CN212070063U

CN212070063U - Corrugated pipe bending device

Info

Publication number: CN212070063U
Application number: CN202020560805.2U
Authority: CN
Inventors: 赖先玉
Original assignee: Yuhuan Gas Burner Industrial Co ltd
Current assignee: Yuhuan Gas Burner Industrial Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-12-04
Anticipated expiration: 2030-04-15

Abstract

The utility model provides a bellows bent angle ware belongs to tool equipment technical field. It has solved current bellows bent angle operation and can not accomplish the scheduling problem fast accurately. This bellows bent angle ware, including left handle and right handle, left handle and right handle are articulated and can rotate relatively, are provided with left location body on the left handle, are provided with right location body on the right handle, set up the left constant head tank that supplies the bellows embedding on the left location body, set up the right constant head tank that supplies the bellows embedding on the right location body, left constant head tank and right constant head tank can link into a straight flute, are provided with the limit structure who restricts both turned angles between left handle and the right handle. Adopt this bellows bent angle ware to carry out bent angle operation to the bellows and can once only accomplish, need not adjust the bent angle of bellows repeatedly in the operation process, make the completion that bellows bent angle operation can be quick accurate.

Description

Corrugated pipe bending device

Technical Field

The utility model belongs to the technical field of tool equipment, a bellows bent angle ware is related to.

Background

Corrugated tubing is a very common type of tubing currently used in gas piping systems. The gas pipeline is not all straight line installation, and in the pipe connection process, often need buckle the bellows according to building structure or mounting structure.

Chinese patent literature discloses a gas corrugated pipe house-entry connection device [ application number: CN 200920113121.1; the notice number is: 201348111Y ], is arranged between the gas outlet pipe of the main gas pipeline and the service lead-in valve, and comprises a gas meter capable of displaying the gas consumption, the gas inlet end of the gas meter is connected with the gas outlet pipe of the main gas pipeline through a first corrugated pipe, the gas outlet end of the gas meter is connected with the service lead-in valve through a second corrugated pipe, and the first corrugated pipe and the second corrugated pipe are stainless steel corrugated pipes.

In the installation process of the gas corrugated pipe house-entry connecting device, the first corrugated pipe and the second corrugated pipe are required to be bent. At present, a manual bending method is generally adopted in a construction site, two hands of a worker respectively hold two ends of a corrugated pipe during bending, then the two ends of the corrugated pipe are forced to be close, and a central position of the corrugated pipe forms a bending angle after the two ends of the corrugated pipe are loosened. However, the method of bending by hand feeling often cannot form a desired angle after one-time bending, and requires repeated adjustment during the operation, which results in that the operation cannot be completed quickly and accurately.

Disclosure of Invention

The utility model discloses an above-mentioned problem to prior art exists has provided a bellows bent angle ware, has solved the technical problem that current bellows bent angle operation can not be accomplished fast accurately.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a bellows bent angle ware, includes left hand handle and right hand handle, left hand handle and right hand handle are articulated and can rotate relatively, its characterized in that, be provided with left location body on the left hand handle, be provided with right location body on the right hand handle, set up the left constant head tank that supplies the bellows embedding on the location body of a left side, set up the right constant head tank that supplies the bellows embedding on the location body of the right side, left constant head tank and right constant head tank can link into a straight flute, be provided with the limit structure who restricts both turned angle between left hand handle and the right hand handle.

During the use, rotate left handle and right handle and make left constant head tank and right constant head tank link into a straight flute, then imbed the bellows in left constant head tank and the right constant head tank, the position of adjustment bellows makes the position that needs bent angle department be located between the left locating body and the right locating body, then rotate left handle and right handle, because the bellows imbeds left constant head tank and right constant head tank in, the both ends relative rotation that is equivalent to the bellows, the position that the bellows is located between the left locating body and the right locating body takes place to buckle, until limit structure restricts the rotation of left handle and right handle, the bellows is buckled out the angle that needs, later take out the bellows and just accomplished the bent angle and operated. Adopt this bellows bent angle ware to carry out bent angle operation to the bellows and can once only accomplish, need not adjust the bent angle of bellows repeatedly in the operation process, make the completion that bellows bent angle operation can be quick accurate.

In foretell bellows bent angle ware, limit structure supports to piece including setting up on left handle or the left locating body, be provided with on right handle or the right locating body and support the spacing portion that supports corresponding, spacing portion can support and support on supporting the piece.

Support to lean on the realization to turned angle's between left handle and the right handle restriction through spacing portion and support each other, use this bellows bent angle ware to make the completion that bellows bent angle operation can be quick accurate.

In foretell bellows bent angle ware, support to lean on the piece including fixing the fixed part on left handle or the left locating body, threaded connection has the regulation pole on the fixed part, spacing portion can support and lean on the tip of adjusting the pole.

The position of the adjusting rod on the fixing part can be changed by rotating the adjusting rod, so that the rotating limiting angle between the left handle and the right handle is changed, and the bend angle of the corrugated pipe can be finely adjusted by the corrugated pipe bend device. During the use, rotate earlier and adjust the pole and make spacing portion and adjust the rotation angle that the pole supported left hand handle and right hand handle when leaning on and satisfy the requirement of bellows bent angle, then place the bellows and carry out the bent angle operation in left constant head tank and the right constant head tank, the completion that the bellows bent angle operation can be quick accurate.

In foretell bellows bent angle ware, the left side location body is fixed on the right-hand member of left handle, the right side location body is fixed on the left end of right handle, when left constant head tank and right constant head tank link into a straight flute the right-hand member face of left side location body leans on with the left end face counterbalance of right location body.

The right end face of the left positioning body and the left end face of the right positioning body are abutted to reset limits of the left handle and the right handle, so that the corner piece is convenient to reset, and the corrugated pipe is conveniently fixed in the left positioning groove and the right positioning groove.

In the corrugated pipe corner bending device, a left hinge part is arranged on the front side surface of the left handle or the front side surface of the left positioning body, a right hinge part is arranged on the front side surface of the right handle or the front side surface of the right positioning body, the left hinge part is hinged with the right hinge part, arc-shaped corner surfaces are arranged on the outer side surfaces of the left hinge part or/and the right hinge part, and when the limiting part is abutted against the abutting part, the corner surfaces are positioned between the left positioning body and the right positioning body.

The bend face has a shaping effect on the corrugated pipe in the bend process, so that the situation that the bend of the corrugated pipe is shriveled can be prevented, the bend operation of the corrugated pipe can be quickly and accurately completed, and the appearance of the bend of the corrugated pipe is attractive.

In the above corrugated tube corner piece, the left positioning body is fixed on the upper surface of the left handle, the left positioning groove is formed in the upper surface of the left positioning body, the right positioning body is fixed on the upper surface of the right handle, and the right positioning groove is formed in the upper surface of the right positioning body. Therefore, the corrugated pipe is conveniently placed into the left positioning groove and the right positioning groove, the corrugated pipe after bending is conveniently taken out, and the corrugated pipe bending operation is rapidly completed.

In foretell bellows bent angle ware, limit structure supports to piece including setting up on right handle or the right locating body, be provided with on left handle or the left locating body and support the spacing portion that supports corresponding, spacing portion can support and support on supporting the piece.

In foretell bellows bent angle ware, support to lean on the piece including fixing the fixed part on fixed right handle or the right locating body, threaded connection has the regulation pole on the fixed part, spacing portion can support and lean on the tip of adjusting the pole.

In the corrugated pipe corner bender, the adjusting rod is provided with a rotating cap, and the outer side surface of the rotating cap is provided with an anti-skid bulge. The anti-skidding bulges have an anti-skidding effect, so that the adjusting rod is convenient to rotate, and the limiting angle is convenient to adjust.

In the corrugated pipe corner bending device, the left handle and the right handle are both sleeved with anti-slip sleeves. The anti-skid sleeve has an anti-skid function, so that the bending operation is labor-saving and convenient.

Compared with the prior art, the utility model has the advantages of it is following:

the bellows is embedded into the left positioning groove of the left positioning body and the right positioning groove of the right positioning body, the left handle and the right handle are rotated to enable the bellows to form a bend angle, the bend angle is limited through the limiting structure, and the bellows bend angle operation can be rapidly and accurately completed. The angle of the bend is limited by the abutting of the limiting part and the abutting piece, so that the abutting is stable and accurate during operation; the fixed part is in threaded connection with an adjusting rod, the limiting part is abutted against the end part of the adjusting rod, and the adjusting rod can adjust the bend angle; the left hinge part or/and the right hinge part is/are provided with a corner surface, so that the corner can be prevented from being crushed; these further enable the bellows bending operation to be performed quickly and accurately.

Drawings

FIG. 1 is a top view of the present bellows corner piece as it is being reset;

FIG. 2 is a rear view of the present bellows corner piece as it is being reset;

fig. 3 is a top view of the corrugated tube bending device after the corrugated tube is bent.

In the figure, 1, a left handle; 2. a right handle; 3. a left positioning body; 3a, a left positioning groove; 4. a right positioning body; 4a, a right positioning groove; 5. a left hinge; 6. a right hinge; 7. a corner surface; 8. an abutting member; 8a, a fixed part; 8b, adjusting a rod; 8b1, spin cap; 9. a limiting part; 10. a bellows.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1-3, a corrugated tube bending device comprises a left handle 1 and a right handle 2, wherein the left handle 1 and the right handle 2 are hinged and can rotate relatively, and anti-slip sleeves are sleeved on the left handle 1 and the right handle 2 and are not shown in the figure. The anti-slip sleeve has an anti-slip function, and is made of rubber, so that the grip is comfortable. The right end of the left handle 1 is provided with a left positioning body 3, and the left end of the right handle 2 is provided with a right positioning body 4. The left positioning body 3 is fixed on the upper surface of the left handle 1, and the right positioning body 4 is fixed on the upper surface of the right handle 2. A left hinge part 5 is fixed on the front side surface of the right end of the left handle 1 or the front side surface of the left positioning body 3, a right hinge part 6 is fixed on the front side surface of the left end of the right handle 2 or the front side surface of the right positioning body 4, and the left hinge part 5 is hinged with the right hinge part 6. The left hinge portion 5 is shown below the right hinge portion 6, although the right hinge portion 6 could be below the left hinge portion 5. The outer side surface of the left hinge part 5 is provided with an arc-shaped bent angle surface 7, and the bent angle surface 7 faces the right positioning body 4; or the corner surface 7 is arranged on the outer side surface of the right hinge part 6, and the corner surface 7 faces the left positioning body 3; or the outer side surface of the left hinge part 5 and the outer side surface of the right hinge part 6 are both provided with a bending angle surface 7, the bending angle surface 7 on the left hinge part 5 faces the right positioning body 4, and the bending angle surface 7 on the right hinge part 6 faces the left positioning body 3.

The upper surface of the left positioning body 3 is provided with a left positioning groove 3a for embedding the corrugated pipe 10, and the upper surface of the right positioning body 4 is provided with a right positioning groove 4a for embedding the corrugated pipe 10. When the left handle 1 and the right handle 2 are in the reset position, the left positioning groove 3a and the right positioning groove 4a can be connected into a straight groove. When the left positioning groove 3a and the right positioning groove 4a are connected into a straight groove, the right end surface of the left positioning body 3 is abutted against the left end surface of the right positioning body 4. A limiting structure for limiting the rotation angle of the left handle 1 and the right handle 2 is also arranged between the two handles. Limiting structure supports to piece 8 including setting up on left handle 1 or on the left locating body 3, is provided with on right handle 2 or the right locating body 4 and supports and support the spacing portion 9 that piece 8 is corresponding, and spacing portion 9 can support and lean on to support on 8. When the limiting part 9 is abutted against the abutting piece 8, the bent angle surface 7 is positioned between the left positioning body 3 and the right positioning body 4. The abutting piece 8 comprises a fixing part 8a and an adjusting rod 8b, the fixing part 8a is convexly arranged on the outer side surface of the left hinging part 5, the adjusting rod 8b is in threaded connection with the fixing part 8a, and the limiting part 9 can abut against the end part of the adjusting rod 8 b. The adjusting rod 8b is provided with a rotating cap 8b1, the outer side surface of the rotating cap 8b1 is provided with anti-skid protrusions, and the anti-skid protrusions are provided with a plurality of anti-skid protrusions and are evenly distributed on the rotating cap 8b1 along the circumferential direction. For the sake of simplifying the structure, the adjustment lever 8b may be omitted, and the stopper 9 may abut on the fixing portion 8 a.

Or the limiting structure comprises an abutting part 8 arranged on the right handle 2 or the right positioning body 4, and a limiting part 9 corresponding to the abutting part 8 is arranged on the left handle 1 or the left positioning body 3. The abutting piece 8 comprises a fixing part 8a and an adjusting rod 8b, the fixing part 8a is convexly arranged on the outer side surface of the right hinged part 6, the adjusting rod 8b is in threaded connection with the fixing part 8a, and the limiting part 9 can abut against the end part of the adjusting rod 8 b.

When the corrugated pipe is used, the rotating angles of the left handle 1 and the right handle 2 are adjusted, namely the bending angle of the corrugated pipe 10 is adjusted, the adjusting rod 8b is rotated during adjustment, so that the angles of the left handle 1 and the right handle 2 are proper when the limiting part 9 abuts against the adjusting rod 8 b; then the left handle 1 and the right handle 2 are rotated to enable the right end surface of the left positioning body 3 to be abutted against the left end surface of the right positioning body 4, the left positioning groove 3a and the right positioning groove 4a are connected into a straight groove, namely the left handle 1 and the right handle 2 are in reset positions; then the corrugated pipe 10 is embedded into the left positioning groove 3a and the right positioning groove 4a, and the position of the corrugated pipe 10 is adjusted to ensure that the position of the required bend angle is positioned between the left positioning body 3 and the right positioning body 4; then the left handle 1 and the right handle 2 are rotated, because the corrugated pipe 10 is embedded into the left positioning groove 3a and the right positioning groove 4a, which is equivalent to that two ends of the corrugated pipe 10 rotate relatively, the part of the corrugated pipe 10 between the left positioning body 3 and the right positioning body 4 is bent, and the bent angle of the corrugated pipe 10 is acted by the corner surface 7 in the bending process to form a round angle; until the limiting part 9 is abutted against the end part of the adjusting rod 8b, the rotation of the left handle 1 and the right handle 2 is limited, the corrugated pipe 10 is bent to a required angle, and then the corrugated pipe 10 is taken out to complete the bending operation. Adopt this bellows bent angle ware to carry out bent angle operation to bellows 10 and can once only accomplish, need not adjust the bent angle of bellows 10 repeatedly in the operation process, make the completion that bellows 10 bent angle operation can be quick accurate.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a bellows bent angle ware, includes left hand handle (1) and right hand handle (2), left hand handle (1) and right hand handle (2) are articulated and can rotate relatively, its characterized in that, be provided with left location body (3) on left hand handle (1), be provided with right location body (4) on right hand handle (2), set up left constant head tank (3a) that supply bellows (10) embedding on the left side location body (3), set up right constant head tank (4a) that supply bellows (10) embedding on the right side location body (4), left constant head tank (3a) and right constant head tank (4a) can link into a straight flute, be provided with the limit structure who restricts both turned angles between left hand handle (1) and right hand handle (2).

2. The bellows corner piece according to claim 1, characterised in that the stop arrangement comprises an abutment (8) provided on the left handle (1) or on the left positioning body (3), and a stop portion (9) corresponding to the abutment (8) is provided on the right handle (2) or on the right positioning body (4), the stop portion (9) being able to abut against the abutment (8).

3. The bellows corner piece according to claim 2, characterised in that the abutment (8) comprises a fixing part (8a) fixed on the left handle (1) or on the left positioning body (3), that an adjusting rod (8b) is screwed on the fixing part (8a), and that the limit part (9) can abut on the end of the adjusting rod (8 b).

4. A bellows corner piece according to any one of claims 1-3, wherein the left positioning body (3) is fixed to the right end of the left handle (1), the right positioning body (4) is fixed to the left end of the right handle (2), and the right end face of the left positioning body (3) abuts against the left end face of the right positioning body (4) when the left positioning groove (3a) and the right positioning groove (4a) are connected into a straight groove.

5. A bellows corner piece according to claim 2 or 3, characterised in that the front side of the left handle (1) or the front side of the left positioning body (3) is provided with a left hinge part (5), the front side of the right handle (2) or the front side of the right positioning body (4) is provided with a right hinge part (6), the left hinge part (5) and the right hinge part (6) are hinged, the outer side of the left hinge part (5) or/and the right hinge part (6) is provided with a curved surface (7) in the shape of a circular arc, and the curved surface (7) is located between the left positioning body (3) and the right positioning body (4) when the limiting part (9) abuts against the abutting part (8).

6. The bellows corner piece according to claim 4, characterised in that the left positioning body (3) is fixed on the upper surface of the left handle (1), the left positioning slot (3a) opens out on the upper surface of the left positioning body (3), the right positioning body (4) is fixed on the upper surface of the right handle (2), and the right positioning slot (4a) opens out on the upper surface of the right positioning body (4).

7. The bellows corner piece according to claim 1, characterised in that the stop arrangement comprises an abutment (8) provided on the right handle (2) or on the right positioning body (4), and a stop portion (9) corresponding to the abutment (8) is provided on the left handle (1) or on the left positioning body (3), the stop portion (9) being able to abut against the abutment (8).

8. The bellows corner piece according to claim 7, characterised in that the abutment (8) comprises a fixing part (8a) fixed on the right handle (2) or on the right positioning body (4), in that an adjusting rod (8b) is screwed onto the fixing part (8a), and in that the limit part (9) can abut on the end of the adjusting rod (8 b).

9. Bellows corner connector according to claim 3 or 8, wherein the adjustment rod (8b) has a rotating cap (8b1) thereon, the outer side of the rotating cap (8b1) being provided with anti-slip protrusions.

10. Bellows corner bend according to claim 1 or 2 or 3 or 7 or 8, characterized in that both the left handle (1) and the right handle (2) are fitted with anti-slip covers.