CN102954295A - Connecting joint construction - Google Patents
Connecting joint construction Download PDFInfo
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- CN102954295A CN102954295A CN2012102927338A CN201210292733A CN102954295A CN 102954295 A CN102954295 A CN 102954295A CN 2012102927338 A CN2012102927338 A CN 2012102927338A CN 201210292733 A CN201210292733 A CN 201210292733A CN 102954295 A CN102954295 A CN 102954295A
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Abstract
The invention provides a connecting joint construction (1), comprising a clamp (3) which clamps a first joint (10) and a second joint (20) to make the first and second joints (10, 20) be embedded in a communication manner; a fixing ring (4) arranged on the first joint (10), arranged in a manner of free sliding in a tubing axial direction, and is pushed towards the side of the clamp (3) in the tubing axial direction to press the clamp (3); and a convex component (5) protruded from the peripheral surface of the first joint (10) wherein the fixing ring is arranged. Moreover, any one of the fixing ring (4) and the convex component (5) can be distorted elastically, and in the state that any one of the fixing ring (4) and the convex component (5) is elastically distorted, the fixing ring is clamped between the convex component (5) and the clamp (3), and presses the clamp (3), so that the first and second joints (10, 20) are connected.
Description
Technical field
The present invention relates to a kind ofly be arranged on connection joint structure between the joint on the body for binding.
Background technique
In the past, as the joint that is used for high-voltage tube etc. is connected, known had a transit joint.As transit joint, for example disclose following a kind of oil pressure pipe joint construction in the DE19642338C communique: this oil pressure pipe joint construction utilizes the spring-like standing finish to clamp the linking department of joint member of positive type, cloudy type and this linking department of the joint member of fixing positive type, cloudy type.In this joint construction, be used for spring-like standing finish between the permanent joint nut screwing clamping that is locked, prevent that thus standing finish breaks away from.
But, in the joint construction of above-mentioned patent documentation, such as in the situation of the oil pressure pipe of the heavy machine that is used for building machinery etc., have the lax possibility of locking nut (retaining ring) that causes screw-in because of the vibration from the machines such as heavy machine in working.And, if retaining ring is lax, in the situation that then cause spring-like standing finish (anchor clamps) damage in certain external factor of impacting etc., breaks away from, exists binding between the oil pressure pipe to break away from and spill the possibility of oil.
Summary of the invention
The present invention makes according to such situation, thereby its purpose is to provide following a kind of connection joint structure: this connection joint structure can prevent reliably by relaxing that the external force such as vibration for the retaining ring that the anchor clamps between the connection joint are fixed cause.
In order to reach above-mentioned purpose, the invention provides following scheme.
Connection joint of the present invention is configured to link the 1st joint and the 2nd joint that is arranged on the body, and this connection joint structure comprises: anchor clamps, and it is clamped the 1st joint and the 2nd joint and makes the 1st joint and the mode tabling of the 2nd joint being communicated with; Retaining ring, it is embedded in the 1st joint and the 2nd joint at least one from the outside, and arranges in the mode that is free to slide in the axial direction, and by advancing this retaining ring to make this retaining ring press anchor clamps to chuck side in the axial direction; And male member, it is outstanding from the outer circumferential face that this retaining ring of confession of joint arranges.And any one in retaining ring and the male member forms can resiliently deformable, make this one resiliently deformable state under, the retaining ring fastening and is pressed anchor clamps between male member and anchor clamps.
According to connection joint structure of the present invention, when linking the 1st joint and the 2nd joint, utilizing anchor clamps so that the mode that can be communicated with between two joints is clamped two joints and make between these two joints after the tabling, the retaining ring that is arranged on in the 1st joint and the 2nd joint at least one is moved to chuck side, can utilize thus retaining ring press and mounting fixture so that this anchor clamps can not open.At this moment, because any one resiliently deformable in retaining ring and the male member, thereby the retaining ring of fastening between male member and anchor clamps has elastic force and presses in the axial direction anchor clamps.Under this elastic deformation, owing to the retaining ring fastening is limited to move in the axial direction between male member and anchor clamps, thereby retaining ring can not be disengaged with respect to the fastening state of anchor clamps.Its result can prevent that anchor clamps are lax, break away from, thereby can link reliably the 1st joint and the 2nd joint.
And, because the retaining ring of fastening under the state between male member and the anchor clamps utilizes elastic force to keep, thereby can suppress owing to relaxing that the vibration that puts on the 1st joint and the 2nd joint produces.
In addition, in the connection joint of the invention described above structure, preferably, retaining ring be positioned at this retaining ring axially on the end face of male member one side along circumferentially being formed with rake, this rake this retaining ring axially on width narrow down gradually.
According to such structure, while by making rake make the retaining ring rotation along male member, this retaining ring is moved in the axial direction towards chuck side.And, on the part of the axial wider width of retaining ring, can make retaining ring carry out fastening with the state that between anchor clamps and male member, has elastic force.At this moment, retaining ring is so that rotate to the mode that wider part moves from the narrower part of the axial width of retaining ring along the position of the rake of male member.In this case, owing to can not act on flexible power in the narrower part of axial width, thereby can be smooth and easy and rotation fixed ring easily.
In addition, by rake is set, makes the retaining ring sense of rotation, namely utilize the direction of retaining ring fixing operation anchor clamps and be easy to identify.
In addition, in the connection joint of the invention described above structure, preferably, retaining ring be positioned at this retaining ring axially on the end face of male member one side be provided with projection.
In this case, because any one in retaining ring and the male member can resiliently deformable, therefore when the end face that makes in the axial direction the male member side along the male member rotation and when retaining ring is moved to chuck side in the axial direction, can utilize above-mentioned resiliently deformable that this retaining ring is stopped in the position that projection has been crossed male member.And, because the protrusions limit that male member has been crossed in the reverse of retaining ring, therefore can further suppress to press retaining ring lax of anchor clamps, thereby can keep reliably the lock state to anchor clamps.
In addition, in the connection joint structure of the invention described above, preferably, make progress in the week of retaining ring, rake extends in than 360 ° of little scopes.
In this case, owing to as long as make progress, in 360 ° scope, be formed with at least one place rake in the week of retaining ring, therefore can form the mild rake in angle of inclination.Its result, mild by making, can reduce the torque of retaining ring, even in the situation of large-scale and the retaining ring that weight is larger, also can alleviate the load that puts on rotation, can utilize manually to be rotated.
In addition, also a plurality of rakes can be set.For example in the situation that two male members are set, each rake becomes 180 ° along the circumferential scope that arranges, and can reduce angle of swing.Its result because the rotating amount of the retaining ring fixedly the time tails off, therefore can alleviate the load when rotating.
In addition, in the connection joint of the invention described above structure, preferably, retaining ring be positioned at this retaining ring axially on the end face of male member one side be provided with and keep out of the way recess, this keeps out of the way recess can be matched with male member.
In this case, keep out of the way recess and be matched with male member by making, can make retaining ring get more to the position movement that leaves anchor clamps in the axial direction.That is, during when unloading lower clamp from joint or with the clamp clamps joint, can make retaining ring away from anchor clamps.Its result can prevent that anchor clamps from disturbing retaining ring.
In addition, the position by will keeping out of the way recess can make the initial position of this rotation become clearly, thereby can improve workability as the starting point of the rotation of retaining ring.
In addition, in the connection joint structure of the invention described above, preferably, along circumferentially uniformly-spaced being provided with a plurality of above-mentioned male members.
In this case, utilize at the retaining ring of circumferentially pressing in the axial direction anchor clamps with a plurality of male members of uniformly-spaced configuration with balanced support preferably.Its result owing to retaining ring can not support with being tilted, and can not apply unbalanced load to anchor clamps, thereby the lock state between anchor clamps and the retaining ring is stable.
In addition, in the connection joint structure of the invention described above, preferably, inner peripheral surface at retaining ring forms the 1st conical surface, the internal diameter size of the 1st conical surface increases gradually along with going towards chuck side, the outer circumferential face that arranges for retaining ring at joint forms the 2nd conical surface, the diameter of the 2nd conical surface increases gradually along with going towards chuck side, retaining ring stops in the position that the 1st conical surface and the 2nd conical surface connect to the movement of chuck side, and utilizes this retaining ring to press anchor clamps in the axial direction and fix this anchor clamps.
In this case, when retaining ring has been moved to chuck side, stop because this moves in the position that the 1st conical surface and the 2nd conical surface connect, so can prevent that retaining ring breaks away from from joint.And, in the rest position of above-mentioned retaining ring, can utilize retaining ring to press anchor clamps and fix this anchor clamps.
In addition, in the connection joint of the invention described above structure, preferably, male member is to utilize bolt will be elastomer cylindraceous roughly to be fixed on structure on the joint.
In this case, can utilize and hot-pressing rubber on bolt etc. is fixed in the such straightforward procedure of joint forms male member.
In addition, in the connection joint structure of the invention described above, preferably, the 1st joint and the 2nd joint are respectively male connector and negative joint.
In addition, in the connection joint structure of the invention described above, also can be that body is oil pressure pipe.
In this case, owing to can be suitable for the stronger joint construction of above-mentioned vibration resistance at oil pressure pipe, thereby be particularly suitable for being applied in the oil pressure pipe from the vibration of the machines such as heavy machinery.
Description of drawings
Fig. 1 is the stereogram of structure of the connection joint structure of expression the 1st mode of execution of the present invention.
Fig. 2 is the longitudinal section that connection joint shown in Figure 1 is constructed.
Fig. 3 is the side view that connection joint shown in Figure 1 is constructed.
Fig. 4 is the side view of observing connection joint structure shown in Figure 1 from another direction.
Fig. 5 A is illustrated in the enlarged view that retaining ring shown in Figure 2 is pressed on anchor clamps state before.
Fig. 5 B is the enlarged view that expression retaining ring shown in Figure 2 has pressed on the state of anchor clamps.
Fig. 6 A is the figure of the fixation procedure of expression retaining ring.
Fig. 6 B is the figure of the fixation procedure of expression retaining ring.
Fig. 6 C is the figure of the fixation procedure of expression retaining ring.
Fig. 7 A is the figure of the fixation procedure after Fig. 6 C of expression retaining ring.
Fig. 7 B is the figure of the fixation procedure of expression retaining ring.
Fig. 8 is the local fracture side view of structure of the connection joint structure of expression the 2nd mode of execution of the present invention.
Fig. 9 is the side view that connection joint shown in Figure 8 is constructed.
Figure 10 is the side view of observing connection joint structure shown in Figure 8 from another direction.
Embodiment
Below, with reference to the mode of execution of description of drawings connection joint structure of the present invention.
The 1st mode of execution
As shown in Figures 1 and 2, the connection joint structure 1 of present embodiment is be used to making male connector 10(the 1st joint) and the negative joint 20 firm structures that link, this male connector 10(the 1st joint) be coated at the 1st oil pressure pipe 11(body) the end, this negative joint 20 is coated at the 2nd oil pressure pipe 21(body) the end.
In addition, above-mentioned male connector 10(the 1st oil pressure pipe 11) and negative joint 20(the 2nd oil pressure pipe 21) be positioned at state configuration on the common axis line with separately central axis.In the present embodiment, this common axis line is called the pipe arrangement axes O, will be called radially with the direction of pipe arrangement axes O quadrature, will be called circumferentially around the direction of pipe arrangement axes O.In male connector 10 and negative joint 20, will be called tip side along the binding side of pipe arrangement axes O direction, a side (leaving the direction of tip side) that will be opposite with this tip side is called rear side.
As shown in Figure 2, male connector 10 comprises: positive side fastening ring 12, and it leaves top 10a towards rear side on pipe arrangement axes O direction, and gives prominence to along circumferential on outer circumferential face; And retaining ring 4 described later, it is positioned at the pre-position of more leaning on rear side than this sun side fastening ring 12.Be provided with O ring 13 than positive side fastening ring 12 by the position of tip side at male connector 10.On the other hand, negative joint 20 has and can insert chimeric cloudy side fastening ring 22 for the periphery edge 10c of male connector 10.And, sun side fastening ring 12 and cloudy side fastening ring 22 are with the footpath, under the state that positive side fastening ring 12 and cloudy side fastening ring 22 interlink, the top side wall portion 12a of positive side fastening ring 12 and the tip side end 22a of cloudy side fastening ring 22 connect, or relative in close position.
As shown in Figures 1 to 4, about anchor clamps 3, by the connector portions of member 3A, 3B clamping male connector 10 and the negative joint 20 of half point, the state that these anchor clamps 3 are clamped from outer circumferential side with the spring component 31 that is tubular roughly that is constituted as cross section C font is by these spring component 31 yielding supports.Be provided with groove shown in Figure 2 32 along the circumferential of interior all sides at whole circumference on anchor clamps 3, this groove 32 is used for keeping positive side fastening ring 12 and cloudy side fastening ring 22.The positive side fastening ring 12 that utilizes this groove 32 to cooperate is limited to move to the direction of separating along pipe arrangement axes O direction each other with cloudy side fastening ring 22.
In addition, on the outer circumferential side of anchor clamps 3, along circumferentially being provided with water jacket 33 at whole circumference, accompany above-mentioned spring component 31 at this water jacket 33.
And, in the both ends of the surface of the pipe arrangement axes O direction of anchor clamps 3, be provided with along the outstanding stepped part 34(of joint 10,20 outer circumferential face with reference to Fig. 5 at whole circumference).
Retaining ring 4 is made of the metal member that has predetermined width in pipe arrangement axes O direction, on male connector 10, this retaining ring 4 is being set to be free to slide in pipe arrangement axes O direction, and is upwards rotating freely in week by the position of tip side than male member 5.And, be the end face of male member 5 one sides in the axial direction at the ear end face 4a(of retaining ring 4) a part along circumferential formation two place's rakes 41,41, this two places rake 41,41 upwards extended in less than 360 ° scope (be 180 ° scope at this) in week, and the width on ring axial narrows down gradually.And, retaining ring 4 axially on the broaden ear end face 4a of part of width be provided with towards rear side-prominent projection 42.Specifically, the position of projection 42 is arranged near the initial position of the rake 41 on the ear end face 4a.
In addition, on the ear end face 4a of retaining ring 4, be provided with lip part 43 in the almost whole zone except rake 41.Be provided with the concavity fastening 4d of section between an end 43a of projection 42 and lip part 43, male member 5 can be embedded in this concavity fastening 4d of section.
And, be provided with the notch part 44(that can be matched with male member 5 at the ear end face 4a of retaining ring 4 and keep out of the way recess).
Shown in Fig. 5 A and Fig. 5 B, be formed with the 1st conical surface 4b that internal diameter size increases gradually along with going towards anchor clamps 3 sides at the inner peripheral surface of retaining ring 4.In addition, the outer circumferential face that arranges for retaining ring 4 of male connector 10 be formed with that diameter increases gradually along with going towards anchor clamps 3 sides, be the 2nd conical surface 10b with the roughly the same angle of inclination of above-mentioned the 1st conical surface 4b.And retaining ring 4 stops in the position that the 1st conical surface 4b and the 2nd conical surface 10b connect to the movement of anchor clamps 3 sides, and utilizes this retaining ring 4 pressing anchor clamps 3 and fixing this anchor clamps 3 along pipe arrangement axes O direction.
At this, will be under the state that the 1st conical surface 4b and the 2nd conical surface 10b connect, the top end 4c of anchor clamps 3 sides of retaining ring 4 position of pressing anchor clamps 3 is made as the catch positions T shown in Fig. 5 B.In addition, on the catch positions T of retaining ring 4, cut away the stepped part 34 that cooperating recesses 45 that the tip portion of retaining ring 4 forms is matched with anchor clamps 3.
Then, the as constituted above effect of connection joint structure is described.
Shown in Fig. 6 A～Fig. 6 C, when linking male connector 10 and negative joint 20, at first the periphery edge 10c of the tip side of male connector 10 is inserted and be fitted in the cloudy side fastening ring 22 of negative joint 20, on its linking department, to utilize anchor clamps 3(3A, 3B) two joints 10,20 are clamped as being connected with each other logical, utilize spring component 31 elasticity to clamp this two joints 10,20.At this moment, positive side fastening ring 12 and cloudy side fastening ring 22 are matched with the groove 32 of anchor clamps 3, and male connector 10 and negative joint 20 are chimeric in the mode that can not break away from thus.Then, the retaining ring 4 that is arranged on the male connector 10 is slided to anchor clamps 3 sides (arrow E direction among Fig. 6 A), make afterwards retaining ring 4 to the arrow F direction rotation of Fig. 6 C, thereby can utilize retaining ring 4 to press anchor clamps 3 and fix these anchor clamps 3 so that this anchor clamps 3 can not opened.
Shown in Fig. 7 A and Fig. 7 B, because male member 5 resiliently deformables, thereby the retaining ring 4 of fastening between male member 5 and anchor clamps 3 has elastic force and presses anchor clamps 3 in pipe arrangement axes O direction.Under this elastic deformation, retaining ring 4 fastenings are between male member 5 and anchor clamps 3 and to be limited in pipe arrangement axes O direction mobile, thereby retaining ring 4 can not be disengaged with respect to the fastening state of anchor clamps 3.Its result can prevent anchor clamps 3 lax, disengagings, thereby can link reliably male connector 10 and negative joint 20.
And, utilize elastic force to keep at the retaining ring 4 of fastening under the state between retaining ring 4 and the anchor clamps 3, thereby can suppress owing to relaxing that the vibration that puts on male connector 10 and negative joint 20 produces.
In addition, shown in Fig. 7 A and Fig. 7 B, owing on retaining ring 4, be formed with rake 41 in the direction towards male member 5, thereby by while making rake 41 make retaining ring 4 to the arrow F direction rotation of Fig. 7 A along male member 5, can make this retaining ring 4 mobile towards anchor clamps 3 sides (the arrow E direction of Fig. 7 A) on pipe arrangement axes O direction.And, in the axial wider width part of retaining ring 4, can make retaining ring 4 with state fastening with elastic force between anchor clamps 3 and male member 5.At this moment, retaining ring 4 is so that rotate to the mode that wider part moves from the narrower part of the axial width of retaining ring 4 along the position of the rake 41 of male member 5.In this case, owing to can not act on elastic force at the narrower part place of axial width, thereby can make retaining ring 4 smooth and easy and easily rotations.
In addition, by rake 41 is set, so that be easy to identify the direction (the arrow F direction of Fig. 7 A) that makes retaining ring 4 rotations, namely utilize the direction of retaining ring 4 fixing operation anchor clamps 3.
And, because male member 5 can resiliently deformable, therefore make rake 41 along male member 5 rotations and making retaining ring 4 on pipe arrangement axes O direction during to anchor clamps 3 side shifting, can make this retaining ring 4 utilize above-mentioned resiliently deformable and stop in the position that projection 42 has surpassed male member 5.At this, the concavity fastening section 4d(of male member 5 fastenings between an end 43a of projection 42 and lip part 43 is with reference to Fig. 1).And owing to utilize the projection 42 restriction retaining rings 4 surpassed male member 5 to reverse, the retaining ring 4 that therefore can further suppress to press anchor clamps 3 is lax, thereby can keep reliably the lock state to anchor clamps 3.
In addition, owing to be the structure that upwards in 360 ° scope, is formed with two place's rakes 41 in the week of retaining ring, therefore can form the milder rake in angle of inclination 41.That is, mild by making, can reduce the torque of retaining ring 4, even in the situation of large-scale and the retaining ring 4 that weight is larger, also alleviate the load that puts on rotation, be rotated thereby can utilize manually.
In addition, as present embodiment, arranging in two male members 5,5 the situation, because the scope that arranges along circumferential of each rake 41 becomes 180 °, can reduce angle of swing, so that the rotating amount of the retaining ring 4 fixedly the time tails off the load in the time of therefore can alleviating rotation.
And, utilize the retaining ring 4 of pressing anchor clamps 3 at a plurality of (being two in the present embodiment) male member 5 of circumferential first-class arranged spaced with balanced support preferably along pipe arrangement axes O direction.Its result owing to retaining ring 4 can not support with being tilted, and can not apply unbalanced load to anchor clamps 3, thereby the lock state between anchor clamps 3 and the retaining ring 4 is stable.
In addition, such as Fig. 1 and shown in Figure 4, owing to be provided with notch part 44 in the position of anchor clamps 3 sides of rake 41, thereby by notch part 44 is matched with male member 5, can make retaining ring 4 on pipe arrangement axes O direction, get more to the position movement that leaves anchor clamps 3.That is, when unloading lower clamp 3 from male connector 10 and negative joint 20 or with anchor clamps 3, clamp joint 10, at 20 o'clock, can make retaining ring 4 away from anchor clamps 3.Its result can prevent that anchor clamps 3 from disturbing retaining ring 4.
And, be made as the starting point of the rotation of retaining ring 4 by the position with notch part 44, the initial position of this rotation is become clearly, thereby can improve workability.
And, shown in Fig. 5 A and Fig. 5 B, make retaining ring 4 to anchor clamps 3 side shiftings the time stop because this moves in the position that the 1st conical surface 4b and the 2nd conical surface 10b connect, can prevent that therefore retaining ring 4 is from male connector 10 disengagings.And, in the rest position of above-mentioned retaining ring 4, can in the cooperating recesses 45 of retaining ring 4, press the stepped part 34 of mounting fixture 3.
As described above, connection joint structure according to this 1st mode of execution, retaining ring 4 fastenings that are used for the anchor clamps 3 between the connection joint 10,20 are fixed and utilize the elastic force of any one in retaining ring 4 and the male member 5 to keep between anchor clamps 3 and male member 5.Therefore, can prevent reliably the lax of the retaining ring 4 that caused by joint 10,20 external force such as vibration, thereby can prevent that anchor clamps 3 break away from from joint 10,20.
Then, other mode of executions of connection joint structure of the present invention are described with reference to the accompanying drawings, the member identical or equal with above-mentioned the 1st mode of execution, part are marked identical reference character, and also description thereof is omitted, and the structure different from the 1st mode of execution described.
The 2nd mode of execution
As shown in Figure 8, the structure that replaces above-mentioned the 1st mode of execution of binding male connector 10 shown in Figure 2 and negative joint 20, the connection joint of the 2nd mode of execution structure 1A is applicable to utilize transition joint 6(the 2nd joint) link male connector 10A, 10B(the 1st joint that is connected with mouth of pipe 14A, 14B respectively at coaxial line) between structure.
And, positive side fastening ring 12 and the cloudy side fastening ring 62 of each male connector 10A, 10B are respectively same diameter, under the state that interlinks, the top side wall portion 12a of positive side fastening ring 12 connects with the tip side end 62a of cloudy side fastening ring 62 or is relative on close position.
Such as Fig. 9 and shown in Figure 10, connection joint structure 1A comprises: anchor clamps 3, and it clamps each male connector 10A, 10B and transition joint 6, and so that this each male connector 10A, 10B and the mode tabling of transition joint 6 being communicated with; Retaining ring 4, it is arranged on each male connector 10A, the 10B, and is arranged to be free to slide in pipe arrangement axes O direction, and makes this retaining ring 4 press anchor clamps 3 by advance this retaining ring 4 to anchor clamps 3 thrusters on pipe arrangement axes O direction; And a pair of male member 5,5, its outer circumferential face for retaining ring 4 settings from male connector 10A, 10B is outstanding.
At this, anchor clamps 3, retaining ring 4 and male member 5 structure separately are the structure identical with above-mentioned the 1st mode of execution, omit detailed explanation at this.
In this case, as shown in Figure 8, when linking between a pair of male connector 10A, the 10B, the periphery edge 10c of the tip side of two joint 10A, 10B inserted be fitted in the cloudy side fastening ring 62 of transition joint 6.Then, utilize anchor clamps 3(3A, 3B at each linking department P 1, P 2 places) clamp this a pair of male connector 10A, 10B and transition joint 6, and utilize spring component 31 elasticity to clamp.At this moment, positive side fastening ring 12 and cloudy side fastening ring 62 are matched with the groove 32 of anchor clamps 3, thus, and male connector 10A, 10B and the transition joint 6 mode tabling can not break away from.Afterwards, such as Fig. 9 and shown in Figure 10, make the retaining ring 4 that is arranged on male connector 10A, the 10B to separately corresponding anchor clamps 3 sides (arrow E direction) slip, make afterwards retaining ring 4 to the arrow F direction rotation of Fig. 9, thereby can utilize retaining ring 4 to press mounting fixture 3, so that anchor clamps 3 can not opened.
In this 2nd mode of execution, also identical with above-mentioned the 1st mode of execution, because male member 5 resiliently deformables, thereby the retaining ring 4 of fastening between male member 5 and anchor clamps 3 has elastic force and presses anchor clamps 3 along pipe arrangement axes O direction.Under this elastic deformation, owing to retaining ring 4 fastenings are limited to move along pipe arrangement axes O direction between male member 5 and anchor clamps 3, thereby retaining ring 4 can not be disengaged with respect to the fastening state of anchor clamps 3.Its result can prevent anchor clamps 3 lax or disengagings, can link reliably a pair of male connector 10A, 10B and transition joint 6.And, because the retaining ring 4 of fastening under the state between retaining ring 4 and the anchor clamps 3 utilizes elastic force to keep, thereby can suppress owing to relaxing that the vibration that puts on male connector 10A, 10B and transition joint 6 produces.
In addition, as this 2nd mode of execution, have in the situation of transition joint 6 of cloudy side fastening ring 62,62 being useful in two ends, only prepare positive type type about orifice fitting joint ( male connector 10A, 10B) and get final product.Therefore, can reduce employed variety of components, thereby can seek the reduction of cost, in addition, optimize the workability of pipe arrangement.For example, utilizing rectangular pipe (at about 15m in the situation of mine) to carry out in the situation of stringing, if male connector 10 and negative joint 20 are paired pipes, then when stringing linearly, in the situation of having made a mistake negative and positive, the direction of crossover connection expends very many such problems in man-hour and will disappear.In addition, be that the situation of carrying out the stringing operation such as this dim place of underground mine is inferior, owing to be a joint categories, so operation becomes easy.
In addition, technical scope of the present invention is not limited to above-mentioned mode of execution, in the scope that does not break away from purport of the present invention, can apply various changes.
For example, in above-mentioned the 1st mode of execution, be suitable for and linked as the male connector 10 of joint and the joint construction of negative joint 20, but joint construction is not limited thereto, it also can be the joint construction that makes identical shaped connector relative, as above-mentioned the 2nd mode of execution, also can be to utilize transition joint 6 to link the structure of identical shaped connector.And the transition joint 6 that also can omit the 2nd mode of execution also can be adopted the transition joint of another shape.
In addition, in above-mentioned the 1st mode of execution, be provided with retaining ring 4 at male connector 10, but also can retaining ring 4 be set at negative joint 20, perhaps, also can the two arranges retaining ring 4 at male connector 10 and negative joint 20.
In addition, in the present embodiment, adopted retaining ring 4 under the state that moves freely with respect to male connector 10, to be embedded in the structure of male connector 10 from the outside, but the structure of retaining ring 4 is not limited thereto, and also can be provided for making retaining ring 4 to use thread groove towards screwing togather of anchor clamps 3 side shiftings.That is, retaining ring is moved along above-mentioned thread groove rotation.
In addition, in the present embodiment male member 54 is made as can resiliently deformable member, but be not limited to this, also male member can be made as metal member, with retaining ring 4 be made as can resiliently deformable the members such as resin.In this case, when retaining ring 4 rotation, projection 42 utilizes the elastic force of retaining ring 4 to surpass male member 5.
And, in the present embodiment, be provided with projection 42 at the ear end face 4a of retaining ring 4, but also can be to replace this projection 42 and the groove that can match with male member 5 is set and when retaining ring 4 rotation, makes male member 5 fall into the structure of above-mentioned groove.And, also can omit this projection 42.
And, in the present embodiment, make progress in the week of retaining ring 4, in 360 ° scope, be provided with two rakes 41,41, but be not limited thereto, also can be more than three or a rake.
In addition, in the present embodiment, adopted oil pressure pipe as pipe arrangement, but as this applicable object, also can be steel pipe.In addition, as present embodiment, in the situation of oil pressure pipe, can be suitable for the stronger joint construction of above-mentioned vibration resistance at oil pressure pipe, thereby be particularly suitable for being applied in the oil pressure pipe from the vibration of the machines such as heavy machinery.
And, can according to the conditions such as size of joint suitably change male member 5 shape, structure, have or not the axial width dimension of notch part 44, retaining ring 4, the structures such as cooperating recesses 45 of retaining ring 4.
In addition, in the scope that does not break away from purport of the present invention, can be suitably in the above-described embodiment constituting component be replaced with well-known constituting component.
Claims (11)
1. a connection joint is constructed, and it is used for linking the 1st joint and the 2nd joint that is arranged on the body, and above-mentioned connection joint structure comprises:
Anchor clamps, it is clamped above-mentioned the 1st joint and above-mentioned the 2nd joint and makes the 1st joint and the mode tabling of the 2nd joint being communicated with;
Retaining ring, it is embedded in above-mentioned the 1st joint and above-mentioned the 2nd joint at least one from the outside, and arranges in the mode that is free to slide in the axial direction, and by advancing this retaining ring to make this retaining ring press above-mentioned anchor clamps to above-mentioned chuck side in the axial direction; And
Male member, it is outstanding from the outer circumferential face that this retaining ring of confession of joint arranges;
Any one in above-mentioned retaining ring and the above-mentioned male member forms can resiliently deformable, make this any one resiliently deformable state under, above-mentioned retaining ring fastening and is pressed above-mentioned anchor clamps between above-mentioned male member and above-mentioned anchor clamps.
2. connection joint according to claim 1 is constructed, wherein,
Above-mentioned retaining ring be positioned at this retaining ring axially on the end face of above-mentioned male member one side along circumferentially being formed with rake, this rake this retaining ring axially on width narrow down gradually.
3. connection joint according to claim 1 and 2 is constructed, wherein,
Above-mentioned retaining ring be positioned at this retaining ring axially on the end face of above-mentioned male member one side be provided with projection.
4. connection joint according to claim 2 is constructed, wherein,
Week at above-mentioned retaining ring makes progress, and above-mentioned rake extends in than 360 ° of little scopes.
5. connection joint according to claim 3 is constructed, wherein,
Week at above-mentioned retaining ring makes progress, and above-mentioned rake extends in than 360 ° of little scopes.
6. connection joint according to claim 1 is constructed, wherein,
Above-mentioned retaining ring be positioned at this retaining ring axially on the end face of above-mentioned male member one side be provided with and keep out of the way recess, this keeps out of the way recess can be matched with above-mentioned male member.
7. connection joint according to claim 1 is constructed, wherein,
Along circumferentially uniformly-spaced being provided with a plurality of above-mentioned male members.
8. connection joint according to claim 1 is constructed, wherein,
Inner peripheral surface at above-mentioned retaining ring forms the 1st conical surface, and the internal diameter size of the 1st conical surface increases gradually along with going towards above-mentioned chuck side,
The outer circumferential face that arranges at the above-mentioned retaining ring of the confession of above-mentioned joint forms the 2nd conical surface, and the diameter of the 2nd conical surface increases gradually along with going towards above-mentioned chuck side,
Above-mentioned retaining ring stops in the position that above-mentioned the 1st conical surface and above-mentioned the 2nd conical surface connect to the movement of above-mentioned chuck side, and utilizes this retaining ring to press in the axial direction above-mentioned anchor clamps and fix this anchor clamps.
9. connection joint according to claim 1 is constructed, wherein,
Above-mentioned male member is to utilize bolt will be elastomer cylindraceous roughly to be fixed on structure on the above-mentioned joint.
10. connection joint according to claim 1 is constructed, wherein,
Above-mentioned the 1st joint and above-mentioned the 2nd joint are respectively male connector and negative joint.
11. connection joint structure according to claim 1, wherein,
Above-mentioned body is oil pressure pipe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011178879A JP5851154B2 (en) | 2011-08-18 | 2011-08-18 | Connecting joint structure |
| JP2011-178879 | 2011-08-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102954295A true CN102954295A (en) | 2013-03-06 |
| CN102954295B CN102954295B (en) | 2016-11-02 |
Family
ID=47763490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210292733.8A Expired - Fee Related CN102954295B (en) | 2011-08-18 | 2012-08-16 | Connection joint constructs |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5851154B2 (en) |
| CN (1) | CN102954295B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105980756A (en) * | 2014-02-07 | 2016-09-28 | 株式会社普利司通 | Joint structure and production method for joint structure |
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| JPH07293772A (en) * | 1994-04-19 | 1995-11-10 | Nitto Kohki Co Ltd | Pipe joint |
| CN1113665A (en) * | 1993-07-20 | 1995-12-20 | 菲尔麦克有限公司 | Coupling for outer surface engagement of polymeric pipe |
| EP0836043A1 (en) * | 1996-10-14 | 1998-04-15 | Karl-Heinz Prange | Connection element for joining hose and pipe sections |
| JP2005164009A (en) * | 2003-12-05 | 2005-06-23 | Nitto Kohki Co Ltd | Rotary joint, and rotary joint element on stationary member side |
| JP2007255564A (en) * | 2006-03-23 | 2007-10-04 | Toyota Boshoku Corp | Connection structure of pipe |
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| JPS6018387U (en) * | 1983-07-15 | 1985-02-07 | ト−ハツ株式会社 | Pump water inlet coupling device for pump-equipped vehicles |
| US4557508A (en) * | 1984-04-12 | 1985-12-10 | Cameron Iron Works, Inc. | Tubular connector |
| JPH0392692A (en) * | 1989-09-04 | 1991-04-17 | Nitto Kohki Co Ltd | Manufacture of pipe joint socket |
| JPH0668348B2 (en) * | 1990-03-27 | 1994-08-31 | 康夫 加藤 | Bayonet fittings |
| JPH0687798U (en) * | 1993-05-31 | 1994-12-22 | アイレック技建株式会社 | Hose fittings |
| JP3241333B2 (en) * | 1998-10-29 | 2001-12-25 | 神港プラス工業株式会社 | Vibration isolator for audio equipment |
| DE19939161C1 (en) * | 1999-08-20 | 2001-06-21 | Waluga Armaturen | Connection element for hoses and/or pipes has sleeve element with axial sloping surfaces, and clamp element acting with ring on hose/pipe nipple |
| JP4273487B2 (en) * | 2003-08-27 | 2009-06-03 | Ｓｍｃ株式会社 | Pipe fitting |
| JP5253024B2 (en) * | 2008-07-18 | 2013-07-31 | アロン化成株式会社 | Connection port receiving structure and pipe fittings including the same, pipes |
| JP5436157B2 (en) * | 2009-11-16 | 2014-03-05 | 株式会社ブリヂストン | Pipe fitting |
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2011
- 2011-08-18 JP JP2011178879A patent/JP5851154B2/en active Active
-
2012
- 2012-08-16 CN CN201210292733.8A patent/CN102954295B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1113665A (en) * | 1993-07-20 | 1995-12-20 | 菲尔麦克有限公司 | Coupling for outer surface engagement of polymeric pipe |
| JPH07293772A (en) * | 1994-04-19 | 1995-11-10 | Nitto Kohki Co Ltd | Pipe joint |
| EP0836043A1 (en) * | 1996-10-14 | 1998-04-15 | Karl-Heinz Prange | Connection element for joining hose and pipe sections |
| JP2005164009A (en) * | 2003-12-05 | 2005-06-23 | Nitto Kohki Co Ltd | Rotary joint, and rotary joint element on stationary member side |
| JP2007255564A (en) * | 2006-03-23 | 2007-10-04 | Toyota Boshoku Corp | Connection structure of pipe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105980756A (en) * | 2014-02-07 | 2016-09-28 | 株式会社普利司通 | Joint structure and production method for joint structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102954295B (en) | 2016-11-02 |
| JP5851154B2 (en) | 2016-02-03 |
| JP2013040656A (en) | 2013-02-28 |
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