CN214571536U - Lever type cutting device for outer glass tube of solar heat collecting tube - Google Patents

Abstract

The utility model discloses a lever cutting device for outer glass pipe of solar energy collection pipe, including pendulum rod, support and bear the seat, the support is fixed on bearing the seat, the middle part and the support of pendulum rod are articulated, and the left end downside of pendulum rod is provided with the cutting knife, and the right-hand member of pendulum rod and bear and be provided with between the seat and be used for driving the pendulum rod and carry out anticlockwise rotation's drive arrangement. The utility model discloses adjust the articulated position of pendulum rod and drive arrangement's position, under the prerequisite that the space allows, can be appropriate increase drive arrangement and the distance between the pendulum rod articulated shaft, under the unchangeable prerequisite of resistance arm length, reach laborsaving purpose through the length that increases power, reduced staff's intensity of labour, improved work efficiency.

Description

Lever type cutting device for outer glass tube of solar heat collecting tube

Technical Field

The utility model relates to a solar energy collection pipe processing technology field especially relates to a lever cutting device that is used for outer glass pipe of solar energy collection pipe.

Background

The solar high-temperature heat collecting tube comprises an inner metal tube, an outer glass tube and a sealing part for connecting the inner metal tube and the outer glass tube, wherein after the outer glass tube enters a production line, the end part of the outer glass tube is cut off according to the required length except for cleaning and other operations, and the specific method comprises the following steps: the cutting device is abutted against the inner wall of the outer glass tube, then the outer glass tube is rotated, so that the cutting device cuts an annular groove in the outer glass tube, then the outer position of the outer glass tube is heated, the end part of the outer glass tube is automatically separated, and the cutting action is realized.

Wherein the existing cutting device is shown in figure 1, and comprises a swing rod 1-1, a bearing seat 1-2 and a bracket 1-3 arranged on a lifting platform, wherein the bearing seat 1-2 is fixed at the top of the bracket 1-3, the right end of the swing rod 1-1 is hinged with the bearing seat 1-2, the left end of the swing rod 1-1 extends into an outer glass tube 1-4, a supporting surface is arranged on the bearing seat 1-2 and matched with the bottom of the swing rod 1-1 to play a role of safety limit, a screwing ejector rod 1-5 is screwed on the bearing seat 1-2, the screwing ejector rod 1-5 is abutted against the top of the swing rod 1-1, during the actual operation, the outer glass tube 1-4 to be cut is firstly placed on a working platform, the left end of the swing rod 1-1 smoothly enters the outer glass tube 1-4, a cutter 1-6 at the bottom of the left end of the swing rod 1-1 is abutted against the inner surface of the outer glass tube 1-4 in a free state, then a torque is applied to the swing rod 1-1 by operating the screwing ejector rod 1-5, namely the cutter 1-6 extrudes the outer glass tube 1-4, and then the outer glass tube 1-4 is rotated to realize annular cutting.

In the technical scheme, in order to provide enough space for an operator, the screwing ejector rod cannot be arranged at a position close to the hinged shaft at the right end of the swing rod, and the power arm is greatly shorter than the resistance arm, so that great labor is consumed when the screwing ejector rod is operated to extrude the swing rod, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point, provide a lever cutting device that is used for outer glass pipe of solar energy collection pipe to effectively solve the weak point that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a lever type cutting device for an outer glass tube of a solar heat collecting tube comprises a swing rod, a support and a bearing seat, wherein the support is fixed on the bearing seat, the middle of the swing rod is hinged with the support, a cutting knife is arranged on the lower side of the left end of the swing rod, and a driving device used for driving the swing rod to rotate anticlockwise is arranged between the right end of the swing rod and the bearing seat.

Furthermore, a limiting block is arranged on the bracket and matched with the left side of the swing rod.

Furthermore, the swing rod is rotatably connected with the support through a horizontal rotating shaft.

Further, the horizontal distance between the cutting knife and the horizontal rotating shaft is smaller than the distance between the driving device and the horizontal rotating shaft.

Further, the driving device comprises a rotating screw, a mounting seat is fixedly arranged on the bearing seat, the rotating screw is in threaded connection with the mounting seat, and the rotating screw abuts against the bottom of the right end of the oscillating bar.

Furthermore, the bottom of the swing rod is provided with a wear-resistant plate in cooperation with the rotary screw.

The above technical scheme of the utility model following beneficial effect has: the utility model discloses adjust the articulated position of pendulum rod and drive arrangement's position, under the prerequisite that the space allows, can be appropriate increase drive arrangement and the distance between the pendulum rod articulated shaft, under the unchangeable prerequisite of resistance arm length, reach laborsaving purpose through the length that increases power, reduced staff's intensity of labour, improved work efficiency.

Drawings

FIG. 1 is a schematic structural view of an outer glass tube cutting apparatus according to the prior art;

fig. 2 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, the lever type cutting device for the outer glass tube of the solar heat collecting tube in this embodiment includes a swing rod 1, a bracket 2 and a bearing seat 3, the bracket 2 is fixed on the bearing seat 3, the middle of the swing rod 1 is hinged to the bracket 2, a cutting knife 4 is disposed at the lower side of the left end of the swing rod 1, and a driving device for driving the swing rod 1 to rotate counterclockwise is disposed between the right end of the swing rod 1 and the bearing seat 3.

The utility model discloses adjust the articulated position of pendulum rod and drive arrangement's position, under the prerequisite that the space allows, can be appropriate increase drive arrangement and the distance between the pendulum rod articulated shaft, under the unchangeable prerequisite of resistance arm length, reach laborsaving purpose through the length that increases power, reduced staff's intensity of labour, improved work efficiency.

The left side of cooperation pendulum rod 1 is provided with stopper 5 on support 2, and stopper 5 plays the effect of bearing to the left side of support 2, avoids the pendulum rod left side to hang down excessively.

The swing rod 1 is rotatably connected with the bracket 2 through a horizontal rotating shaft 9.

The horizontal distance between the cutting knife 4 and the horizontal rotating shaft 9 is smaller than the distance between the driving device and the horizontal rotating shaft 9.

The driving device comprises a rotating screw rod 6, a mounting seat 7 is fixedly arranged on the bearing seat 3, the rotating screw rod 6 is in threaded connection with the mounting seat 7, the rotating screw rod 6 is abutted to the bottom of the right end of the swing rod 1, specifically, the top end of the rotating screw rod 6 is provided with a spherical structure, and is in contact with the swing rod 1 through the spherical structure, so that the stress of a structural part is more reasonable, the action is smoother, and the bottom of the rotating screw rod 6 is provided with a hand wheel.

The bottom of the swing rod 1 is provided with a wear-resistant sheet 8 in cooperation with the rotary screw 6, so that the wear resistance of the swing rod 1 is improved, and the service life is prolonged.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. The utility model provides a lever cutting device for outer glass pipe of solar energy collection pipe, includes pendulum rod, support and bears the seat, and the support is fixed on bearing the seat, its characterized in that: the middle part of the swing rod is hinged with the support, a cutting knife is arranged on the lower side of the left end of the swing rod, and a driving device used for driving the swing rod to rotate anticlockwise is arranged between the right end of the swing rod and the bearing seat.

2. A lever type cutting device for an outer glass tube of a solar heat collecting tube as claimed in claim 1, wherein: and a limiting block is arranged on the left side of the support matched with the swing rod.

3. A lever type cutting device for an outer glass tube of a solar heat collecting tube as claimed in claim 1, wherein: the swing rod is rotatably connected with the bracket through a horizontal rotating shaft.

4. A lever type cutting device for the outer glass tube of a solar heat collecting tube as claimed in claim 3, wherein: the horizontal distance between the cutting knife and the horizontal rotating shaft is smaller than the distance between the driving device and the horizontal rotating shaft.

5. A lever type cutting device for an outer glass tube of a solar heat collecting tube as claimed in claim 1, wherein: the driving device comprises a rotary screw, a mounting seat is fixedly arranged on the bearing seat, the rotary screw is in threaded connection with the mounting seat, and the rotary screw abuts against the bottom of the right end of the oscillating bar.

6. A lever type cutting device for an outer glass tube of a solar heat collecting tube as claimed in claim 5, wherein: the bottom of the swing rod is provided with a wear-resistant sheet in a matching manner with the rotary screw.

Images