CN207801393U - A kind of cable lock-on connection - Google Patents
A kind of cable lock-on connection Download PDFInfo
- Publication number
- CN207801393U CN207801393U CN201721762374.2U CN201721762374U CN207801393U CN 207801393 U CN207801393 U CN 207801393U CN 201721762374 U CN201721762374 U CN 201721762374U CN 207801393 U CN207801393 U CN 207801393U
- Authority
- CN
- China
- Prior art keywords
- lock
- wall
- cable
- nut
- sealing ring
- 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.)
- Withdrawn - After Issue
Links
- 238000007789 sealing Methods 0.000 claims abstract description 107
- 230000008602 contraction Effects 0.000 claims abstract description 28
- 125000003003 spiro group Chemical group 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 21
- 230000008878 coupling Effects 0.000 abstract description 9
- 238000010168 coupling process Methods 0.000 abstract description 9
- 238000005859 coupling reaction Methods 0.000 abstract description 9
- 230000007246 mechanism Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 238000007157 ring contraction reaction Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000469816 Varus Species 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Abstract
The utility model provides a kind of cable lock-on connection, belongs to field of mechanical technique.It solves the technical problems such as existing cable lock-on connection sealing difference and locking effect difference.This cable lock-on connection, including connector sleeve, lock sleeve and the sealing ring being arranged in connector sleeve, one end of connector sleeve is threadedly coupled with nut and can make lock sleeve radial contraction by tightening nuts, its axial direction of nut upper edge, which offers, to form the slide opening being slidably matched with lock sleeve and lock sleeve is located in slide opening, the length of slide opening be more than lock sleeve axial direction on length, nut inner end is between lock sleeve and connector sleeve inner wall and the inner end end face of nut is resisted against on the end face of sealing ring.The lock sleeve of the utility model is directly contacted with the insulating layer of cable, which is the coupling mechanism force of hardness, by way of so that sealing ring contraction distortion is held cable tightly compressing sealing ring compared to tradition, coupling mechanism force bigger, therefore locking effect is more preferable.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of cable lock-on connection.
Background technology
Electrical equipment needs to draw the cable inside equipment for work requirements, and cable passes through the threading hole of equipment
When, cable lock-on connection is set typically at threading hole to be locked to cable, prevents cable to be drawn out, separately
Outside, such as water pump electrical equipment is applied in moist environment, thus the leakproofness of lock-on connection be also its it is important consider because
Element.Therefore, for cable lock-on connection, the stability of leakproofness and locking be it is highly important, still, currently on the market
Always lack a cable lock-on connection that can realize preferable sealing effect and locking effect.
Structure such as Chinese patent literature (the utility model title of the cable lock-on connection generally used at present：Cable waterproof
Connector；Application number：201521100734.3) shown in, the cable waterproof head is close by being arranged in the tight lock part of joint body
Seal can make to tighten portion's radial contraction, and sealing ring is forced to be pressed against on the outer wall of cable by tightening nuts, realize to line
The locking and sealing of cable.Although the cable waterproof connector has preferable sealing effect, it is to pass through to lock cable due to it
What elastic seal ring was locked, i.e., coupling mechanism force is elastic force, and the coupling mechanism force formed in this way is little, leads to the cable waterproof connector
Locking effect is poor.
For another example a kind of cable pipe fitting (application number disclosed in Chinese patent literature：88211305.4), including it is locknut, close
Seal, cylindrical round sealing ring, is trapped, upper set, nuts and washers at fittings body, connector Nell wall be in upper and lower washer it
Between or sealing ring outer circle between washer and upper set carry vee gutter, endoporus is the loudspeaker from two planar ends to centre convergence
Mouth.The cable pipe fitting locks cable by upper set, and coupling mechanism force is rigid pressure, therefore locking effect can obtain
Ensure.But sealing is sealed by sealing ring.Since the nut of the cable pipe fitting can not directly be carried out with sealing ring
Contact is to remove crush seal ring by upper set, that is to say, that upper set should radial contraction lock cable, it is axial again to move
Dynamic crush seal ring.During nut tightening extrusion ring, since upper set has locked cable, tightening nut completely
When cable can be brought into together, and sealing ring is compressed at this time that cable is fixed, and cable can be caused to roll up close in this way
Between seal ring and upper set so that the process of tightening nut is laborious, and when nut tightening to a certain extent roll up in sealing ring by cable
Cable between upper set can hinder nut to continue to screw, and cause sealing ring compression incomplete, therefore lead to sealing ring and cable
Between leakproofness can be affected.
Invention content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that a kind of cable lock-on connection,
Technical problem to be solved in the utility model is：It is proposed a kind of sealed reliable and the good cable lock-on connection of locking effect.
The purpose of this utility model can be realized by following technical proposal：
A kind of cable lock-on connection, including connector sleeve, lock sleeve and the sealing ring being arranged in connector sleeve, the connector sleeve
One end be threadedly coupled with nut and can make lock sleeve radial contraction by tightening nuts, which is characterized in that the nut upper edge
Its axial direction, which offers, to form the slide opening being slidably matched with lock sleeve and lock sleeve is located in the slide opening, the length of the slide opening
More than the length in the lock sleeve axial direction, the inner end of the nut is between lock sleeve and connector sleeve inner wall and nut
Inner end end face is resisted against on the end face of sealing ring.
This cable lock-on connection is used to be connected in the shell of electrical equipment such as water pump.When in use, electrical equipment is drawn
Cable pass through connector sleeve, sealing ring and slide opening, and lock sleeve is set in outside cable, later, by tightening nuts, nut
Slide opening, which can compress lock sleeve, makes lock sleeve radial contraction, is locked to cable.This cable lock-on connection is direct by lock sleeve
It is contacted with the insulating layer of cable, which is the coupling mechanism force of hardness, so that sealing ring is received by compressing sealing ring compared to tradition
Compression deformation holds the mode of cable, coupling mechanism force bigger tightly, therefore locking effect is more preferable.Since retaining ring is located in slide opening and can be with cunning
Hole forms and is slidably matched, and the length of slide opening is bigger than the axial length of retaining ring, therefore during tightening nuts, sliding sleeve energy
It is whole to slide into slide opening, and the inner end of nut can extend between lock sleeve and connector sleeve inner wall so that nut inner end end face is supported
It leans against on sealing surface.Moreover, during continuing tightening nuts compresses seal, retaining ring can also be slided with respect to nut, make this
Cable will not be brought into together in the process, keep nut screwing operations smooth laborsaving and ensure that sealing ring deformation quantity is big, therefore sealed
Effect gets a promotion significantly.It is formed and is squeezed with the insulating layer of cable after sealing ring deformation, sealing ring also forms locking to cable
Power, therefore further improve locking effect.
In above-mentioned cable lock-on connection, on the hole wall of the slide opening have can for lock sleeve outer end carry out against limit
Position wall, the distance of the limited wall to nut inner end end face are more than the length in the lock sleeve axial direction.When limited wall is arranged,
Slide opening is ended by end face to the limited wall of nut.Due to setting limited wall, it is avoided that lock sleeve integrally deviates from slide opening, moreover, by
It is more than the length in lock sleeve axial direction in the distance of limited wall to nut inner end end face so that nut inner end end face Contact Seal ring
Moment lock sleeve do not contacted with limited wall also, therefore during continuing tightening nuts further compresses seal, locking
Set can slide a distance with respect to nut, without bringing cable into together, keep nut screwing operations smooth laborsaving and ensure
Sealing ring deformation quantity is big, therefore sealing effect gets a promotion significantly.
In above-mentioned cable lock-on connection, the outer end of the lock sleeve be resisted against on the limited wall and lock sleeve it is interior
End is resisted against on the end face of the sealing ring.The inner face of lock sleeve can be resisted against on the abutment end end face of sealing ring, therefore be revolved
It can make lock sleeve and nut compresses seal together, the sealed end of such sealing ring that there is larger stress surface when tight nut
Product, the deformation quantity of energy lift-off seal circle, to lift-off seal and locking effect.
In above-mentioned cable lock-on connection, the slide opening is cylindrical hole, and the lock sleeve includes being threaded through in slide opening
And in circular plug division, the inner end of the plug division integrally formed with it is several when nut screws can radial contractions main lock
Tight pawl, the limited wall are resisted against on the outer end end face of the plug division.It is cylindrical can be slided with circular plug division
Dynamic cooperation, convenient lock sleeve during nut compresses seal can smoothly slide in slide opening.This cable lock-on connection
Inner end is main locking jaw, and primary lock pawl is that can generate the position of deformation, and plug division will not deform upon, therefore pass through limit
Wall leans to limit the position of clamp ring with plug division, and limit stability is more preferable, preferably cable can be avoided to be drawn out.
In above-mentioned cable lock-on connection, one end that the sealing ring leans with nut is abutment end, and the other end is
Sealed end, circumferentially arranged with the sealed wall one of annular on the inner wall of the connector sleeve, the surface of the sealed wall one is evagination
Cambered surface or inclined inclined-plane have the sealing along the circumferentially disposed annular of sealing ring on the peripheral surface of the sealed end of the sealing ring
Wall two, the surface of the sealed wall two are the cambered surface of evagination, and the sealed wall one can lean with the sealed wall two.Pass through this
The design of sample, during tightening nuts make sealed wall two compress sealed wall one, phase occurs for a moment for sealed wall two and sealed wall
Mutual displacement guides the sealed end radial direction varus of sealing ring, the sealed end of sealing ring can be made to have larger deformation quantity so that close
Sealing effect between seal and cable is more preferably.
In above-mentioned cable lock-on connection, the connector sleeve includes tubular spiro union portion and is connected to spiro union portion one end
Mounting portion, the middle part of the spiro union portion has circular mounting hole, and the nut is threaded in the mounting hole, described
Sealing ring is arranged in the mounting hole and the peripheral surface of sealing ring is resisted against on the hole wall of mounting hole, is opened up on the mounting portion
There is the cable-through hole being connected with the mounting hole.For being connected with the shell of electrical equipment, the peripheral surface of sealing ring supports interconnecting piece
On the hole wall for leaning against the mounting hole of the spiro union portion, during such sealing ring is compressed, the periphery wall of sealing ring can also be sent out
The deformation of raw evagination so that form sealing between sealing ring and the hole wall of mounting hole, therefore both realized by a sealing ring
Sealing between sealing ring and cable, and the sealing between sealing ring and connector sleeve is realized, it ensure that cable lock-on connection is whole
The leakproofness of body.
In above-mentioned cable lock-on connection, the cable-through hole is round hole, and the cable-through hole and the mounting hole are coaxial
The heart is arranged, and the diameter of the cable-through hole is less than the diameter of the mounting hole, by upper between the cable-through hole and the mounting hole
State one transition of sealed wall connection.The diameter of cable-through hole is smaller and mounting hole is relatively large in diameter, in this way cable-through hole and mounting hole it
Between process sealed wall one, processing is more convenient, the machining accuracy of sealed wall one is can guarantee, with lift-off seal wall one and sealing ring
Between leakproofness.
In above-mentioned cable lock-on connection, the primary lock pawl is in strip, week of several primary lock pawls along plug division
To interval setting successively, the inner end of primary lock pawl has and can be inconsistent with the hole wall of slide opening when nut screws and makes primary lock pawl
Radial contraction against protrusion one.Such design so that lock sleeve is inner end radial contraction, nut can be facilitated smoothly to cover in this way
It is located at without contradicting on plug division, using process fast and easy, then as screwing for nut, the slide opening of nut can be with
It is contradicted against protrusion one and forces primary lock pawl radial contraction, to lock cable.
In above-mentioned cable lock-on connection, the inner end of the plug division is located between each two primary lock pawl one respectively
The auxiliary locking jaw of strip is formed, width of the auxiliary locking jaw in lock sleeve circumferential direction is less than primary lock pawl along lock sleeve week
Upward width, the inner end of the auxiliary locking jaw have and can be inconsistent with the hole wall of slide opening when nut screws and make auxiliary locking jaw
Being additionally provided with against protrusion two, on the lateral wall of the auxiliary locking jaw for radial contraction is compressed along what auxiliary locking jaw length direction extended
It is stupefied, it is described to compress stupefied height and gradually increased to inner end by auxiliary locking jaw outer end.In cable lock-on connection installation process, need
The cable of certain length, the cable energy of such cable length in reserve when special circumstances are pulled out by force are reserved in electrical equipment
Certain pull-out amount is enough provided.By the way that auxiliary locking jaw is arranged in this cable lock-on connection, when the initial stage of tightening nuts, on nut
Slide opening can make the preferential radial contraction of auxiliary locking jaw with stupefied conflict is compressed and be pressed on the insulating layer of cable, avoid electrical equipment
Interior reserved cable is automatically protruding so that operation is more convenient.
In above-mentioned cable lock-on connection, the hole wall of slide opening inner end opening is that annular compresses wall, the annular
Wall is compressed with respect to nut inner end end slope and makes slide opening inner end be open to form flared, it is described against protrusion one and against protrusion
Inclined surface one is all had on two inner face, the outer end face against protrusion one is inclined surface two, the inclination side of the inclined surface two
It is consistent to the inclined direction of wall is compressed with the annular, when primary lock pawl and auxiliary locking jaw radial contraction the inclined surface
One can lean with the abutment end end face of the sealing ring.Design in this way, nut slide opening with against protrusion one or
When being contacted against protrusion two, annular compresses wall and plays guiding role, and so that nut is compressed lock sleeve makes the mistake of lock sleeve radial contraction
Journey is more smooth and laborsaving.By the way that inclined inclined surface one, the inclined surface in primary lock pawl and auxiliary locking jaw radial contraction is arranged
One leans with the abutment end end face of sealing ring and has larger rest surface, enables lock sleeve compression seal together with nut
Circle makes sealing ring have compared with large deformation, with lift-off seal and locking effect.
In above-mentioned cable lock-on connection, the diameter of the plug division is slightly less than the diameter of the slide opening, the limit
Wall is the step wall of the annular to concave along nut diameter.The outer diameter of plug division is slightly less than the diameter of slide opening so that plug division and cunning
Formed and be oriented between hole, lock sleeve can in slide opening Stable sliding so that the process of tightening nuts compresses seal is smooth, convenient
Carrying out preferable pressure to sealing ring keeps its deformation larger.Moreover, by step wall and the lock sleeve outer end end face of annular against,
Rest surface is big, and in cable by larger when pullling power, lock sleeve is not easy to be damaged and can be stably positioned in slide opening
It is interior.
Compared with prior art, the utility model has the following advantages：
1, this cable lock-on connection is directly contacted with the insulating layer of cable by lock sleeve, which is the locking of hardness
Power, by way of so that sealing ring contraction distortion is held cable tightly compressing sealing ring compared to tradition, coupling mechanism force bigger, therefore lock
Effect is more preferable.
2, this cable lock-on connection makes moment of nut inner end end face Contact Seal ring to continuing to screw spiral shell in tightening nuts
During cap further compresses sealing ring, lock sleeve can slide axially in slide opening with respect to nut, therefore cable during this
It will not be brought into together, avoiding cable and rolling up causes nut screwing operations to be obstructed between lock sleeve and sealing ring so that spiral shell
The smooth compresses seal of cap energy ensures that sealing ring deformation quantity is big, therefore has the advantages that sealing effect is good.
Description of the drawings
Fig. 1 is the dimensional structure diagram of this cable lock-on connection.
Fig. 2 is the sectional view of this cable lock-on connection.
Fig. 3 is the explosive view one of this cable lock-on connection.
Fig. 4 is the explosive view two of this cable lock-on connection.
Fig. 5 is the use state diagram one of this cable lock-on connection.
Fig. 6 is the use state diagram two of this cable lock-on connection.
Fig. 7 is the use state diagram three of this cable lock-on connection.
In figure, 1, cable；2, connector sleeve；21, spiro union portion；22, mounting portion；23, sealed wall one；3, lock sleeve；31, grafting
Portion；32, primary lock pawl；321, against protrusion one；33, auxiliary locking jaw；331, against protrusion two；332, it compresses stupefied；A, inclined surface
One；B, inclined surface two；4, nut；5, sealing ring；51, sealed end；511, sealed wall two；52, abutment end；6, slide opening；61, it limits
Wall；62, annular compresses wall；7, mounting hole；8, cable-through hole.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1 and Figure 2, this cable lock-on connection includes connector sleeve 2, lock sleeve 3 and 2 one end bolt of connector sleeve
One end of nut 4 and the sealing ring 5 being arranged in connector sleeve 2, sealing ring 5 is sealed end 51, and the other end is abutment end 52, sealing
The sealed end 51 of circle 5 can be resisted against on the inner wall of connector sleeve 2 and be formed sealing, its axial direction of 4 upper edge of nut offers columned
Slide opening 6, lock sleeve 3 are arranged in slide opening 6, and the inner end end face of nut 4 is resisted against on 52 end face of abutment end of sealing ring 5.
As shown in Fig. 2, the limited wall 61 that lock sleeve 3 is deviate to 4 outer end of nut can be limited by having on the hole wall of slide opening 6, limit
Position wall 61 is the step wall of the annular to concave along 4 diameter of nut, and the outer end end face of lock sleeve 3 can be resisted against on limited wall 61, be limited
The distance of position wall 61 to 4 inner end end face of nut is more than the length in 3 axial direction of lock sleeve, can guarantee 3 radial contraction of lock sleeve in this way
A distance can be slided with respect to nut 4 later so that, will not be by cable 1 together band during 4 crush seal circle 5 of nut
Enter, keep 4 screwing operations of nut smooth laborsaving and ensures that 5 deformation quantity of sealing ring is big, lift-off seal.Moreover, shown in Fig. 7, due to
Provided with limited wall 61, sliding distance of the lock sleeve 3 with respect to nut 4 is limited, when sealing ring 5 compresses to a certain extent, lock
Fixed 3 inner face can be also resisted against on 52 end face of abutment end of sealing ring 5 and compresses seal 5 together of nut 4, close in this way
The sealed end 51 of seal 5 has larger stress surface, the deformation quantity of energy lift-off seal circle 5, to which lift-off seal and locking are imitated
Fruit.
As shown in Fig. 2, connector sleeve 2 includes tubular spiro union portion 21 and the mounting portion 22 for being connected to interconnecting piece one end, spiral shell
There is circular mounting hole 7, nut 4 to be threaded in mounting hole 7 at the middle part of socket part 21, and sealing ring 5 is arranged in mounting hole 7
Interior and sealing ring 5 peripheral surface is resisted against on the hole wall of mounting hole 7, offers on mounting portion 22 and is connected with mounting hole 7
Cable-through hole 8.Cable-through hole 8 is round hole, cable-through hole 8 and 7 concentric setting of mounting hole, and the diameter of cable-through hole 8 is less than mounting hole 7
Diameter.For interconnecting piece for being connected with the shell of electrical equipment, the peripheral surface of sealing ring 5 is resisted against the mounting hole 7 of spiro union portion 21
Hole wall on, during such sealing ring 5 is compressed, the deformation of evagination can also occur for the periphery wall of sealing ring 5 so that sealing
It is formed and is sealed between circle 5 and the hole wall of mounting hole 7, therefore realized between sealing ring 5 and cable 1 by a sealing ring 5
Sealing, and realize the sealing between sealing ring 5 and connector sleeve 2, ensure that the leakproofness of cable lock-on connection entirety.
As shown in Figure 2 and Figure 4, circumferentially arranged with the sealed wall 1 of annular, cable-through hole 8 and peace on the inner wall of connector sleeve 2
It fills and is connected by one 23 transition of sealed wall between hole 7, the surface of sealed wall 1 is the cambered surface of evagination or inclined inclined-plane, close
There is the sealed wall 2 511 along the circumferentially disposed annular of sealing ring 5, sealed wall two on the peripheral surface of the sealed end 51 of seal 5
511 surface is the cambered surface of evagination, and sealed wall 1 leans with sealed wall 2 511.Design in this way, in tightening nuts
During 4 make sealed wall 2 511 compress sealed wall 1, as shown in fig. 7, sealed wall 2 511 and sealed wall 1 can occur
Mutual displacement guides the radial varus of the sealed end 51 of sealing ring 5, the sealed end 51 of sealing ring 5 can be made to have larger deformation
Amount so that the sealing effect between sealing ring 5 and cable 1 is more preferably.
As shown in Figures 2 and 3, lock sleeve 3 includes in circular plug division 31, and plug division 31 is threaded through in slide opening 6, is inserted
The outer diameter of socket part 31 is slightly less than the aperture of slide opening 6.The inner end of plug division 31 integrally formed with several primary lock pawls 32 in a strip shape,
Circumferential direction of several primary lock pawls 32 along plug division 31 is spaced setting successively, and the inner end of plug division 31 is located at each two primary lock pawl 32
Between respectively integrally formed with the auxiliary locking jaw 33 of strip, width of the auxiliary locking jaw 33 in 3 circumferential direction of lock sleeve is less than main lock
Tight width of the pawl 32 in 3 circumferential direction of lock sleeve.
As shown in Figure 3 and Figure 4, the inner end of primary lock pawl 32 have can be inconsistent with the hole wall of slide opening 6 when nut 4 screws
And make 32 radial contraction of primary lock pawl against protrusion 1, the inner end of auxiliary locking jaw 33 has when nut 4 screws can be with
The hole wall of slide opening 6 it is inconsistent and make 33 radial contraction of auxiliary locking jaw against protrusion 2 331, on the lateral wall of auxiliary locking jaw 33
It is additionally provided with and compresses stupefied 332 along what 33 length direction of auxiliary locking jaw extended, compress stupefied 332 height by 33 outer end of auxiliary locking jaw to interior
End gradually increases.In cable lock-on connection installation process, the cable 1 that certain length is reserved in electrical equipment is needed, in this way
The cable 1 of the length in reserve when special circumstances are pulled out by force of cable 1 is capable of providing certain pull-out amount.This cable lock-on connection
In by the way that auxiliary locking jaw 33 is arranged, when the initial stage of tightening nuts 4, slide opening 6 on nut 4 can with compress stupefied 332 contradict make it is auxiliary
33 radial contraction of locking jaw is simultaneously pressed on the insulating layer of cable 1, avoids the cable 1 reserved in electrical equipment automatically to overhanging
Go out so that operation is more convenient.
As shown in Figure 3 and Figure 4, the hole wall of 6 inner end opening of slide opening is that annular compresses wall 62, and annular compresses wall 62 with respect to spiral shell
4 inner end end slope of cap and 6 inner end of slide opening is made to be open to form flared, against protrusion 1 and against the inner end of protrusion 2 331
One a of inclined surface is all had on face, the outer end face against protrusion 1 is two b of inclined surface, the inclined direction and ring of two b of inclined surface
The inclined direction that shape compresses wall 62 is consistent, and one a of inclined surface can be with sealing when primary lock pawl 32 and auxiliary 33 radial contraction of locking jaw
52 end face of abutment end of circle 5 leans.Design in this way, nut 4 slide opening 6 with against protrusion 1 or against
When protrusion 2 331 contacts, annular compresses wall 62 and plays guiding role, and so that nut 4 is compressed lock sleeve 3 makes 3 radial contraction of lock sleeve
Process it is more smooth and laborsaving.By the way that inclined one a of inclined surface is arranged, in 33 radial contraction of primary lock pawl 32 and auxiliary locking jaw
When one a of inclined surface and sealing ring 5 52 end face of abutment end lean and there is larger rest surface, enable lock sleeve 3 and spiral shell
Compresses seal 5 together of cap 4 make sealing ring 5 have compared with large deformation, with lift-off seal and locking effect.
The structural principle of this cable lock-on connection is briefly described below in conjunction with attached drawing：
The connector sleeve 2 of this cable lock-on connection is used to be connected in the shell of electrical equipment such as water pump.When in use, electrically
The cable 1 that equipment is drawn passes through connector sleeve 2, sealing ring 5 and slide opening 6, and lock sleeve 3 is set in outside cable 1.Later, it screws
Nut 4, the slide opening 6 of nut 4, which can compress lock sleeve 3, makes 3 radial contraction of lock sleeve (as shown in Figure 5), until the inner end end of nut 4
Face is resisted against on the end face of sealing ring 5 (as shown in Figure 6), and 3 outer end face of lock sleeve also has with the limited wall 61 in nut 4 at this time
A certain distance, therefore continue tightening nuts 4, lock sleeve 3 slides axially with respect to nut 4, until the outer end end face of lock sleeve 3 is supported
It leans against on limited wall 61.It can also continue to tightening nuts 4 at this time, make nut 4 and lock sleeve 3 while together compresses seal 5, arrive
Up to state as shown in Figure 7.Obviously, this cable lock-on connection makes 4 inner end end face Contact Seal ring 5 of nut in tightening nuts 4
During moment further compresses sealing ring 5 to continuation tightening nuts 4, lock sleeve 3 can nut 4 be axial relatively in slide opening 6
Sliding, thus should during cable 1 will not be brought into together, avoid cable 1 and roll up and led between lock sleeve 3 and sealing ring 5
4 screwing operations of nut are caused to be obstructed so that the smooth compresses seal 5 of 4 energy of nut ensures that 5 deformation quantity of sealing ring is big, therefore seal effect
Fruit gets a promotion significantly.Originally it and is directly contacted with the insulating layer of cable 1 by lock sleeve 3, which is the locking of hardness
Power, by way of so that 5 contraction distortion of sealing ring is held cable 1 tightly compressing sealing ring 5 compared to tradition, coupling mechanism force bigger, therefore
Locking effect is more preferable.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although 1, cable is used more herein；2, connector sleeve；21, spiro union portion；22, mounting portion；23, sealed wall one；
3, lock sleeve；31, plug division；32, primary lock pawl；321, against protrusion one；33, auxiliary locking jaw；331, against protrusion two；332、
It compresses stupefied；A, inclined surface one；B, inclined surface two；4, nut；5, sealing ring；51, sealed end；511, sealed wall two；52, against
End；6, slide opening；61, limited wall；62, annular compresses wall；7, mounting hole；8, the terms such as cable-through hole, but be not precluded using other
The possibility of term.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；Them
It is contrary to the spirit of the present invention to be construed to any one of the additional limitations all.
Claims (10)
1. a kind of cable lock-on connection, including connector sleeve (2), lock sleeve (3) and the sealing ring (5) being arranged in connector sleeve (2),
One end of the connector sleeve (2) is threadedly coupled with nut (4) and can make lock sleeve (3) radial contraction by tightening nuts (4),
It is characterized in that, described its axial direction of nut (4) upper edge, which offers, can form the slide opening (6) being slidably matched and be locked with lock sleeve (3)
Set (3) is located in the slide opening (6), and the length of the slide opening (6) is more than the length in the lock sleeve (3) axial direction, the spiral shell
The inner end of cap (4) is located between lock sleeve (3) and connector sleeve (2) inner wall and the inner end end face of nut (4) is resisted against sealing ring
(5) on end face.
2. cable lock-on connection according to claim 1, having on the hole wall of the slide opening (6) can be for lock sleeve (3) outside
End carry out against limited wall (61), the limited wall (61) to nut (4) inner end end face distance be more than the lock sleeve (3)
Length in axial direction.
3. cable lock-on connection according to claim 2, which is characterized in that the outer end of the lock sleeve (3) is resisted against institute
It states on limited wall (61) and the inner end of lock sleeve (3) is resisted against on the end face of the sealing ring (5).
4. cable lock-on connection according to claim 3, which is characterized in that the slide opening (6) is cylindrical hole, the lock
Fixed (3) include being threaded through in slide opening (6) and in circular plug division (31), the inner end integrated molding of the plug division (31)
There are the primary lock pawl (32) of several energy radial contractions when nut (4) screws, the limited wall (61) to be resisted against the plug division
(31) on outer end end face.
5. cable lock-on connection according to claim 1 or 2 or 3 or 4, which is characterized in that the sealing ring (5) and nut
(4) one end to lean is abutment end (52), and the other end is sealed end (51), is circumferentially set on the inner wall of the connector sleeve (2)
There is the sealed wall one (23) of annular, the surface of the sealed wall one (23) is the cambered surface of evagination or inclined inclined-plane, the sealing
The sealed wall two (511) having along the circumferentially disposed annular of sealing ring (5) is enclosed on the peripheral surface of the sealed end (51) of (5), it is described
The surface of sealed wall two (511) is the cambered surface of evagination, and the sealed wall one (23) can lean with the sealed wall two (511).
6. cable lock-on connection according to claim 5, which is characterized in that the connector sleeve (2) includes tubular spiral shell
The middle part of socket part (21) and the mounting portion (22) for being connected to spiro union portion (21) one end, the spiro union portion (21) has circular installation
Hole (7), the nut (4) are threaded in the mounting hole (7), and sealing ring (5) setting is in the mounting hole (7)
And the peripheral surface of sealing ring (5) is resisted against on the hole wall of mounting hole (7), is offered and the mounting hole on the mounting portion (22)
(7) cable-through hole (8) being connected.
7. cable lock-on connection according to claim 4, which is characterized in that the primary lock pawl (32) is in strip, if
Circumferential direction of the dry primary lock pawl (32) along plug division (31) is spaced setting successively, and the inner end of primary lock pawl (32) has in nut (4)
When screwing can it is inconsistent with the hole wall of slide opening (6) and make primary lock pawl (32) radial contraction against raised one (321).
8. cable lock-on connection according to claim 7, which is characterized in that the inner end of the plug division (31) is located at every two
Respectively integrally formed with the auxiliary locking jaw (33) of strip between a primary lock pawl (32), the auxiliary locking jaw (33) is along lock sleeve
(3) width in circumferential direction is less than width of the primary lock pawl (32) in lock sleeve (3) circumferential direction, the inner end of the auxiliary locking jaw (33)
With when nut (4) screws can it is inconsistent with the hole wall of slide opening (6) and make auxiliary locking jaw (33) radial contraction against protrusion
Two (331) are additionally provided on the lateral wall of the auxiliary locking jaw (33) stupefied along compressing of extending of auxiliary locking jaw (33) length direction
(332), the height for compressing stupefied (332) is gradually increased by auxiliary locking jaw (33) outer end to inner end.
9. cable lock-on connection according to claim 8, which is characterized in that the hole wall of slide opening (6) inner end opening
Wall (62) is compressed for annular, the annular compresses wall (62) with respect to nut (4) inner end end slope and makes slide opening (6) interior end opening
Form flared.
10. cable lock-on connection according to claim 9, which is characterized in that described against raised one (321) and against convex
It rises and all has inclined surface one (a) on the inner face of two (331), the outer end face against raised one (321) is inclined surface two (b), institute
State inclined direction consistent, the primary lock pawl (32) that compresses the inclined direction of wall (62) with the annular of inclined surface two (b)
It can offset with abutment end (52) end face of the sealing ring (5) with the inclined surface one (a) when auxiliary locking jaw (33) radial contraction
It leans on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762374.2U CN207801393U (en) | 2017-12-15 | 2017-12-15 | A kind of cable lock-on connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762374.2U CN207801393U (en) | 2017-12-15 | 2017-12-15 | A kind of cable lock-on connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207801393U true CN207801393U (en) | 2018-08-31 |
Family
ID=63284374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721762374.2U Withdrawn - After Issue CN207801393U (en) | 2017-12-15 | 2017-12-15 | A kind of cable lock-on connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207801393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845991A (en) * | 2017-12-15 | 2018-03-27 | 浙江威格泵业有限公司 | A kind of cable lock-on connection |
| CN109681801A (en) * | 2019-01-18 | 2019-04-26 | 中山市冠升照明电器有限公司 | A kind of the suspension type connecting head and suspension type fluorescent tube of fluorescent tube |
-
2017
- 2017-12-15 CN CN201721762374.2U patent/CN207801393U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845991A (en) * | 2017-12-15 | 2018-03-27 | 浙江威格泵业有限公司 | A kind of cable lock-on connection |
| CN107845991B (en) * | 2017-12-15 | 2024-03-05 | 浙江威格智能泵业股份有限公司 | Cable locking joint |
| CN109681801A (en) * | 2019-01-18 | 2019-04-26 | 中山市冠升照明电器有限公司 | A kind of the suspension type connecting head and suspension type fluorescent tube of fluorescent tube |
| CN109681801B (en) * | 2019-01-18 | 2024-01-30 | 中山市冠升照明电器有限公司 | Hanging type connection head of fluorescent lamp tube and hanging type fluorescent lamp tube |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107845991A (en) | A kind of cable lock-on connection | |
| CN207801393U (en) | A kind of cable lock-on connection | |
| CN102394392B (en) | End connector for coaxial cable | |
| US3471824A (en) | Plug and socket connection | |
| US2958548A (en) | Tight gripping attachment for electric cables and the like | |
| CN207160151U (en) | Portable mounting structure under a kind of faucet platform | |
| CN107314153A (en) | A kind of rapid-assembling/disassembling bubbler and tap | |
| CN102064424A (en) | Novel shielding and sealing tail accessory part | |
| CN207109944U (en) | A kind of kitchen faucet with Telescopic | |
| CN110518521A (en) | A kind of cable block head | |
| CN109755773A (en) | A kind of conducting wire electric connector | |
| CN209146124U (en) | Self-locking nut | |
| CN109586097A (en) | A kind of cable tension sealing structure, pin connector and connector assembly | |
| CN217545498U (en) | MPP electric power pipe connecting piece | |
| CN212203455U (en) | Ferrule type straight-through pipe joint | |
| CN203258207U (en) | Seal joint for leading out wire in LNG container | |
| CN206610920U (en) | A kind of electrical power wiring device | |
| CN2386305Y (en) | Quick assembling locking ring for pipeline | |
| CN213151086U (en) | Waterproof joint | |
| CN209026369U (en) | A kind of pneumatic hose-rigid pipe quick connector of all-metal | |
| CN107345415A (en) | Structure easy to install under a kind of faucet platform | |
| CN201146306Y (en) | Feeding-antenna pin connector | |
| CN214478133U (en) | Cable sealing, fixing and connecting device | |
| CN208348739U (en) | A kind of pipe fitting | |
| CN208423190U (en) | A kind of connector being easily installed with restringing and equipment conversion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 288 Dongqiao Middle Road, Dayangcheng Industrial Zone, Daxi Town, Wenling City, Taizhou City, Zhejiang Province, 317500 Patentee after: Zhejiang Weige Intelligent Pump Industry Co.,Ltd. Country or region after: China Address before: No. 288 Dongqiao Middle Road, Dayangcheng Industrial Zone, Daxi Town, Wenling City, Taizhou City, Zhejiang Province, 317500 Patentee before: ZHEJIANG WIGO Co.,Ltd. Country or region before: China |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180831 Effective date of abandoning: 20240305 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180831 Effective date of abandoning: 20240305 |