CN210035095U

CN210035095U - Double-layer pipeline leakage detection device

Info

Publication number: CN210035095U
Application number: CN201920591971.6U
Authority: CN
Inventors: 宋书伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-02-07
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses a double-deck pipeline leak detection device, the power distribution box comprises a box body, the left and right sides of box all is equipped with fixed knot and constructs, fixed establishment's below is equipped with clamping device, be equipped with leak hunting appearance and oil gas concentration detector in the inner chamber of box, leak hunting appearance and oil gas concentration detector's rear side all is through three bolt and box looks rigid coupling. This double-deck pipeline leak detection device, double-deck pipeline leak detection device is convenient for fix the outer wall at double-deck pipeline, and processing is simple, the operation of being convenient for, reduce staff's the installation degree of difficulty and intensity of labour, and stability is strong, increase double-deck pipeline leak detection device's shock resistance, double-deck pipeline leak detection device can detect whether double-deck pipeline leaks, and the inner wall that can accurate detection double-deck pipeline still outer wall leaks, and the leakage size that can more audio-visual detection leakage point, reduce the maintenance personal degree of difficulty, increase double-deck pipeline leak detection device's practicality.

Description

Double-layer pipeline leakage detection device

Technical Field

The utility model relates to a double-deck pipeline leak testing technical field specifically is a double-deck pipeline leak testing device.

Background

In order to guarantee the safety of pipeline transportation, carry through double-deck pipeline in many places, in order to avoid taking place the leakage among the transportation process, so the staff need install double-deck pipeline leak hunting device on double-deck pipeline, detect the leakage problem of pipeline, but traditional double-deck pipeline leak hunting device can only detect out whether there is the pipeline leakage, unable accurate detection is that the outer wall of double-deck pipeline leaks or the inner wall leaks, and can't detect the size of leakage point, increase maintenance personal's the maintenance degree of difficulty and maintenance personal's intensity of labour, and the installation difficulty, be not convenient for operate, increase staff's the installation degree of difficulty and intensity of labour.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck pipeline leak testing device to it can only detect out whether there is leakage in the pipeline to provide traditional double-deck pipeline leak hunting device in solving above-mentioned background art, unable accurate detection is double-deck pipeline's outer wall leakage or inner wall leakage, and the size of unable detection leakage point, increase maintenance personal's the maintenance degree of difficulty and maintenance personal's intensity of labour, and the installation difficulty, be not convenient for operate, increase staff's the installation degree of difficulty and intensity of labour and put into the problem.

In order to achieve the above object, the utility model provides a following technical scheme: a double-layer pipeline leakage detection device comprises a box body, wherein fixing structures are arranged on the left side and the right side of the box body, a clamping device is arranged below the fixing structures, a leak detector and an oil-gas concentration detector are arranged in an inner cavity of the box body, the rear sides of the leak detector and the oil-gas concentration detector are fixedly connected with the box body through three bolts, a lead is fixedly connected to the lower end of the leak detector, the upper outer wall of the lead is fixedly connected with the box body, the lower outer wall of the lead is in interference fit with the inner cavity of a rubber ring, a first thread sleeve is fixedly connected to the outer wall of the rubber ring, the inner cavity of the first thread sleeve is in sliding clamping connection with a probe rod, the upper end of the probe rod is fixedly connected with the lead, a second spring is fixedly connected to the outer wall of the periphery of the upper end face of the probe rod, a first thread sleeve is fixedly connected to the upper end of the, the lower extreme outer wall rigid coupling of return bend has the box, the lower extreme rigid coupling of return bend has the hose, the lower extreme outer wall of hose has cup jointed the second screwed pipe, the inner chamber of second screwed pipe has cup jointed the disk, the upper end rigid coupling of disk has the hose, the preceding terminal surface processing of box has the draw-in groove, the inner chamber rigid coupling of draw-in groove has toughened glass.

Preferably, fixed knot constructs including first spring, screw post, screwed pipe, spout, riser and first round pin axle, the inner wall of spout all with the inner wall slip joint of riser, the equal rigid coupling in upper end left and right sides of riser has first spring, the equal rigid coupling in upper end of first spring has the box, the inner chamber all rotates the joint with the screw post in the middle of the upper end of riser, controls the equal rigid coupling in both ends has first round pin axle about the lower extreme inboard of riser, the upper end outer wall of screw post all with screwed pipe threaded connection, the equal rigid coupling of outer wall of screwed pipe has the box, the spout has all been processed to the left and right sides of box.

Preferably, clamping device includes spout, first semicircle piece, block rubber, second semicircle piece, second round pin axle, square, the equal rigid coupling in inner chamber of square has the second round pin axle, controls the outside outer wall of second round pin axle all with first semicircle piece and second semicircle piece clearance fit, the upper end inner chamber of first semicircle piece all with second semicircle piece clearance fit, the equal rigid coupling in inboard of first semicircle piece and second semicircle piece has the block rubber, the spout has all been processed to the upper end of first semicircle piece and second semicircle piece, the inner chamber of spout all with first round pin axle clearance fit, the equal rigid coupling in the lower terminal surface left and right sides of box has the square.

Preferably, the first threaded sleeve forms a clamping structure through the probe rod and the second spring.

Preferably, the first semicircular block and the second semicircular block have the same size.

Preferably, three bolts on the outer walls of the leak detector and the oil gas concentration detector are distributed in a regular triangle.

Compared with the prior art, the beneficial effects of the utility model are that: this double-deck pipeline leak detection device, cooperation through fixed knot structure and fixture, make double-deck pipeline leak detection device be convenient for fix the outer wall at double-deck pipeline, and processing is simple, and the operation of being convenient for, reduce staff's the installation degree of difficulty and intensity of labour, and stability is strong, increase double-deck pipeline leak detection device's shock resistance, cooperation through leak hunting appearance and oil gas concentration detector, make double-deck pipeline leak detection device can detect whether double-deck pipeline leaks, and the inner wall that can accurate detection double-deck pipeline still outer wall leaks, and can more audio-visual detection leakage point's leakage size, reduce the maintenance personal maintenance degree of difficulty, reduce maintenance personal's intensity of labour, increase double-deck pipeline leak detection device's practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic right sectional view of the structure of FIG. 1;

FIG. 3 is a schematic structural view of the vertical block and the first pin of FIG. 2;

fig. 4 is a schematic structural view of the first threaded sleeve and the probe of fig. 1.

In the figure: 1. the box, 2, fixed knot constructs, 201, first spring, 202, the screw thread post, 203, the screwed pipe, 204, the spout, 205, the riser block, 206, first round pin axle, 3, clamping device, 301, the spout, 302, first semicircle piece, 303, the rubber block, 304, second semicircle piece, 305, second round pin axle, 306, the square, 4, the appearance that leaks hunting, 5, the bolt, 6, the oil gas concentration detector, 7, the draw-in groove, 8, toughened glass, 9, the return bend, 10, the wire, 11, first thread bush, 12, the probe rod, 13, the second spring, 14, the rubber circle, 15, the hose, 16, the second thread bush, 17, the circle piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-layer pipeline leakage detection device comprises a box body 1, wherein fixing structures 2 are arranged on the left side and the right side of the box body 1, a clamping device 3 is arranged below each fixing structure 2, a leak detector 4 and an oil-gas concentration detector 6 are arranged in an inner cavity of the box body 1, the rear sides of the leak detector 4 and the oil-gas concentration detector 6 are fixedly connected with the box body 1 through three bolts 5, the leak detector 4 and the oil-gas concentration detector 6 are fixed in the inner cavity of the box body 1 through bolts 5, a lead 10 is fixedly connected at the lower end of the leak detector 4, the lower end of the leak detector 4 is communicated with the lead 10, the outer wall above the lead 10 is fixedly connected with the box body 1, the outer wall below the lead 10 is in interference fit with the inner cavity of a rubber ring 14, the lead 10 can move in the inner cavity of the rubber ring 14, a first thread sleeve 11 is fixedly connected with the outer wall of the rubber ring 14, the inner cavity of the first thread sleeve 11 is in sliding clamping connection with a, the probe rod 12 can move in the inner cavity of the first threaded sleeve 11, the upper end of the probe rod 12 is fixedly connected with a lead 10, the upper end of the probe rod 12 is communicated with the lead 10, the peripheral outer wall of the upper end face of the probe rod 12 is fixedly connected with a second spring 13, the elastic coefficient of the second spring 13 is 500N/M, the upper end of the second spring 13 is fixedly connected with a first threaded sleeve 11, the second spring 13 enables the probe rod 12 to be fixed relative to the first threaded sleeve 11, the lower end of the oil gas concentration detector 6 is fixedly connected with a bent pipe 9, the lower end of the oil gas concentration detector 6 is communicated with the bent pipe 9, the outer wall of the lower end of the bent pipe 9 is fixedly connected with the box body 1, the bent pipe 9 is fixed in the inner cavity of the lower end of the box body 1, the lower end of the bent pipe 9 is fixedly connected with a hose 15, the lower end of the bent pipe 9 is communicated with the hose 15, the outer wall of the lower end of the hose 15 is sleeved, the upper end of the round block 17 is fixedly connected with a hose 15, the hose 15 is communicated with the inner cavity of the round block 17, the front end face of the box body 1 is processed with a clamping groove 7, the inner cavity of the clamping groove 7 is fixedly connected with toughened glass 8, the toughened glass 8 is fixed on the front end face of the box body 1 through the clamping groove 7, the fixed structure 2 comprises a first spring 201, a threaded column 202, a threaded pipe 203, a sliding groove 204, a vertical block 205 and a first pin shaft 206, the inner wall of the sliding groove 204 is in sliding clamping connection with the inner wall of the vertical block 205, the vertical block 205 can move in the inner cavity of the sliding groove 204, the left side and the right side of the upper end of the vertical block 205 are fixedly connected with the first spring 201, the elastic coefficient of the first spring 201 is 500N/M, the upper end of the first spring 201 is fixedly connected with the box body 1, the first spring 201 enables the position of the vertical block 205 to be fixed relative to the box body 1, the middle inner cavity of, the left end and the right end of the inner side of the lower end of the left vertical block 205 and the right vertical block 205 are fixedly connected with a first pin shaft 206, the outer wall of the upper end of the threaded column 202 is in threaded connection with a threaded pipe 203, the outer wall of the threaded pipe 203 is fixedly connected with a box body 1, the threaded pipe 203 is fixedly arranged in the inner cavity of the upper end of the box body 1, the left side and the right side of the box body 1 are respectively provided with a sliding groove 204, the clamping device 3 comprises a sliding groove 301, a first semicircular block 302, a rubber block 303, a second semicircular block 304, a second pin shaft 305 and a square block 306, the inner cavity of the square block 306 is fixedly connected with a second pin shaft 305, the second pin shaft 305 is fixedly arranged in the inner cavity of the square block 306, the outer wall of the outer side of the left second pin shaft 305 is in clearance fit with the first semicircular block 302 and the second semicircular block 304, the upper ends of the first semicircular block 302 and the second semicircular block 304 can rotate around the second pin shaft 305 relative to the box body 1, the inner cavity of the upper end of the first semicircular block, the inner sides of the first semicircular block 302 and the second semicircular block 304 are fixedly connected with rubber blocks 303, the friction force of the rubber blocks 303 at the inner sides of the first semicircular block 302 and the second semicircular block 304 can be increased, the upper ends of the first semicircular block 302 and the second semicircular block 304 are respectively provided with a sliding chute 301, the inner cavity of each sliding chute 301 is in clearance fit with the first pin shaft 206, the first pin shaft 206 can move in the inner cavity of the sliding chute 301, the left side and the right side of the lower end surface of the box body 1 are respectively fixedly connected with a block 306, the blocks 306 are respectively fixed at the left side and the right side of the lower end surface of the box body 1, the first threaded sleeve 11 forms a clamping structure through a probe 12 and a second spring 13, the probe 12 can be fixed relative to the position of the first threaded sleeve 11 under the action of the second spring 13, the first semicircular block 302 and the second semicircular block 304 have the same size, so that the double-layer pipeline leakage detection device is more stable relative to the outer, the three bolts 5 of the outer wall of the leak detector 4 and the oil gas concentration detector 6 are distributed in a regular triangle, and the three bolts 5 enable the positions of the leak detector 4 and the oil gas concentration detector 6 relative to the box body 1 to be more fixed.

When the double-layer pipeline leakage detection device is used, the double-layer pipeline leakage detection device is placed at a target position, in the embodiment, the target position is the outer wall of the double-layer pipeline, then the threaded columns 202 on the left side and the right side of the upper end face of the box body 1 respectively enable the vertical block 205 to move upwards relative to the sliding groove 204, the upper ends of the first semicircular block 302 and the second semicircular block 304 are enabled to rotate around the second pin 305 through the matching of the first pin 206 and the sliding groove 301 until the relative positions of the first semicircular block 302 and the second semicircular block 304 are expanded to the maximum, then the double-layer pipeline leakage detection device is clamped on the outer wall of the double-layer pipeline, then the threaded columns 202 on the left side and the right side of the upper end face of the box body 1 are screwed again to enable the inner sides of the first semicircular block 302 and the second semicircular block 304 to be tightly attached to the outer wall of the double-layer pipeline, and further the double-layer pipeline, then fix the outer wall at double-deck pipeline through first thread bush 11, and then make the lower extreme of probe rod 12 and the outer wall laminating of the inboard pipeline of double-deck pipeline to fix the outer wall at double-deck pipeline with second screwed pipe 16, and then make the inner wall of disk 17 and double-deck pipeline's inner chamber intercommunication, then will leak hunting appearance 4 and oil gas concentration detector 6 and external power supply be connected, and then make leak hunting appearance 4 and oil gas concentration detector 6 detect the inner chamber of double-deck pipeline.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-deck pipeline leak testing device, includes box (1), its characterized in that: the left side and the right side of the box body (1) are respectively provided with a fixing structure (2), a clamping device (3) is arranged below the fixing structure (2), a leak detector (4) and an oil-gas concentration detector (6) are arranged in an inner cavity of the box body (1), the rear sides of the leak detector (4) and the oil-gas concentration detector (6) are fixedly connected with the box body (1) through three bolts (5), a lead (10) is fixedly connected with the lower end of the leak detector (4), the upper outer wall of the lead (10) is fixedly connected with the box body (1), the lower outer wall of the lead (10) is in interference fit with the inner cavity of a rubber ring (14), the outer wall of the rubber ring (14) is fixedly connected with a first threaded sleeve (11), the inner cavity of the first threaded sleeve (11) is connected with a probe rod (12) in a sliding manner, the upper end of the probe rod (12) is fixedly connected with the lead (10), and the periphery of the upper end face of the probe rod (12) is fixedly connected with a, the upper end rigid coupling of second spring (13) has first thread bush (11), the lower extreme rigid coupling of oil gas concentration detector (6) has return bend (9), the lower extreme outer wall rigid coupling of return bend (9) has box (1), the lower extreme rigid coupling of return bend (9) has hose (15), second screwed pipe (16) have been cup jointed to the lower extreme outer wall of hose (15), circle piece (17) have been cup jointed to the inner chamber of second screwed pipe (16), the upper end rigid coupling of circle piece (17) has hose (15), the preceding terminal surface processing of box (1) has draw-in groove (7), the inner chamber rigid coupling of draw-in groove (7) has toughened glass (8).

2. The double-deck pipeline leak detection device of claim 1, wherein: fixed knot constructs (2) including first spring (201), threaded post (202), screwed pipe (203), spout (204), riser (205) and first round pin axle (206), the inner wall of spout (204) all with the inner wall slip joint of riser (205), the equal rigid coupling in upper end left and right sides of riser (205) has first spring (201), the equal rigid coupling in upper end of first spring (201) has box (1), the inner chamber all rotates the joint with threaded post (202) in the middle of the upper end of riser (205), controls the equal rigid coupling in both ends has first round pin axle (206) about the lower extreme inboard of riser (205), the upper end outer wall of threaded post (202) all with screwed pipe (203) threaded connection, the equal rigid coupling of outer wall of screwed pipe (203) has box (1), spout (204) have all been processed to the left and right sides of box (1).

3. The double-deck pipeline leak detection device of claim 1, wherein: the clamping device (3) comprises a sliding groove (301), a first semicircular block (302), a rubber block (303), a second semicircular block (304), a second pin shaft (305) and a square block (306), the inner cavities of the square blocks (306) are fixedly connected with second pin shafts (305), the outer side walls of the left and right second pin shafts (305) are in clearance fit with the first semicircular block (302) and the second semicircular block (304), the inner cavities at the upper ends of the first semicircular blocks (302) are in clearance fit with the second semicircular blocks (304), the inner sides of the first semicircular block (302) and the second semicircular block (304) are fixedly connected with rubber blocks (303), the upper ends of the first semicircular block (302) and the second semicircular block (304) are both provided with a sliding groove (301), the inner cavity of the sliding groove (301) is in clearance fit with the first pin shaft (206), and square blocks (306) are fixedly connected to the left side and the right side of the lower end face of the box body (1).

4. The double-deck pipeline leak detection device of claim 1, wherein: the first thread bush (11) forms a clamping structure through the probe rod (12) and the second spring (13).

5. The double-deck pipeline leak detection device of claim 3, wherein: the first semicircular block (302) and the second semicircular block (304) are the same in size.

6. The double-deck pipeline leak detection device of claim 1, wherein: and three bolts (5) on the outer walls of the leak detector (4) and the oil-gas concentration detector (6) are distributed in a regular triangle.