Pipeline cutting device for water conservancy project

Abstract

The utility model provides a pipeline cutting device for hydraulic engineering, which belongs to the field of hydraulic engineering and comprises a supporting pipe, a cutting mechanism is arranged on the outer wall of the supporting pipe, and a pushing component is arranged on one side of the supporting pipe. According to the pipeline cutting device, through the arrangement of the cutting mechanism, the effect that a cutting blade moves in the annular direction to cut a pipeline, and manual operation is reduced is achieved; a pipeline needing to be cut is placed in the supporting pipe, and the supporting frame can support the pipeline. A first motor is started, so that an outer gear ring rotates, and then an inner gear ring and an extension plate are driven to rotate around the axis direction of a supporting pipe; when one end of the pipeline is pushed to the cutting blade, the second motor is started, so that the cutting blade rotates at a high speed, and the pipeline can be annularly cut; and a first hydraulic rod is started, so that a supporting plate, a second motor and a cutting blade can slowly descend, and pipelines of different sizes can be conveniently cut.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of hydraulic engineering, and concretely relates to a pipeline cutting device for hydraulic engineering. BACKGROUND

[0002] The pipeline is a device for conveying gas, liquid or fluid with solid particles, and the pipeline has a wide range of uses, mainly used in agricultural irrigation, hydraulic engineering and various industrial devices. Before using the pipeline, the pipeline usually needs to be cut into appropriate length.

[0003] Through retrieval, in the prior art, a patent with patent announcement number CN211614481U discloses "a pipeline cutting device for hydraulic engineering construction; including bottom plate and branch tube, the surface of the bottom plate is fixedly assembled with the branch tube, the inner wall of the branch tube is fixedly assembled with the sleeve, the inner wall of the sleeve is inserted with the hollow cylinder, the inner cavity top surface of the sleeve is fixedly assembled with the slide, the upper end of the hollow cylinder is fixedly assembled with the support wheel, the support wheel is slidably connected with the slide, the surface of the sleeve is penetratedly assembled with the adjusting structure, the adjusting structure is fixedly assembled with the slide through the sleeve, the surface of the bottom plate is fixedly assembled with the first cutter, the upper end of the first cutter penetrates the bottom surface of the sleeve, the both sides of the first cutter are fixedly assembled with the baffle, the utility model can carry out different cutting work on the pipeline in the same equipment, greatly saves the working time, effectively improves the working efficiency, and has high practicability", but still has the following defects:

[0004] (1) When the device is used, the operator needs to frequently manually operate to make the pipeline rotate, so that the pipeline can be circumferentially cut, which is relatively inconvenient to use.

[0005] (2) When the device is used, the operator needs to push the pipeline for cutting, cannot accurately control the length of the pipeline to be cut, and is also prone to cause the pipeline to move during cutting, resulting in uneven cutting surface.

[0006] Therefore, we improve it and propose a pipeline cutting device for hydraulic engineering. UTILITY MODEL CONTENT

[0007] The utility model aims at: aiming at the problems that the operator needs to frequently manually operate to make the pipeline rotate, so that the pipeline can be circumferentially cut, which is relatively inconvenient to use, and the operator also needs to push the pipeline for cutting, cannot accurately control the length of the pipeline to be cut, and is also prone to cause the pipeline to move during cutting, resulting in uneven cutting surface.

[0008] In order to realize the above-mentioned utility model purpose, the utility model provides the following technical scheme:

[0009] The pipeline cutting device for water conservancy projects improves the above problems.

[0010] The utility model discloses a specific as follows:

[0011] Including support pipe, the outer wall of support pipe is provided with cutting mechanism, the one side of support pipe is provided with push assembly.

[0012] The cutting mechanism includes a support ring, an inner gear ring, a first motor, an outer gear ring, an extension plate, a first hydraulic rod, a support plate, a second motor, a cutting blade and a support frame, the support ring is fixedly connected to the outer wall of the support pipe, the inner gear ring is rotatably connected to the inner wall of the support ring, the first motor is bolted to the top of the support pipe, the outer gear ring is coaxially arranged on the output end of the first motor, the inner gear ring is engaged with the outer gear ring, the extension plate is fixedly connected to the side of the inner gear ring away from the support pipe, the first hydraulic rod is arranged at the bottom of the extension plate, the support plate is arranged at the bottom of the first hydraulic rod, the second motor is bolted to one side of the support plate, the cutting blade is coaxially arranged on the output end of the second motor, and the two support frames are fixedly connected to the inner wall of the support pipe.

[0013] As a preferred technical scheme of the utility model, the push assembly includes a support frame, a servo motor, a lead screw, a stabilizing rod, a push block, a fixed plate, a containing cavity, a partition plate, an adjusting rod, an extrusion plate, a spring and a jacking block, the support frame is fixedly connected to the bottom of the support pipe, the servo motor is bolted to one side of the support frame, the lead screw is coaxially arranged on the output end of the servo motor, the stabilizing rod is fixedly connected to the inner wall of the support frame, the push block is threadedly connected to the outer wall of the lead screw, the fixed plate is fixedly connected to the side of the push block close to the support pipe, a plurality of containing cavities are formed in the interior of the fixed plate, a plurality of partition plates are fixedly connected to the inner walls of the plurality of containing cavities respectively, a plurality of adjusting rods are vertically arranged in the interiors of the plurality of partition plates respectively, one end of the adjusting rod extends to the exterior of the fixed plate, a plurality of extrusion plates are fixedly connected to the outer walls of the plurality of adjusting rods respectively, one end of a plurality of springs is arranged at the bottom of the plurality of extrusion plates respectively, the bottom end of the spring is arranged at the top of the partition plate, and a plurality of jacking blocks are fixedly connected to one end of the plurality of adjusting rods extending to the exterior of the partition plate.

[0014] As a preferred technical scheme of the utility model, the bottom of the adjusting rod is fixedly connected with a pull rod, one side of the fixed plate is provided with a sliding groove, the sliding groove is communicated with the interior of the containing cavity, the pull rod is slidably connected to the inner wall of the sliding groove, one side of the sliding groove is provided with a clamping groove, and the clamping groove is communicated with the interior of the containing cavity.

[0015] As a preferred technical scheme of the utility model, the inner wall of the support pipe is fixedly connected with two support blocks, one side of the support block is provided with a second hydraulic rod, and one side of the second hydraulic rod is provided with a stabilizing plate.

[0016] As the utility model discloses preferred technical scheme, the inside of the stabilizing plate is provided with the placing groove, the inner wall of the placing groove is rotatably connected with a plurality of stabilizing rollers.

[0017] As the utility model discloses preferred technical scheme, the one side of the support plate is fixedly connected with the water inlet pipe, and the bottom end of the water inlet pipe faces the cutting piece.

[0018] As the utility model discloses preferred technical scheme, the outer wall of the top driving block is provided with the friction pad, and the material of the friction pad is rubber.

[0019] Compared with the prior art, the utility model has the beneficial effects that:

[0020] In the scheme of the utility model,

[0021] 1. By setting the cutting mechanism, the cutting piece is moved circularly to cut the pipeline, and the effect of reducing manual operation is realized. The pipeline to be cut is placed in the support pipe, and the support frame can provide support for the pipeline. The first motor is started to make the outer gear ring rotate, thereby driving the inner gear ring and the extension plate to rotate around the axis of the support pipe. When one end of the pipeline is pushed to the cutting piece, the second motor is started to make the cutting piece rotate at high speed, so that the pipeline can be cut circularly. The first hydraulic rod is started to make the support plate, the second motor and the cutting piece slowly descend, so that the pipeline of different sizes can be cut.

[0022] 2. By setting the pushing assembly, the pipeline to be cut is supported and fixed, and the effect of stable pushing is realized. The adjusting rod and the extrusion plate are lowered by pressing the top driving block, so that the spring is contracted. Then, one end of the pipeline is sleeved outside the fixed plate, the top driving block is reset and abuts against the inner wall of the pipeline. The servo motor is started to make the lead screw rotate, thereby making the pushing block move along the length direction of the stabilizing rod. The pipeline is stably sent into the support pipe to be cut. Manual operation is reduced, and the stability of the pipeline during movement is maintained. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The structure schematic view of the pipeline cutting device for water conservancy projects is provided in the utility model.

[0024] Figure 2 The right view cross-sectional structure schematic view of the pipeline cutting device for water conservancy projects is provided in the utility model.

[0025] Figure 3 The right view cross-sectional structure schematic view of the pipeline cutting device for water conservancy projects is provided in the utility model. Figure 2 The enlarged view of A in the utility model.

[0026] Figure 4The utility model provides a cutting mechanism's cross section structure schematic diagram in the pipeline cutting device for water conservancy project is provided.

[0027] Figure 5 The utility model provides a front view cross section structure schematic diagram of the pipeline cutting device for water conservancy project is provided.

[0028] Figure 6 The utility model provides a pipeline cutting device for water conservancy project is provided Figure 5 The utility model provides a pipeline cutting device for water conservancy project is provided

[0029] Figure 7 The utility model provides a cutting mechanism's cross section structure schematic diagram in the pipeline cutting device for water conservancy project is provided.

[0030] Indicated in the drawing:

[0031] 1, support pipe, 2, cutting mechanism, 3, push assembly, 201, support ring, 202, inner gear ring, 203, first motor, 204, outer gear ring, 205, extension plate, 206, first hydraulic rod, 207, support plate, 208, second motor, 209, cutting piece, 210, support frame, 301, support frame, 302, servo motor, 303, screw rod, 304, stabilizing rod, 305, push block, 306, fixed plate, 307, containing cavity, 308, partition plate, 309, adjusting rod, 310, extrusion plate, 311, spring, 312, jacking block, 4, pull rod, 5, sliding slot, 6, clamping groove, 7, support block, 8, second hydraulic rod, 9, stabilizing plate, 10, placing groove, 11, stabilizing roller, 12, water inlet pipe, 13, friction pad. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme and advantage of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be clearly and completely described below in conjunction with the drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiment.

[0033] Therefore, the following detailed description of the embodiment of the utility model is not intended to limit the scope of the claimed utility model, but only represents some embodiments of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0034] It should be noted that the embodiments in the utility model and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0035] It should be noted that like reference numerals and letters refer to like items throughout the several views, and once an item is defined in one view, it should not require further defining and explaining in subsequent views.

[0036] As shown in Figures 1-7 the embodiment, a pipeline cutting device for hydraulic engineering is provided, which comprises a support pipe 1, a cutting mechanism 2 arranged on the outer wall of the support pipe 1, and a pushing assembly 3 arranged on one side of the support pipe 1.

[0037] As shown in Figure 2 and Figure 4 the cutting mechanism 2 comprises a support ring 201, an inner gear ring 202, a first motor 203, an outer gear ring 204, an extension plate 205, a first hydraulic rod 206, a support plate 207, a second motor 208, a cutting blade 209, and a support frame 210. The support ring 201 is fixedly connected to the outer wall of the support pipe 1, the inner gear ring 202 is rotationally connected to the inner wall of the support ring 201, the first motor 203 is bolted to the top of the support pipe 1, the outer gear ring 204 is coaxially arranged on the output end of the first motor 203, the inner gear ring 202 is engaged with the outer gear ring 204, the extension plate 205 is fixedly connected to the side of the inner gear ring 202 away from the support pipe 1, the first hydraulic rod 206 is arranged at the bottom of the extension plate 205, the support plate 207 is arranged at the bottom of the first hydraulic rod 206, the second motor 208 is bolted to one side of the support plate 207, the cutting blade 209 is coaxially arranged on the output end of the second motor 208, and two support frames 210 are fixedly connected to the inner wall of the support pipe 1. The pipeline to be cut is placed inside the support pipe 1, the bottom of the pipeline is in contact with the support frame 210, the support frame 210 can provide support for the pipeline, according to the required cutting length, one end of the pipeline is pushed to the cutting blade 209, the second motor 208 is started to make the cutting blade 209 rotate at high speed, the first hydraulic rod 206 is started to make the cutting blade 209 slowly descend and contact the outer wall of the pipeline to cut; the first motor 203 is started to make the outer gear ring 204 rotate, thereby making the inner gear ring 202 and the extension plate 205 rotate around the axis direction of the support pipe 1, so as to make the cutting blade 209 rotate in a ring direction to cut the pipeline; the manual operation is reduced, and the work efficiency is improved.

[0038] As shown in Figure 2 and Figure 3As shown, the pushing assembly 3 comprises a support frame 301, a servo motor 302, a lead screw 303, a stabilizing rod 304, a pushing block 305, a fixed plate 306, a containing cavity 307, a partition plate 308, an adjusting rod 309, a pressing plate 310, a spring 311 and a jacking block 312, the support frame 301 is fixedly connected to the bottom of the support pipe 1, the servo motor 302 is bolted to one side of the support frame 301, the lead screw 303 is coaxially arranged at the output end of the servo motor 302, the stabilizing rod 304 is fixedly connected to the inner wall of the support frame 301, the pushing block 305 is threadedly connected to the outer wall of the lead screw 303, the pushing block 305 is slidingly connected to the outer wall of the stabilizing rod 304, the fixed plate 306 is fixedly connected to one side of the pushing block 305 close to the support pipe 1, a plurality of containing cavities 307 are formed in the interior of the fixed plate 306, a plurality of partition plates 308 are fixedly connected to the inner walls of the containing cavities 307 respectively, a plurality of adjusting rods 309 are vertically arranged in the interiors of the partition plates 308 respectively, the bottom ends of the adjusting rods 309 penetrate through the partition plates 308, the adjusting rods 309 are slidingly connected to the interiors of the partition plates 308, one ends of the adjusting rods 309 extend to the exterior of the fixed plate 306, a plurality of pressing plates 310 are fixedly connected to the outer walls of the adjusting rods 309 respectively, the top portions of the pressing plates 310 are in abutment with the inner top walls of the containing cavities 307, one ends of a plurality of springs 311 are arranged at the bottom portions of the pressing plates 310 respectively, the bottom ends of the springs 311 are arranged at the top portions of the partition plates 308, and a plurality of jacking blocks 312 are fixedly connected to one ends of the adjusting rods 309 extending to the exterior of the partition plates 308 respectively. By pressing the jacking blocks 312, the adjusting rods 309 and the pressing plates 310 can be lowered, and the springs 311 can be contracted under pressure; one end of the pipeline is sleeved outside the fixed plate 306, at this time, the springs 311 lose pressure and reset and abut against the inner wall of the pipeline; the servo motor 302 is started, the lead screw 303 is rotated, and then the pushing block 305 and the fixed plate 306 are moved along the length direction of the stabilizing rod 304 until the pipeline is sent into the interior of the support pipe 1; subsequently, the servo motor 302 is started, and the pipeline can be continuously and stably pushed; and the user can control the cutting length of the pipeline.

[0039] As shown in Figure 3 the bottom of the adjusting rod 309 is fixedly connected with a pull rod 4, one side of the fixed plate 306 is provided with a sliding groove 5 in communication with the interior of the containing cavity 307, the pull rod 4 is slidingly connected to the inner wall of the sliding groove 5, one side of the sliding groove 5 is provided with a clamping groove 6 in communication with the interior of the containing cavity 307. Before the pipeline is sleeved on the outer wall of the fixed plate 306, the pull rod 4 can be pulled to slide in the sliding groove 5 and enter the clamping groove 6, so that the spring 311 can always be kept in a contracted state, and the pull rod 4 is pulled out of the clamping groove 6, so that the spring 311 can be quickly reset; and the user can conveniently sleeve the pipeline on the fixed plate 306.

[0040] As shown in Figure 7As shown, the inner wall of the support pipe 1 is fixedly connected with two support blocks 7, one side of the support block 7 is provided with a second hydraulic rod 8, one side of the second hydraulic rod 8 is provided with a stabilizing plate 9. When the pipeline is cut, the second hydraulic rod 8 can be started, so that the stabilizing plate 9 can be pressed against the two sides of the outer wall of the pipeline, increasing the stability of the pipeline during cutting, preventing the pipeline from shaking.

[0041] As shown in Figure 7 The inner part of the stabilizing plate 9 is provided with a placing groove 10, and the inner wall of the placing groove 10 is rotatably connected with a plurality of stabilizing rollers 11. By setting the placing groove 10 and the stabilizing roller 11, when the stabilizing plate 9 is pressed against the outer wall of the pipeline, the stabilizing roller 11 will contact the outer wall of the pipeline; while the stabilizing plate 9 continuously presses against the outer wall of the pipeline, it also does not affect the movement of the pipeline.

[0042] As shown in Figure 6 One side of the support plate 207 is fixedly connected with a water inlet pipe 12, and the bottom end of the water inlet pipe 12 faces the cutting blade 209. The hose connected to the external water source is fixed on the top of the water inlet pipe 12, and the support plate 207 rotates simultaneously to drive the water inlet pipe 12 to rotate; when the cutting blade 209 is working, the external water source is continuously sprayed on the cutting blade 209, which can reduce the high temperature generated by the cutting blade 209 during cutting.

[0043] As shown in Figure 3 The outer wall of the jacking block 312 is provided with a friction pad 13, and the material of the friction pad 13 is rubber. The rubber material of the friction pad 13 has excellent wear resistance and high friction coefficient; it can increase the friction between the jacking block 312 and the inner wall of the pipeline.

[0044] Specifically, the pipeline cutting device for water conservancy projects in use: pull the pull rod 4, so that the pull rod 4 slides in the chute 5 and enters the clamping groove 6, so that the adjusting rod 309, the knock block 312 and the extrusion plate 310 are lowered, and then the spring 311 is continuously pressed and shrinks; the pipeline is sleeved outside the fixed plate 306, and then the pull rod 4 is pulled out of the clamping groove 6, so that the spring 311 is reset and abuts against the inner wall of the pipeline; start the servo motor 302, so that the lead screw 303 rotates, and then the push block 305 and the fixed plate 306 move along the length direction of the stabilizing rod 304, until the pipeline is sent into the inside of the support pipe 1; at this time, the support frame 210 can provide support for the pipeline; start the second hydraulic rod 8, so that the stabilizing plate 9 approaches the outer wall of the pipeline, the stabilizing roller 11 contacts the outer wall of the pipeline, the stabilizing plate 9 continuously abuts against the outer wall of the pipeline, and the movement of the pipeline is not affected; according to the required cutting length, one end of the pipeline is pushed to the cutting piece 209, the second motor 208 is started, so that the cutting piece 209 rotates at high speed, the first hydraulic rod 206 is started, so that the cutting piece 209 slowly descends and contacts the outer wall of the pipeline, and cutting can be carried out; the first motor 203 is started, so that the outer gear ring 204 rotates, and then the inner gear ring 202 and the extension plate 205 rotate around the axis direction of the support pipe 1, so that the cutting piece 209 rotates in a ring direction and cuts the pipeline.

[0045] All the technical features in the embodiment can be freely combined according to actual needs.

[0046] The above embodiment is a preferred implementation scheme of the utility model, and the utility model can also be implemented in other ways without departing from the technical scheme concept. Any obvious replacement without departing from the technical scheme concept is within the protection scope of the utility model.

Claims

1. A pipe cutting device for hydraulic engineering, comprising a support pipe (1), characterized in that, The outer wall of the support pipe (1) is provided with a cutting mechanism (2), and one side of the support pipe (1) is provided with a pushing assembly (3); The cutting mechanism (2) comprises a support ring (201), an inner gear ring (202), a first motor (203), an outer gear ring (204), an extension plate (205), a first hydraulic rod (206), a support plate (207), a second motor (208), a cutting blade (209) and a support frame (210), the support ring (201) is fixedly connected to the outer wall of the support pipe (1), the inner gear ring (202) is rotatably connected to the inner wall of the support ring (201), the first motor (203) is bolted to the top of the support pipe (1), the outer gear ring (204) is coaxially arranged on the output end of the first motor (203), the inner gear ring (202) is engaged with the outer gear ring (204), the extension plate (205) is fixedly connected to one side of the inner gear ring (202) away from the support pipe (1), the first hydraulic rod (206) is arranged at the bottom of the extension plate (205), the support plate (207) is arranged at the bottom of the first hydraulic rod (206), the second motor (208) is bolted to one side of the support plate (207), the cutting blade (209) is coaxially arranged on the output end of the second motor (208), and the two support frames (210) are fixedly connected to the inner wall of the support pipe (1).

2. The pipe cutting device for hydraulic engineering according to claim 1, wherein The pushing assembly (3) comprises a support frame (301), a servo motor (302), a lead screw (303), a stabilizing rod (304), a pushing block (305), a fixed plate (306), a containing cavity (307), a partition plate (308), an adjusting rod (309), an extrusion plate (310), a spring (311) and a jacking block (312), the support frame (301) is fixedly connected to the bottom of the support pipe (1), the servo motor (302) is bolted to one side of the support frame (301), the lead screw (303) is coaxially arranged on the output end of the servo motor (302), the stabilizing rod (304) is fixedly connected to the inner wall of the support frame (301), the pushing block (305) is threadedly connected to the outer wall of the lead screw (303), the fixed plate (306) is fixedly connected to one side of the pushing block (305) close to the support pipe (1), a plurality of containing cavities (307) are formed in the inner portion of the fixed plate (306), a plurality of partition plates (308) are fixedly connected to the inner walls of the plurality of containing cavities (307), a plurality of adjusting rods (309) are vertically arranged in the plurality of partition plates (308), one end of the adjusting rod (309) extends to the outside of the fixed plate (306), a plurality of extrusion plates (310) are fixedly connected to the outer walls of the plurality of adjusting rods (309), one end of each of the plurality of springs (311) is arranged at the bottom of the plurality of extrusion plates (310), the bottom end of the spring (311) is arranged at the top of the partition plate (308), and a plurality of jacking blocks (312) are fixedly connected to one end of the plurality of adjusting rods (309) extending to the outside of the partition plate (308).

3. A pipe cutting device for hydraulic engineering according to claim 2, characterized in that The bottom of the adjusting rod (309) is fixedly connected with a pull rod (4), one side of the fixed plate (306) is provided with a sliding groove (5), the sliding groove (5) is in communication with the inside of the containing cavity (307), the pull rod (4) is slidingly connected with the inner wall of the sliding groove (5), one side of the sliding groove (5) is provided with a clamping groove (6), and the clamping groove (6) is in communication with the inside of the containing cavity (307).

4. The pipe cutting device for hydraulic engineering according to claim 1, wherein The inner wall of the support pipe (1) is fixedly connected with two support blocks (7), one side of the support block (7) is provided with a second hydraulic rod (8), and one side of the second hydraulic rod (8) is provided with a stabilizing plate (9).

5. A pipe cutting device for hydraulic engineering according to claim 4, characterized in that The inside of the stabilizing plate (9) is provided with a placing groove (10), and the inner wall of the placing groove (10) is rotatably connected with a plurality of stabilizing rollers (11).

6. The pipe cutting device for hydraulic engineering according to claim 1, wherein One side of the support plate (207) is fixedly connected with a water inlet pipe (12), and the bottom end of the water inlet pipe (12) faces the cutting piece (209).

7. The pipe cutting device for hydraulic engineering according to claim 2, wherein The outer wall of the top driving block (312) is provided with a friction pad (13), and the material of the friction pad (13) is rubber.

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