CN207656545U - A kind of heat exchanger poling guided tooling - Google Patents
A kind of heat exchanger poling guided tooling Download PDFInfo
- Publication number
- CN207656545U CN207656545U CN201721514566.1U CN201721514566U CN207656545U CN 207656545 U CN207656545 U CN 207656545U CN 201721514566 U CN201721514566 U CN 201721514566U CN 207656545 U CN207656545 U CN 207656545U
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- CN
- China
- Prior art keywords
- heat exchanger
- rubber pad
- diameter
- exchanger tube
- poling
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of heat exchanger poling guided toolings, including guide head (1), connecting rod (2), threaded rod (3), fastening nut (4) and rubber pad (5), the guide head (1) is connected by connecting rod (2) with threaded rod (3), fastening nut (4) and rubber pad (5) are socketed on threaded rod (3), the diameter of rubber pad (5) is slightly larger than the internal diameter of heat exchanger tube (6), and the diameter in the first straight flange portion (12) is more than the outer diameter of heat exchanger tube (6).Rubber pad is squeezed deformation during being inserted into heat exchanger tube by force, rubber pad will generate compression with heat transfer tube wall contact portion, heat transfer tube wall will generate frictional force with rubber pad contact portion during poling, and the guided tooling caused by shaking and tapping falls off during solving the problems, such as heat exchanger tube poling.
Description
Technical field
The utility model is related to a kind of guiders, specifically, being related to a kind of heat exchanger poling guided tooling.
Background technology
Heat exchanger is required for thousands of or even up to ten thousand heat exchanger tubes passing through tens of partition board holes during the installation process, and general
Partition board hole is only bigger 0.2mm or so than the outer diameter of heat exchanger tube, must be by suitably leading during poling to ensure poling efficiency
It is carried out to tooling.Or existing guided tooling is easy to fall off or complicated during poling, manufacture is inconvenient.So
It is badly in need of a kind of novel guided tooling of design to solve the above problems.
Utility model content
For deficiency above-mentioned in the prior art, the utility model provides a kind of heat exchanger poling guided tooling, is being oriented to
Rubber pad is arranged in the tail portion of tooling, improves the soundness that guided tooling is connect with heat exchanger tube, avoids being oriented to work during poling
Removable is fallen.
In order to achieve the above object, the solution of the utility model use is：A kind of heat exchanger poling guided tooling, packet
Guide head, connecting rod, threaded rod, fastening nut and rubber pad are included, the guide head includes the first tapering and the first straight flange portion, is led
It is connected to head with threaded rod by connecting rod, fastening nut and rubber pad are socketed on threaded rod, and the rubber pad is located at tightly
Gu between nut and connecting rod, the diameter of rubber pad is slightly larger than the internal diameter of heat exchanger tube, the diameter in the first straight flange portion is more than heat exchanger tube
Outer diameter, the diameter of connecting rod and the outer diameter of fastening nut be respectively less than the internal diameter of heat exchanger tube, and the diameter of the connecting rod is more than spiral shell
The diameter of rasp bar.
Further, the rubber pad includes the second tapering and the second straight flange portion, second tapering close to fastening nut,
Second straight flange portion is close to connecting rod.
Further, the sleeve of hard is equipped in the centre bore of the rubber pad, rubber pad is fixed on sleeve.
Further, the outer wall of the sleeve is equipped with disk, and the disk is equipped with through-hole.
Further, the end in first tapering is equipped with threaded hole.
The utility model has the beneficial effects that：
(1) rubber pad is set in the tail portion of guided tooling, the diameter of rubber pad is slightly larger than the internal diameter of heat exchanger tube, is inserting by force
Rubber pad is squeezed deformation during entering heat exchanger tube, and rubber pad will generate compression with heat transfer tube wall contact portion,
During poling, due to the presence of compression, heat transfer tube wall will generate frictional force with rubber pad contact portion, solve heat exchange
The guided tooling due to shaking and tapping caused by falls off problem during pipe poling, to which the poling that auxiliary improves heat exchanger tube is imitated
Rate, and suitable for the heat exchanger tube of a variety of calibers；
(2) it since the diameter of rubber pad is slightly larger than the internal diameter of heat exchanger tube, is difficult to rubber in the opening of tube end
Pad is put into heat exchanger tube, so the second tapering is arranged on rubber pad, is smoothly slided into heat exchanger tube convenient for rubber pad；
(3) it is equipped with the sleeve of hard in the centre bore of rubber pad, can be squeezed along some to avoid rubber pad by sleeve
Direction excessive deformation, effectively prevent rubber pad to rupture；
(4) outer wall of sleeve is equipped with disk, and the disk is equipped with through-hole, and rubber pad passes through disk and sleeve stationary phase
Even, it can prevent guided tooling rubber pad during penetrating heat exchanger tube from rupturing and being turned over along the guided tooling direction of motion
Turn, device structure is firm；
The end in (5) first taperings is equipped with threaded hole, can threaded hole be inserted into provision for disengagement when dismantling guided tooling
In and be fixedly connected with guide head by screw thread, guided tooling is extracted convenient for force；
(6) simple in structure, it is easily manufactured, operating personnel without professional training can left-hand seat use, use cost is low.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the positive front view of the utility model rubber pad；
Fig. 3 is the sectional view of the utility model rubber pad；
Fig. 4 is position relationship schematic diagram when the utility model is mounted on heat exchanger tube；
In attached drawing：
1- guide heads, the first taperings 11-, the first straight flanges of 12- portion, 13- threaded holes, 2- connecting rods, 3- threaded rods, 4- fastenings
Nut, 5- rubber pads, the second taperings 51-, the second straight flanges of 52- portion, 6- heat exchanger tubes, 7-
Sleeve, 71- disks, 72- through-holes.
Specific implementation mode
The utility model is further described below in conjunction with attached drawing：
The utility model provides a kind of heat exchanger poling guided tooling, as shown in Figure 1, including guide head 1, connecting rod 2, spiral shell
Rasp bar 3, fastening nut 4 and rubber pad 5, the guide head 1 include that the first tapering 11 and the first straight flange portion 12, guide head 1 pass through
Connecting rod 2 is connected with threaded rod 3, and fastening nut 4 and rubber pad 5 are socketed on threaded rod 3, and the inner ring of fastening nut 4 is equipped with
With 3 matched screw thread of threaded rod, the rubber pad 5 is located between fastening nut 4 and connecting rod 2, and the diameter of rubber pad 5 is bigger
In the internal diameter of heat exchanger tube 6, the diameter in the first straight flange portion 12 is slightly larger than the outer diameter of heat exchanger tube 6, and the diameter in the first straight flange portion 12 is little
In the minimum diameter of partition board hole, the diameter of connecting rod 2 and the outer diameter of fastening nut 4 are respectively less than the internal diameter of heat exchanger tube 6, the connection
The diameter of bar 2 is more than the diameter of threaded rod 3.
In view of the diameter of rubber pad 5 is slightly larger than the internal diameter of heat exchanger tube 6, the opening in 6 end of heat exchanger tube is difficult to rubber
Rubber cushion 5 is put into heat exchanger tube 6, and the periphery of the rubber pad 5 includes the second tapering 51 and the second straight flange portion 52 (as shown in Figure 3),
Second tapering 51 smoothly slides into heat exchanger tube close to fastening nut 4, the second straight flange portion 52 close to connecting rod 2, convenient for rubber pad 5
In 6.
As shown in Fig. 2, being equipped with the sleeve 7 of hard in the centre bore of the rubber pad 5, rubber pad 5 is fixed on sleeve 7,
It can be squeezed along some direction excessive deformation to avoid rubber pad 5 by sleeve 7, rubber pad 5 effectively prevent to rupture.In order to be promoted
The tightness degree connected between sleeve 7 and threaded rod 3, rubber pad 5 tilts simultaneously during avoiding guided tooling from stretching into heat exchanger tube 6
By axial direction (the guided tooling direction of motion) pulling force, it is additionally provided with and 3 matched screw thread of threaded rod in the inner wall of sleeve 7.
As a further improvement, as shown in Figures 2 and 3, the outer wall of the sleeve 7 is equipped with disk 71, on the disk 71
Equipped with through-hole 72, rubber pad 5 is coated on the outside of disk 71 and passes through through-hole 72, can prevent guided tooling from penetrating heat exchange, 6
Rubber pad 5 is ruptured and is overturn along the guided tooling direction of motion in the process, and device structure is firm.
After the completion of poling work, the tail portion of guided tooling be entirely located in heat exchanger tube 6 and rubber pad 5 and heat exchanger tube 6 it is interior
Wall closely abuts, and impetus is lacked on guided tooling makes guided tooling be detached with heat exchanger tube 6, so the end in the first tapering 11
Portion is equipped with threaded hole 13, and provision for disengagement can be inserted into threaded hole 13 when dismantling guided tooling and pass through screw thread and guide head
1 is fixedly connected, and extracts guided tooling convenient for force.
Embodiment：
If Fig. 4 be guided tooling be inserted into heat exchanger tube 6 after position relationship schematic diagram, at this time guided tooling tail portion (including
Threaded rod 3, connecting rod 2, rubber pad 5 and fastening nut 4) all stretch into heat exchanger tube 6, rubber pad 5 and the inner wall of heat exchanger tube 6 are tight
Close abutting, guide head 1 are stuck in close to the end of 12 one end of straight flange portion on the port of heat exchanger tube 6.During poling, the first tapering
11 first pass through partition board hole, and under the guiding role in the first tapering 11, the first straight flange portion 12 and heat exchanger tube 6 also sequentially pass through partition board
Hole substantially increases the poling efficiency of heat exchanger tube 6.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (5)
1. a kind of heat exchanger poling guided tooling, it is characterized in that：Including guide head (1), connecting rod (2), threaded rod (3), fastening
Nut (4) and rubber pad (5), the guide head (1) include the first tapering (11) and the first straight flange portion (12), and guide head (1) is logical
It crosses connecting rod (2) with threaded rod (3) to be connected, fastening nut (4) and rubber pad (5) are socketed on threaded rod (3), the rubber
Pad (5) is located between fastening nut (4) and connecting rod (2), the diameter of rubber pad (5) slightly larger than heat exchanger tube (6) internal diameter, first
The diameter in straight flange portion (12) is more than the outer diameter of heat exchanger tube (6), and the diameter of connecting rod (2) and the outer diameter of fastening nut (4) are respectively less than
The internal diameter of heat exchanger tube (6), the diameter of the connecting rod (2) are more than the diameter of threaded rod (3).
2. a kind of heat exchanger poling guided tooling according to claim 1, it is characterized in that：The rubber pad (5) includes the
Two taperings (51) and the second straight flange portion (52), for second tapering (51) close to fastening nut (4), the second straight flange portion (52) is close
Connecting rod (2).
3. a kind of heat exchanger poling guided tooling according to claim 2, it is characterized in that：The center of the rubber pad (5)
The sleeve (7) of hard is equipped in hole, rubber pad (5) is fixed on sleeve (7).
4. a kind of heat exchanger poling guided tooling according to claim 3, it is characterized in that：The outer wall of the sleeve (7) is set
There are disk (71), the disk (71) to be equipped with through-hole (72).
5. a kind of heat exchanger poling guided tooling according to claim 1, it is characterized in that：The end of first tapering (11)
Portion is equipped with threaded hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721514566.1U CN207656545U (en) | 2017-11-14 | 2017-11-14 | A kind of heat exchanger poling guided tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721514566.1U CN207656545U (en) | 2017-11-14 | 2017-11-14 | A kind of heat exchanger poling guided tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207656545U true CN207656545U (en) | 2018-07-27 |
Family
ID=62939020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721514566.1U Active CN207656545U (en) | 2017-11-14 | 2017-11-14 | A kind of heat exchanger poling guided tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207656545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789729A (en) * | 2018-08-02 | 2020-02-14 | 中国商用飞机有限责任公司 | Aircraft slat flute-shaped pipe guiding tool and replacing method |
-
2017
- 2017-11-14 CN CN201721514566.1U patent/CN207656545U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789729A (en) * | 2018-08-02 | 2020-02-14 | 中国商用飞机有限责任公司 | Aircraft slat flute-shaped pipe guiding tool and replacing method |
| CN110789729B (en) * | 2018-08-02 | 2024-01-30 | 中国商用飞机有限责任公司 | Guide tool and replacement method for flute-shaped pipe of aircraft slat |
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