inserted in the flexible collar 2; One end of lining 4 puts in pipe 3 inwalls; And combine with pipe 3 inwalls, the other end is connected with the end of pipe 3, and the boss position 23 of flexible collar 2 is stuck on the locking boss 12 of fittings body 1; Boss position 23 locks with locking boss 12, and the tooth-shape structure 25 and the pipe 3 of flexible collar 2 closely cooperate.
The unloading process of the plug-in type pipe coupling of the utility model does; With ring cylinder 21 when boss position 23 directions compress; Ring cylinder 21 is stuck on the outermost end boss 11 of fittings body 1, and separate with locking boss 12 at the boss position 23 of flexible collar 2, extracts pipe 3 again out.
As shown in Figure 6, a kind of plug-in type pipe coupling, its with specific embodiment 1 different be in: fittings body 1 is the angle coupling body.
As shown in Figure 7, a kind of plug-in type pipe coupling, its with specific embodiment 1 different be in: fittings body 1 is the tee union body.
The plug-in type pipe coupling that the utility model provided is simple in structure, and is easy to use, and the repeated disassembled and assembled performance is good, realized that assembling fast connects and dismounting, has improved efficiency of assembling and has not damaged pipe.
The various embodiments that the utility model provides can make up with any-mode as required each other, and the technological scheme that obtains through this combination is also in the scope of the utility model.
Obviously, under the situation of spirit that does not break away from the utility model and scope, those skilled in the art can carry out various changes and distortion to the utility model.Like this, if these changes and the distortion of the utility model belonged within the scope of the utility model claim and equivalent thereof, then the utility model also will comprise these changes and distortion.
Claims (9)
1. a plug-in type pipe coupling is characterized in that, comprising:
Flexible collar; Flexible collar comprises the ring cylinder and is arranged on ring cylinder one end along the equally distributed a plurality of elastic cylinders of circumference; And the outstanding to the periphery protrusion position, end that is arranged on said elastic cylinder; The inwall of the said elastic cylinder corresponding with said protrusion position is provided with tooth-shape structure, and said tooth-shape structure becomes annulus evenly to distribute at the inwall of said elastic cylinder, is provided with between the said elastic cylinder at interval;
Fittings body, fittings body comprise at least one boss of axially giving prominence to fittings body inside along said fittings body;
Flexible collar is enclosed within the fittings body, and pipe is plugged in the said flexible collar, and the protrusion position of said flexible collar is stuck on the boss that fittings body is interior with match in the protrusion position of said flexible collar.
2. plug-in type pipe coupling as claimed in claim 1 is characterized in that, when with said ring cylinder when said protrusion position direction compresses, separate with the said fittings body internal boss of cooperation at said protrusion position.
3. plug-in type pipe coupling as claimed in claim 1 is characterized in that, described protrusion position along said flexible collar axially on have conical surface shape the cross section, the described conical surface is towards ring cylinder side convergent.
4. plug-in type pipe coupling as claimed in claim 1; It is characterized in that; The boss that matches with the protrusion position of said flexible collar along said fittings body axially on have conical surface shape the cross section; Lock each other at make boss and protrusion position that the cross section of the said conical surface shape at the cross section of said conical surface shape and said protrusion position cooperatively interacts, and the conical surface of said boss is towards the opposite side convergent of the ring cylinder that cooperates with fittings body.
5. like any described plug-in type pipe coupling of claim 1-4, it is characterized in that connect a lining on the fixing lug boss of said fittings body, an end of said lining is enclosed within the pipe.
6. like any described plug-in type pipe coupling of claim 1-4; It is characterized in that, further comprise a seal ring, said seal ring is enclosed within on the said pipe; Said seal ring matches with said fittings body and flexible collar, makes between said pipe and joints body and the flexible collar to seal.
7. like any described plug-in type pipe coupling of claim 1-4, it is characterized in that the other end of the fittings body that cooperates with said flexible collar is provided with screw thread.
8. plug-in type pipe coupling as claimed in claim 8 is characterized in that, the afterbody tool withdrawal groove end face of said screw thread is provided with seal ring.
9. like any described plug-in type pipe coupling of claim 1-4, it is characterized in that said fittings body is a kind of in straight coupling body, angle coupling body and the tee union body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220183514 CN202597959U (en) | 2012-04-26 | 2012-04-26 | Plug-in type pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220183514 CN202597959U (en) | 2012-04-26 | 2012-04-26 | Plug-in type pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597959U true CN202597959U (en) | 2012-12-12 |
Family
ID=47315499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220183514 Expired - Lifetime CN202597959U (en) | 2012-04-26 | 2012-04-26 | Plug-in type pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597959U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216695A (en) * | 2013-04-24 | 2013-07-24 | 河北亚大汽车塑料制品有限公司 | Clamping ring, directly-inserting fast-inserting connector and braking system |
| CN103542205A (en) * | 2013-09-25 | 2014-01-29 | 铜陵市经纬流体科技有限公司 | Straight joint |
| CN104806835A (en) * | 2015-04-24 | 2015-07-29 | 佛山市日丰企业有限公司 | Direct insertion type joint for aluminum-plastic composite pipe |
| CN105065825A (en) * | 2015-07-27 | 2015-11-18 | 佛山市日丰企业有限公司 | Fast connection pipe fitting |
-
2012
- 2012-04-26 CN CN 201220183514 patent/CN202597959U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216695A (en) * | 2013-04-24 | 2013-07-24 | 河北亚大汽车塑料制品有限公司 | Clamping ring, directly-inserting fast-inserting connector and braking system |
| CN103216695B (en) * | 2013-04-24 | 2015-08-05 | 河北亚大汽车塑料制品有限公司 | Directly-inserted quick connector and braking system |
| CN103542205A (en) * | 2013-09-25 | 2014-01-29 | 铜陵市经纬流体科技有限公司 | Straight joint |
| CN104806835A (en) * | 2015-04-24 | 2015-07-29 | 佛山市日丰企业有限公司 | Direct insertion type joint for aluminum-plastic composite pipe |
| CN105065825A (en) * | 2015-07-27 | 2015-11-18 | 佛山市日丰企业有限公司 | Fast connection pipe fitting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |