CN215812311U - A corrosion test piece fixture used in petrochemical equipment - Google Patents
A corrosion test piece fixture used in petrochemical equipment Download PDFInfo
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- CN215812311U CN215812311U CN202121552649.6U CN202121552649U CN215812311U CN 215812311 U CN215812311 U CN 215812311U CN 202121552649 U CN202121552649 U CN 202121552649U CN 215812311 U CN215812311 U CN 215812311U
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- test piece
- bolt
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- support
- fixing
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- 238000012360 testing method Methods 0.000 title claims abstract description 108
- 238000005260 corrosion Methods 0.000 title claims abstract description 74
- 230000007797 corrosion Effects 0.000 title claims abstract description 74
- 238000009434 installation Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 238000005485 electric heating Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
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Abstract
The utility model relates to a corrosion test piece clamp used in petrochemical equipment, which comprises a fixed support, a locking bolt, a test piece support, a test piece bolt and a corrosion test piece, wherein the fixed support is in a laid U shape, a fixed threaded hole is formed in an upper side plate of the fixed support, the locking bolt is screwed in the fixed threaded hole from top to bottom, the upper end of the test piece support is fixedly connected with a lower side plate of the fixed support, a mounting threaded hole is formed in the test piece support, the test piece bolt is screwed in the mounting threaded hole, the corrosion test piece bolt is sleeved on the bolt, an insulating sleeve is sleeved between the corrosion test piece and the test piece bolt, and a first insulating pad and a second insulating pad are correspondingly sleeved on two sides of the corrosion test piece bolt. The multifunctional electric heating cooker has the advantages of simple structure, convenience in use, wide application range, strong universality, safety and reliability.
Description
Technical Field
The utility model relates to a corrosion monitoring device, in particular to a corrosion test piece clamp used in petrochemical equipment.
Background
In order to meet different production requirements, petrochemical industry applies a variety of petrochemical equipment, such as separators, heat exchangers, storage tanks, filters, heating furnaces, regeneration towers, desulfurization towers, and the like. In the long-term operation process, the interior of the petrochemical equipment can be corroded to different degrees due to the influence of working media, so that the performance of the equipment is influenced, even safety accidents are caused, and the safety is influenced. In order to timely and accurately grasp the corrosion condition inside the petrochemical equipment so as to adopt a countermeasure, the field generally adopts a corrosion monitoring mode, namely, a corrosion test (hanging) sheet is arranged inside the petrochemical equipment, and the corrosion condition inside the petrochemical equipment is judged and determined by monitoring the corrosion form and the corrosion rate of a corrosion test sheet. In order to install and fix the corrosion test piece in the petrochemical equipment, various corrosion test piece clamps appear in the field, but the existing corrosion test piece clamps are designed for specific equipment, so that the problems of inflexible installation, small application range and poor universality exist in practical application.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a corrosion test piece clamp used in petrochemical equipment, which has the advantages of simple structure, convenience in use, wide application range, strong universality, safety and reliability.
In order to solve the problems in the prior art, the utility model provides a corrosion test piece clamp used in petrochemical equipment, which comprises a fixed support, a locking bolt, a test piece support, a test piece bolt and a corrosion test piece, wherein the fixed support is in a U shape and is provided with a fixed threaded hole on an upper side plate, the locking bolt is screwed in the fixed threaded hole from top to bottom, the upper end of the test piece support is fixedly connected with a lower side plate of the fixed support, the test piece support is provided with a mounting threaded hole, the test piece bolt is screwed in the mounting threaded hole, the corrosion test piece is sleeved on the bolt, an insulating sleeve is sleeved between the corrosion test piece and the test piece bolt, and a first insulating pad and a second insulating pad are correspondingly sleeved on two sides of the corrosion test piece bolt.
Further, the corrosion test piece clamp used in petrochemical equipment is characterized in that a connecting threaded hole is formed in a lower side plate of the fixing support, the test piece support comprises a connecting screw rod and a support body, the upper end of the connecting screw rod is rotatably installed in the connecting threaded hole, the upper end of the support body is connected with the lower end of the connecting screw rod through threads, and the mounting threaded hole is formed in the support body.
Further, the corrosion test block clamp used in the petrochemical equipment is characterized in that a fixing unthreaded hole is further formed in the upper side plate of the fixing support, a fixing bolt is arranged in the fixing unthreaded hole, and a fixing nut is screwed on the fixing bolt on the lower side of the upper side plate of the fixing support.
Further, the corrosion test piece clamp used in petrochemical equipment is characterized in that a first hanging ring is arranged on a hexagonal head of the locking bolt, and a second hanging ring is arranged on a hexagonal head of the fixing bolt.
Further, the corrosion test piece clamp for the interior of petrochemical equipment is provided, wherein the first lifting ring is hinged to the locking bolt, and the second lifting ring is hinged to the fixing bolt.
Further, the corrosion test piece clamp for the interior of petrochemical equipment is characterized in that the connecting screw is screwed with the fastening nut on the upper side of the lower side plate of the fixing support.
Further, the utility model relates to a corrosion test block clamp used in petrochemical equipment, wherein the insulation sleeve and the first insulation pad or the second insulation pad are manufactured integrally.
Further, the corrosion test piece clamp used in the petrochemical equipment is characterized in that a plurality of groups of test piece bolts and corrosion test pieces are arranged in a one-to-one correspondence manner; the installation screw hole on the test block support is provided with a plurality of and sets up with test block bolt one-to-one.
Further, the utility model relates to a corrosion test piece clamp used in petrochemical equipment, wherein the diameter of the first hanging ring is larger than that of the second hanging ring.
Further, the utility model relates to a corrosion test piece clamp used in petrochemical equipment, wherein the fixed support and the test piece support are made of stainless steel or polytetrafluoroethylene.
Compared with the prior art, the corrosion test piece clamp used in petrochemical equipment has the following advantages: the utility model is provided with a fixed support, a locking bolt, a test piece support, a test piece bolt and a corrosion test piece, wherein the fixed support adopts a fallen U-shaped structure, a fixed threaded hole is formed in an upper side plate of the fixed support, the locking bolt is screwed in the fixed threaded hole from top to bottom, so that the upper end of the test piece support is fixedly connected with a lower side plate of the fixed support, a mounting threaded hole is formed in the test piece support, the test piece bolt is screwed in the mounting threaded hole, the corrosion test piece is sleeved on the test piece bolt, an insulating sleeve is sleeved between the corrosion test piece and the test piece bolt, and a first insulating pad and a second insulating pad are correspondingly sleeved on the test piece bolt and on two sides of the corrosion test piece. Therefore, the corrosion test piece clamp has the advantages of simple structure, convenience in use, wide application range, strong universality, safety and reliability. In practical application, for petrochemical equipment provided with a plate-shaped inner component, the upper side plate and the lower side plate of the fixing support are correspondingly positioned at two sides of the plate-shaped inner component, then the locking bolt is screwed and fixed, and the plate-shaped inner component is relatively extruded by the locking bolt and the lower side plate of the fixing support, so that the fixing support can be fixed in the petrochemical equipment. According to the utility model, the insulating sleeve, the first insulating pad and the second insulating pad are arranged, so that the corrosion test piece can be effectively prevented from directly contacting with the test piece bolt and the test piece support, and the accuracy and the reliability of corrosion monitoring are ensured.
The corrosion test strip holder for petrochemical equipment according to the present invention will be described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a corrosion coupon holder for use in petrochemical equipment according to the present invention;
FIG. 2 is a view taken along line A-A of FIG. 1;
FIG. 3 is a view taken along line B-B of FIG. 1;
fig. 4 is a view from direction C-C in fig. 1.
Detailed Description
First, it should be noted that, the directional terms such as up, down, left, right, front, rear, etc. described in the present invention are only described with reference to the accompanying drawings for easy understanding, and do not limit the technical solution and the claimed scope of the present invention.
As shown in fig. 1 to 4, an embodiment of a corrosion test strip fixture for use in petrochemical equipment according to the present invention includes a fixing bracket 1, a locking bolt 2, a test strip bracket 3, a test strip bolt 4, and a corrosion test strip 5. Let fixed bolster 1 adopt the U type structure of lying to set up fixed screw hole on fixed bolster 1's last curb plate 11. The locking bolt 2 is screwed into the fixing threaded hole from top to bottom. The upper end of the test piece support 3 is fixedly connected with the lower side plate 12 of the fixed support 1, and the test piece support 3 is provided with a mounting threaded hole. The test piece bolt 4 is screwed in the mounting threaded hole, and the corrosion test piece 5 is sleeved on the test piece bolt 4. Wherein, the cover is equipped with insulating cover 41 between corrosion test piece 5 and test piece bolt 4, and test piece bolt 4 is equipped with first insulating pad 42 and second insulating pad 43 at the corresponding cover in the both sides of corrosion test piece 5.
The corrosion test piece clamp has the advantages of simple structure, convenience in use, wide application range, strong universality, safety and reliability. In practical application, for petrochemical equipment provided with a plate-shaped internal component, the upper side plate 11 and the lower side plate 12 of the fixing support 1 are correspondingly positioned at two sides of the plate-shaped internal component, then the locking bolt 2 is screwed and fixed, and the plate-shaped internal component is relatively extruded through the locking bolt 2 and the lower side plate 12 of the fixing support 1, so that the petrochemical equipment provided by the utility model can be fixed in the petrochemical equipment. According to the utility model, the insulating sleeve 41, the first insulating pad 42 and the second insulating pad 43 are arranged, so that the contact between the corrosion test piece 5 and the test piece bolt 4 and the test piece support 3 can be effectively avoided, and the accuracy and the reliability of corrosion monitoring are ensured. It should be noted that the corrosion coupon is a prior art in the art, and the structure, material and method for monitoring corrosion thereof are well known to those skilled in the art and will not be described herein again. In specific application, in order to improve the reliability and effectiveness of corrosion monitoring, the utility model can make the test piece bolts 4 and the corrosion test pieces 5 be provided with a plurality of groups in one-to-one correspondence, and make the mounting threaded holes on the test piece bracket 3 be provided with a plurality of groups and be provided with the test piece bolts 4 in one-to-one correspondence. In order to improve the corrosion resistance, the present invention usually uses stainless steel or teflon for the fixing support 1 and the test strip support 3, but not limited to these two materials, and other materials can also be used.
As an optimized scheme, the present embodiment adopts the following structure and connection manner for the test strip holder 3: the lower side plate 12 of the fixed support 1 is provided with a connecting threaded hole, the test piece support 3 is provided with a connecting screw rod 31 and a support body 32, wherein the upper end of the connecting screw rod 31 is screwed in the connecting threaded hole, the upper end of the support body 32 is connected with the lower end of the connecting screw rod 31 through threads, and the mounting threaded hole is arranged on the support body 32. The test piece support 3 with the structure and the connection mode has the advantages of convenience in disassembly and assembly and flexibility in adjustment, the purpose of adjusting the position of the corrosion test piece 5 is realized by adjusting the length of the screwed hole in which the connecting screw rod 31 is screwed, and the functionality and the practicability of the clamp are improved.
Preferably, the present embodiment further provides a fixing unthreaded hole on the upper side plate 11 of the fixing bracket 1, and a fixing bolt 6 in the fixing unthreaded hole, wherein the fixing bolt 6 is screwed with a fixing nut 61 on the lower side of the upper side plate 11 of the fixing bracket 1. In practical application, for petrochemical equipment provided with a component with a hole, the locking bolt 2 and the fixing bolt 6 are firstly detached, then the fixing bolt 6 penetrates through the internal component and the upper side plate 11 of the fixing support 1 and the fixing nut 61 is screwed, and the clamp can be fixed in the petrochemical equipment, so that the application range of the clamp is expanded, and the universality of the clamp is improved. It should be noted that the locking bolt 2 is removed to make the installation space available, and the locking bolt 2 may not be removed if the installation of the fixing bracket is not affected.
As an optimized solution, in the present embodiment, the first hanging ring 21 is provided on the hexagon head of the locking bolt 2, and the second hanging ring 62 is provided on the hexagon head of the fixing bolt 6. In practical application, for petrochemical equipment provided with a strip-shaped inner component, the first hanging ring 21 or/and the second hanging ring 62 is/are sleeved on the strip-shaped inner component, so that the clamp can be hung in the petrochemical equipment, and the adaptability and the universality of the clamp are further improved. In order to adapt to the strip-shaped inner members with different thicknesses, the diameter of the first hanging ring 21 and the diameter of the second hanging ring 62 are designed to be different, namely, the diameter of the first hanging ring 21 is designed to be larger than that of the second hanging ring 62, but the utility model is not limited to the mode, and the diameter of the second hanging ring 62 can be designed to be larger than that of the first hanging ring 21. When the first hanging ring 21 and the second hanging ring 62 are not used, in order to avoid the influence of the occupied space on the installation of the fixed bracket, the first hanging ring 21 and the second hanging ring 62 are hinged, namely the first hanging ring 21 is hinged with the locking bolt 2, and the second hanging ring 62 is hinged with the fixed bolt 6, so that the first hanging ring 21 and the second hanging ring 62 are laid flat.
It should be noted that, in the case of a petrochemical plant not provided with the plate-shaped inner member, the perforated inner member, and the strip-shaped inner member, the present invention can be suspended inside the petrochemical plant by connecting the first lifting ring 21 or/and the second lifting ring 62 by a rope, and the technical objects of the present invention can be also achieved. In practical application, in order to enhance the stability of the structure and connection, the present invention provides that the connecting screw 31 is screwed with the fastening nut 33 at the upper side position of the lower side plate 12 of the fixing bracket 1. To improve structural integrity and ease of installation, the present invention typically integrates the insulating sleeve 41 with the first insulating pad 42 or the second insulating pad 43.
The above examples are only for describing the preferred embodiments of the present invention, and do not limit the scope of the claimed invention, and various modifications made by those skilled in the art according to the technical solutions of the present invention should fall within the scope of the utility model defined by the claims without departing from the design concept of the present invention.
Claims (10)
1. A corrosion test piece clamp used in petrochemical equipment is characterized by comprising a fixed support (1), a locking bolt (2), a test piece support (3), a test piece bolt (4) and a corrosion test piece (5), the fixed bracket (1) is in a U shape which is laid down, a fixed threaded hole is arranged on an upper side plate (11) of the fixed bracket (1), the locking bolt (2) is screwed in the fixed threaded hole from top to bottom, the upper end of the test piece support (3) is fixedly connected with the lower side plate (12) of the fixed support (1), the test piece support (3) is provided with a mounting threaded hole, test block bolt (4) adorn soon in the installation screw hole, corrosion test block (5) cover is on test block bolt (4), and the cover is equipped with insulating cover (41) between corrosion test block (5) and test block bolt (4), and test block bolt (4) correspond the cover in the both sides of corrosion test block (5) and are equipped with first insulating pad (42) and second insulating pad (43).
2. The corrosion test piece clamp used in the interior of petrochemical equipment according to claim 1, wherein a connection threaded hole is formed in the lower side plate (12) of the fixing support (1), the test piece support (3) comprises a connection screw rod (31) and a support body (32), the upper end of the connection screw rod (31) is screwed in the connection threaded hole, the upper end of the support body (32) is connected with the lower end of the connection screw rod (31) through threads, and the installation threaded hole is formed in the support body (32).
3. The corrosion test block clamp used in the interior of petrochemical equipment according to claim 2, wherein a fixing unthreaded hole is further formed in the upper side plate (11) of the fixing support (1), a fixing bolt (6) is arranged in the fixing unthreaded hole, and a fixing nut (61) is screwed on the fixing bolt (6) at the lower side of the upper side plate (11) of the fixing support (1).
4. The corrosion coupon holder for petrochemical equipment interior according to claim 3, wherein the hexagonal head of the locking bolt (2) is provided with a first hanging ring (21), and the hexagonal head of the fixing bolt (6) is provided with a second hanging ring (62).
5. The corrosion coupon clamp for the interior of petrochemical equipment according to claim 4, wherein the first hanging ring (21) is hinged with the locking bolt (2), and the second hanging ring (62) is hinged with the fixing bolt (6).
6. The corrosion coupon clamp for petrochemical equipment interior according to claim 3, wherein the connecting screw rod (31) is screwed with a fastening nut (33) on the upper side of the lower side plate (12) of the fixing bracket (1).
7. A corrosion coupon holder for the interior of petrochemical plants according to claim 3, wherein the insulating sleeve (41) is made integral with the first insulating pad (42) or the second insulating pad (43).
8. The corrosion coupon clamp for petrochemical equipment interior according to claim 3, wherein the coupon bolts (4) and the corrosion coupons (5) are provided with multiple groups in a one-to-one correspondence; the installation screw holes on the test piece support (3) are provided with a plurality of screw holes which are in one-to-one correspondence with the test piece bolts (4).
9. The corrosion coupon holder for the interior of petrochemical equipment according to claim 4, wherein the diameter of the first lifting ring (21) is larger than the diameter of the second lifting ring (62).
10. The corrosion coupon holder of claim 4, wherein the fixing bracket (1) and the coupon bracket (3) are made of stainless steel or PTFE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121552649.6U CN215812311U (en) | 2021-07-08 | 2021-07-08 | A corrosion test piece fixture used in petrochemical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121552649.6U CN215812311U (en) | 2021-07-08 | 2021-07-08 | A corrosion test piece fixture used in petrochemical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215812311U true CN215812311U (en) | 2022-02-11 |
Family
ID=80181172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121552649.6U Active CN215812311U (en) | 2021-07-08 | 2021-07-08 | A corrosion test piece fixture used in petrochemical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215812311U (en) |
-
2021
- 2021-07-08 CN CN202121552649.6U patent/CN215812311U/en active Active
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