CN216889538U

CN216889538U - Automatic winding and unwinding devices of hosepipe capstan winch

Info

Publication number: CN216889538U
Application number: CN202123017301.XU
Authority: CN
Inventors: 马鸿军; 李保峰; 郭俊丹; 任杰
Original assignee: Henan Ma Che Hung Industrial Co ltd
Current assignee: Henan Ma Che Hung Industrial Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-07-05
Anticipated expiration: 2031-12-03

Abstract

The utility model belongs to the technical field of fire fighting waterlogging drainage vehicles and other special vehicles, and particularly relates to an automatic hose winch retracting device which comprises two racks separated by a plurality of distances, wherein the two racks are fixed above a chassis, the upper parts of the two racks are fixedly connected with the left side and the right side of a winch support through four-bar mechanisms, and the four-bar mechanisms are used for stably lifting the winch support; the hose winding device is characterized in that a plurality of groups of winch mechanisms are arranged on the winch support and used for automatically winding and unwinding a hose, each group of winch mechanisms comprises a power mechanism, two winches and a plurality of support rods, the power mechanisms are fixed on the winch support, one winch is installed at the output end of the power mechanism, the power mechanism enables the winches to rotate, the support rods are evenly arranged between the two opposite winches along the circumference, and the hose is wound on the support rods. The utility model can realize quick and automatic water hose retraction, shorten the rescue time and save the manpower.

Description

Automatic winding and unwinding devices of hosepipe capstan winch

Technical Field

The utility model belongs to the technical field of fire fighting waterlogging drainage vehicles and other special vehicles, and particularly relates to an automatic hose winch retracting device.

Background

At present, the climate of the earth is abnormal, drought and flood disasters are frequent, water is fed into low-lying buildings, underground buildings and civil defense projects, particularly, water cannot be discharged in time in severe disaster areas such as underground tunnels and underground garages, a large number of properties and equipment are damaged, and the generated economic loss is difficult to estimate. Consequently need the drainage special vehicle of big discharge capacity urgently, drainage hosepipe diameter reaches 300mm, leans on the manual work to receive and release the hosepipe, and fire officer soldier is unusual labouring when receiving and releasing the water pipe, also does not benefit to the quick reaction of relief of disaster.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides an automatic water hose winch retracting and releasing device which can realize quick automatic retraction and release of a water hose, shorten rescue time and save manpower.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic hose winch retracting device which comprises two racks which are separated by a plurality of distances, wherein the two racks are fixed above a chassis, the upper parts of the two racks are fixedly connected with the left side and the right side of a winch support through four-bar mechanisms, and the four-bar mechanisms are used for stably lifting the winch support; the hose winding device is characterized in that a plurality of groups of winch mechanisms are arranged on the winch support and used for automatically winding and unwinding a hose, each group of winch mechanisms comprises a power mechanism, two winches and a plurality of support rods, the power mechanisms are fixed on the winch support, one of the winches is installed at the output end of the power mechanism, the power mechanisms enable the winches to rotate, the support rods are evenly arranged between the two opposite winches along the circumference, and the hose is wound on the support rods.

Furthermore, the four-bar mechanism comprises a first connecting rod, a second connecting rod and a hydraulic oil cylinder, the upper end and the lower end of the first connecting rod are respectively in rotating connection with a connecting plate and a rack which are fixed on the winch support through a first pin shaft, the upper end and the lower end of the second connecting rod are respectively in rotating connection with a connecting plate and a rack which are fixed on the winch support through a second pin shaft, the bottom end of the hydraulic oil cylinder is fixed on the first pin shaft at the lower end, and the tail end of a hydraulic rod of the hydraulic oil cylinder is fixed on the second pin shaft at the upper end.

Further, the number of the winch mechanisms is two rows vertically, two groups in each row and four groups in total.

Further, each set of winch mechanism comprises two winches, namely a winch I and a winch II.

Furthermore, the power mechanism comprises a hydraulic motor and a gear set, the gear set comprises a large gear and a small gear which are meshed with each other, the hydraulic motor is fixed on a hydraulic motor support, the hydraulic motor support is fixed on a winch support, an output shaft of the hydraulic motor is fixedly connected with the small gear, and the large gear is fixedly connected with a winch through a plurality of bolts.

Furthermore, each group of winch mechanisms further comprises a connecting shaft, the connecting shaft penetrates through the second winch, the first winch and the large gear and is connected through a bearing, and two ends of the connecting shaft are fixed on the hydraulic motor support and the winch support through mounting seats respectively.

Furthermore, two ends of the support rods are fixedly connected with the first winch and the second winch through bolts respectively.

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

1. the automatic hose winch retracting device is fixed above a vehicle chassis, the whole winch support rotates 90 degrees anticlockwise under the action of thrust of the hydraulic oil cylinder and the limiting action of the four-bar mechanism, the winch support is always kept horizontal in the rotating process, and the winch is lowered from a high position to a low position, so that fire-fighting officers can conveniently take hoses from the winch support.

2. When the hose needs to be used, the hydraulic motor is controlled to be started, the hydraulic motor drives the gear set to rotate, the winch is driven to rotate, and then the hose wound on the supporting rod rotates and is discharged. After finishing using, control hydraulic motor reversal, hydraulic motor drives the gear train and rotates to opposite direction to drive the capstan winch reversal, and then make the hosepipe of emitting draw in, this kind of automatic winding and unwinding devices can realize receiving and unwinding the hosepipe fast, has improved work efficiency, has saved the manpower, is favorable to the quick reaction of drainage work.

Drawings

Fig. 1 is a side view of an automatic hose reel retraction device according to an embodiment of the present invention;

fig. 2 is a front view of the automatic hose reel retraction device according to the embodiment of the present invention.

The reference numbers in the figures denote:

1. the hydraulic winch comprises a rack, 2 parts of a winch support, 3 parts of a winch I, 4 parts of a support rod, 5 parts of a connecting rod I, 6 parts of a connecting rod II, 7 parts of a hydraulic oil cylinder, 8 parts of a pin shaft I, 9 parts of a connecting plate, 10 parts of a pin shaft II, 11 parts of a hydraulic rod, 12 parts of a winch II, 13 parts of a hydraulic motor, 14 parts of a large gear, 15 parts of a small gear, 16 parts of a hydraulic motor support, 17 parts of a connecting shaft and 18 parts of a mounting seat.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments.

As shown in fig. 1 and 2, the automatic hose winch retracting device of the present embodiment includes two frames 1 spaced at a certain distance, and the two frames 1 are fixed above the chassis, play a role in fixing the whole device, and can move along with the chassis. The upper parts of the two racks 1 are fixedly connected with the left side and the right side of the winch support 2 through four-bar mechanisms, and the four-bar mechanisms are used for stably lifting the winch support 2; the winch support 2 is provided with a plurality of groups of winch mechanisms, each group of winch mechanisms realizes automatic retraction of a group of water hoses, and four groups of winch mechanisms are adopted in the embodiment and are longitudinally arranged in an upper row and a lower row, and two groups of winch mechanisms are distributed in each row. Each group of winch mechanisms comprises a power mechanism, two winches and a plurality of support rods 4, each group of winch mechanisms comprises the power mechanism, the two winches and the plurality of support rods 4, preferably six support rods 4 are adopted, the power mechanism is fixed on the winch support 2, one winch is installed at the output end of the power mechanism, the power mechanism enables the winches to rotate, the plurality of support rods 4 are evenly arranged between the two opposite winches along the circumference, and the water hose is wound on the plurality of support rods 4. The two winches are winch one 3 and winch two 12 respectively.

Specifically, the four-bar mechanism comprises a first connecting rod 5, a second connecting rod 6 and a hydraulic oil cylinder 7, wherein the upper end and the lower end of the first connecting rod 5 are respectively in rotary connection with a connecting plate 9 fixed on the winch support 2 and the rack 1 through a first pin shaft 8; the upper end and the lower end of the second connecting rod 6 are respectively and rotatably connected with a connecting plate 9 fixed on the winch bracket 2 and the rack 1 through a second pin shaft 10; the bottom end of the hydraulic oil cylinder 7 is fixed on a first pin shaft 8 at the lower end, and the tail end of a hydraulic rod 11 of the hydraulic oil cylinder 7 is fixed on a second pin shaft 10 at the upper end; under the effect of the thrust of the hydraulic oil cylinder 7, the first connecting rod 5 and the second connecting rod 6 swing leftwards together, so that the winch support 2 stably descends, and fire officers and soldiers can take water conveniently.

The power mechanism comprises a hydraulic motor 13 and a gear set, the gear set comprises a large gear 14 and a small gear 15 which are meshed with each other, the hydraulic motor 13 is fixed on a hydraulic motor support 16 through bolts to realize the fixation of the hydraulic motor 13, the hydraulic motor support 16 is fixed on a winch support 2, an output shaft of the hydraulic motor 13 is fixedly connected with the small gear 15, and the large gear 14 is fixedly connected with a winch I3 through a plurality of bolts; each group of winch mechanisms further comprises a connecting shaft 17, the connecting shaft 17 penetrates through the second winch 12, the first winch 3 and the large gear 14 and is connected with the large gear 14 through bearings, and two ends of the connecting shaft 17 are fixed on the hydraulic motor support 16 and the winch support 2 through mounting seats 18 respectively, so that the first winch 3, the second winch 12 and the large gear 14 are fixed. And two ends of the support rods 4 are fixedly connected with the first winch 3 and the second winch 12 through bolts respectively. The hydraulic motor 13 is used for transmitting power to the first winch 3 and the second winch 12, so that the first winch and the second winch can rotate, and the water hose can be conveniently collected and released.

The working principle is as follows:

firstly, fixing a frame 1 above a chassis, swinging a connecting rod I5 and a connecting rod II 6 together leftwards by the whole winch bracket 2 under the action of the thrust of a hydraulic oil cylinder 7, and lowering a winch from a high position to a low position; controlling the hydraulic motor 13 to start, and driving the gear set to rotate by the hydraulic motor 13 so as to drive the winch to rotate, and further rotating and discharging the water belt wound on the support rod 4; according to actual requirements, 1-4 groups of water belts can be sequentially dismounted for use; after the hose winding machine is used, the hydraulic motor 13 is controlled to rotate reversely, the hydraulic motor 13 drives the gear set to rotate in the opposite direction, the winch is driven to rotate reversely, the discharged hose is folded, and therefore automatic winding and unwinding of the hose are completed.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only used to illustrate the technical solutions of the present invention, and not to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The automatic hose winch retracting device is characterized by comprising two racks which are separated by a plurality of distances, wherein the two racks are fixed above a chassis, the upper parts of the two racks are fixedly connected with the left side and the right side of a winch support through four-bar mechanisms, and the four-bar mechanisms are used for stably lifting the winch support; the hose winding device is characterized in that a plurality of groups of winch mechanisms are arranged on the winch support and used for automatically winding and unwinding a hose, each group of winch mechanisms comprises a power mechanism, two winches and a plurality of support rods, the power mechanisms are fixed on the winch support, one of the winches is installed at the output end of the power mechanism, the power mechanisms enable the winches to rotate, the support rods are evenly arranged between the two opposite winches along the circumference, and the hose is wound on the support rods.

2. The automatic hose winch retracting device according to claim 1, wherein the four-bar mechanism comprises a first connecting bar, a second connecting bar and a hydraulic cylinder, the upper end and the lower end of the first connecting bar are rotatably connected with a connecting plate and a rack which are fixed on a winch support through a first pin shaft, the upper end and the lower end of the second connecting bar are rotatably connected with a connecting plate and a rack which are fixed on the winch support through a second pin shaft, the bottom end of the hydraulic cylinder is fixed on the first pin shaft at the lower end, and the tail end of a hydraulic rod of the hydraulic cylinder is fixed on the second pin shaft at the upper end.

3. The automatic hose winch retraction device according to claim 1, wherein the winch mechanisms are longitudinally arranged in two rows, namely two rows and four groups.

4. The automatic hose reel retraction device according to claim 1, wherein each set of winch mechanisms comprises two winches, namely a first winch and a second winch.

5. The automatic hose winch retracting device according to claim 4, wherein the power mechanism comprises a hydraulic motor and a gear set, the gear set comprises a large gear and a small gear which are meshed with each other, the hydraulic motor is fixed on a hydraulic motor support, the hydraulic motor support is fixed on a winch support, an output shaft of the hydraulic motor is fixedly connected with the small gear, and the large gear is fixedly connected with the first winch through a plurality of bolts.

6. The automatic hose winch retracting device according to claim 5, wherein each group of winch mechanisms further comprises a connecting shaft, the connecting shaft penetrates through the second winch, the first winch and the large gear and is connected through a bearing, and two ends of the connecting shaft are fixed on the hydraulic motor support and the winch support through mounting seats respectively.

7. The automatic hose winch retracting device according to claim 4, wherein two ends of the support rods are fixedly connected with the first winch and the second winch through bolts respectively.