CN219906781U - Hoisting frame for submersible propeller - Google Patents

Abstract

The utility model relates to the field of hoisting equipment, in particular to a hoisting frame for a submersible propeller. Comprises a base; the support tube is detachably arranged on the base; the first positioning pin seats are uniformly provided with a plurality of through holes at intervals, and first positioning pins are detachably arranged in the through holes; rotating the pin base; the first pulley seat is arranged at the top end of the supporting tube and is provided with a first pulley; the lower end of the suspension arm is rotationally connected with the rotating pin seat through a rotating pin, and a hand winch is arranged near the lower end; the upper end of the second pulley seat is provided with a second positioning pin, the middle part of the second pulley seat is connected with the upper end of the suspension arm, and the lower end of the second pulley seat is provided with a second pulley; limiting the steel wire rope; and hoisting the steel wire rope. The lifting range, the height and the angle of the utility model can be adjusted according to the placement position of the submersible propeller at the bottom of the sewage pool and the installation position of the base, and the utility model has wide application range.

Description

Hoisting frame for submersible propeller

Technical Field

The utility model relates to the field of hoisting equipment, in particular to a hoisting frame for a submersible propeller.

Background

A submersible propeller is a machine for water circulation, which is used in the petrochemical industry, mainly in aeration tanks and anaerobic tanks of sewage treatment plants, which produces strong water flows with low tangential flow, which can be used for water circulation in tanks and creation of water flows in nitrification, denitrification and dephosphorization stages, etc.

Because the submersible propeller is placed at the bottom of the sewage pool, after the submersible propeller fails, the submersible propeller needs to be lifted from the bottom of the sewage pool to a reinforced concrete structure at the outer edge of the top surface of the sewage pool, then transported to a maintenance site for maintenance, and then relocated to a placement position at the bottom of the sewage pool after the maintenance is completed.

The general way to lift and lower the underwater vehicle is to manually lift and lower the vehicle or by means of an auxiliary support. The manpower promotes and descends not only that the efficiency of construction is lower to because the used diving propeller quality of sewage plant is heavier, so promote with the in-process of lowering, firstly damage diving propeller easily, secondly constructor holds wire rope infirm, causes the personal injury easily. The auxiliary support is generally limited in use, cannot be effectively adjusted according to the placement position of the underwater propeller, and sometimes cannot be used.

Disclosure of Invention

The utility model provides a lifting frame for a submersible propeller, and aims to solve the problems that the construction efficiency is low, the safety is low, and effective adjustment cannot be performed according to the placement position of the submersible propeller in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a hoisting frame for a submersible propeller, comprising:

a base;

the support tube is detachably arranged on the base;

the first positioning pin seat is arranged in the middle of the left side of the supporting tube, a plurality of through holes are uniformly formed in the middle at intervals, and first positioning pins are detachably arranged in the through holes;

the rotating pin seats are arranged near the middle part of the right side of the supporting tube at uniform intervals;

the first pulley seat is arranged at the top end of the supporting tube and is provided with a first pulley;

the lower end of the suspension arm is rotationally connected with the rotating pin seat through a rotating pin, and a hand winch is arranged near the lower end;

the upper end of the second pulley seat is provided with a second positioning pin, the middle part of the second pulley seat is connected with the upper end of the suspension arm, and the lower end of the second pulley seat is provided with a second pulley;

one end of the limiting steel wire rope is connected with the first locating pin, and the other end of the limiting steel wire rope bypasses the first pulley and is connected with the second locating pin;

and one end of the hoisting steel wire rope is connected with the hand winch, and the other end of the hoisting steel wire rope bypasses the second pulley and is detachably connected with the underwater propeller.

Further, the base comprises a square plate and a short round pipe vertically arranged at the center of the upper surface of the square plate, and a plurality of through holes are formed in the square plate.

Further, the supporting tube is a round tube, and the bottom end of the supporting tube is detachably and rotatably embedded into the short round tube of the base.

Further, the number of the rotating pin seats is two.

Further, the first positioning pin seat comprises two rectangular long narrow plates which are symmetrical and provided with a plurality of vertical through holes.

Further, circle knots are arranged at two ends of the limiting steel wire rope.

The beneficial effects achieved by the utility model are as follows:

the hoisting range, the height and the angle of the utility model can be adjusted according to the placement position of the submersible propeller at the bottom of the sewage pool and the installation position of the base, and the utility model has wide application range;

the design that the support tube and the base are separable, because the maintenance period of the submersible propeller is longer, one sewage treatment plant can be provided with a plurality of bases, and only a plurality of the submersible propeller can be provided with the submersible propeller, so that the use cost is reduced;

the hand winch is a bidirectional self-locking hand winch, the process of lifting and lowering the underwater propeller is safe and reliable, personal injury is avoided, and the working efficiency is improved;

compared with manpower, the utility model lifts and lowers the underwater propeller, firstly, the working efficiency is improved, and secondly, the risk of damage to the underwater propeller is avoided;

the utility model has simple structure and convenient and quick use;

the utility model has the advantages of light structure and convenient installation and disassembly.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model.

Fig. 3 is a schematic view of the structure of the base and support tube of the present utility model when separated.

In the figure, 1, a base; 2. a base fixing bolt; 3. a support tube; 4. a first positioning pin seat; 5. a first pulley mount; 6. a first positioning pin; 7. a first pulley; 8. limiting the steel wire rope; 9. a second positioning pin; 10. rotating the pin base; 11. a rotation pin; 12. a suspension arm; 13. a second pulley seat; 14. a second pulley; 15. hand winch; 15-1, winch rocking handle; 15-2, hoisting the steel wire rope; 16. a base.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 to 3, the present utility model provides a lifting frame for a submersible propeller, comprising:

a base 1;

the support tube 3 is detachably arranged on the base 1;

the first positioning pin seat 4 is arranged in the middle of the left side of the supporting tube 3, a plurality of through holes are uniformly formed in the middle at intervals, and a first positioning pin 6 is detachably arranged in each through hole;

the number of the rotating pin seats 10 is a plurality, and the rotating pin seats are uniformly arranged near the middle part of the right side of the supporting tube 3 at intervals;

the first pulley seat 5 is arranged at the top end of the supporting tube 3 and is provided with a first pulley 7;

the lower end of the suspension arm 12 is rotationally connected with the rotation pin seat 10 through a rotation pin 11, and a hand winch 15 is arranged near the lower end;

the second pulley seat 13 is provided with a second positioning pin 9 at the upper end, the middle part is connected with the upper end of the suspension arm 12, and a second pulley 14 is arranged at the lower end;

one end of the limiting steel wire rope 8 is connected with the first locating pin 6, and the other end of the limiting steel wire rope bypasses the first pulley 7 and is connected with the second locating pin 9;

and one end of the hoisting steel wire rope 15-2 is connected with the hand winch 15, and the other end bypasses the second pulley 14 and is detachably connected with the underwater propeller.

The base 1 comprises a square plate and a short round tube vertically arranged at the center of the upper surface of the square plate, a plurality of through holes are formed in the square plate, and the base 1 is fixedly arranged on the upper surface of the base 16 through base fixing bolts 2 penetrating through the through holes of the square plate; the bottom end part of the supporting tube 3 is detachably inserted into a short round tube of the base 1.

The base fixing bolt 2 is an expansion bolt, and passes through a through hole formed in a square plate of the base 1 to fixedly arrange the base 1 on the upper surface of the base 16.

The support tube 3 is a circular tube, and the bottom end part of the support tube is detachably inserted into the short circular tube of the base 1, so that the support tube 3 can be rotatably arranged in the short circular tube of the base 1; the middle part of one side (i.e. the left side) of the supporting tube 3 far away from the suspension arm 12 is fixedly provided with a first positioning pin seat 4; two rotary pin seats 10 are sequentially and fixedly arranged in the middle of one side (namely the right side) of the support tube 3, which is close to the suspension arm 12, from top to bottom; the top end of the supporting tube 3 is fixedly provided with a first pulley seat 5.

The first positioning pin seat 4 comprises two rectangular long narrow plates which are symmetrical and provided with a plurality of vertical through holes, and the symmetrical through holes are used for detachably inserting the first positioning pins 6.

The first pulley seat 5 is used for rotatably arranging a first pulley 7.

The first positioning pin 6 is detachably penetrated into the vertical through holes symmetrically formed in the first positioning pin seat 4, and one end of the limiting steel wire rope 8 is fixedly arranged on the first positioning pin seat 4 through a circle knot penetrating into one end of the limiting steel wire rope 8.

The first pulley 7 is rotatably arranged on the first pulley seat 5 and is used for sliding contact with the middle section part of the limiting steel wire rope 8.

The two ends of the limiting steel wire rope 8 are provided with circular knots for penetrating into the first positioning pin 6 and the second positioning pin 9 respectively; one end of the limiting wire rope 8 is fixedly arranged on the second pulley seat 13 through the second locating pin 9, and the other end of the limiting wire rope 8 is fixedly arranged on the first locating pin seat 4 through the first locating pin 6 after being in sliding contact with the first pulley 7, so that the limiting wire rope 8 plays a role in adjusting the lifting angle of the suspension arm 12.

The second positioning pin 9 detachably penetrates into a through hole formed in the second pulley seat 13, and one end of the limiting steel wire rope 8 is fixedly arranged on the second pulley seat 13 by penetrating into a circular knot arranged at the other end of the limiting steel wire rope 8.

The rotating pin seat 10 comprises two rectangular square plates, through holes are symmetrically formed and used for detachably penetrating into the rotating pin 11, and the rotating pin 11 penetrates into the through hole formed in one end, far away from the second pulley seat 13, of the suspension arm 12, so that the suspension arm 12 can be rotatably arranged on the rotating pin seat 10.

The rotation pin 11 is detachably inserted into a through hole symmetrically opened in the rotation pin seat 10, and the rotation pin 11 is inserted into a through hole opened at one end of the boom 12 far away from the second pulley seat 13, so that the boom 12 can be rotatably arranged on the rotation pin seat 10.

The suspension arm 12 is of a square tube structure, one end far away from the second pulley seat 13 is provided with a through hole for penetrating the rotating pin 11, and the suspension arm 12 can be rotatably arranged on the rotating pin seat 10; the bottom end part of the suspension arm 12 is fixedly provided with a hand winch 15; the top end of the suspension arm 12 is fixedly provided with a second pulley seat 13.

The second pulley seat 13 comprises two rectangular plates and is fixedly arranged at the top end of the suspension arm 12. The upper end part of the second pulley seat 13 is symmetrically provided with through holes, and the lower end part is rotatably provided with a second pulley 14.

The second pulley 14 is rotatably provided at a lower end portion of the second pulley mount 13 for slidably contacting the hoist wire rope 15-2.

The hand winch 15 is a bidirectional self-locking winch, the wire rope is provided with a self-locking structure in the process of winding and unwinding, the winch rocking handle 15-1 is rotated, the hoisting wire rope 15-2 starts to be wound and unwound, the winch rocking handle 15-1 is stopped, the hoisting wire rope 15-2 stops to be wound and unwound, and the process of hoisting the underwater propeller is safe and reliable.

The winch rocking handle 15-1 is of a self structure of a hand winch 15 and is used for rotating the winch rocking handle 15-1 to retract and release the hoisting steel wire rope 15-2.

One end of the hoisting steel wire rope 15-2 is fixedly arranged on the submersible propeller body, and one end far away from the submersible propeller is detachably arranged on the winding drum of the hand winch 15.

The specific use is as follows:

firstly, a base 1 is fixedly arranged at a proper position of a reinforced concrete structure at the outer edge of the top surface of a sewage pool by using a base fixing bolt 2 on the reinforced concrete structure at the outer edge of the top surface of the sewage pool for placing a submersible propeller;

when the underwater propeller breaks down and needs to be maintained, firstly, the bottom end of the supporting tube 3 is inserted into a short circular tube of the base 1, and the supporting tube 3 can stably rotate in the base 1 after being inserted;

further according to the placement position of the submersible propeller at the bottom of the sewage pool, the suspension arm 12 is arranged on the rotary pin seat 10 with proper lifting height through the rotary pin 11, and the lifting angle of the suspension arm 12 is adjusted through the first positioning pin 6, the limiting steel wire rope 8 and the second positioning pin 9;

further installing a hoisting steel wire rope 15-2 which is fixed on the top surface of the sewage pool and is connected with the body of the underwater propeller on a winding drum of a hand winch 15;

further turning the winch crank 15-1 to lift the submersible propeller;

after the submersible propeller is lifted, the suspension arm 12 is rotated to enable the support tube 3 to rotate until the submersible propeller is positioned above the reinforced concrete structure at the outer edge of the top surface of the sewage pool;

further reversely rotating the winch rocking handle 15-1 to lower the submersible propeller on the reinforced concrete structure at the outer edge of the top surface of the sewage pool;

further, the hoisting steel wire rope 15-2 fixed on the submersible vehicle body can be detached, and the submersible vehicle is transported to a maintenance site for maintenance;

after the maintenance is completed, transferring the submersible propeller to a reinforced concrete structure at the outer edge of the top surface of the sewage pool;

further installing a hoisting steel wire rope 15-2 on the underwater propulsor body;

further rotating the rotating winch rocking handle 15-1 to lift the submersible propeller, rotating the suspension arm 12 to enable the support tube 3 to rotate to the position above the bottom of the sewage pool where the submersible propeller is placed;

further reversely rotating the rotary winch rocking handle 15-1 to lower the submersible propeller to the pool bottom placement position of the sewage pool;

the hoisting wire rope 15-2 detached from the reel of the hand winch 15 is further fixed on the base 1 or the fixed position of the reinforced concrete structure at the outer edge of the top surface of the sewage pool, the hoisting work of the submersible propeller can be completed, and the utility model can be further installed or detached from the base 1 according to the use requirement.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (6)

1. A lifting frame for a submersible propeller, comprising:

a base (1);

the support tube (3) is detachably arranged on the base (1);

the first positioning pin seat (4) is arranged in the middle of the left side of the supporting tube (3), a plurality of through holes are uniformly formed in the middle at intervals, and first positioning pins (6) are detachably arranged in the through holes;

the number of the rotating pin seats (10) is a plurality, and the rotating pin seats are uniformly arranged near the middle part of the right side of the supporting tube (3) at intervals;

the first pulley seat (5) is arranged at the top end of the supporting tube (3) and is provided with a first pulley (7);

the lower end of the suspension arm (12) is rotationally connected with the rotation pin seat (10) through a rotation pin (11), and a hand winch (15) is arranged near the lower end;

the upper end of the second pulley seat (13) is provided with a second positioning pin (9), the middle part of the second pulley seat is connected with the upper end of the suspension arm (12), and the lower end of the second pulley seat is provided with a second pulley (14);

one end of the limiting steel wire rope (8) is connected with the first locating pin (6), and the other end of the limiting steel wire rope bypasses the first pulley (7) and is connected with the second locating pin (9);

and one end of the hoisting steel wire rope (15-2) is connected with the hand winch (15), and the other end of the hoisting steel wire rope bypasses the second pulley (14) and is detachably connected with the underwater propeller.

2. A lifting frame for a submersible propeller according to claim 1, characterized in that: the base (1) comprises a square plate and a short round pipe vertically arranged at the center of the upper surface of the square plate, and a plurality of through holes are formed in the square plate.

3. A lifting frame for a submersible propeller according to claim 1, characterized in that: the support tube (3) is a circular tube, and the bottom end of the support tube (3) is detachably and rotatably embedded into the short circular tube of the base (1).

4. A lifting frame for a submersible propeller according to claim 1, characterized in that: the number of the rotating pin seats (10) is two.

5. A lifting frame for a submersible propeller according to claim 1, characterized in that: the first positioning pin seat (4) comprises two rectangular long narrow plates which are symmetrical and provided with a plurality of vertical through holes.

6. A lifting frame for a submersible propeller according to claim 1, characterized in that: and circular knots are arranged at two ends of the limiting steel wire rope (8).