CN209296483U - Connector and fixture between a kind of heat exchanger tube pressure testing closeouts, connector, pipe - Google Patents
Connector and fixture between a kind of heat exchanger tube pressure testing closeouts, connector, pipe Download PDFInfo
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- CN209296483U CN209296483U CN201822012689.6U CN201822012689U CN209296483U CN 209296483 U CN209296483 U CN 209296483U CN 201822012689 U CN201822012689 U CN 201822012689U CN 209296483 U CN209296483 U CN 209296483U
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- notch
- sealed taper
- seal groove
- heat exchanger
- locking
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Abstract
The utility model relates to connector and fixture between a kind of heat exchanger tube pressure testing closeouts, connector, pipe, including fixing head, seal groove, sealed taper, locking cone and locking nut, one end of the fixing head is equipped with notch, and the notch is for being inserted into pipe fitting to be tested；The seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；The sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；The locking cone can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper；The locking nut is detachably connected with fixing head, and the locking nut is for accommodating locking cone and providing power for locking cone；Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across pipe fitting to be tested, so that the end of pipe fitting to be tested is protruded into notch.The utility model can be realized to be connected between the quick blocking at heat exchanger tube both ends and the pipe of more heat exchanger tubes.
Description
Technical field
The utility model belongs to test equipment technical field, and in particular to a kind of heat exchanger tube pressure testing closeouts, connector,
Connector and fixture between pipe.
Background technique
Heat exchanger is that the indispensable heat exchange of the various fields such as petroleum, chemical industry, thermoelectricity, weaving, food processing, steel is set
It is standby, heat exchanger tube it is good with it is badly most important to the operation of whole system.According to regulation U-shaped in GB/T151-2014 " heat exchanger "
After pipe bends and docks, pressure test should be carried out by root, in pressure test, it should so that heat exchanger tube one end blocks completely, separately
One end block after be connected to pressure water source, then add high pressure water and carry out pressure resistance, pressure maintaining test.
The heat exchanger tube of one heat exchanger few then up to a hundred, more then thousands of, and pressure is higher and higher；Heat exchanger tube tried in the past
Pressure, a kind of method use welded seal, and another method is compressed using jack or lead screw and tube head sealing, both the above tradition
Pressure-measuring method fix, seal that the heat exchanger tube time is longer, and cumbersome, working efficiency is extremely low；And the more heat exchanger tubes that cannot connect
With pressure testing simultaneously.
In view of the foregoing, existing pressure test fixture urgently develop the novel heat exchange tube of one kind and connect by reformed AHP, urgent need
Head pressure test fixture.
Utility model content
Purpose of the utility model is to overcome the deficiencies of the above prior art and provide a kind of heat exchanger tube pressure testing closure
Connector and fixture between part, connector, pipe, are able to ascend between heat exchanger tube pressure testing closeouts, connector, pipe that connector and fixture can
It realizes and is connected between the quick blocking at heat exchanger tube both ends and the pipe of more heat exchanger tubes.
To achieve the above object, the utility model adopts the following technical solutions:
The utility model discloses a kind of heat exchanger tube pressure testing closeouts, including fixing head, seal groove, sealed taper, locking
Cone and locking nut, one end of the fixing head are equipped with notch, and the notch is for being inserted into pipe fitting to be tested.
The seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；
The sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；Sealed taper, seal groove and
Gap between pipe fitting to be tested can realize that sealed taper need not have elasticity, will not be repeatedly by buckling by squeezing sealing ring
It is damaged after shape；Only it can be achieved with preferable sealing effect by replacing sealing ring after multiple pressure testing.
The locking cone can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper；
The locking nut is detachably connected with fixing head, and the locking nut is for accommodating locking cone and mentioning for locking cone
For power；
Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across to be measured
Test tube part, so that the end of pipe fitting to be tested is protruded into notch.
The invention also discloses a kind of heat exchanger tube pressure testing tube head connecting pieces, including fixing head, seal groove, sealing
Cone, locking cone and locking nut, one end of the fixing head are equipped with notch, and the notch is for being inserted into pipe fitting to be tested；
The seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；
The sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；The locking cone can be by buckling
Shape is with fixed press pipe fitting to be tested and squeezes sealed taper；
The locking nut is detachably connected with fixing head, and the locking nut is for accommodating locking cone and mentioning for locking cone
For power；
Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across to be measured
Test tube part, so that the end of pipe fitting to be tested is protruded into notch；
Runner is equipped in the fixing head, the internal diameter of the runner is less than notch internal diameter, and the notch is by runner and outside
Portion's connection.
Further, one end of the not set notch of the fixing head is equipped with installation protrusion, and the installation protrusion is outer for connecting
Portion's pressure water line.
The invention also discloses connector between a kind of heat exchanger tube pressure testing pipe, including fixing head, seal groove, sealed taper,
Locking cone and locking nut, the both ends of the fixing head are respectively equipped with notch, and the notch is used for from fixed both sides of head insertion not
With pipe fitting to be tested；
The seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；
The sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；
The locking cone can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper；
The locking nut is detachably connected with fixing head, and the locking nut is for accommodating locking cone and mentioning for locking cone
For power；
Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across to be measured
Test tube part, so that the end of pipe fitting to be tested is protruded into notch；
Runner is equipped in the fixing head, the internal diameter of the runner is less than notch internal diameter, and the runner is for connecting two
Notch.
The invention also discloses a kind of heat exchanger tube pressure testing fixtures, including a heat exchanger tube pressure testing closeouts and one
A heat exchanger tube pressure testing tube head connecting piece.
It further, further include connector between at least one heat exchanger tube pressure testing pipe.
The utility model has the beneficial effects that
The utility model is realized solid using the collective effect of special fixing head, sealed taper, locking cone and locking nut
Determine the sealing of head, sealed taper and pipe fitting to be tested；By fixing head it is unilateral or notch is arranged in more sides, notch blocks or with
The different set-up modes of runner connection obtain connector between tube head closeouts, tube head connecting piece and pipe, according to three kinds of difference portions
Being applied in combination for part realizes single tube pressure testing and multitube series connection pressure testing, convenient and efficient.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the restriction to the application for explaining the application.
Fig. 1 is the overall structure diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of locking nut in the utility model embodiment 1；
Fig. 3 is the structural schematic diagram of fixing head in the utility model embodiment 1；
Fig. 4 is the structural schematic diagram of locking cone in the utility model embodiment 1；
Fig. 5 is the structural schematic diagram of sealed taper in the utility model embodiment 1；
Fig. 6 is the overall structure diagram of the utility model embodiment 2；
Fig. 7 is the structural schematic diagram of fixing head in the utility model embodiment 2；
Fig. 8 is the overall structure diagram of the utility model embodiment 3；
Fig. 9 is the structural schematic diagram of fixing head in the utility model embodiment 3；
Figure 10 is the overall structure diagram of the utility model embodiment 4；
Figure 11 is the overall structure diagram of the utility model embodiment 5.
In figure: 1, fixing head；1A, seal groove；1B, notch；2, sealing ring；3, sealed taper；4, locking cone；5, locking screw
It is female；5A, through-hole；6, installation protrusion；7, runner；8, U-shaped heat exchanger tube.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
In order to facilitate narration, if there is " upper and lower, left and right " printed words in the utility model, only indicate and attached drawing itself
Upper and lower, left and right direction is consistent, does not play restriction effect to structure, is merely for convenience of description the utility model and simplification is retouched
It states, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, and be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
Embodiment 1, as shown in Figs. 1-5, a kind of heat exchanger tube pressure testing closeouts, including fixing head 1, seal groove 1A, sealing
Cone 3, locking cone 4 and locking nut 5, one end of the fixing head 1 are equipped with notch 1B, and the notch 1B is for being inserted into test tube to be measured
Part；The seal groove 1A and notch 1B is coaxially disposed, and the seal groove 1A is for accommodating sealed taper 3；One end of fixing head 1 is arranged
The notch 1B is arranged in the center of the seal groove 1A, seal groove 1A, and seal groove 1A can accommodate seal member to realize fixation
Sealing between first 1 and pipe fitting to be tested.
The sealed taper 3 is for squeezing the sealing ring 2 being set between sealed taper 3 and seal groove 1A；The locking cone 4 can
Compressive deformation is with fixed press pipe fitting to be tested and squeezes sealed taper 3；Because sealed taper 3 is unable to compressive deformation, using special
The locking cone 4 of door, pipe fitting to be tested is fixed by the deformation of locking cone 4.
The locking nut 5 is detachably connected with fixing head 1, and the locking nut 5 is for accommodating locking cone 4 and to lock
Cone 4 provides power；Locking nut 5 is equipped with internal screw thread, and the circumference of fixing head 1 is equipped with external screw thread, and internal screw thread makes with external screw thread cooperation
With.
Through-hole 5A is respectively equipped on the locking nut 5, sealed taper 3, locking cone 4 and sealing ring 2, the through-hole 5A is used for
Across pipe fitting to be tested, so that the end of pipe fitting to be tested is protruded into notch 1B.
Embodiment 2, as shown in fig. 6-7, a kind of heat exchanger tube pressure testing tube head connecting piece, including fixing head 1, seal groove 1A,
Sealed taper 3, locking cone 4 and locking nut 5, one end of the fixing head 1 are equipped with notch 1B, and the notch 1B is to be measured for being inserted into
Test tube part；
The seal groove 1A and notch 1B is coaxially disposed, and the seal groove 1A is for accommodating sealed taper 3；The one of fixing head 1
The seal groove 1A is arranged in end, and the notch 1B is arranged in the center of seal groove 1A, and seal groove 1A can accommodate seal member with reality
Sealing between existing fixing head 1 and pipe fitting to be tested.
The sealed taper 3 is for squeezing the sealing ring 2 being set between sealed taper 3 and seal groove 1A；
The locking cone 4 can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper 3；Because sealed taper 3 is not
Energy compressive deformation, therefore special locking cone 4 is used, pipe fitting to be tested is fixed by the deformation of locking cone 4.
The locking nut 5 is detachably connected with fixing head 1, and the locking nut 5 is for accommodating locking cone 4 and to lock
Cone 4 provides power；Locking nut 5 is equipped with internal screw thread, and the circumference of fixing head 1 is equipped with external screw thread, and internal screw thread makes with external screw thread cooperation
With.
Through-hole 5A is respectively equipped on the locking nut 5, sealed taper 3, locking cone 4 and sealing ring 2, the through-hole 5A is used for
Across pipe fitting to be tested, so that the end of pipe fitting to be tested is protruded into notch 1B；
Runner 7 is equipped in the fixing head 1, the internal diameter of the runner 7 is less than notch 1B internal diameter, and the notch 1B passes through stream
Road 7 is connected to outside.
One end of the not set notch 1B of the fixing head 1 is equipped with installation protrusion 6, and the installation protrusion 6 is used to connect outside
Pressure water line.
Embodiment 3, as Figure 8-9, connector between a kind of heat exchanger tube pressure testing pipe, including it is fixing head 1, seal groove 1A, close
Envelope cone 3, locking cone 4 and locking nut 5, the both ends of the fixing head 1 are respectively equipped with notch 1B, and the notch 1B is used for from fixation
First 1 two sides insertion difference pipe fitting to be tested；
The seal groove 1A and notch 1B is coaxially disposed, and the seal groove 1A is for accommodating sealed taper 3；The one of fixing head 1
The seal groove 1A is arranged in end, and the notch 1B is arranged in the center of seal groove 1A, and seal groove 1A can accommodate seal member with reality
Sealing between existing fixing head 1 and pipe fitting to be tested.
The sealed taper 3 is for squeezing the sealing ring 2 being set between sealed taper 3 and seal groove 1A；
The locking cone 4 can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper 3；Because sealed taper 3 is not
Energy compressive deformation, therefore special locking cone 4 is used, pipe fitting to be tested is fixed by the deformation of locking cone 4.
The locking nut 5 is detachably connected with fixing head 1, and the locking nut 5 is for accommodating locking cone 4 and to lock
Cone 4 provides power；Locking nut 5 is equipped with internal screw thread, and the circumference of fixing head 1 is equipped with external screw thread, and internal screw thread makes with external screw thread cooperation
With.
Through-hole 5A is respectively equipped on the locking nut 5, sealed taper 3, locking cone 4 and sealing ring 2, the through-hole 5A is used for
Across pipe fitting to be tested, so that the end of pipe fitting to be tested is protruded into notch 1B；
Runner 7 is equipped in the fixing head 1, the internal diameter of the runner 7 is less than notch 1B internal diameter, and the runner 7 is for connecting
Meet two notch 1B.
Embodiment 4, as shown in Figure 10, a kind of heat exchanger tube pressure testing fixture, including heat exchanger tube pressure testing closeouts and
One heat exchanger tube pressure testing tube head connecting piece.
When carrying out the pressure testing of single heat exchanger tube 8, heat exchanger tube pressure testing closeouts are installed in one end of pressure testing pipe, another
End installation heat exchanger tube pressure testing tube head connecting piece, heat pipe pressure testing tube head connecting piece are connect with ambient pressure water source.
Embodiment 5 further includes as shown in figure 11 connector between at least one heat exchanger tube pressure testing pipe.
When carrying out more heat exchanger tube series connection pressure testings, adjacent heat exchanger tube is passed through into heat exchanger tube pressure testing pipe fitting joint two
It connects.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (6)
1. a kind of heat exchanger tube pressure testing closeouts characterized by comprising
Fixing head, one end of the fixing head are equipped with notch, and the notch is for being inserted into pipe fitting to be tested；
Seal groove, the seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；
Sealed taper, the sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；
Locking cone, the locking cone can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper；
Locking nut, the locking nut are detachably connected with fixing head, and the locking nut is for accommodating locking cone and to lock
Tight cone provides power；
Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across test tube to be measured
Part, so that the end of pipe fitting to be tested is protruded into notch.
2. a kind of heat exchanger tube pressure testing tube head connecting piece characterized by comprising
Fixing head, one end of the fixing head are equipped with notch, and the notch is for being inserted into pipe fitting to be tested；
Seal groove, the seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；
Sealed taper, the sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；
Locking cone, the locking cone can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper；
Locking nut, the locking nut are detachably connected with fixing head, and the locking nut is for accommodating locking cone and to lock
Tight cone provides power；
Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across test tube to be measured
Part, so that the end of pipe fitting to be tested is protruded into notch；
Runner is equipped in the fixing head, the internal diameter of the runner is less than notch internal diameter, and the notch is connected by runner and outside
It is logical.
3. heat exchanger tube pressure testing tube head connecting piece according to claim 2, which is characterized in that the not set slot of fixing head
One end of mouth is equipped with installation protrusion, and the installation protrusion is used to connect external pressure water lines.
4. connector between a kind of heat exchanger tube pressure testing pipe characterized by comprising
Fixing head, the both ends of the fixing head are respectively equipped with notch, and the notch is used for different to be measured from fixed both sides of head insertion
Test tube part；
Seal groove, the seal groove and notch are coaxially disposed, and the seal groove is for accommodating sealed taper；
Sealed taper, the sealed taper is for squeezing the sealing ring being set between sealed taper and seal groove；
Locking cone, the locking cone can compressive deformation with fixed press pipe fitting to be tested and squeeze sealed taper；
Locking nut, the locking nut are detachably connected with fixing head, and the locking nut is for accommodating locking cone and to lock
Tight cone provides power；
Through-hole is respectively equipped on the locking nut, sealed taper, locking cone and sealing ring, the through-hole is used for across test tube to be measured
Part, so that the end of pipe fitting to be tested is protruded into notch；
Runner is equipped in the fixing head, the internal diameter of the runner is less than notch internal diameter, and the runner is for connecting two notches
To be connected to two pipe fittings to be tested.
5. a kind of heat exchanger tube pressure testing fixture, which is characterized in that sealed including heat exchanger tube pressure testing described in a claim 1
Blocking piece；
It further include heat exchanger tube pressure testing tube head connecting piece described in a claim 2 or claim 3.
6. heat exchanger tube pressure testing fixture according to claim 5, which is characterized in that further include at least one such as claim
Connector between heat exchanger tube pressure testing pipe described in 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822012689.6U CN209296483U (en) | 2018-11-30 | 2018-11-30 | Connector and fixture between a kind of heat exchanger tube pressure testing closeouts, connector, pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822012689.6U CN209296483U (en) | 2018-11-30 | 2018-11-30 | Connector and fixture between a kind of heat exchanger tube pressure testing closeouts, connector, pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209296483U true CN209296483U (en) | 2019-08-23 |
Family
ID=67657328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822012689.6U Active CN209296483U (en) | 2018-11-30 | 2018-11-30 | Connector and fixture between a kind of heat exchanger tube pressure testing closeouts, connector, pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209296483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089712A (en) * | 2019-12-09 | 2020-05-01 | 北京动力机械研究所 | Thin-wall capillary pipeline pressure-bearing detection device |
-
2018
- 2018-11-30 CN CN201822012689.6U patent/CN209296483U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089712A (en) * | 2019-12-09 | 2020-05-01 | 北京动力机械研究所 | Thin-wall capillary pipeline pressure-bearing detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266706, Pingdu Road, Pingdu, Shandong, Qingdao, 17 Patentee after: Panshi heavy industry (Qingdao) Co.,Ltd. Address before: 266706, Pingdu Road, Pingdu, Shandong, Qingdao, 17 Patentee before: PANSHI LIFE TECHNOLOGY (QINGDAO) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |