CN208701119U - A kind of banjo fixing butt jointing and the cooling water pipe equipped with the banjo fixing butt jointing - Google Patents
A kind of banjo fixing butt jointing and the cooling water pipe equipped with the banjo fixing butt jointing Download PDFInfo
- Publication number
- CN208701119U CN208701119U CN201821408508.5U CN201821408508U CN208701119U CN 208701119 U CN208701119 U CN 208701119U CN 201821408508 U CN201821408508 U CN 201821408508U CN 208701119 U CN208701119 U CN 208701119U
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- CN
- China
- Prior art keywords
- banjo fixing
- fixing butt
- butt jointing
- water pipe
- cooling water
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Abstract
The utility model relates to joint technique field more particularly to a kind of banjo fixing butt jointing and equipped with the cooling water pipe of the banjo fixing butt jointing.The banjo fixing butt jointing includes two clamp nuts for leading directly to butt joint and being detachably connected with the straight-through butt joint, the straight-through butt joint includes tightening operation portion and two threaded joints for being symmetricly set on tightening operation portion both ends, and two clamp nuts are correspondingly connected with two threaded joints respectively.Banjo fixing butt jointing described in the utility model and cooling water pipe equipped with the banjo fixing butt jointing, it can be realized by banjo fixing butt jointing to being detachably connected between two sections of cooling water pipe units, and then maintenance and replacement of the realization to cooling water pipe, have the advantages that structure be simple and convenient to operate, good airproof performance, can guarantee that cooling water pipe is water-tight under vacuum and the condition of high temperature.
Description
Technical field
The utility model relates to joint technique field more particularly to a kind of banjo fixing butt jointing and equipped with the cooling of the banjo fixing butt jointing
Water pipe.
Background technique
It is the environment of a kind of high temperature and negative pressure inside the burner hearth of vacuum heat treatment furnace, is formed by process requirements and to part
The reasons such as protection need to arrange cooling water pipe, when cooling water pipe be maintenance when integrated piping directly leads out furnace body, replacement very
It is inconvenient.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of banjo fixing butt jointing and equipped with the cooling water pipe of the banjo fixing butt jointing, solve existing
The inconvenient problem of the existing maintenance of cooling water pipe, replacement.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of banjo fixing butt jointing, including straight-through butt joint and
Two clamp nuts being detachably connected with the straight-through butt joint, the straight-through butt joint include tightening operation portion and symmetrical
Two threaded joints at tightening operation portion both ends are set, and two clamp nuts connect with two screw threads respectively
Socket part is correspondingly connected with.
It further, further include the taper clamping sleeve being set in the clamp nut.
Specifically, the taper clamping sleeve includes that conduit connection and the sealing being connected with the conduit connection compress
Portion.
Specifically, the conduit connection is hollow cylindrical structure.
Specifically, the sealing compressed part includes the cone that sealing compresses ontology and is arranged in the sealing compression ontology
Shape cavity.
Specifically, the inner wall of the clamp nut is equipped with the mounting groove that this mates is compressed with the sealing.
Specifically, the outer diameter of the sealing compressed part is greater than the outer diameter of the conduit connection.
Specifically, the periphery in the tightening operation portion is regular hexagon.
Specifically, the minimum outer diameter in the tightening operation portion is greater than the outer diameter of the threaded joints.
The utility model provides a kind of cooling water pipe, including at least two sections of cooling water pipe units, two sections of adjacent coolings
It is detachably connected between header units by above-mentioned banjo fixing butt jointing.
(3) beneficial effect
The above-mentioned technical proposal of the utility model has the advantages that
Banjo fixing butt jointing provided by the utility model and cooling water pipe equipped with the banjo fixing butt jointing pass through the two of straight-through butt joint
A threaded joints are connected respectively two sections of cooling water pipe units, real by the threaded connection of clamp nut and threaded joints
The sealing now led directly between butt joint and cooling water pipe unit fastens, to realize two sections of cooling water pipe units by banjo fixing butt jointing
Between be detachably connected, and then realize maintenance and replacement to cooling water pipe, there is structure to be simple and convenient to operate, leakproofness
Good advantage, can guarantee that cooling water pipe is water-tight under vacuum and the condition of high temperature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one banjo fixing butt jointing of the utility model embodiment；
Fig. 2 is the schematic diagram of the section structure that butt joint is led directly in one banjo fixing butt jointing of the utility model embodiment；
Fig. 3 is the top view of Fig. 2 in one banjo fixing butt jointing of the utility model embodiment；
Fig. 4 is the schematic diagram of the section structure of clamp nut in one banjo fixing butt jointing of the utility model embodiment；
Fig. 5 is the right view of Fig. 4 in one banjo fixing butt jointing of the utility model embodiment；
Fig. 6 is the schematic diagram of the section structure of taper clamping sleeve in one banjo fixing butt jointing of the utility model embodiment；
Fig. 7 is the structural schematic diagram of two cooling water pipe of the utility model embodiment.
In figure: 1: straight-through butt joint；101: tightening operation portion；102: threaded joints；1021: bevel edge chamfering；2: compressing
Nut；201: mounting groove；3: cooling water pipe unit；4: taper clamping sleeve；401: conduit connection；402: sealing compressed part.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
Embodiment one
As shown in figures 1 to 6, the utility model embodiment provides a kind of banjo fixing butt jointing, including straight-through butt joint 1 and with institute
State two clamp nuts 2 that straight-through butt joint 1 is detachably connected, the straight-through butt joint 1 includes tightening operation portion 101 and right
Claim to be arranged in two threaded joints 102 at 101 both ends of tightening operation portion, two clamp nuts 2 respectively with two
The threaded joints 102 are correspondingly connected with.
Banjo fixing butt jointing described in the utility model embodiment, two threaded joints 102 by leading directly to butt joint are distinguished
Two sections of cooling water pipes waiting are correspondingly connected with, straight-through butt joint is realized by the threaded connection of clamp nut 2 and threaded joints 102
Sealing fastening between 1 and cooling water pipe waiting, so that the banjo fixing butt jointing realizes two sections of coolings waiting through this embodiment
Being detachably connected between water pipe, and then realize maintenance and replacement to cooling water pipe, there is structure to be simple and convenient to operate, is close
The good advantage of envelope property, can guarantee that cooling water pipe is water-tight under vacuum and the condition of high temperature.
Furthermore, it is understood that banjo fixing butt jointing described in the utility model embodiment, further includes being set in the clamp nut 2
Taper clamping sleeve 4.Wherein, the taper clamping sleeve 4 include conduit connection 401 and with 401 phase of conduit connection
The outer diameter of sealing compressed part 402 even, the sealing compressed part 402 is greater than the outer diameter of the conduit connection 401.
When the taper clamping sleeve 4 is matched with the clamp nut 2, the sealing compressed part 402 is set to the pressure
In tight nut 2, the conduit connection 401 passes through the clamp nut 2 and is set to outside the clamp nut 2.
Specifically, the conduit connection 401 is hollow cylindrical structure, for being set in cooling water pipe waiting
On.
Specifically, the sealing compressed part 402 includes that sealing compresses ontology and setting in sealing compression ontology
In cone-shaped cavity.Wherein, the mounting groove that this mates is compressed with the sealing is equipped on the inner wall of the clamp nut 2
201, when both the taper clamping sleeve 4 and the clamp nut 2 assemble, the sealing of the taper clamping sleeve 4 compresses this physical efficiency
It is enough to be just installed in the mounting groove 201 of the clamp nut 2, to guarantee that the two firmly installs.
More specifically, the outer end face of the threaded joints 102 is equipped with bevel edge chamfering 1021, wherein the bevel edge falls
The gradient at angle 1021 is consistent with the taper plane inclination of cone-shaped cavity in the sealing compressed part 402.
It is equipped with horn mouth in the connecting pin of cooling water pipe waiting, during installation, the horn mouth is set to the screw thread and connects
Between the bevel edge chamfering 1021 of socket part 102 and the tapered surface of the sealing compressed part 402, then by fastening the clamp nut 2,
The clamp nut 2 can be made to be firmly installed in the straight-through butt joint 1, and then ensure that docking described in the present embodiment connects
Connection sealing between head and cooling water pipe waiting.
In addition, the periphery in the tightening operation portion is regular hexagon.The minimum outer diameter in the tightening operation portion is greater than described
The outer diameter of threaded joints, convenient for carrying out tightening operation by tool.
In addition, the tightening operation portion 101 and two threaded joints 102 preferably use integrated formed structure.Institute
Conduit connection 401 and the sealing compressed part 402 are stated preferably using integrated formed structure.
In addition, the outer peripheral surface of the threaded joints 102 is equipped with fine thread, the inner wall of the clamp nut 2 is equipped with
Internal screw thread compatible with the fine thread of the threaded joints 102.By the way that fine thread is arranged, can shorten described straight-through
The length of butt joint 1 easily facilitates operation so that structure is more compact.
Embodiment two
As shown in fig. 7, the utility model embodiment provides a kind of cooling water pipe, which includes at least two sections of coolings
Header units 3 are detachably connected between two sections of adjacent cooling water pipe units 3 by banjo fixing butt jointing described in embodiment one.
Wherein, at least one end of the cooling water pipe unit 3 is equipped with horn mouth.
When being assembled, first the taper clamping sleeve 4 in the banjo fixing butt jointing is coupled with clamp nut 2, then
Two taper clamping sleeves 4 are sleeved on two sections of cooling water pipe units 3 for needing to dock, the loudspeaker of the cooling water pipe unit 3 is made
Mouth is just set between the bevel edge chamfering 1021 of the threaded joints 102 and the tapered surface of the sealing compressed part 402,
Then tube expansion operation is carried out to the flared end on the cooling water pipe unit 3 using tube expander, finally again by described straight-through pair
Two threaded joints 102 of connector 1 are fastenedly connected with two clamp nuts 2, to realize the banjo fixing butt jointing and two
Sealed connection between Duan Suoshu cooling water pipe unit 3.
Cooling water pipe described in the utility model embodiment realizes two sections of coolings by banjo fixing butt jointing described in embodiment one
Being detachably connected between header units 3 is easy to implement the maintenance and replacement of cooling water pipe, has simple structure, convenient loading and unloading,
The advantages of good airproof performance, can guarantee that cooling water pipe is water-tight under vacuum and the condition of high temperature.
In conclusion banjo fixing butt jointing described in the utility model embodiment and the cooling water pipe equipped with the banjo fixing butt jointing, lead to
Two threaded joints for crossing straight-through butt joint are connected respectively two sections of cooling water pipe units, are connected by clamp nut and screw thread
The threaded connection of socket part realizes that the sealing between straight-through butt joint and cooling water pipe unit fastens, to be realized by banjo fixing butt jointing
Being detachably connected between two sections of cooling water pipe units, and then realize maintenance and replacement to cooling water pipe, structure is simple, operation
Convenient, good airproof performance can guarantee that cooling water pipe is water-tight under vacuum and the condition of high temperature.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
In the description of the present invention, unless otherwise indicated, " several " are meant that one or more；" multiples' " contains
Justice is two or more；The orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified machine or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitations of the present invention.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of banjo fixing butt jointing, it is characterised in that: be detachably connected including leading directly to butt joint and with the straight-through butt joint
Two clamp nuts, the straight-through butt joint include tightening operation portion and are symmetricly set on the two of tightening operation portion both ends
A threaded joints, two clamp nuts are correspondingly connected with two threaded joints respectively.
2. banjo fixing butt jointing according to claim 1, it is characterised in that: further include the taper being set in the clamp nut
Clamping sleeve.
3. banjo fixing butt jointing according to claim 2, it is characterised in that: the taper clamping sleeve include conduit connection and
The sealing compressed part being connected with the conduit connection.
4. banjo fixing butt jointing according to claim 3, it is characterised in that: the conduit connection is hollow cylindrical knot
Structure.
5. banjo fixing butt jointing according to claim 3, it is characterised in that: the sealing compressed part include sealing compress ontology with
And the cone-shaped cavity in the sealing compression ontology is set.
6. banjo fixing butt jointing according to claim 5, it is characterised in that: the inner wall of the clamp nut be equipped with it is described close
Envelope compresses the mounting groove of this mates.
7. banjo fixing butt jointing according to claim 3, it is characterised in that: the outer diameter of the sealing compressed part is greater than the pipeline
The outer diameter of interconnecting piece.
8. banjo fixing butt jointing according to claim 1, it is characterised in that: the periphery in the tightening operation portion is regular hexagon.
9. banjo fixing butt jointing according to claim 8, it is characterised in that: the minimum outer diameter in the tightening operation portion is greater than described
The outer diameter of threaded joints.
10. a kind of cooling water pipe, it is characterised in that: including at least two sections of cooling water pipe units, two sections of adjacent cooling water pipe lists
It is detachably connected between member by such as described in any item banjo fixing butt jointings of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408508.5U CN208701119U (en) | 2018-08-29 | 2018-08-29 | A kind of banjo fixing butt jointing and the cooling water pipe equipped with the banjo fixing butt jointing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821408508.5U CN208701119U (en) | 2018-08-29 | 2018-08-29 | A kind of banjo fixing butt jointing and the cooling water pipe equipped with the banjo fixing butt jointing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208701119U true CN208701119U (en) | 2019-04-05 |
Family
ID=65945425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821408508.5U Active CN208701119U (en) | 2018-08-29 | 2018-08-29 | A kind of banjo fixing butt jointing and the cooling water pipe equipped with the banjo fixing butt jointing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208701119U (en) |
-
2018
- 2018-08-29 CN CN201821408508.5U patent/CN208701119U/en active Active
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