CN214977942U - Tapping tool for pressure pipeline - Google Patents

Abstract

The utility model discloses a pipeline trompil instrument is pressed in area, including connecting axle, hole digger, the connecting axle can be dismantled with the hole digger and be connected, connecting axle and seal assembly sliding connection, seal assembly includes bush, sealing washer, sealed overcoat, bush, sealing washer and connecting axle sliding connection, the opposite side and the sealed overcoat fixed connection of connecting axle are kept away from to bush, sealing washer, be equipped with the second screw thread on the sealed overcoat, the downward concave yield of sealed overcoat right-hand member forms the control portion. The under-pressure pipeline tapping tool has a simple and practical structure, can effectively tap holes, is simple to operate, can effectively prevent the medium in the pipeline from being sprayed out due to the arrangement of the sealing assembly, can improve the stability of the tool due to the sealing assembly, and can realize the purpose of pressing the holes without stopping the water hose; the utility model discloses be convenient for installation and dismantlement, convenient to use can effectual change drill bit, and iron fillings and the iron plate that can not make the trompil produce fall into the pipeline.

Description

Tapping tool for pressure pipeline

Technical Field

The utility model relates to a pipeline construction technical field, concretely relates to pipeline trompil instrument is pressed in area.

Background

When a plug-in flowmeter is installed on a main tap water supply pipeline or a small branch user is led out, water cut-off operation is usually needed, however, the water cut-off approval process is wide in involved range, the internal process of a water supply enterprise is complex, a large number of users are affected, and negotiation needs to be informed in advance. Particularly for users such as schools, hospitals, chemical engineering, biology and pharmacy, the economic loss caused by water cut-off or water cut-off is very large.

The traditional punching installation method only adopts the mode of punching after water is cut off, a large amount of tap water is leaked from an emptying pipeline, and the risk of pollutants entering a water pipe exists if positive pressure does not exist in the pipe. Finally, a branch pipe or a plug-in type flowmeter is installed. The result of this is that influenced the work life of the user of whole pipe network, and economic loss is also great, wastes time and energy. The existing hole opening tool has no way of preventing water from leaking (jetting) out while opening the hole. Generally, the operation is carried out after water supply is cut off, water in the pipeline is drained, and then hole opening operation is carried out.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a take pressure pipeline trompil instrument is provided, can realize not cutting off the water and take the pressure trompil, the trunk line water-logging has pressure when the trompil, can avoid outside pollutant to get into, has guaranteed the safety of drawing water, and can not cause the water leakage.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a pipeline trompil instrument is pressed in area, includes connecting axle, hole digger, the connecting axle can be dismantled with the hole digger and be connected, connecting axle and seal assembly sliding connection, seal assembly includes bush, sealing washer, sealed overcoat, bush, sealing washer and connecting axle sliding connection, the opposite side and the sealed overcoat fixed connection of connecting axle are kept away from to bush, sealing washer, be equipped with the second screw thread on the overcoat, the downward concave yield of sealed overcoat right-hand member forms the control portion.

When using, the pipeline department welding of needs trompil is outer nozzle stub, installs the ball valve with the bore on outer nozzle stub, the rethread second screw thread on the sealed overcoat will area pipeline trompil instrument install on the ball valve, open the valve, through holding the control portion, push down area pipeline trompil instrument makes the connecting axle contact the pipeline that needs the trompil, the available aircraft drill in top of connecting axle drives, starts the aircraft drill to accomplish and punch, punch and finish the back, close the valve, can pull down and take area pipeline trompil instrument.

Preferably, the sealing ring comprises a first sealing ring and a second sealing ring, and the first sealing ring and the second sealing ring are both O-shaped rings.

Preferably, the bushing comprises a first bushing and a second bushing, and the first bushing and the second bushing are both nylon bushings.

Preferably, the first bushing is located on the left side of the second seal ring, and the second bushing is located on the right side of the first seal ring.

Preferably, the first bushing and the second bushing have the same outer diameter, the first sealing ring and the second sealing ring have the same outer diameter, and the outer diameter of the first bushing is larger than that of the first sealing ring.

The nylon bush is arranged on the sealing ring, so that the sealing performance can be improved, and the nylon bush is convenient to detach and install.

Preferably, the connecting shaft is a solid stainless steel connecting shaft, and a bolt groove is formed in the left side of the connecting shaft.

The solid stainless steel connecting shaft is selected as the connecting shaft, so that the bearing capacity of the tapping tool can be effectively improved, and if the solid stainless steel connecting shaft is a hollow stainless steel connecting shaft, the tapping tool is extremely easy to damage in use.

Preferably, the hole digger comprises a digger body and a drill bit, wherein the drill bit penetrates through the digger body, a through hole is formed in the digger body, and a first thread is arranged at the right end of the drill bit.

Can dismantle with the connecting axle through set up first screw thread on the drill bit and be connected, make things convenient for the dismouting, can also change the drill bit as required, the iron fillings that the staff of being convenient for of through-hole can avoid the trompil in-process to produce increase the practicality and the security of hole digger, and can not make iron fillings and the iron plate that the trompil produced fall into the pipeline.

Has the advantages that: (1) the under-pressure pipeline tapping tool has a simple and practical structure, can effectively tap holes, is simple to operate, can effectively prevent the medium in the pipeline from being sprayed out due to the arrangement of the sealing assembly, can improve the stability of the tool due to the sealing assembly, and can realize the purpose of pressing the holes without stopping the water hose; (2) the utility model is convenient to install and disassemble, convenient to use, and can effectively replace the drill bit, and the iron chips and the iron blocks generated by the hole opening can not fall into the pipeline; (3) when using, the pipeline department welding of needs trompil an outer nozzle stub, the ball valve with the bore is installed to the outer nozzle stub, the rethread second screw thread on the sealed overcoat will the area pipeline trompil instrument install on the ball valve, open the valve, through holding the control portion, push down the area pipeline trompil instrument makes the connecting axle contact the pipeline that needs the trompil, the available aircraft drill in top of connecting axle drives, starts the aircraft drill to accomplish and punch, punch and finish the back, close the valve, can pull down the area pipeline trompil instrument of pressing, use this instrument, the trunk line internal water has pressure, can avoid outside pollutant to get into, has guaranteed the safety of water of using, and can not arouse water leakage.

Drawings

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

FIG. 2 is an enlarged schematic view of the hole opener of the present invention;

the labels in the figure are: 1. a connecting shaft; 11. a bolt slot; 2. a hole opener; 21. a body; 22. a through hole; 23. a drill bit; 231. a first thread; 3. a first bushing; 4. a second bushing; 5. a first seal ring; 6. a second seal ring; 7. sealing the outer sleeve; 71. a second thread; 72. a holding part.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution:

the utility model provides a pipeline trompil instrument is pressed in area, includes connecting axle 1, hole digger 2, connecting axle 1 can be dismantled with hole digger 2 and be connected, connecting axle 1 and seal assembly sliding connection, seal assembly includes bush, sealing washer, sealed overcoat 7, bush, sealing washer and 1 sliding connection of connecting axle, the opposite side and the sealed overcoat 7 fixed connection of connecting axle 1 are kept away from to bush, sealing washer, be equipped with second screw thread 71 on the sealed overcoat 7, the downward concave yield of sealed overcoat 7 right-hand member forms the handle 72.

Further, the sealing ring comprises a first sealing ring 5 and a second sealing ring 6, and the first sealing ring 5 and the second sealing ring 6 are both O-shaped rings.

Still further, the bush includes a first bush 3 and a second bush 4, and the first bush 3 and the second bush 4 are nylon bushes.

More specifically, the first bush 3 is located on the left side of the second seal ring 6, the second bush 4 is located on the right side of the first seal ring 5, the outer diameters of the first bush 3 and the second bush 4 are the same, the outer diameters of the first seal ring 5 and the second seal ring 6 are the same, and the outer diameter of the first bush 3 is larger than that of the first seal ring 5.

More specifically, the connecting shaft 1 is a solid stainless steel connecting shaft, and a bolt groove 11 is formed in the left side of the connecting shaft 1.

More specifically, the hole cutter 2 includes a cutter body 21 and a drill 23, the drill 23 penetrates the cutter body 21, the cutter body 21 is provided with a through hole 22, and the right end of the drill 23 is provided with a first thread 231.

The working principle is as follows: when using, the pipeline department welding of needs trompil is outer nozzle stub, the ball valve with the bore, the rethread of installation on outer nozzle stub second screw thread 71 on the sealed overcoat 7 will the area pipeline trompil instrument install on the ball valve, open the valve, through holding the control portion 72, push down the pipeline trompil instrument is pressed in the area makes connecting axle 1 contact the pipeline that needs the trompil, the available aircraft drill in top of connecting axle 1 drives, starts the aircraft drill to accomplish and punch, punch and finish the back, close the valve, can pull down the pipeline trompil instrument is pressed in the area.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a pressure pipeline trompil instrument in area, includes connecting axle, hole digger, its characterized in that, the connecting axle can be dismantled with the hole digger and be connected, connecting axle and seal assembly sliding connection, seal assembly includes bush, sealing washer, sealed overcoat, bush, sealing washer and connecting axle sliding connection, the opposite side and the sealed overcoat fixed connection of connecting axle are kept away from to bush, sealing washer, be equipped with the second screw thread on the sealed overcoat, the downward concave yield of sealed overcoat right-hand member forms the control portion.

2. The live line tapping tool of claim 1, wherein the sealing rings comprise a first sealing ring and a second sealing ring, and the first sealing ring and the second sealing ring are both O-rings.

3. The live line tapping tool of claim 2, wherein the bushing comprises a first bushing and a second bushing, and the first bushing and the second bushing are both nylon bushings.

4. The live pipe tapping tool of claim 3, wherein said first bushing is located to the left of said second seal ring and said second bushing is located to the right of said first seal ring.

5. The live pipe tapping tool of claim 4, wherein the first bushing and the second bushing have the same outer diameter, the first sealing ring and the second sealing ring have the same outer diameter, and the first bushing has an outer diameter larger than the first sealing ring.

6. The under-pressure pipe tapping tool of claim 1, wherein the connecting shaft is a solid stainless steel connecting shaft, and a bolt slot is formed in the left side of the connecting shaft.

7. The tool of claim 1, wherein the hole cutter comprises a cutter body and a drill bit, the drill bit penetrates through the cutter body, a through hole is formed in the cutter body, and a first thread is arranged at the right end of the drill bit.

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