CN210104824U - Fixing device for replacing monitoring device in channel on site - Google Patents
Fixing device for replacing monitoring device in channel on site Download PDFInfo
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- CN210104824U CN210104824U CN201920814368.XU CN201920814368U CN210104824U CN 210104824 U CN210104824 U CN 210104824U CN 201920814368 U CN201920814368 U CN 201920814368U CN 210104824 U CN210104824 U CN 210104824U
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Abstract
The utility model discloses a change monitoring devices's fixing device on throne in passageway, including flange, pushing ram, the fixed block that connects gradually, flange is fixed in easy operation area, and the tip of fixed block has and monitoring devices fixed connection's locking structure. The utility model discloses a fixing device realizes monitoring devices fixedly in easy operation district, and the operation and the maintenance of being convenient for through setting up the pushing ram, can be fit for fixed mounting and the maintenance at the installation maintenance pipeline of any length.
Description
Technical Field
The utility model relates to a metal corrosion prevention field, more specifically relates to a monitoring devices's fixing device is changed to interior position of passageway.
Background
Because the corrosion environment of the immersed tube tunnel in the ocean is severe, the water resistance and the corrosion resistance of the immersed tube tunnel pipe section body are important problems to be solved. The immersed tunnel can adopt a full-package waterproof design, and an outer-package steel plate is taken as a waterproof measure of the pipe section. The steel plate can be used as a template for concrete pouring and can also be used as an outer waterproof layer, the bonding performance of the steel plate and the concrete is good, and the steel plate and the concrete are guaranteed to be integrated.
In a seawater corrosion environment, the corrosion resistance of the steel plate is poor, although the steel plate is subjected to corrosion protection by adopting an anticorrosive coating and a sacrificial anode method, the steel plate is in a severe marine environment for a long time, under the combined action of various physical and chemical factors, the corrosion state of the steel plate in a long service life is continuously changed, and the corrosion protection state of the steel plate needs to be monitored. At present, a monitoring system is added in a tunnel to monitor the corrosion protection state of the tunnel in the ocean engineering field. And arranging probes of a plurality of monitoring devices at a plurality of typical positions where the steel plate is in contact with the seawater to monitor parameters of the typical positions. The monitoring device can be a reference electrode, a pH meter, a temperature sensor, an oxygen content sensor and the like. However, the current detection and monitoring methods still have the following disadvantages:
1. the artificial diving is used for checking the corrosion prevention state, so that the cost is high and the operation is difficult;
2. the submarine tunnel is buried with gravels, the steel shell on the surface and the probe of the monitoring device arranged on the surface are all buried, and the probe cannot be replaced once being damaged.
The above drawbacks also exist for corrosion protection status detection of ships, semi-submersible platforms, storage tanks, etc.
Disclosure of Invention
An object of the utility model is to overcome the above-mentioned defect that prior art exists, provide a change monitoring devices's fixing device on throne in the passageway, can fix monitoring devices from easy operation side.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the fixing device for replacing the monitoring device in place in the channel is characterized by comprising a connecting flange, a pushing rod and a fixing block which are sequentially connected, wherein the connecting flange is fixed in an easy-to-operate area, and the end part of the fixing block is provided with a locking structure fixedly connected with the monitoring device.
Preferably, the locking structure is a snap locking structure.
Preferably, the snap-lock structure comprises a locking claw and a stepped rotary snap groove engaged with the locking claw.
Preferably, the center of the end surface of the fixing block is provided with a positioning round hole.
Preferably, the push rod is of a barrel-type construction.
Preferably, the device further comprises a guide sleeve.
Preferably, the connecting flange is provided with a direction positioning mark for monitoring the advancing of the device.
According to the above technical scheme, the utility model discloses a fixing device realizes fixed with monitoring devices in easy operation area, and the operation and the maintenance of being convenient for through setting up the pushing ram, can be fit for the fixed mounting and the maintenance at the installation maintenance pipeline of any length.
Drawings
Fig. 1 is a schematic structural view of the fixing device of the present invention;
fig. 2 is a schematic structural view of a monitoring device matched with the fixing device of the present invention;
in the figure, 101 is a fixed block, 101-1 is an L-shaped locking claw, 101-2 is a concave positioning round hole, 102 is a pushing rod, 103 is a connecting flange, 103-1 is a direction positioning mark, 104 is a guide sleeve, 201 is a convex positioning round hole matched with a concave positioning round hole, 202 is a stepped rotary clamping groove, 203 is an O-shaped sealing rubber ring, 204 is a pop-up unidirectional limiting pin, and 205 is a probe.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
In the following detailed description of the embodiments of the present invention, for the sake of clarity of the structure of the present invention, it is to be understood that the structure shown in the drawings is not drawn to scale, and is partially enlarged, deformed and simplified, and therefore the present invention is not limited thereto.
The great characteristics of corrosion such as immersed tube tunnel, boats and ships, semi-submerged formula platform, storage tank are, by the side position in the liquid of monitoring, have great pressure differential, and the operation can bring great difficulty for the maintenance in the liquid, and this patent provides a corrosion status monitoring devices's replacement method in situ, installs in non-liquid (be easy operation side promptly), maintains and the operation of changing, specifically includes following step:
step S1: and establishing an installation and maintenance channel between the monitored side and the easy-operation side. The installation service aisle may be preset during construction of the facility.
Step S2: the monitoring device and the sealing device are installed in the installation and maintenance channel, and the sealing device plays a role in sealing the installation and maintenance channel, so that high-pressure liquid on the monitored side is prevented from entering the easy-to-operate side. The sealing device and the monitoring device should play a role of a plug, and when replacement is required, fluid on the monitored side is prevented from entering the easy-to-operate side through a pipeline. The above functions, the cooperation of the sealing device and the monitoring device may be realized in many ways, one of which is listed in the following embodiments of the device, and many other equivalent ways that can realize the functions of the present invention are all within the scope of the present invention.
Step S3: when the monitoring device is replaced, the original monitoring device and the original sealing device on the monitored side are kept unchanged, the replaced monitoring device and the replaced sealing device are pushed to the monitored side from the operation side, and the original monitoring device and the original sealing device are replaced. Therefore, when the operation is ensured, the liquid on the monitored side cannot flow into the installation and maintenance channel due to large pressure difference, and the operation such as maintenance or replacement cannot be carried out on the operating side. The original monitoring device and sealing device will be discarded on the monitored side.
The device for realizing the method comprises a mounting maintenance channel, a monitoring device, a sealing device and a fixing device of the monitoring device. The utility model discloses mainly used explains fixing device's specific structure, and monitoring devices, sealing device and installation maintenance access's specific structure are specifically documented in other patent documents of the applicant.
The utility model discloses a fixing device mainly is for fixed monitoring devices, and monitoring devices can be reference electrode, PH meter, temperature sensor, oxygen content sensor etc..
Referring to the attached drawing 1, the utility model discloses a change monitoring devices's fixing device on throne in passageway which characterized in that, including flange, pushing ram, the fixed block that connects gradually, flange is fixed in easy operation district, can be fixed in the passageway, also can be fixed in on the building in easy operation district, the tip of fixed block have with monitoring devices fixed connection's locking structure. The length of the push rod is designed according to the length of the installation and maintenance channel. The push rod is of a barrel-shaped structure, and the middle of the push rod is hollow for leading in and routing.
The locking structure can be a clamping locking structure, and also can be in threaded connection or in screw connection. Because monitoring devices is close to the corruption district, and monitoring devices is decades at the check-out time in the corruption district, consequently, fixing device and monitoring devices's locking department are high-risk corruption district, in order to avoid the screw thread tightening/unscrewing that the metal corrosion caused to produce the problem that rusts can't be dismantled when unscrewing, preferably, locking structure adopts block locking structure, as shown in fig. 1 and 2.
The clamping locking structure comprises an L-shaped locking claw and a stepped rotary clamping groove, in the specific embodiment, the L-shaped locking claw is located at the end part of the fixed block, the stepped rotary clamping groove is located at the end part of the monitoring device at the easy operation side, the clamping locking structure is only a specific implementation mode of the embodiment, the locking claw can be designed at the end part of the monitoring device, and the stepped rotary clamping groove is designed at the end part of the fixed block. The concrete structure of locking claw is except L type, also can T type etc. through the utility model discloses the structure that plays the same effect that can simply commutate all should belong to the utility model discloses a protection scope.
The end surface center of the fixed block is provided with a concave positioning round hole which is matched with the convex positioning round hole at the end part of the monitoring device, and the fixed block has a positioning function. When the fixing device and the monitoring device are fixedly installed, the monitoring device is inserted into the concave positioning round hole of the fixing block of the fixing device to be positioned, and then the locking claw is used for selecting, assembling, clamping and fixedly connecting the stepped rotary clamping groove reserved on the monitoring device.
When the pushing ram is longer, utilize the pushing ram to push away monitoring devices to the in-process of installation maintenance passageway by monitoring the side, to the easy skew axial direction of effort of pushing ram, consequently, the utility model discloses a fixing device can also include the uide bushing, and this uide bushing can be installed in the passageway tip of easy operation side, also can install on fixing device, and the internal diameter of uide bushing equals the external diameter of pushing ram, and the axle center of the pushing ram of being convenient for is unanimous with installation maintenance passageway axle center all the time, is favorable to fixing device and monitoring devices's axial positioning.
The connecting flange is provided with a direction positioning mark for monitoring the advancing of the device. When the monitoring device is replaced, a new monitoring device is installed and connected with the fixing device, then the monitoring device is pushed to the monitored side along the installation and maintenance channel until the new monitoring device completely replaces the original monitoring device, and the direction positioning mark can realize the positioning of the monitoring device along the circumferential direction of the channel.
The connecting flange has a fixing function and a waterproof function, and a sealing ring can be arranged at the connecting flange, so that the waterproof capability is further improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. The fixing device for replacing the monitoring device in place in the channel is characterized by comprising a connecting flange, a pushing rod and a fixing block which are sequentially connected, wherein the connecting flange is fixed in an easy-to-operate area, and the end part of the fixing block is provided with a locking structure fixedly connected with the monitoring device.
2. The in-channel replacement monitoring device fixing device according to claim 1, wherein the locking structure is a snap locking structure.
3. The in-channel replacement monitoring device fixing device according to claim 2, wherein the snap-lock structure comprises a locking claw and a stepped rotary snap groove engaged with the locking claw.
4. The in-channel replacement monitoring device fixing device according to claim 1, wherein the fixing block has a positioning circular hole in the center of the end surface.
5. The in-channel in-place replacement monitoring device fixing device of claim 1, wherein the pushing rod is of a barrel-shaped structure.
6. The in-channel in-place replacement monitoring device fixation device of claim 1, further comprising a guide sleeve.
7. The device for fixing the in-place replacement monitoring device in the channel as claimed in claim 1, wherein the connecting flange is provided with a direction positioning mark for the advancing of the monitoring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920814368.XU CN210104824U (en) | 2019-05-31 | 2019-05-31 | Fixing device for replacing monitoring device in channel on site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920814368.XU CN210104824U (en) | 2019-05-31 | 2019-05-31 | Fixing device for replacing monitoring device in channel on site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210104824U true CN210104824U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920814368.XU Active CN210104824U (en) | 2019-05-31 | 2019-05-31 | Fixing device for replacing monitoring device in channel on site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210104824U (en) |
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2019
- 2019-05-31 CN CN201920814368.XU patent/CN210104824U/en active Active
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Address after: 116000 Miao Ling Village, Lingshui Town, Ganjingzi District, Dalian City, Liaoning Province Patentee after: Dalian Komeier Marine Technology Co.,Ltd. Address before: 116000 room 1008, TAD building, 537 Huangpu Road, hi tech park, Dalian, Liaoning Patentee before: DALIAN KINGMILE ANTICORROSION TECHNOLOGY Co.,Ltd. |