CN214145371U

CN214145371U - Integral runner type reamer with transfer case

Info

Publication number: CN214145371U
Application number: CN202023279685.8U
Authority: CN
Inventors: 许文红
Original assignee: Wuxi Caston Drilling Tool Co ltd
Current assignee: Wuxi Caston Drilling Tool Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-07
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to the technical field of an underreamer, in particular to an integrated runner type underreamer with a transfer case, which comprises an underreamer main body, a guide rod and a tool bit, the top of the reamer body is fixedly connected with a connecting rod, the outer side of the connecting rod is fixedly connected with upper fixing plates which are uniformly distributed, the top of the connecting rod is fixedly connected with a connector, the bottom of the reamer main body is internally provided with a guide rod, the outer side of the guide rod is fixedly connected with a lower fixing plate, the guide rod can be fixed through the lower fixing plate, so that the guide rod is firmer and more durable, the guide rod can be fixed through the arranged first fixing screw, so that the guide rod is more stable in work, meanwhile, the first fixing screw can be buffered through the rubber gasket, so that the fixing effect of the first fixing screw is better, thereby can conveniently change the guide bar of damage through dismantling first fixed screw.

Description

Integral runner type reamer with transfer case

Technical Field

The utility model relates to a enlarger technical field specifically is an integral type area transfer case runner formula enlarger.

Background

The trenchless technology refers to a technology and a method for detecting, checking, repairing and laying various underground utilities under the condition of trenchless earth surface, the trenchless guiding drilling laying pipeline is a pipe laying technology developed by introducing modern guiding technology on the basis of the traditional pipe-jacking method and the pipe laying method which can not perform directional horizontal drilling, and the construction sequence is as follows: the method comprises the steps of firstly drilling a first-stage hole along the designed track of a to-be-laid line by using a pipe laying machine arranged on the ground, then installing a reamer at the unearthed end by using a passed drill rod to perform back expansion to enlarge the diameter suitable for laying a production pipeline, and then pulling the to-be-laid pipeline into the hole, so that pipeline construction is realized on the premise of not damaging the landform, and the flow channel type reamer has certain cutting and chip removal effects while extruding the stratum, has wide applicability and can be used in most soil layers.

Traditional runner formula enlarger often directly with guide rod and bottom plate welding in enlarger main part bottom, is located this moment and contacts ground directly below guide rod can take lead first, and the various debris of subaerial subsurface can appear being difficult to the material of drilling through this moment, can lead to the guide rod to damage this moment, damage the back and be difficult to change, consequently, proposes an integral type and takes transfer case runner formula enlarger to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integral type takes transfer case runner formula enlarger to solve the problem of proposing among the above-mentioned background art.

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

an integrated runner type reamer with a transfer case comprises a reamer main body, a guide rod and a cutter head, wherein the top of the reamer main body is fixedly connected with a connecting rod, the outer side of the connecting rod is fixedly connected with an upper fixing plate which is uniformly distributed, the top of the connecting rod is fixedly connected with a connecting head, the bottom of the reamer main body is internally provided with the guide rod, the outer side of the guide rod is fixedly connected with a lower fixing plate, the outer side of the guide rod is provided with screw holes which are uniformly distributed, the guide rod is spirally connected with a first fixing screw through the screw holes, the outer side of the lower part of the reamer main body is provided with spiral runners which are uniformly distributed, one side of the spiral runners arranged on the reamer main body is provided with a limiting groove, a groove arranged on the reamer main body is arranged in a convex shape, a limiting plate is arranged in the limiting groove arranged on the reamer main body, a through hole is formed in the limiting plate, the limiting plate is provided with a through hole, wherein the through hole is internally and spirally connected with a connecting block, one end of the connecting block is fixedly connected with a tool bit, the other end of the connecting block is fixedly connected with a screw rod, the outer side of the screw rod is rotatably connected with a nut, a limiting hole is formed in the reamer body, the reamer body is fixedly connected with the nut through the limiting hole, a limiting ring is arranged on the outer side of the reamer body, the limiting hole is uniformly distributed, a second fixing screw is arranged in the limiting hole formed in the limiting ring, and the bottom of the limiting ring is fixedly connected with a limiting block which is uniformly distributed.

Preferably, the bottom of the reamer main body is provided with limit grooves which are uniformly distributed, a lower fixing plate is arranged in the limit groove formed in the reamer main body, and the lower fixing plate is tightly connected with the reamer main body.

Preferably, the outer side of the bottom of the reamer main body is provided with a limiting hole, a first fixing screw is arranged in the limiting hole formed in the reamer main body, and the outer side of the bottom of the reamer main body is tightly connected with the rubber gasket.

Preferably, the number of the limiting blocks is six, the limiting grooves formed in the reamer body are internally provided with the limiting blocks, and the limiting blocks are uniformly distributed in the limiting grooves.

Preferably, the screw hole that is evenly distributed is seted up in reamer main part top outside, the reamer main part is through establishing screw hole and second fixed screw threaded connection, the reamer main part is through establishing spacing groove and limiting plate zonulae occludens, the limiting downthehole hob that is equipped with of reamer main part is established.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the guide rod can be fixed through the arranged lower fixing plate, so that the guide rod is more firm and durable, the guide rod can be fixed through the arranged first fixing screw, the guide rod is more stable in operation, and the first fixing screw can be buffered through the rubber gasket, so that the fixing effect of the first fixing screw is better, and the damaged guide rod can be conveniently replaced by disassembling the first fixing screw;

2. the utility model discloses in, can fix the tool bit through the spacing groove of establishing in the enlarger main part, make the tool bit can evenly distributed in the enlarger main part outside, make things convenient for the enlarger to drill, the nut of establishing through the spacing inslot can be fixed the tool bit, conveniently fix the tool bit in the position of difference, make this enlarger can be to the tool bit of the different density of different ground installation, can prevent through the spacing ring that sets up that not hard up the tool bit from establishing spacing recess through the enlarger main part and dropping, make this enlarger use more stably.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the lower fixing plate of the present invention;

FIG. 3 is a schematic view of the installation structure of the limiting block of the present invention;

fig. 4 is a schematic structural diagram of the reamer of the present invention;

fig. 5 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

In the figure: 1. a reamer body; 2. a connecting rod; 3. a guide rod; 4. a connector; 5. an upper fixing plate; 6. a lower fixing plate; 7. a first fixing screw; 8. a rubber gasket; 9. a limiting ring; 10. a second fixing screw; 11. a cutter head; 12. connecting blocks; 13. a limiting plate; 14. a screw rod; 15. a nut; 16. And a limiting block.

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. 1-5, the present invention provides a technical solution:

an integrated runner type reamer with a transfer case comprises a reamer main body 1, a guide rod 3 and a tool bit 11, wherein the top of the reamer main body 1 is fixedly connected with a connecting rod 2, the outer side of the connecting rod 2 is fixedly connected with an upper fixing plate 5 which is uniformly distributed, the top of the connecting rod 2 is fixedly connected with a connector 4, the bottom of the reamer main body 1 is internally provided with the guide rod 3, the outer side of the guide rod 3 is fixedly connected with a lower fixing plate 6, the outer side of the guide rod 3 is provided with uniformly distributed threaded holes, the guide rod 3 is spirally connected with a first fixing screw 7 through the arranged threaded holes, the guide rod 3 can be quickly installed and disassembled through the arrangement, the guide rod 3 is convenient to replace, the outer side below the reamer main body 1 is provided with uniformly distributed spiral runners, one side of the spiral runner of the reamer main body 1 is provided with a limiting groove, the groove arranged on the reamer main body 1 is arranged in a convex shape, limiting plates 13 are arranged in limiting grooves formed in the reamer body 1, through holes are formed in the limiting plates 13, connecting blocks 12 are connected with through holes formed in the limiting plates 13 in a spiral mode, one ends of the connecting blocks 12 are fixedly connected with tool bits 11, spiral rods 14 are fixedly connected with the other ends of the connecting blocks 12, nuts 15 are rotatably connected to the outer sides of the spiral rods 14, limiting holes are formed in the reamer body 1, the reamer body 1 is fixedly connected with the nuts 15 through the limiting holes formed in the reamer body 1, limiting rings 9 are arranged on the outer sides of the reamer body 1, limiting holes which are evenly distributed are formed in the outer sides of the limiting rings 9, second fixing screws 10 are arranged in the limiting holes formed in the limiting rings 9, limiting blocks 16 which are evenly distributed are fixedly connected to the bottoms of the limiting rings 9, the tool bits 11 can be conveniently arranged through the limiting grooves, and different use environments can be dealt with by the tool bits 11.

The bottom of the reamer main body 1 is provided with evenly distributed limiting grooves, the limiting grooves arranged on the reamer main body 1 are internally provided with a lower fixing plate 6, the lower fixing plate 6 is tightly connected with the reamer main body 1, the guide rod 3 can be conveniently reinforced through the arrangement, the service life of the guide rod 3 is longer, the outer side of the bottom of the reamer main body 1 is provided with a limiting hole, the limiting hole arranged on the reamer main body 1 is internally provided with a first fixing screw 7, the outer side of the bottom of the reamer main body 1 is tightly connected with a rubber gasket 8, the guide rod 3 can be conveniently fixed through the arrangement, the guide rod 3 is more stable when in use, the number of the limiting blocks 16 is six, the limiting grooves arranged on the reamer main body 1 are internally provided with limiting blocks 16, the limiting blocks 16 are evenly distributed in the limiting grooves, and the limiting grooves arranged on the reamer main body 1 can be sealed through the arrangement, prevent that not hard up tool bit 11 from dropping, the screw hole that is evenly distributed is seted up in the reamer main part 1 top outside, reamer main part 1 is through establishing screw hole and 10 screwed connection of second fixed screw, reamer main part 1 is through establishing spacing groove and limiting plate 13 zonulae occludens, the spacing downthehole hob 14 that is established of reamer main part 1, it is fixed to 11 models of tool bit that can be convenient through this setting, conveniently arranges tool bit 11, makes this reamer can deal with different service environment.

The working process is as follows: when the reamer is used, the connector 4 arranged at the top of the connecting rod 2 is fixedly connected with the transmission main body, the reamer is placed on the ground to be reamed, the transmission main body is started, the connector 4 and the connecting rod 2 are driven to rotate through the rotation of the transmission main body, the connector 4 and the connecting rod 2 drive the reamer main body 1 to rotate, the reamer main body 1 rotates to drive the cutter head 11 to rotate, the guide rod 3 guides the reamer main body on the ground under the action of the reamer main body 1, the ground is drilled through the cutter head 11, drilled waste materials are discharged through the spiral flow channel arranged on the surface of the reamer main body 1, the reamer is taken out after reaming is finished, and the guide rod 3 is positioned under the reamer main body 1, the guide rod 3 easily touches various substances under the ground, so that the guide rod 3 is damaged, when the guide rod 3 is damaged, the four first fixing screws 7 are rotated, the first fixing screws 7 are taken out from the reamer body 1 and the guide rod 3, the guide rod 3 is moved downwards, the lower fixing plate 6 and the guide rod 3 are taken out under the driving of the guide rod 3, the new guide rod 3 and the lower fixing plate 6 are placed at the bottom of the reamer body 1, the new rubber gasket 8 is placed outside the first fixing screws 7, the first fixing screws 7 penetrate through the reamer body 1 and are in threaded connection with the guide rod 3 until the rubber gasket 8 is tightly connected with the reamer body 1, when different ground conditions need different densities of tool bits 11, the second fixing screws 10 can be taken off, then the limiting ring 9 is taken off, at the moment, a proper number of tool bits 11 are taken out or placed in the reamer body 1, and the tool bits 11 are rotated, the screw rod 14 arranged at one end of the cutter head 11 is in screw connection with the nut 15, the cutter head 11 is fixed under the action of the limiting plate 13 of the nut 15, the limiting block 16 is placed in the limiting groove arranged on the reamer body 1, and the limiting ring 9 is fixed through the second fixing screw 10.

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 an integral type area transfer case runner formula enlarger, includes enlarger main part (1), guide rod (3) and tool bit (11), its characterized in that: the reamer is characterized in that a connecting rod (2) is fixedly connected to the top of a reamer main body (1), an upper fixing plate (5) which is uniformly distributed is fixedly connected to the outer side of the connecting rod (2), a connector (4) is fixedly connected to the top of the connecting rod (2), a guide rod (3) is arranged in the bottom of the reamer main body (1), a lower fixing plate (6) is fixedly connected to the outer side of the guide rod (3), uniformly distributed threaded holes are formed in the outer side of the guide rod (3), a first fixing screw (7) is spirally connected to the guide rod (3) through the arranged threaded holes, uniformly distributed spiral runners are formed in the outer side of the lower portion of the reamer main body (1), a limiting groove is formed in one side of each spiral runner formed in the reamer main body (1), grooves formed in the reamer main body (1) are in a convex shape, and limiting grooves are provided with limiting plates (13), the through hole has been seted up in limiting plate (13), threaded connection has connecting block (12) in the through hole that limiting plate (13) were established, connecting block (12) one end and tool bit (11) fixed connection, connecting block (12) other end fixedly connected with hob (14), hob (14) outside is rotated and is connected with nut (15), be equipped with spacing hole in reamer main part (1), reamer main part (1) is through establishing spacing hole and nut (15) fixed connection, reamer main part (1) top outside is equipped with spacing ring (9), spacing hole that is evenly distributed is seted up in the spacing ring (9) outside, spacing downthehole second fixed screw (10) that are equipped with of spacing ring (9), spacing ring (9) bottom fixedly connected with is evenly distributed stopper (16).

2. The integrated runner reamer of claim 1, wherein: limiting grooves which are uniformly distributed are formed in the bottom of the reamer main body (1), a lower fixing plate (6) is arranged in the limiting groove formed in the reamer main body (1), and the lower fixing plate (6) is tightly connected with the reamer main body (1).

3. The integrated runner reamer of claim 1, wherein: the reamer is characterized in that a limiting hole is formed in the outer side of the bottom of the reamer main body (1), a first fixing screw (7) is arranged in the limiting hole formed in the reamer main body (1), and the outer side of the bottom of the reamer main body (1) is tightly connected with a rubber gasket (8).

4. The integrated runner reamer of claim 1, wherein: the number of the limiting blocks (16) is six, the limiting grooves formed in the reamer body (1) are internally provided with the limiting blocks (16), and the limiting blocks (16) are uniformly distributed in the limiting grooves.

5. The integrated runner reamer of claim 1, wherein: the utility model discloses a reamer, including reamer main part (1), second fixed screw (10), limiting groove and limiting plate (13), the screw hole that is evenly distributed is seted up in reamer main part (1) top outside, reamer main part (1) is through establishing screw hole and second fixed screw (10) threaded connection, reamer main part (1) is through establishing limiting groove and limiting plate (13) zonulae occludens, reamer main part (1) establishes spacing downthehole hob (14).