CN213412100U

CN213412100U - PVC pipe fitting cutting means

Info

Publication number: CN213412100U
Application number: CN202021426213.8U
Authority: CN
Inventors: 陈建平
Original assignee: Xinjiang Xinteshun Qianfeng Hydropower Engineering Co ltd
Current assignee: Xinjiang Xinteshun Qianfeng Hydropower Engineering Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-06-11
Anticipated expiration: 2030-07-20

Abstract

The utility model belongs to the technical field of tubular product processing, especially, be a PVC pipe fitting cutting means, including first annular piece second annular piece, be equipped with the cutting mechanism of three constitution circular arrangements on the first annular piece, cutting mechanism is including beginning the rotation hole on first annular piece, rotate downthehole rotation and install the internal thread sleeve, internal thread sleeve female connection has first screw rod, the one end that first screw rod is close to the first annular piece centre of a circle extends to the internal thread sleeve outside and welded fastening has the cutter, welded fastening has the diaphragm on the first screw rod, cutting mechanism is still including seting up two cavities on first annular piece, and two cavities are located the both sides in rotation hole respectively, and the slide opening has all been seted up on one side inner wall that two cavities are close to the diaphragm. The utility model discloses the practicality is high, not only portable, and uses the laborsaving very, has brought the convenience for the user.

Description

PVC pipe fitting cutting means

Technical Field

The utility model relates to a tubular product processing technology field especially relates to a PVC pipe fitting cutting means.

Background

A PVC pipe (PVC-U pipe) is a plastic pipe which is formed by extrusion by a hot pressing method after polyvinyl chloride resin is matched with a stabilizer, a lubricant and the like and is developed and applied at the earliest time. The PVC-U pipe has strong corrosion resistance, easy adhesion, low price and hard texture, but is only suitable for a water supply system with the conveying temperature not exceeding 45 ℃ due to the seepage of PVC-U monomer and additives. Plastic pipes are used for drainage, waste water, chemicals, heating and cooling liquids, food, ultrapure liquids, slurries, gases, compressed air and vacuum systems.

However, in practical use, the PVC pipe needs to be cut, and a cutting machine or special scissors are usually used for cutting, but the cutting machine is large in size and inconvenient to carry, and the special scissors are very laborious to use, so that the PVC pipe cutting tool is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a PVC pipe fitting cutting tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a PVC pipe fitting cutting tool comprises a first annular block and a second annular block, wherein a cutting mechanism with three groups of circular arrangement is arranged on the first annular block, the cutting mechanism comprises a rotating hole which is arranged on the first annular block, an internal thread sleeve is rotatably arranged in the rotating hole, a first screw rod is connected with the internal thread of the internal thread sleeve in a threaded manner, one end, close to the circle center of the first annular block, of the first screw rod extends out of the internal thread sleeve and is fixedly welded with a cutter, a transverse plate is fixedly welded on the first screw rod, the cutting mechanism further comprises two cavities which are arranged on the first annular block, the two cavities are respectively positioned at two sides of the rotating hole, sliding holes are respectively arranged on the inner wall of one side, close to the transverse plate, of the two cavities, telescopic rods are slidably arranged in the two sliding holes and respectively penetrate through the corresponding sliding holes, one ends, close to the transverse plate, of the two, the one end welded fastening that the diaphragm was kept away from to the telescopic link has the baffle, the inner wall sliding connection of baffle and cavity, set up the three screw that is circular range on the annular piece of second, equal threaded connection has the second screw rod in the three screw, and three second screw rod runs through the screw that corresponds respectively, and the one end that three second screw rod is close to each other all rotates and installs the grip block, T shape annular groove has been seted up to one side that first annular piece is close to the annular piece of second, and T shape annular groove internal rotation is installed the three T-shaped piece that is circular range, and the one end that three T-shaped piece is close to the annular piece of second all extends to outside the T shape annular groove and includes with second annular piece welded fastening together.

Preferably, a round hole is formed in the clamping block, and the second screw rod is rotatably connected with the inner wall of the round hole.

Preferably, the hand wheel is welded and fixed to one end, away from each other, of each second screw rod, and the adjusting nut is welded and fixed to one end, away from each other, of each internal thread sleeve.

Preferably, a bearing is arranged in the rotating hole, the outer ring of the bearing is in interference fit with the inner wall of the rotating hole, and the inner ring of the bearing is sleeved on the internal thread sleeve in interference fit.

Preferably, the two sides of the baffle are respectively nested with a ball, and the two balls are respectively in rolling connection with the inner walls of the two sides of the cavity.

Preferably, the transverse plate is provided with a fixing hole, and the first screw rod and the inner wall of the fixing hole are welded and fixed together.

Compared with the prior art, the beneficial effects of the utility model are that: when a pipe is cut, the first annular block and the second annular block are sleeved on the pipe, then the three hand wheels are rotated clockwise, so that the three second screw rods are close to each other, the three clamping blocks on the three second screw rods can tightly fix the second annular block on the pipe, then the first annular block is rotated, then the three groups of cutting mechanisms on the first annular block can cut the pipe, when the cutting mechanisms work, the cutter on the cutting mechanisms is firstly contacted with the pipe, along with the continuous rotation of the first annular block, the cutter can cut the pipe, meanwhile, according to the change of the cutting depth, people can rotate the adjusting nut to drive the internal thread sleeve to rotate, under the limit of the two telescopic rods, the first screw rod can be screwed out of or in the internal thread sleeve, so that the cutters on the three cutting mechanisms can be far away from or close to each other, so as to adjust the cutting depth of the pipe in time.

The utility model discloses the practicality is high, not only portable, and uses the laborsaving very, has brought the convenience for the user.

Drawings

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

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a left side view of the cross-sectional structure of the present invention;

FIG. 4 is a front sectional view of the present invention;

FIG. 5 is an enlarged schematic view of portion B of FIG. 4;

in the figure: 1. a first ring block; 2. rotating the hole; 3. an internally threaded sleeve; 4. a first screw; 5. a cutter; 6. a transverse plate; 7. a chamber; 8. a slide hole; 9. a telescopic rod; 10. a baffle plate; 11. a second ring block; 12. a screw hole; 13. a second screw; 14. a clamping block; 15. a T-shaped annular groove; 16. a T-shaped 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: a PVC pipe fitting cutting tool comprises a first annular block 1 and a second annular block 11, wherein a cutting mechanism with three groups arranged in a circular shape is arranged on the first annular block 1, the cutting mechanism comprises a rotating hole 2 which is arranged on the first annular block 1, an internal thread sleeve 3 is rotatably arranged in the rotating hole 2, the internal thread sleeve 3 is connected with a first screw rod 4 in an internal thread way, one end of the first screw rod 4 close to the circle center of the first annular block 1 extends out of the internal thread sleeve 3 and is fixedly welded with a cutter 5, a transverse plate 6 is fixedly welded on the first screw rod 4, the cutting mechanism also comprises two cavities 7 arranged on the first annular block 1, the two cavities 7 are respectively positioned at two sides of the rotating hole 2, sliding holes 8 are respectively arranged on the inner wall of one side of the two cavities 7 close to the transverse plate 6, telescopic rods 9 are respectively and slidably arranged in the two sliding holes 8, the two telescopic rods 9 respectively penetrate through the corresponding sliding holes 8, one ends of the two telescopic rods 9 close, a baffle plate 10 is fixedly welded at one end, far away from the transverse plate 6, of the telescopic rod 9, the baffle plate 10 is in sliding connection with the inner wall of the cavity 7, three screw holes 12 which are circularly arranged are formed in a second annular block 11, second screw rods 13 are in threaded connection in the three screw holes 12, the three second screw rods 13 respectively penetrate through the corresponding screw holes 12, clamping blocks 14 are rotatably mounted at one ends, close to each other, of the three second screw rods 13, a T-shaped annular groove 15 is formed in one side, close to the second annular block 11, of the first annular block 1, three T-shaped blocks 16 which are circularly arranged are rotatably mounted in the T-shaped annular groove 15, and one ends, close to the second annular block 11, of the three T-shaped blocks 16 extend out of the T-shaped annular groove 15 and are fixedly welded with the second;

the clamping block 14 is provided with a round hole, the second screw rods 13 are rotatably connected with the inner wall of the round hole, the ends of the three second screw rods 13, which are far away from each other, are welded and fixed with hand wheels, the ends of the three internal thread sleeves 3, which are far away from each other, are welded and fixed with adjusting nuts, a bearing is arranged in the rotating hole 2, the outer ring of the bearing is in interference fit with the inner wall of the rotating hole 2, the inner ring of the bearing is in interference fit with the internal thread sleeves 3, the two sides of the baffle plate 10 are respectively nested with balls, the two balls are respectively in rolling connection with the inner walls of the two sides of the cavity 7, the transverse plate 6 is provided with a fixing hole, the first screw rod 4 is welded and fixed with the inner wall of the fixing hole, when a pipe is cut, the first annular block 1 and the second annular block 11 are firstly sleeved on the pipe, then the three second screw rods 13 are close to each other by clockwise rotating the three hand, afterwards rotate first annular piece 1 again, then three cutting mechanism of group on the first annular piece 1 alright with cutting to tubular product, in cutting mechanism work, last cutter 5 of cutting mechanism at first with the tubular product contact, along with the continuous rotation of first annular piece 1, cutter 5 alright cut tubular product, simultaneously according to the change of depth of cut, people can be through rotating adjusting nut, adjusting nut rotates and drives internal thread sleeve 3 and rotates, under two telescopic link 9 spacing, first screw rod 4 alright with from internal thread sleeve 3 internal screw-out or precession, thereby cutter 5 on the three cutting mechanism just can keep away from each other or be close to, so that the depth of cut of timely adjustment tubular product, the utility model discloses the practicality is high, not only portable, and use very laborsaving, brought the convenience for the user.

The working principle is as follows: when cutting a pipe, firstly, the first annular block 1 and the second annular block 11 are sleeved on the pipe, then the three hand wheels are rotated clockwise to enable the three second screw rods 13 to approach each other, so that the three clamping blocks 14 on the three second screw rods 13 can tightly fix the second annular block 11 on the pipe, then the first annular block 1 is rotated, then three groups of cutting mechanisms on the first annular block 1 can cut the pipe, when the cutting mechanisms work, the cutter 5 on the cutting mechanisms firstly contacts with the pipe, along with the continuous rotation of the first annular block 1, the cutter 5 can cut the pipe, meanwhile, according to the change of the cutting depth, people can rotate the adjusting nut to drive the internal thread sleeve 3 to rotate, under the limit of the two telescopic rods 9, the first screw rod 4 can be screwed out of or in from the internal thread sleeve 3, thereby cutter 5 on the three cutting mechanism just can keep away from each other or be close to the depth of cut of timely adjustment tubular product, the utility model discloses the practicality is high, not only portable, and the laborsaving very that uses has brought the convenience for the user.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A PVC pipe cutting tool, includes first annular piece (1) second annular piece (11), its characterized in that: the cutting mechanism is characterized in that three groups of cutting mechanisms which are circularly arranged are arranged on the first annular block (1), the cutting mechanism comprises a rotating hole (2) which is formed in the first annular block (1), an internal thread sleeve (3) is installed in the rotating hole (2), a first screw (4) is connected with the internal thread of the internal thread sleeve (3), one end, close to the circle center of the first annular block (1), of the first screw (4) extends out of the internal thread sleeve (3) and is fixedly provided with a cutter (5), a transverse plate (6) is fixedly installed on the first screw (4), the cutting mechanism further comprises two cavities (7) which are arranged on the first annular block (1), the two cavities (7) are respectively positioned at two sides of the rotating hole (2), sliding holes (8) are respectively formed in the inner wall, close to the transverse plate (6), and telescopic rods (9) are respectively installed in the two sliding holes (8) in a sliding manner, two telescopic rods (9) respectively penetrate through corresponding sliding holes (8), one ends of the two telescopic rods (9) close to the transverse plate (6) are fixedly connected with the transverse plate (6), one ends of the telescopic rods (9) far away from the transverse plate (6) are fixedly provided with baffle plates (10), the baffle plates (10) are connected with the inner wall of the cavity (7) in a sliding manner, three screw holes (12) which are circularly arranged are formed in the second annular block (11), second screw rods (13) are in threaded connection with the three screw holes (12), the three second screw rods (13) respectively penetrate through the corresponding screw holes (12), clamping blocks (14) are rotatably mounted at one ends of the three second screw rods (13) close to each other, a T-shaped annular groove (15) is formed in one side, close to the second annular block (11), of the first annular block (1), and three T-shaped blocks (16) which are circularly arranged are rotatably mounted in the T-shaped annular groove (15), one ends of the three T-shaped blocks (16) close to the second annular block (11) extend out of the T-shaped annular groove (15) and are fixedly connected with the second annular block (11).

2. A PVC pipe cutting tool as claimed in claim 1, wherein: round holes are formed in the clamping blocks (14), and the second screw rods (13) are rotatably connected with the inner walls of the round holes.

3. A PVC pipe cutting tool as claimed in claim 1, wherein: the hand wheel is fixedly mounted at one end, away from each other, of each second screw rod (13), and the adjusting nut is fixedly mounted at one end, away from each other, of each internal thread sleeve (3).

4. A PVC pipe cutting tool as claimed in claim 1, wherein: the bearing is arranged in the rotating hole (2), the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole (2), and the inner ring of the bearing is fixedly sleeved on the internal thread sleeve (3).

5. A PVC pipe cutting tool as claimed in claim 1, wherein: the two sides of the baffle (10) are nested with balls, and the two balls are respectively in rolling connection with the inner walls of the two sides of the cavity (7).

6. A PVC pipe cutting tool as claimed in claim 1, wherein: the transverse plate (6) is provided with a fixing hole, and the first screw rod (4) is fixedly connected with the inner wall of the fixing hole.