CN215032383U

CN215032383U - Semi-automatic copper pipe pulling tool for refrigerator

Info

Publication number: CN215032383U
Application number: CN202120670295.9U
Authority: CN
Inventors: 任树来; 张贵恒
Original assignee: Zhenjiang Flier Refrigeration Engineering Technology Co ltd
Current assignee: Zhenjiang Flier Refrigeration Engineering Technology Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-12-07
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a semi-automatic copper pipe drawing tool for a refrigerator, which comprises a support frame, wherein the support frame comprises a first support plate, a second support plate, a third support plate and a fourth support plate, and the first support plate, the second support plate, the third support plate and the fourth support plate are sequentially connected end to form a closed rectangular frame; and a driving roller parallel to the driven roller is arranged between the second support plate and the fourth support plate, a second rotating shaft is arranged on the driving roller, and a gap between the driving roller and the driven roller is smaller than the outer diameter of the copper pipe. This a semi-automatic copper pipe frock of pulling out for refrigerator is provided with drive roll and driven voller, because the gap between drive roll and the driven voller is less than the external diameter of copper pipe, when the copper pipe inserts the gap, open positive and negative motor and drive the drive roll and rotate, the drive roll rotates and gives the outside power of drawing of copper pipe, and the driven voller compresses tightly the copper pipe because of the contact and plays the effect that an supplementary outside was drawn, both mutually support for the drawing of copper pipe labour saving and time saving more, raise the efficiency.

Description

Semi-automatic copper pipe pulling tool for refrigerator

Technical Field

The utility model relates to a semi-automatic copper pipe frock of pulling out for refrigerator.

Background

The lithium bromide absorption refrigerating unit has the advantages of no pollution to the atmosphere, no explosion hazard, quiet and stable operation and the like because of being capable of utilizing energy sources such as waste heat and the like, and is selected by users in the broad market.

However, the essence of the refrigerator is a shell-and-tube heat exchanger composed of a large number of copper tubes, and damage such as frost crack, corrosion, blockage, damage and the like of the copper tubes cannot be avoided due to improper operation and use in the use process.

The refrigerator body cost is very high, the cost required during moving and installation is also very high, and the refrigerator unit is generally installed in special machine rooms such as basements, and a plurality of units are inconvenient to move out.

Therefore, when the copper pipe is damaged, the copper pipe is replaced and maintained very cost-effectively, time-effectively and material-effectively, so that the copper pipe replacement work is inevitable.

Traditional refrigerating unit is the manpower when changing the copper pipe and is in the operation, relies on the manpower to pull out copper pipe one by one, needs more than two people to make a concerted effort under the usual condition and can pull out to meet the age, or the copper pipe spalling's condition people also is difficult to pull out, and the operation degree of difficulty is very big, and the manpower consumption is very big.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a semi-automatic copper pipe frock of pulling out for refrigerator to solve the refrigerating unit that proposes in the above-mentioned background art and be the manpower when changing the copper pipe in the operation, rely on the manpower to pull out one copper pipe, need make a concerted effort more than two people under the normal conditions and just can pull out and move, and meet the year of use long, or the condition people of copper pipe spalling also is difficult to pull out, the operation degree of difficulty is very big, the very big problem of manpower consumption.

In order to achieve the above object, the utility model provides a following technical scheme: a semi-automatic copper pipe drawing tool for a refrigerator comprises a support frame, wherein the support frame comprises a first support plate, a second support plate, a third support plate and a fourth support plate, and the first support plate, the second support plate, the third support plate and the fourth support plate are sequentially connected end to form a closed rectangular frame;

the first support plate and the third support plate are arranged in parallel, the second support plate and the fourth support plate are arranged in parallel, bearing seats are symmetrically arranged on the second support plate and the fourth support plate, a driven roller is arranged between the two bearing seats, and a first rotating shaft is arranged on the driven roller;

and a driving roller parallel to the driven roller is arranged between the second support plate and the fourth support plate, a second rotating shaft is arranged on the driving roller, and a gap between the driving roller and the driven roller is smaller than the outer diameter of the copper pipe.

Preferably, bearing seats for mounting the second rotating shaft are also arranged on the second support plate and the fourth support plate, and two ends of the second rotating shaft are provided with rotating bearings which are matched with the bearing seats to realize rotation.

Preferably, a positive and negative motor for controlling the rotation of the driving roller is arranged at one end of the second rotating shaft on the second support plate or the fourth support plate.

Preferably, the four bearing seats are all provided with thrust rods for supporting, and the four thrust rods are arranged in parallel.

Preferably, the thrust rod is a telescopic rod, and the length of the extended thrust rod is not more than two meters.

Preferably, the outer end of the thrust rod is provided with support legs, and the support legs are uniformly provided with screw holes.

Preferably, the support leg is in a cross-shaped structure, and the thrust rod is located at the center of the support leg.

Compared with the prior art, the utility model discloses an advantage and benefit:

the utility model is provided with the driving roller and the driven roller, because the gap between the driving roller and the driven roller is smaller than the outer diameter of the copper pipe, when the copper pipe is inserted into the gap, the positive and negative motors are opened to drive the driving roller to rotate, the driving roller rotates to give an outward pulling force to the copper pipe, and the driven roller plays an auxiliary outward pulling role because the copper pipe is compressed by contact, and the driving roller and the driven roller are mutually matched for use, so that the copper pipe pulling operation is more time-saving and labor-saving, and the efficiency is improved;

the utility model is provided with the thrust rod, so that the support frame, the driven roller and the driving roller can be suspended at the upper part bearing position or supported on the ground according to the requirement of the actual field to fix the position of the whole tool; the support legs are arranged on the thrust rod, so that the contact area between the thrust rod and the ground can be increased, the stability of the overall placement of the tool is improved, and the screw holes are formed in the support legs, so that the mounting and the fixing of the thrust rod during suspension are facilitated; the thrust rod is the telescopic link, can adjust the length of thrust rod according to actual demand to the length in adjustment workman operation space improves the suitability of whole frock.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a support frame; 11. a first support plate; 12. a second support plate; 13. a third support plate; 14. a fourth support plate; 2. a bearing seat; 3. a driven roller; 31. a first rotating shaft; 4. a drive roll; 41. a second rotating shaft; 5. a positive and negative motor; 6. a thrust rod; 7. a support leg; 71. and a screw hole.

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. 1-2, the present invention provides a technical solution: a semi-automatic copper pipe drawing tool for a refrigerator comprises a support frame 1, wherein the support frame 1 comprises a first support plate 11, a second support plate 12, a third support plate 13 and a fourth support plate 14, and the first support plate 11, the second support plate 12, the third support plate 13 and the fourth support plate 14 are sequentially connected end to form a closed rectangular frame;

the first support plate 11 and the third support plate 13 are arranged in parallel, the second support plate 12 and the fourth support plate 14 are symmetrically provided with bearing seats 2, a driven roller 3 is arranged between the two bearing seats 2, and the driven roller 3 is provided with a first rotating shaft 31;

be provided with the drive roll 4 that is parallel with driven voller 3 between second extension board 12 and the fourth extension board 14, and be provided with second axis of rotation 41 on the drive roll 4, the gap between drive roll 4 and the driven voller 3 is less than the external diameter of copper pipe, be provided with drive roll 4 and driven voller 3, because the gap between drive roll 4 and the driven voller 3 is less than the external diameter of copper pipe, when the copper pipe inserts the gap, open positive and negative motor 5 and drive roll 4 and rotate, drive roll 4 rotates and gives the outside power of drawing of copper pipe, and driven voller 3 compresses tightly the copper pipe because of the contact and plays an auxiliary outside effect of drawing, both use of mutually supporting, make the operation of drawing of copper pipe labour saving and time saving more, and efficiency is improved.

Further, the second support plate 12 and the fourth support plate 14 are also provided with a bearing seat 2 for mounting the second rotating shaft 41, and two ends of the second rotating shaft 41 are both provided with rotating bearings adapted to the bearing seat 2 to realize rotation.

Further, a forward and reverse motor 5 for controlling the rotation of the driving roller 4 is arranged at one end of the second rotating shaft 41 on the second support plate 12 or the fourth support plate 14.

Furthermore, four bearing seats 2 are all provided with thrust rods 6 for supporting, and the four thrust rods 6 are arranged in parallel, so that the support frame 1, the driven roller 3 and the driving roller 4 can be suspended at the upper bearing position or supported on the ground according to the requirements of an actual field to fix the position of the whole tool.

Further, the thrust rod 6 is a telescopic rod, the length of the extended thrust rod 6 is not more than two meters, the thrust rod 6 is a telescopic rod, the length of the thrust rod 6 can be adjusted according to actual requirements, the length of an operation space of workers is adjusted, and the applicability of the whole tool is improved.

Further, the outer end of the thrust rod 6 is provided with the support leg 7, the screw holes 71 are evenly formed in the support leg 7, the support leg 7 is arranged on the thrust rod 6, the contact area between the support leg 7 and the ground can be increased, the overall placement stability of the tool is improved, the screw holes 71 are formed in the support leg 7, and the thrust rod 6 can be conveniently mounted and fixed during hanging.

Furthermore, the support legs 7 are in a cross-shaped structure, and the thrust rods 6 are located at the center positions of the support legs 7, so that the support legs 7 are stressed uniformly, the stability is improved, and side turning is prevented.

The working principle is as follows: for the semi-automatic copper pipe drawing tool for the refrigerating machine, firstly, the thrust rod 6 is adjusted to a proper length according to actual conditions so as to adjust the length of an operation space of a worker in a matching manner, then, the support frame 1, the driven roller 3 and the driving roller 4 are hung at the upper part bearing position or supported on the ground according to the requirements of an actual field so as to fix the position of the whole tool, when the tool is supported on the ground, the cross structure and the arrangement position of the support legs 7 can enable the stress of the whole tool to be uniform, and the contact area of the thrust rod 6 and the ground is increased, so that the stability of the whole tool is improved, and when the tool is hung at the upper part bearing position, the tool can be installed and fixed by utilizing the screw hole 71 and a bolt;

treat all readiness, the workman is manual pulls out suitable length with the copper pipe, until the copper pipe can insert the gap between drive roll 4 and the driven voller 3, open positive and negative motor 5 this moment, confirm positive and negative motor 5's rotation direction according to the mounted position of frock, positive and negative motor 5 drives drive roll 4 and rotates, drive roll 4 rotates the power of outwards pulling for the copper pipe, and driven voller 3 compresses tightly the copper pipe because of the contact and plays an supplementary effect of outwards pulling, both use of mutually supporting for the operation of pulling out of copper pipe is labour saving and time saving more, treat that the copper pipe pulls out and close positive and negative motor 5, the utility model relates to a relevant technique of positive and negative motor is for the prior art that has disclosed, accomplish the whole use of the semi-automatic copper pipe frock of pulling out that is used for the refrigerator just so.

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 a semi-automatic copper pipe frock of pulling out for refrigerator which characterized in that: the supporting frame (1) comprises a first supporting plate (11), a second supporting plate (12), a third supporting plate (13) and a fourth supporting plate (14), and the first supporting plate (11), the second supporting plate (12), the third supporting plate (13) and the fourth supporting plate (14) are sequentially connected end to form a closed rectangular frame;

the first support plate (11) and the third support plate (13) are arranged in parallel, the second support plate (12) and the fourth support plate (14) are arranged in parallel, bearing seats (2) are symmetrically arranged on the second support plate (12) and the fourth support plate (14), a driven roller (3) is arranged between the two bearing seats (2), and a first rotating shaft (31) is arranged on the driven roller (3);

a driving roller (4) parallel to the driven roller (3) is arranged between the second support plate (12) and the fourth support plate (14), a second rotating shaft (41) is arranged on the driving roller (4), and a gap between the driving roller (4) and the driven roller (3) is smaller than the outer diameter of the copper pipe.

2. The semi-automatic copper pipe drawing tool for the refrigerating machine according to claim 1, characterized in that: and bearing seats (2) for mounting second rotating shafts (41) are also arranged on the second support plate (12) and the fourth support plate (14), and rotating bearings matched with the bearing seats (2) to realize rotation are arranged at two ends of each second rotating shaft (41).

3. The semi-automatic copper pipe drawing tool for the refrigerating machine according to claim 1, characterized in that: and a positive and negative motor (5) for controlling the driving roller (4) to rotate is arranged at one end of the second rotating shaft (41) on the second support plate (12) or the fourth support plate (14).

4. The semi-automatic copper pipe drawing tool for the refrigerating machine according to claim 1, characterized in that: and four thrust rods (6) for supporting are arranged on the bearing seats (2), and the four thrust rods (6) are arranged in parallel.

5. The semi-automatic copper pipe drawing tool for the refrigerating machine according to claim 4, wherein: the thrust rod (6) is a telescopic rod, and the length of the extended thrust rod (6) is not more than two meters.

6. The semi-automatic copper pipe drawing tool for the refrigerating machine according to claim 4, wherein: the outer end of the thrust rod (6) is provided with a support leg (7), and the support leg (7) is uniformly provided with screw holes (71).

7. The semi-automatic copper pipe drawing tool for the refrigerating machine according to claim 6, characterized in that: the supporting leg (7) is in a cross structure, and the thrust rod (6) is located in the center of the supporting leg (7).