CN215757628U - Testing device for cathode protection - Google Patents

Abstract

The utility model discloses a testing device for cathodic protection, which comprises a testing pile, wherein a nameplate is arranged on one side of the top of the testing pile, a wiring port is formed in one side of the middle of the testing pile, an opening and closing door is arranged on one side of the wiring port, a fixing frame is arranged on the outer side of the opening and closing door, a U-shaped groove is formed in the outer surface of the fixing frame, a U-shaped pad is arranged on the inner side of the U-shaped groove, a protective shell is arranged on the fixing frame in a sliding mode through the U-shaped groove, a U-shaped sliding strip is fixedly connected to the inner side of the protective shell, the outer surface of the U-shaped sliding strip is connected with the inner portion of the U-shaped groove in a sliding mode, a bottom strip is arranged at the bottom of the fixing frame, a bottom pad is arranged at the top of the bottom strip, and a locking mechanism is arranged between the protective shell and the bottom strip. Through protective structure, conveniently open and close the door and protect, avoid a large amount of impurity or steam to get into inside and the wiring mouth of lock core, prevent that the lock core from rustting and the terminal damages.

Description

Testing device for cathode protection

Technical Field

The utility model relates to the technical field of testing devices, in particular to a testing device for cathodic protection.

Background

The cathodic protection technology is one of electrochemical protection technologies, and the principle of the cathodic protection technology is that an external current is applied to the surface of a corroded metal structure, and the corroded metal structure becomes a cathode, so that the electronic migration caused by metal corrosion is inhibited, and the corrosion is avoided or weakened.

At present cathodic protection technique need use testing arrangement to test in the in-service use, current testing arrangement is mostly the test stake, and the middle part of current test stake all can set up a wiring mouth, and inside is provided with the terminal, and the outside of wiring mouth sets up a switch door, but this switch door leakproofness is relatively poor to the switch door is through lock core control, rusts easily after long-term the use, leads to being difficult to the switch door, for this reason we provide a testing arrangement for cathodic protection.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the testing device for cathodic protection, which can conveniently protect the open/close door through a protection structure, prevent a large amount of impurities or water vapor from entering the interior of the lock cylinder and the interior of the wiring port, and prevent the lock cylinder from rusting and the wiring terminal from being damaged.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a testing arrangement for cathodic protection, includes the test pile, one side at test pile top is equipped with the data plate, the wiring mouth has been seted up to one side at test pile middle part, and one side of wiring mouth is equipped with the switch door, and the outside of switch door is equipped with fixed frame, the U-shaped groove has been seted up to the surface of fixed frame, the inboard in U-shaped groove is equipped with the U-shaped pad, fixed frame slides through the U-shaped groove and is provided with the protecting crust, the inboard fixedly connected with U-shaped draw runner of protecting crust, the surface of U-shaped draw runner and the inside sliding connection in U-shaped groove, the bottom of fixed frame is equipped with the end strip, the top of end strip is equipped with the end pad, be equipped with locking mechanism between protecting crust and the end strip.

As a preferred technical scheme, the locking mechanism comprises a convex block fixedly connected with one side of the protective shell, the middle of the convex block is provided with a through hole, a sliding rod inserted into the through hole, a round block fixedly connected with the top of the sliding rod, a limiting block fixedly connected with the bottom of the sliding rod, a threaded rod fixedly connected with the bottom of the limiting block, the top of the bottom strip is provided with a threaded hole, and the outer surface of the threaded rod is in threaded connection with the inside of the threaded hole.

As a preferable technical scheme of the utility model, the outer surface of the round block is provided with anti-skid grains.

As a preferred technical scheme of the utility model, the U-shaped cushion and the bottom cushion can be both made of rubber.

As a preferred technical scheme of the utility model, the inner diameter of the through hole is matched with the outer diameter of the sliding rod, and the outer diameter of the limiting block is larger than that of the sliding rod.

As a preferred embodiment of the present invention, the protective shell may be made of transparent plastic.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. the locking mechanism is opened to separate the protective shell from the bottom strip, then the protective shell is moved upwards until the opening and closing door is completely exposed, and then the test can be carried out, when the test is not needed, the opening and closing door is closed, then the protective shell is moved downwards until the U-shaped sliding strip completely enters the U-shaped groove, then the protective shell is connected with the bottom strip by the locking mechanism, so that the U-shaped sliding strip extrudes the U-shaped pad, meanwhile, the protective shell also extrudes the bottom pad, a relatively sealed space is formed between the protective shell, the bottom strip and the fixing frame, the opening and closing door and the wiring terminals are protected, and the rusting of a lock cylinder of the opening and closing door or the damage of the wiring terminals are avoided;

2. through rotatory disk for the disk drives the slide bar and rotates, and the slide bar drives the stopper and rotates, and then makes the threaded rod rotate along threaded hole inside, and until threaded rod and screw hole separation, can reciprocate the protecting crust this moment, when needing to close, the opposite direction rotates the disk, makes threaded rod and screw hole twist close can, and this convenient in design is connected the protecting crust with the end strip.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic view of the connection between the fixing frame and the U-shaped slide bar according to the present invention;

FIG. 4 is a schematic view of the fixing frame structure of the present invention;

FIG. 5 is a schematic view of the structure of the protective shell of the present invention;

FIG. 6 is a schematic view of the locking mechanism of the present invention;

wherein: 1. testing the pile; 2. a nameplate; 3. a fixing frame; 4. a U-shaped groove; 5. a U-shaped pad; 6. a protective shell; 7. a U-shaped slide bar; 8. a bottom strip; 9. a bottom pad; 10. a bump; 11. a through hole; 12. a slide bar; 13. a round block; 14. a limiting block; 15. a threaded rod; 16. a threaded bore.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-6, a testing device for cathodic protection comprises a testing pile 1, a nameplate 2 is arranged on one side of the top of the testing pile 1, a wiring port is formed on one side of the middle of the testing pile 1, a switch door is arranged on one side of the wiring port, a fixing frame 3 is arranged on the outer side of the switch door, a U-shaped groove 4 is formed in the outer surface of the fixing frame 3, a U-shaped pad 5 is arranged on the inner side of the U-shaped groove 4, a protective shell 6 is slidably arranged on the fixing frame 3 through the U-shaped groove 4, a U-shaped sliding strip 7 is fixedly connected to the inner side of the protective shell 6, the outer surface of the U-shaped sliding strip 7 is slidably connected with the inside of the U-shaped groove 4, a bottom strip 8 is arranged at the bottom of the fixing frame 3, a bottom pad 9 is arranged at the top of the bottom strip 8, and a locking mechanism is arranged between the protective shell 6 and the bottom strip 8;

when the test pile 1 is required to be used for testing, the locking mechanism is opened to separate the protective shell 6 from the bottom strip 8, then the protective shell 6 is moved upwards to move the U-shaped sliding strip 7 on the protective shell 6 upwards along the U-shaped groove 4 until the switch door is completely exposed, then the switch door is opened to connect the wiring columns, the test can be carried out, when the test is not required, the switch door is closed, then the protective shell 6 is moved downwards until the switch door is completely shielded by the protective shell 6, at the moment, the U-shaped sliding strip 7 also completely enters the U-shaped groove 4, then the protective shell 6 is connected with the bottom strip 8 by using the locking mechanism, so that the U-shaped sliding strip 7 extrudes the U-shaped pad 5, meanwhile, the bottom pad 9 is also extruded by the protective shell 6, a relatively sealed space is formed among the protective shell 6, the bottom strip 8 and the fixed frame 3, and the switch door and the wiring columns are protected, the lock core of the switch door is prevented from rusting or the wiring terminal is prevented from being damaged.

In other embodiments, the locking mechanism comprises a convex block 10 fixedly connected with one side of the protective shell 6, a through hole 11 is formed in the middle of the convex block 10, a sliding rod 12 inserted into the through hole 11, a round block 13 fixedly connected with the top of the sliding rod 12, a limiting block 14 fixedly connected with the bottom of the sliding rod 12, a threaded rod 15 fixedly connected with the bottom of the limiting block 14, a threaded hole 16 is formed in the top of the bottom strip 8, and the outer surface of the threaded rod 15 is in threaded connection with the inside of the threaded hole 16;

when the locking mechanism needs to be opened, the round block 13 is rotated, the round block 13 drives the sliding rod 12 to rotate, the sliding rod 12 drives the limiting block 14 to rotate, the threaded rod 15 further rotates along the inner portion of the threaded hole 16 until the threaded rod 15 is separated from the threaded hole 16, the protective shell 6 can move up and down at the moment, when the locking mechanism needs to be closed, the round block 13 is rotated in the opposite direction, the threaded rod 15 is screwed with the threaded hole 16, and the protective shell 6 is conveniently connected with the bottom strip 8.

In other embodiments, the outer surface of the round block 13 is provided with anti-skid grains;

avoiding slipping of the hand and the round block 13.

In other embodiments, both the U-shaped pad 5 and the base pad 9 may be made of rubber;

the deformation of the rubber is conveniently utilized, so that a better sealing space is formed.

In other embodiments, the inner diameter of the through hole 11 is matched with the outer diameter of the sliding rod 12, and the outer diameter of the limiting block 14 is larger than the outer diameter of the sliding rod 12;

the slide rod 12 is prevented from moving along the through hole 11 with insufficient stability, so that the user may have an adverse effect on aligning the threaded rod 15 with the threaded hole 16, while the stopper 14 prevents the slide rod 12 from separating from the through hole 11.

In other embodiments, the protective shell 6 may be made of transparent plastic;

the plastic has low production cost and is easy to form.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A testing device for cathodic protection, comprising a test pile (1), characterized in that: one side at test stake (1) top is equipped with data plate (2), the wiring mouth has been seted up to one side at test stake (1) middle part, and one side of wiring mouth is equipped with the switch door, and the outside of switch door is equipped with fixed frame (3), U-shaped groove (4) have been seted up to the surface of fixed frame (3), the inboard of U-shaped groove (4) is equipped with U-shaped pad (5), fixed frame (3) slide through U-shaped groove (4) and are provided with protecting crust (6), the inboard fixedly connected with U-shaped draw runner (7) of protecting crust (6), the surface of U-shaped draw runner (7) and the inside sliding connection of U-shaped groove (4), the bottom of fixed frame (3) is equipped with end strip (8), the top of end strip (8) is equipped with end pad (9), be equipped with locking mechanism between protecting crust (6) and end strip (8).

2. A test device for cathodic protection as defined in claim 1 wherein: locking mechanism includes lug (10) with protective housing (6) one side fixed connection, and through-hole (11) have been seted up at the middle part of lug (10), slide bar (12) with the inside grafting of through-hole (11), circle piece (13) with slide bar (12) top fixed connection, stopper (14) with the bottom fixed connection of slide bar (12), threaded rod (15) with stopper (14) bottom fixed connection, and threaded hole (16) have been seted up at the top of sill bar (8), the surface of threaded rod (15) and the internal thread connection of threaded hole (16).

3. A test device for cathodic protection as defined in claim 2, wherein: the outer surface of the round block (13) is provided with anti-skid grains.

4. A test device for cathodic protection as defined in claim 1 wherein: the U-shaped pad (5) and the bottom pad (9) are both made of rubber.

5. A test device for cathodic protection as defined in claim 2, wherein: the inner diameter of the through hole (11) is matched with the outer diameter of the sliding rod (12), and the outer diameter of the limiting block (14) is larger than the outer diameter of the sliding rod (12).

6. A test device for cathodic protection as defined in claim 1 wherein: the protective shell (6) is made of transparent plastic.

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