CN207715939U - Fluid crossover sub - Google Patents
Fluid crossover sub Download PDFInfo
- Publication number
- CN207715939U CN207715939U CN201721565109.5U CN201721565109U CN207715939U CN 207715939 U CN207715939 U CN 207715939U CN 201721565109 U CN201721565109 U CN 201721565109U CN 207715939 U CN207715939 U CN 207715939U
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- hollow joint
- use equipment
- crossover sub
- screw thread
- flow tube
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Abstract
The utility model provides a kind of fluid crossover sub.The fluid crossover sub includes：First hollow joint, first end are provided with the first screw thread, and first hollow joint and the shell of for use equipment are detachably connectable；Second hollow joint is partly sheathed in first hollow joint and is mutually clamped with first hollow joint, and the 4th end of second hollow joint is provided with the second screw thread, and second hollow joint with the outflow pipe screw thread for connecting.Fluid crossover sub provided by the utility model, it is threaded io the inner flow tube in for use equipment by the first end of the first hollow joint, it is connected in the first hollow joint by the second hollow joint, it is connect with the outflow pipe screw thread of for use equipment by the second hollow joint, spanner fixed position when installation is moved to outside for use equipment, improve the efficiency of for use equipment installation, at the same avoid inner flow tube connected with outer flow tube it is insecure, it is therefore prevented that the leak between inner flow tube and outer flow tube.
Description
Technical field
The utility model is related to crossover sub technical fields, in particular to a kind of fluid crossover sub.
Background technology
Currently, be required for being applied to water pipe head in cogeneration plant installation, universal architecture mainly by both ends all
Structural member equipped with screw thread is connect with this screw thread to reach the demand in connection water route by the nut on bellows.
But above-mentioned pipe fitting, during actual installation use, screw thread and bellows piece nut are needed in connection
Screw thread end is blocked with spanner inside cogeneration plant, and cogeneration plant inner space is compact, wrench position
Narrow space is not easy to operate, causes its installation effectiveness low very much.Meanwhile because space is not easy to operate and connect loosely, one
The interior hydraulic pressure pressure that denier encounters water pipe becomes larger, and causes junction leak, and very big inconvenience is caused to user's use.
Invention content
In consideration of it, the utility model proposes a kind of fluid crossover subs, it is intended to it is inconvenient to solve existing water pipe head
And the problem of leak.
The utility model proposes a kind of fluid crossover sub, which includes：First hollow joint, the
One end is provided with the first screw thread, and first screw thread is adapted with the screw thread on the inner flow tube of for use equipment, and described first is hollow
Connector is threadedly coupled and detachably connectable with the shell of for use equipment with the inner flow tube；Second hollow joint, portion
Divide and is sheathed in first hollow joint and is mutually clamped with first hollow joint, the 4th end of second hollow joint
It is provided with the second screw thread, second screw thread is adapted with the screw thread in the outer flow tube of for use equipment, and described second is hollow
Connector with the outflow pipe screw thread for connecting.
Further, the second end of above-mentioned fluid crossover sub, first hollow joint is waited for by locking member with described
It is detachably connectable with the shell of equipment.
Further, above-mentioned fluid crossover sub, the second end outer rim of first hollow joint is extended outward to be had at least
Two connectors；Each connector is detachably connectable by the locking member and the shell of for use equipment.
Further, above-mentioned fluid crossover sub offers threaded hole on each connector；The locking member is spiral shell
Bolt is arranged in the shell of for use equipment and is threadedly coupled with the threaded hole.
Further, the second end of above-mentioned fluid crossover sub, first hollow joint is provided with annular groove；It is described
The centre position of second hollow joint is provided with annular convex platform, and the annular convex platform is arranged in the annular groove.
Further, above-mentioned fluid crossover sub, the annular groove are provided with protrusion；It is provided on the annular convex platform
The compatible notch with the protrusion, is used for card and sets the protrusion.
Further, above-mentioned fluid crossover sub is arranged between first hollow joint and second hollow joint
There is sealing ring.
Further, above-mentioned fluid crossover sub, second hollow joint are set in first hollow joint
Part is provided with seal groove；The sealing ring is set in the seal groove.
Further, above-mentioned fluid crossover sub, the outer first end described without leave of first hollow joint to described
Two ends gradually increase.
Further, above-mentioned fluid crossover sub, it is in ladder that the outer first end described without leave of first hollow joint, which rises,
Shape increases.
Fluid crossover sub provided by the utility model, is threaded io by the first end of the first hollow joint and is set for use
On standby interior inner flow tube, the connection of the inner flow tube of for use equipment is realized；It is detachably connectable to for use by the first hollow joint
On the shell of equipment, the rotation of the first hollow joint, and then the company of ensuring are driven when avoiding the outer flow tube for installing for use equipment
The stability connect.Further, fluid crossover sub provided by the utility model, is connected in by the second hollow joint in first
On empty connector, since the first hollow joint and the shell of for use equipment are detachably connectable, and then the second hollow joint 2 is ensured
With the connective stability of the shell of for use equipment.
Especially, fluid crossover sub provided by the utility model, passes through the outflow of the second hollow joint and for use equipment
Pipe screw thread connects, and since the second hollow joint is connected on the first hollow joint, and the first hollow joint and for use equipment is outer
Shell is detachably connectable, therefore when the outer flow tube of installation, the second hollow joint need to be only set to outside for use equipment using spanner
Outer flow tube, which is screwed, after part is fixed realizes connection, it, should compared with prior art spanner needs to block the inner flow tube in for use equipment
Spanner fixed position when installing is moved to outside for use equipment by fluid crossover sub, therefore the fluid crossover sub installation operation side
Just time saving and energy saving, the efficiency installed between inner flow tube and outer flow tube in for use equipment is not only increased, in for use equipment
Installing and dismounting between flow tube and outer flow tube, while can be avoided insecure, Jin Erfang when inner flow tube is connected with outer flow tube
The leak between inner flow tube and outer flow tube is stopped.
Description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit are common for this field
Technical staff will become clear.Attached drawing only for the purpose of illustrating preferred embodiments, and is not considered as to this practicality
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings：
Fig. 1 is the usage state diagram for the fluid crossover sub that the utility model embodiment provides；
Fig. 2 is the exploded view for the fluid crossover sub that the utility model embodiment provides.
Specific implementation mode
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.It should be noted that in the absence of conflict, the implementation in the utility model
Feature in example and embodiment can be combined with each other.It is below with reference to the accompanying drawings and in conjunction with the embodiments new this practicality is described in detail
Type.
Referring to Fig. 1, for the usage state diagram for the fluid crossover sub that the utility model embodiment provides, fluid conversion
Connector includes：First hollow joint 1, the second hollow joint 2 and locking member 4, wherein the first end of the first hollow joint 1（Such as figure
Upper end shown in 1）It is provided with the first screw thread, the first screw thread is adapted with the screw thread on the inner flow tube of for use equipment, and first is hollow
Connector with inner flow tube for being threadedly coupled and detachably connectable with the shell of for use equipment 3.
Specifically, the first hollow joint 1 and the hollow housing for being both ends open for the second hollow joint 2, inside
The hollow channel for providing fluid flowing, so as to by the inner flow tube of the fluid conveying of the outer flow tube of for use equipment to for use equipment
It is interior or will be in the outer flow tube of the fluid conveying in the inner flow tube of for use equipment to for use equipment；The first end of first hollow joint 1
Outer wall is provided with the first screw thread, which is adapted with the screw thread on the inner flow tube of for use equipment, hollow connects so as to first
First 1 first end is threadedly coupled with inner flow tube；For cogeneration plant, the first end setting of the first hollow joint 1
First screw thread is adapted with the screw thread on cogeneration plant inner conduit connector, so as to cogeneration plant inner conduit
Connector is threadedly coupled；First hollow joint 1 can also be detachably connectable with the shell of for use equipment, so as to need by
When the fluid conveying of outer flow tube to inner flow tube, by the way that the first hollow joint 1 is fixedly attached in for use equipment, and then by interior stream
Pipe is connected with shell to avoid the rotation of inner flow tube, and inner flow tube is fixed by spanner when without installation；To improve first
The mechanical performance of hollow joint 1, it is preferable that the outer first end without leave of the first hollow joint 1 gradually increases to second end；Further
Preferably, the outer first end without leave of the first hollow joint 1 plays stepped increase, to improve the mechanicalness of the first hollow joint
Can, and then improve its service life.
With continued reference to Fig. 1, for ease of the installation between each parts, it is preferable that the second end of the first hollow joint 1
（Lower end as shown in Figure 1）It is detachably connectable by locking member 4 and the shell 3 of for use equipment.
Specifically, when for use equipment needs water inlet, the first end of the first hollow joint 1 is threadedly coupled admittedly with inner flow tube
After fixed, first hollow joint 1 and the shell 3 of for use equipment are locked by locking member 4；After the completion of water inlet, solved by locking member 4
The shell 3 for locking the first hollow joint 1 and for use equipment, to realize between the first hollow joint 1 and the shell 3 of for use equipment
It separates.
With continued reference to Fig. 1,2 part of the second hollow joint be sheathed in the first hollow joint 1 and with 1 phase of the first hollow joint
Clamping, the 4th end of the second hollow joint 2（Lower end as shown in Figure 2）It is provided with the second screw thread, the second screw thread and for use equipment
The screw thread of outer flow tube be adapted, the second hollow joint is used to connect with outflow pipe screw thread.
Specifically, 2 part of the second hollow joint is sheathed in the first hollow joint 1；In second hollow joint 2 and first
1 phase of empty connector is clamped, so as to the installation and removal of the second hollow joint 2；4th end outer wall of the second hollow joint 2 is provided with
Two screw threads, second screw thread are adapted with the internal thread of outer flow tube；For cogeneration plant, the second hollow joint 2
The external screw thread at four ends is adapted with the screw thread of the pipe fitting outside cogeneration plant, will pass through 1 He of the first hollow joint
Pipe fitting outside cogeneration plant is connected on the water tubular union in cogeneration plant by the second hollow joint 2, is realized
The conveying of water in water pipe.
Obviously it is achieved that, the fluid crossover sub provided in the present embodiment passes through the first of the first hollow joint 1
End is threaded io on the inner flow tube in for use equipment, realizes the connection of the inner flow tube of for use equipment；Pass through the first hollow joint 1
It is detachably connectable on the shell of for use equipment, the first hollow joint 1 is driven when avoiding the outer flow tube for installing for use equipment
Rotation, and then ensure the stability of connection.
Further, in this embodiment the fluid crossover sub provided, it is hollow to be connected in first by the second hollow joint 2
On connector 1, since the first hollow joint 1 and the shell of for use equipment are detachably connectable, and then the second hollow joint 2 is ensured
With the connective stability of the shell of for use equipment.
Especially, the fluid crossover sub provided in the present embodiment, passes through the outflow of the second hollow joint and for use equipment
Pipe screw thread connects, since the second hollow joint 2 is connected on the first hollow joint 1, and the first hollow joint 1 and for use equipment
Shell is detachably connectable, therefore when the outer flow tube of installation, the second hollow joint 2 need to be only set to outside for use equipment using spanner
Part fix after screw outer flow tube and realize connection, compared with prior art spanner needs to block the inner flow tube in for use equipment,
Spanner fixed position when installing is moved to outside for use equipment by the fluid crossover sub, therefore the fluid crossover sub installation operation
It is convenient and time-saving laborsaving, the efficiency installed between inner flow tube and outer flow tube in for use equipment is not only increased, convenient in for use equipment
Installing and dismounting between inner flow tube and outer flow tube, at the same can be avoided it is insecure when inner flow tube is connected with outer flow tube, in turn
Prevent the leak between inner flow tube and outer flow tube.
Referring to Fig. 2, for the exploded view for the fluid crossover sub that the utility model embodiment provides, the first hollow joint 1
Second end outer rim extended have at least two connectors 11 outward；Each connector 11 passes through the outer of locking member 4 and for use equipment
Shell 3 is detachably connectable.
Specifically, for ease of the connection between the first hollow joint 1 and the shell 3 of for use equipment, it is preferable that in first
The second end outer rim of empty connector 1, which extends outwardly, is provided at least two connectors 11；To ensure the first hollow joint 1 and setting for use
The uniformity of stress between the stability connected between standby shell 3 and the first hollow joint 1 and the shell 3 of for use equipment,
It is further preferred that each connector 11 is uniformly arranged along the circumferential direction of the first hollow joint 1；Each connector 11 passes through locking member 4
It is detachably connectable with the shell 3 of for use equipment, to realize between the first hollow joint 1 and the shell 3 of for use equipment
Connection；Locking member 4 is bolt, offers threaded hole 111 on each connector, bolt is arranged in the shell and screw thread of for use equipment
Hole 111 is threadedly coupled, to realize being detachably connected between the first hollow joint 1 and the shell 3 of for use equipment.
It will be readily appreciated that the first hollow joint 1 provided in the present embodiment, extended outward by its 4th end
Connector realizes the connection between the shell 3 of for use equipment, and then ensures that the hollow housing of the first hollow joint 1 carries for fluid
Channel and connector 11 for circulation are connect with the shell 3 of for use equipment, so avoid installation when the first hollow joint 1 in
The damage of empty capsid, to improve the leakproofness of the first hollow joint 1.
With continued reference to Fig. 2, the second end of the first hollow joint 1 is provided with annular groove 12；The centre of second hollow joint 2
Position is provided with annular convex platform 21, and annular convex platform 21 is arranged in annular groove 12.
Specifically, for the clamping of realization the first hollow joint 1 and the second hollow joint 2, the second of the first hollow joint 1
The contact position complete cycle of end section and inner wall is recessed with annular groove 12；The centre position complete cycle of second hollow joint 2 is provided with
Annular convex platform 21, annular convex platform 21 are adapted with annular groove 12, and annular convex platform 21 is arranged in annular groove 12；Certainly, ring
Shape boss 21 is not limited to complete cycle setting with annular groove 12, or the first hollow joint 1 and the second hollow joint 2 correspondence are set
It is equipped with multiple grooves and protrusion, to realize the clamping of the first hollow joint 1 and the second hollow joint 2；To further ensure that
The quick positioning of one hollow joint 1 and the second hollow joint 2, it is preferable that protrusion 121, convex annular are provided in annular groove 12
It is provided on platform 21 and sets protrusion 121 for blocking with raised 121 compatible notches 211, notch 211；It is further preferred that annular
Multiple raised 121 are evenly arranged with along the circumferential direction of the first hollow joint 1 in groove 12, is arranged on annular convex platform 21 and protrusion 121
The notch 211 being arranged in a one-to-one correspondence, each raised 121 are arranged in its corresponding notch 211；For ease of the second hollow joint
2 installation, notch 211 are more slightly larger than raised 121 sizes, i.e., transition cooperation is realized between notch 211 and protrusion 121.
It will be readily appreciated that the fluid crossover sub provided in the present embodiment, passes through the ring on the second hollow joint 2
Shape boss 21 is arranged in the annular groove 12 on the first hollow joint 1, to realize that the first hollow joint 1 and second hollow connects
The installation and removal of the second hollow joint 2 are convenient in clamping between first 2；Further, pass through the protrusion in annular groove 12
121 are arranged in the notch 211 on annular convex platform 21, quick between the first hollow joint 1 and the second hollow joint 2 to realize
Positioning, and then further increase the efficiency installed between for use equipment China and foreign countries flow tube and inner flow tube.
With continued reference to Fig. 2, sealing ring 5 is provided between the first hollow joint 1 and the second hollow joint 2.
Specifically, to avoid the deviation of 5 position of sealing ring, the second hollow joint 2 from being set in the first hollow joint 1
Part（Upper part as shown in Figure 2）It is provided with seal groove 22, which sets along the circumferential complete cycle of the second hollow joint 2
It sets；Sealing ring 5 is arranged in seal groove, to improve the sealing effect between the first hollow joint 1 and the second hollow joint 2,
And then fluid is avoided to be leaked between the first hollow joint 1 and the second hollow joint 2.
The installation method of fluid crossover sub provided in this embodiment：First, sealing ring 4 is mounted on the second hollow joint
In 2 seal groove 22, the second hollow joint 2 is passed through from the mounting hole of the shell 3 of for use equipment so that the second hollow joint
2 the 4th end is exposed at outside the shell 3 of for use equipment；Then, the first hollow joint 1 is installed to the inner flow tube of for use equipment,
Simultaneously by the protrusion on the first hollow joint 1 it is corresponding with the clamping of the notch of the second hollow joint 2 after, by bolt by for use equipment
Shell 3 and the first hollow joint 1 connection, so that the second hollow joint 2 is pressed in the first hollow joint 1, realize fluid
The sealing in channel.
To sum up, the fluid crossover sub provided in the present embodiment is threaded io by the first end of the first hollow joint 1
On inner flow tube in for use equipment, the connection of the inner flow tube of for use equipment is realized；It is detachably connected by the first hollow joint 1
To the shell of for use equipment, the rotation of the first hollow joint 1 is driven when avoiding the outer flow tube for installing for use equipment, and then really
The stability of connection is protected.
Further, in this embodiment the fluid crossover sub provided, it is hollow to be connected in first by the second hollow joint 2
On connector 1, since the first hollow joint 1 and the shell of for use equipment are detachably connectable, and then the second hollow joint 2 is ensured
With the connective stability of the shell of for use equipment.
Especially, the fluid crossover sub provided in the present embodiment, passes through the outflow of the second hollow joint and for use equipment
Pipe screw thread connects, since the second hollow joint 2 is connected on the first hollow joint 1, and the first hollow joint 1 and for use equipment
Shell is detachably connectable, therefore when the outer flow tube of installation, the second hollow joint 2 need to be only set to outside for use equipment using spanner
Part fix after screw outer flow tube and realize connection, compared with prior art spanner needs to block the inner flow tube in for use equipment,
Spanner fixed position when installing is moved to outside for use equipment by the fluid crossover sub, therefore the fluid crossover sub installation operation
It is convenient and time-saving laborsaving, the efficiency installed between inner flow tube and outer flow tube in for use equipment is not only increased, convenient in for use equipment
Installing and dismounting between inner flow tube and outer flow tube, at the same can be avoided it is insecure when inner flow tube is connected with outer flow tube, in turn
Prevent the leak between inner flow tube and outer flow tube.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of fluid crossover sub, which is characterized in that including：
First hollow joint（1）, first end is provided with the first screw thread, first screw thread on the inner flow tube of for use equipment
Screw thread is adapted, first hollow joint（1）Be threadedly coupled with the inner flow tube and with the shell of for use equipment（3）It can
Releasably it is connected；
Second hollow joint（2）, partly it is sheathed on first hollow joint（1）It is interior and with first hollow joint（1）Phase
Clamping, second hollow joint（2）The 4th end be provided with the second screw thread, second screw thread is outer with for use equipment
Screw thread in flow tube is adapted, second hollow joint（2）For being connect with the outflow pipe screw thread.
2. fluid crossover sub according to claim 1, which is characterized in that first hollow joint（1）Second end
Pass through locking member（4）With the shell of for use equipment（3）It is detachably connectable.
3. fluid crossover sub according to claim 2, which is characterized in that
First hollow joint（1）Second end outer rim extended have at least two connectors outward（11）；
Each connector（11）Pass through the locking member（4）It is detachably connectable with the shell of for use equipment.
4. fluid crossover sub according to claim 3, which is characterized in that
Each connector（11）On offer threaded hole（111）；
The locking member（4）For bolt, be arranged in the shell of for use equipment and with the threaded hole（111）Screw thread connects
It connects.
5. fluid crossover sub according to any one of claims 1 to 4, which is characterized in that
First hollow joint（1）Second end be provided with annular groove（12）；
Second hollow joint（2）Centre position be provided with annular convex platform（21）, the annular convex platform（21）It is arranged in institute
State annular groove（12）It is interior.
6. fluid crossover sub according to claim 5, which is characterized in that
The annular groove（12）It is provided with protrusion（121）；
The annular convex platform（21）On be provided with and the protrusion（121）Compatible notch（211）, be used for card set it is described convex
It rises（121）.
7. fluid crossover sub according to any one of claims 1 to 4, which is characterized in that
First hollow joint（1）With second hollow joint（2）Between be provided with sealing ring（5）.
8. fluid crossover sub according to claim 7, which is characterized in that
Second hollow joint（2）It is set to first hollow joint（1）Interior part is provided with seal groove（22）；
The sealing ring（5）It is set to the seal groove（22）It is interior.
9. fluid crossover sub according to any one of claims 1 to 4, which is characterized in that
First hollow joint（1）The outer first end described without leave to the second end gradually increase.
10. fluid crossover sub according to claim 9, which is characterized in that first hollow joint（1）It is outer without leave
The first end plays stepped increase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721565109.5U CN207715939U (en) | 2017-11-21 | 2017-11-21 | Fluid crossover sub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721565109.5U CN207715939U (en) | 2017-11-21 | 2017-11-21 | Fluid crossover sub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207715939U true CN207715939U (en) | 2018-08-10 |
Family
ID=63062032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721565109.5U Active CN207715939U (en) | 2017-11-21 | 2017-11-21 | Fluid crossover sub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207715939U (en) |
-
2017
- 2017-11-21 CN CN201721565109.5U patent/CN207715939U/en active Active
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