CN208169738U - Pipe connecting device - Google Patents
Pipe connecting device Download PDFInfo
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- CN208169738U CN208169738U CN201820427111.4U CN201820427111U CN208169738U CN 208169738 U CN208169738 U CN 208169738U CN 201820427111 U CN201820427111 U CN 201820427111U CN 208169738 U CN208169738 U CN 208169738U
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- positioning sleeve
- auxiliary section
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- connecting device
- pipe connecting
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Abstract
The utility model discloses a kind of pipe connecting devices, including：Pipe fitting ontology, the pipe fitting ontology include core and connector interconnected, and the connector is equipped with the first auxiliary section；Positioning sleeve, the positioning sleeve is sheathed on the core, and one end of the positioning sleeve is equipped with the second auxiliary section to match with first auxiliary section, make the positioning sleeve and the core interval that the installation cavity to be formed for tubing installation is set, at least two positioning bars are equipped at intervals on the outer wall of the positioning sleeve, two adjacent positioning bars and positioning sleeve cooperatively form the clip slot with latch cooperation.The pipe connecting device of the utility model can be matched with a variety of clamp, guarantee the leakproofness between pipe connecting device and tubing.
Description
Technical field
The utility model relates to pipe fitting interconnection technique fields, and in particular to a kind of pipe connecting device.
Background technique
Pipe fitting is during installation, in order to guarantee the leakproofness between pipe connecting device, it is often necessary to use clamp
Tubing is crimped.Many kinds of due to clamp, traditional pipe connecting device can not be realized general with whole clamp
Matching, and the latch height of different clamp is inconsistent, causes during crimping tubing, at impression quantity and impression
Decrement is different, can not effectively guarantee the leakproofness between pipe connecting device and tubing.
Summary of the invention
Based on this, it is necessary to provide a kind of pipe connecting device, can be matched with a variety of clamp, guarantee pipe fitting connection
Leakproofness between device and tubing.
Its technical solution is as follows：
A kind of pipe connecting device, including：Pipe fitting ontology, the pipe fitting ontology include core interconnected and connection
Body, the connector are equipped with the first auxiliary section；Positioning sleeve, the positioning sleeve are sheathed on the core, and the positioning sleeve
One end be equipped with the second auxiliary section for matching with first auxiliary section, make the positioning sleeve and the core interval that shape is set
At the installation cavity installed for tubing, at least two positioning bars, two adjacent positioning are equipped at intervals on the outer wall of the positioning sleeve
Muscle and positioning sleeve cooperatively form the clip slot with latch cooperation.
When above-mentioned pipe connecting device is installed and used, the length direction by positioning sleeve along pipe fitting ontology is sheathed on core,
Until the second auxiliary section and the first auxiliary section are realized and cooperated, to realize that installation of the positioning sleeve with respect to pipe fitting ontology is fixed, position
There are gap between set and core, which forms the installation cavity for tubing installation, tubing is inserted into the installation cavity until
The bottom wall of tubing and installation cavity abuts against, and carrying out clamping to positioning sleeve using clamp makes positioning sleeve and tubing compressive deformation to reality
Now seal, when the latch of clamp height is lower, such as H-type clamp, VP type clamp etc., latch is put into clip slot, positioning bar
It being abutted against with the inner wall of clamp, when clamp are engaged, the bite force of latch compresses the bottom wall of clip slot, meanwhile, clamp
The bite force of inner wall is but also positioning bar is compressed, so that tubing many places alternating compression, ensure that pipe connecting device
The reliability sealed between tubing；When the latch height of clamp is higher, such as TH type clamp, F type clamp, U-shaped card pincers etc.,
Latch is put into clip slot, there are gaps between positioning bar and the inner wall of clamp, and when clamp are engaged, the bite force of latch to press from both sides
The bottom wall of slot is compressed, meanwhile, the occlusion of clamp also eliminates the gap between positioning bar and the inner wall of clamp, clamp into
When one step is engaged, the bite force of the inner wall of clamp is but also positioning bar is compressed, again such that tubing many places alternating compression, is protected
The reliability of sealing is demonstrate,proved, also, by the further occlusion of clamp, the decrement of clip slot bottom wall is also further strengthened, and is enhanced
Leakproofness.
Technical solution is illustrated further below：
The inner wall of the clip slot is equipped with the positioning region for being positioned to latch in one of the embodiments,.
Pipe connecting device further includes retaining ring in one of the embodiments, and the shield ring sleeve is set on the connector,
For the retaining ring for fixing the relatively described core of the positioning sleeve, the positioning sleeve, the retaining ring and the core cooperate shape
At the installation cavity.
The retaining ring includes retaining ring ontology in one of the embodiments, and the retaining ring ontology is equipped with through-hole, described logical
The inner wall in hole is equipped with the third auxiliary section being arranged towards the connector, and the third auxiliary section is matched with first auxiliary section
It closes.
Flange, the flange and the third auxiliary section are additionally provided on the retaining ring ontology in one of the embodiments,
The opposite direction of relative spacing setting, the flange towards the tubing direction of insertion extends, and the flange is equipped with described in
First protrusion of connector setting, first protrusion, the flange and retaining ring body fits formation are matched with described second
4th auxiliary section of conjunction portion clamping.
The inner wall of the installation cavity is equipped with locking structure in one of the embodiments, and the locking structure is set to institute
It states on the outer wall of core and/or on the inner wall of the positioning sleeve, when the tubing is compressed, the locking structure and the pipe
Material snap-fit.
The outer wall of the core is equipped with the mounting groove installed for sealing ring, the mounting groove in one of the embodiments,
Including the first side wall, the first side wall is arranged far from the connector, and the first side wall is equipped with packing groove.
The mounting groove further includes second sidewall in one of the embodiments, and the second sidewall is close to the connection
Body setting, the second sidewall are equipped with antiskid wall, and the radial height of the antiskid wall is greater than the radial height of the sealing ring.
The first guide part is additionally provided on the connector in one of the embodiments, first guide part is close to institute
State the setting of the first auxiliary section.
The positioning sleeve is additionally provided with the second guide part in one of the embodiments, and second guide part is close to described
The setting of second auxiliary section.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the pipe connecting device of one embodiment；
Fig. 2 is the structural schematic diagram of the pipe fitting ontology of the pipe connecting device of Fig. 1；
Fig. 3 is the partial enlarged view of the part A of the pipe connecting device of Fig. 2；
Fig. 4 is the structural schematic diagram of the positioning sleeve of the pipe connecting device of Fig. 1；
The structural schematic diagram of pipe connecting device and the cooperation of H-type clamp that Fig. 5 is Fig. 1；
The structural schematic diagram of pipe connecting device and the cooperation of TH type clamp that Fig. 6 is Fig. 1；
The structural schematic diagram of pipe connecting device and the cooperation of VP type clamp that Fig. 7 is Fig. 1；
The structural schematic diagram of pipe connecting device and the cooperation of F type clamp that Fig. 8 is Fig. 1；
The structural schematic diagram of pipe connecting device and U-shaped card pincers cooperation that Fig. 9 is Fig. 1；
Figure 10 is that the pipe connecting device of Fig. 1 suppress the structural schematic diagram of test；
The structural schematic diagram of pipe connecting device and tubing cooperation compression that Figure 11 is Fig. 1.
Description of symbols：
100, pipe fitting ontology, 110, core, 111, mounting groove, 112, locking structure, 120, connector, the 121, first cooperation
Portion, the 122, first guide part, 200, retaining ring ontology, 210, third auxiliary section, the 220, the 4th auxiliary section, 230, flange, 300, fixed
Position set, 310, positioning bar, 311, peep-hole, 320, clip slot, 321, positioning region, the 330, second auxiliary section, the 340, second guide part,
400, installation cavity, 500, sealing ring, 600, tubing, 700, clamp, 710, latch, 1111, packing groove, 1112, antiskid wall.
Specific embodiment
It is below in conjunction with attached drawing and specifically real for the purpose of this utility model, technical solution and advantage is more clearly understood
Mode is applied, the utility model is described in further detail.It should be understood that the specific embodiments described herein
Only to explain the utility model, the protection scope of the utility model is not limited.
It should be noted that it can be directly another when element is referred to as " being sheathed on ", " being set to " another element
On a element or there may also be elements placed in the middle.It can be when element is referred to as " fixation " another element, between them
The mode of being detachably fixed is also possible to non-removable fixed form.When an element is considered as " connection " another element,
It can be directly to another element or may be simultaneously present centering elements.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only, be not offered as being unique embodiment party
Formula.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in constraint the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
The similar term such as " first " described in the utility model, " second ", " third " does not represent specific quantity and sequence,
It is only used for the differentiation of title.
As shown in Figure 1, Figure 2 and shown in Fig. 4, a kind of pipe connecting device of the utility model one embodiment, including：Pipe fitting sheet
Body 100, pipe fitting ontology 100 include core 110 interconnected and connector 120, and connector 120 is equipped with the first auxiliary section
121；Positioning sleeve 300, positioning sleeve 300 are sheathed on core 110, and one end of positioning sleeve 300 is equipped with and 121 phase of the first auxiliary section
Matched second auxiliary section 330 makes positioning sleeve 300 and core 110 be spaced setting and forms the installation cavity 400 installed for tubing 600,
At least two positioning bars 310 are equipped at intervals on the outer wall of positioning sleeve 300, two adjacent positioning bars 310 and positioning sleeve 300 cooperate
Form the clip slot 320 cooperated with latch 710.
As shown in Figures 5 to 9, when the pipe connecting device of above-described embodiment is installed and used, by positioning sleeve 300 along pipe fitting sheet
The length direction of body 100 is sheathed on core 110, until the second auxiliary section 330 and the first auxiliary section 121 are realized and are cooperated, thus
Realize that installation of the positioning sleeve 300 with respect to pipe fitting ontology 100 is fixed, there are gap, the gaps between positioning sleeve 300 and core 110
The installation cavity 400 installed for tubing 600 is formd, tubing 600 is inserted into the installation cavity 400 until tubing 600 and installation cavity
400 bottom wall abuts against, using clamp 700 to positioning sleeve 300 carry out clamping make positioning sleeve 300 and 600 compressive deformation of tubing from
And realize sealing, when 710 height of latch of clamp 700 is lower, such as H-type clamp, VP type clamp etc., latch 710 is put into
In clip slot 320, positioning bar 310 and the inner wall of clamp 700 are abutted against, and when clamp 700 are engaged, the bite force of latch 710 to press from both sides
The bottom wall of slot 320 is compressed, meanwhile, the bite force of the inner wall of clamp 700 is but also positioning bar 310 is compressed, to make
600 many places alternating compression of tubing is obtained, ensure that the reliability sealed between pipe connecting device and tubing 600；When clamp 700
When 710 height of latch is higher, such as TH type clamp, F type clamp, U-shaped card pincers etc., latch 710 is put into clip slot 320, is positioned
There are gaps between muscle 310 and the inner wall of clamp 700, and when clamp 700 are engaged, the bite force of latch 710 makes the bottom of clip slot 320
Wall is compressed, meanwhile, the occlusion of clamp 700 also eliminates the gap between positioning bar 310 and the inner wall of clamp 700, clamp
700 in further occlusion, and the bite force of the inner wall of clamp 700 is but also positioning bar 310 is compressed, again such that tubing
600 many places alternating compressions ensure that the reliability of sealing, also, the further occlusion of process clamp 700,320 bottom wall of clip slot
Decrement also further strengthens, and enhances leakproofness.
It needs to be illustrated, the cooperation between the first auxiliary section 121 and the second auxiliary section 330, which can be, passes through convex block
Match realization with groove, be also possible to realize by cooperation between grab and grab, need to only meet the first auxiliary section 121 with
The cooperation of second auxiliary section 330 enables to 300 installations of positioning sleeve fixed.When positioning bar 310 is two, two
The setting of 310 relative spacing of positioning bar, when being compressed using clamp 700, latch 710 is put into clip slot 320, and clamp 700 press from both sides
It is next, impression at least three is formed in clip slot 320 and at two positioning bars 310, strengthens leakproofness；When positioning bar 310
When being three, when being compressed using clamp 700, latch 710 is put into for adjacent two 310 relative spacings of positioning bar setting
In clip slot 320, after clamp 700 clamp, at least impression everywhere is formed in clip slot 320 and at three positioning bars 310, further plus
Strong leakproofness.
As shown in Fig. 1 and Fig. 4, on the basis of the above embodiments, the inner wall of clip slot 320 be equipped with for latch 710 into
The positioning region 321 of row positioning.Positioning region 321 is set by the inner wall in clip slot 320, enables the latch 710 of clamp 700 fast
Speed realizes location fit with positioning sleeve 300, carries out positioning for subsequent occlusion and prepares.Positioning region 321, which can be, is provided with folder
On 320 bottom wall of slot can with latch 710 cooperate groove, be also possible to be arranged on 320 side wall of clip slot can be with latch
The inclined-plane that 710 side wall matches only need to meet and can fast, easily make latch 710 be positioned.
As shown in Fig. 1 and Fig. 5 to 11, based on any of the above embodiments, pipe connecting device further includes retaining ring, gear
Snare is set on connector 120, and retaining ring is for fixing positioning sleeve 300 with respect to core 110, positioning sleeve 300, retaining ring and core
110 cooperatively form installation cavity 400.In the assembling for carrying out pipe connecting device in use, by retaining ring along the length of pipe fitting ontology 100
Direction is inserted in, until shield ring sleeve is set on connector 120, realizes positioning sleeve 300 using the cooperation of retaining ring and positioning sleeve 300
The installation of opposite pipe fitting ontology 100 is fixed, and positioning sleeve 300, retaining ring and core 110 cooperatively form the installation being inserted into for tubing 600
Chamber 400, tubing 600 is inserted into be abutted against with retaining ring.
Further, retaining ring includes retaining ring ontology 200, and retaining ring ontology 200 is equipped with through-hole, and the inner wall of through-hole is equipped with direction
The third auxiliary section 210 that connector 120 is arranged, third auxiliary section 210 and the first auxiliary section 121 cooperate.Retaining ring ontology 200 is installed
When, core 110 and connector 120 are each passed through through-hole, until the first auxiliary section on third auxiliary section 210 and connector 120
121 realize cooperation, to realize that the installation of retaining ring ontology 200 is fixed.Between third auxiliary section 210 and the first auxiliary section 121
Cooperation, which can be, matches realization with groove by convex block, is also possible to realize by the cooperation between grab and grab, only need
The cooperation for meeting third auxiliary section 210 and the first auxiliary section 121 enables to the installation of retaining ring ontology 200 fixed.
Further, flange 230, flange 230 and 210 relative spacing of third auxiliary section are additionally provided on retaining ring ontology 200
The opposite direction of setting, flange 230 towards 600 direction of insertion of tubing extends, and flange 230, which is equipped with, to be arranged towards connector 120
First protrusion, the first protrusion, flange 230 and retaining ring ontology 200 cooperatively form the 4th auxiliary section with the clamping of the second auxiliary section 330
220.When positioning sleeve 300 is installed, positioning sleeve 300 is sheathed on core 110, until the second auxiliary section 330 and the 4th auxiliary section 220
Cooperation is realized, to realize that the installation of positioning sleeve 300 is fixed.Cooperation between second auxiliary section 330 and the 4th auxiliary section 220 can
To be to match realization with groove by convex block, it is also possible to realize by cooperation between grab and grab, need to only meets the
The cooperation of two auxiliary sections 330 and the 4th auxiliary section 220 enables to the installation of positioning sleeve 300 fixed.
As shown in Fig. 2 and Figure 11, based on any of the above embodiments, the inner wall of installation cavity 400 is equipped with locking structure
112, locking structure 112 is set on the outer wall of core 110 and/or on the inner wall of positioning sleeve 300, when tubing 600 is compressed,
Locking structure 112 and 600 snap-fit of tubing.Under the action of positioning sleeve 300 is in clamp 700 when compressive deformation, tubing is driven
600 compressive deformations prevent tubing 600 with respect to installation cavity 400 at this point, the outer wall of locking structure 112 and tubing 600 realizes clamping
Inner wall occur to loosen and fall off, meanwhile, locking structure 112 can be set to the opposite inclined latch 710 of core 110, pipe
Material 600 deforms the gap between rear plug full phase neighbour latch 710 to locking tubing 600, avoids because between expanding with heat and contract with cold and being formed
Gap ensure that leakproofness, and the latch 710 of the present embodiment is triangle helical teeth, can also be trapezoidal helical teeth etc. in other embodiments
Shape.The locking structure 112 can be separately positioned on the outer wall of core 110 or the inner wall of positioning sleeve 300, can also be in core
110 outer wall and the inner wall of positioning sleeve 300 are arranged simultaneously to reinforce sealing effect.
As shown in Figure 1 to Figure 3, optionally, the outer wall of core 110 is equipped with the mounting groove 111 installed for sealing ring 500, peace
Tankage 111 includes the first side wall, and the first side wall is arranged far from connector 120, and the first side wall is equipped with packing groove 1111.Carry out
Sealing ring 500 in use, be first inserted in the mounting groove 111 on core 110, in order to guarantee to seal by the assembling of pipe connecting device
Property, a plurality of mounting groove 111 can be opened up along the length direction interval of core 110, then retaining ring is passed through into core 110 to connector
120, so that the third auxiliary section 210 on retaining ring is realized with the first auxiliary section 121 on connector 120 and is cooperated, so that gear
Snare is set on connector 120, then positioning sleeve 300 is sheathed on to the second auxiliary section of on core 110 until 300 end of positioning sleeve
330 realize with the 4th auxiliary section 220 on retaining ring and are engaged by clamping, when the second auxiliary section 330 and 220 cooperation of the 4th auxiliary section
Afterwards, positioning sleeve 300 has cooperatively formed installation cavity 400 by positioning sleeve 300, core 110 and retaining ring with respect to the setting of the interval of core 110.
Packing groove 1111 is set on the first side wall of mounting groove 111, when compressive deformation occurs for tubing 600, with 1111 phase of packing groove
The part answered can be fallen into packing groove 1111, to further be contacted with sealing ring 500 so that sealing ring 500 further by
Compression is deformed to fill up mounting groove 111, prevents in subsequent use process because sealing ring 500 is not completed full of mounting groove
111 and be subjected to displacement, avoid because sealing ring 500 be displaced generate gap.In one embodiment, the depth L1 of packing groove 1111
Width L2 for 0.5mm~0.7mm, packing groove 1111 is 0.5mm~1mm, at this point, sealing ring 500 can be compressed into completely
Full of mounting groove 111.
It needs to be illustrated, sealing ring 500 can be using the element that can be realized sealing such as O-ring, this is close
Seal 500 can use elastic material, so that can be deformed upon compression to enhance leakproofness full of mounting groove 111.
As shown in Fig. 2, Fig. 3 and Figure 10, further, mounting groove 111 further includes second sidewall, and second sidewall is close to connection
Body 120 is arranged, and second sidewall is equipped with antiskid wall 1112, and the radial height of antiskid wall 1112 is greater than the radial high of sealing ring 500
Degree.The radial height of antiskid wall 1112 is greater than the radial height of sealing ring 500, when tubing 600 is inserted into installation cavity 400, tubing
600 side wall is abutted with antiskid wall 1112, so that there are gaps between the side wall of tubing 600 and sealing ring 500, is prevented in tubing
It is in contact with sealing ring 500 so that sealing ring 500 arches upward and is displaced, simultaneously as in tubing in 600 insertion process
After 600 insertion installation cavitys 400, there are gaps between tubing 600 and sealing ring 500, if pipe connecting device does not carry out clamp
700 occlusion suppress in test process subsequent, and liquid L is overflowed from gap, so as to judge pipe fitting connection dress
It sets and clamp 700 have not been used carries out crimping occlusion.In one embodiment, radial height difference L3 is 0.1mm~0.3mm, at this point,
It not only may indicate whether to carry out pincers pressure, moreover it is possible to guarantee to can be realized reliable sealing after subsequent compressed.
As shown in Fig. 2, based on any of the above embodiments, the first guide part 122 is additionally provided on connector 120, the
One guide part 122 is arranged close to the first auxiliary section 121.The setting of first guide part 122 enables retaining ring to be smoothly moved to
Cooperate third auxiliary section 210 with the first auxiliary section 121.In one embodiment, the first guide part 122 is that guiding is oblique
Face, the guiding surface are tilted towards the first auxiliary section 121, i.e., one end close to the first auxiliary section 121 is higher than far from the first cooperation
The one end in portion 121, when being inserted on connector 120, the inner wall of through-hole is first abutted with guiding surface retaining ring, is continued to towards even
When the external force of junctor 120, the inner wall of cavity is moved along guiding surface up to the second auxiliary section 330 and the cooperation of the first auxiliary section 121,
Guiding surface effectively can also stop retaining ring to fall off.
As shown in figure 4, based on any of the above embodiments, positioning sleeve 300 is additionally provided with the second guide part 340, second
Guide part 340 is arranged close to the second clamping portion.The setting of second guide part 340 is so that the second auxiliary section 330 on positioning sleeve 300
It can smoothly realize and cooperate with the 4th auxiliary section 220 on retaining ring.In one embodiment, the second guide part 340 is circular arc
The end of transition, during positioning sleeve 300 is moved to contact towards retaining ring, the end of arc transition can be smoothly embedded in
In retaining ring, so that the end of positioning sleeve 300 is shunk, so that the second auxiliary section 330 is matched with the 4th auxiliary section 220, it is real
The installation of existing positioning sleeve 300 is fixed.
As shown in Fig. 4 and Figure 10, based on any of the above embodiments, positioning bar 310 is equipped with connection installation cavity 400
Peep-hole 311.It may determine that the depth that tubing 600 is inserted into installation cavity 400, the insertion peace of tubing 600 by peep-hole 311
The depth behaveing affectedly in 400 reaches preset condition, through could effectively guarantee its leakproofness after overcompression.It can be by peep-hole
311 are disposed in proximity on the positioning bar 310 of retaining ring, abut so as to judge whether tubing 600 is inserted into retaining ring.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the constraints to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of pipe connecting device, which is characterized in that including：
Pipe fitting ontology, the pipe fitting ontology include core and connector interconnected, and the connector is equipped with the first cooperation
Portion；
Positioning sleeve, the positioning sleeve are sheathed on the core, and one end of the positioning sleeve is equipped with and first auxiliary section
The second auxiliary section to match makes the positioning sleeve and the core interval that the installation cavity to be formed for tubing installation be arranged, described
At least two positioning bars are equipped at intervals on the outer wall of positioning sleeve, two adjacent positioning bars are cooperatively formed with positioning sleeve matches with latch
The clip slot of conjunction.
2. pipe connecting device according to claim 1, which is characterized in that the inner wall of the clip slot is equipped with for latch
The positioning region positioned.
3. pipe connecting device according to claim 1, which is characterized in that further include retaining ring, the shield ring sleeve is set to institute
It states on connector, the retaining ring is for fixing the relatively described core of the positioning sleeve, the positioning sleeve, the retaining ring and described
Core cooperatively forms the installation cavity.
4. pipe connecting device according to claim 3, which is characterized in that the retaining ring includes retaining ring ontology, the gear
It encloses ontology and is equipped with through-hole, the inner wall of the through-hole is equipped with the third auxiliary section being arranged towards the connector, and the third is matched
Conjunction portion and first auxiliary section cooperate.
5. pipe connecting device according to claim 4, which is characterized in that be additionally provided with flange on the retaining ring ontology, institute
It states flange and third auxiliary section relative spacing is arranged, the opposite direction of the flange towards the tubing direction of insertion extends,
The flange is equipped with the first protrusion being arranged towards the connector, first protrusion, the flange and the retaining ring sheet
Body cooperatively forms the 4th auxiliary section with second auxiliary section clamping.
6. pipe connecting device according to claim 1, which is characterized in that the inner wall of the installation cavity is equipped with locking knot
Structure, the locking structure are set on the outer wall of the core and/or on the inner wall of the positioning sleeve, when the tubing is compressed
When, the locking structure and the tubing snap-fit.
7. pipe connecting device according to any one of claims 1 to 6, which is characterized in that the outer wall of the core is equipped with
For the mounting groove of sealing ring installation, the mounting groove includes the first side wall, and the first side wall is arranged far from the connector, institute
The first side wall is stated equipped with packing groove.
8. pipe connecting device according to claim 7, which is characterized in that the mounting groove further includes second sidewall, institute
It states second sidewall to be arranged close to the connector, the second sidewall is equipped with antiskid wall, and the radial height of the antiskid wall is big
In the radial height of the sealing ring.
9. pipe connecting device according to claim 7, which is characterized in that be additionally provided with the first guiding on the connector
Portion, first guide part are arranged close to first auxiliary section.
10. pipe connecting device according to claim 7, which is characterized in that the positioning sleeve is additionally provided with the second guide part,
Second guide part is arranged close to second auxiliary section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820427111.4U CN208169738U (en) | 2018-03-27 | 2018-03-27 | Pipe connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820427111.4U CN208169738U (en) | 2018-03-27 | 2018-03-27 | Pipe connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169738U true CN208169738U (en) | 2018-11-30 |
Family
ID=64374583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820427111.4U Active CN208169738U (en) | 2018-03-27 | 2018-03-27 | Pipe connecting device |
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| Country | Link |
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| CN (1) | CN208169738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278427A (en) * | 2018-03-27 | 2018-07-13 | 日丰企业（佛山）有限公司 | Pipe connecting device |
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2018
- 2018-03-27 CN CN201820427111.4U patent/CN208169738U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108278427A (en) * | 2018-03-27 | 2018-07-13 | 日丰企业（佛山）有限公司 | Pipe connecting device |
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