CN218174540U

CN218174540U - Lifting device is used in installation of central air conditioning tuber pipe

Info

Publication number: CN218174540U
Application number: CN202222645893.8U
Authority: CN
Inventors: 江峰
Original assignee: Shandong Tongfang Jiahe Co ltd
Current assignee: Shandong Tongfang Jiahe Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-30
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a lifting device is used in installation of central air conditioning tuber pipe relates to central air conditioning installation technical field. The lifting device comprises a frame, wherein a vertically telescopic fork shearing frame and a driving device for driving the fork shearing frame to stretch are arranged on the frame, and a supporting platform is arranged at the top of the fork shearing frame; the supporting platform comprises a horizontally arranged bedplate, vertical plates extending upwards are arranged on two sides of the bedplate respectively, a plurality of supporting rods are rotatably arranged on the inner sides of the vertical plates, and elastic parts used for blocking the supporting rods from rotating downwards are arranged between the supporting rods and the bedplate. The utility model discloses, can carry out the lifting to tubular structure and square tuber pipe, carry out the lifting operation through the mode of placing naturally, improve lifting operating efficiency, avoid the centre gripping deformation risk of tuber pipe.

Description

Lifting device is used in installation of central air conditioning tuber pipe

Technical Field

The utility model relates to a central air conditioning installs technical field, specifically is a lifting device is used in installation of central air conditioning tuber pipe.

Background

The central air conditioning system consists of a cold and heat source system and an air conditioning system. The refrigerating system provides required cold energy for the air conditioning system to offset the cold load of the indoor environment; the heating system provides heat to the air conditioning system to offset the heat load of the indoor environment.

In the installation of the central air conditioner, a large number of air pipes are needed to be connected between an air conditioner external unit and an air conditioner internal unit, and the air pipes of the central air conditioner are usually erected on the roof of a building and need to be hoisted by a large number of hangers.

For solving the problem that traditional artifical hoist and mount wastes time and energy and have the operation safety, chinese patent application No. 201921542406.7 discloses tuber pipe installation lifting machine for central air conditioning installation, the on-line screen storage device comprises a base, the both ends fixedly connected with support frame of both sides about the base, the first push cylinder of bottom fixedly connected with of support frame, the bottom swing joint of first push cylinder has first catch bar, the bottom fixedly connected with bottom plate of first catch bar, both ends fixedly connected with second push cylinder about the base upper surface, the upper end swing joint of second push cylinder has the second catch bar, the upper end fixedly connected with backup pad of second catch bar, the both ends fixedly connected with curb plate of backup pad upper surface. This kind of tuber pipe installation lifting machine is used in central air conditioning installation promotes bottom plate support ground through first promotion jar, and stability when improving the device and putting promotes the fixed tuber pipe of splint through the third, and the stability of tuber pipe plays the buffer protection effect through compression spring when improving and transporting, promotes the jar through the second and promotes the tuber pipe.

In the prior art, the air pipe is fixed in a clamping manner, and only partial cylindrical air-conditioning air pipes can be automatically lifted and installed. Firstly, through arc staple bolt centre gripping tuber pipe, can't promote the tuber pipe of some square structures, secondly can lead to the fact certain pressure to the tuber pipe through the method that the centre gripping promoted, there is the danger that the extrusion tuber pipe caused deformation, and the centre gripping process is comparatively loaded down with trivial details simultaneously, influences tuber pipe lifting operating efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting device is used in installation of central air conditioning tuber pipe can carry out the lifting to tubular structure and square tuber pipe, carries out the lifting operation through the mode of placing naturally, improves the lifting operating efficiency, avoids the centre gripping deformation risk of tuber pipe.

In order to achieve the above purpose, the utility model provides a following technical scheme: a lifting device for installing a central air-conditioning air pipe comprises a frame, wherein a scissor rack capable of vertically extending and retracting and a driving device for driving the scissor rack to extend and retract are arranged on the frame, and a supporting platform is arranged at the top of the scissor rack;

the support platform comprises a horizontally arranged platform plate, vertical plates extending upwards are arranged on two sides of the platform plate respectively, a plurality of support rods are rotatably arranged on the inner sides of the vertical plates, and elastic pieces used for blocking the support rods from rotating downwards are arranged between the support rods and the platform plate.

Preferably, slide rails and slide blocks matched with the slide rails are arranged at the top of the frame and the bottom of the supporting platform, and the fork rods at the two ends of the fork shearing frame are hinged with the corresponding slide rails.

Preferably, the driving device is an electric push rod arranged at the top of the frame, and a push arm of the electric push rod is fixedly connected with a fork frame shaft at the bottom of the fork shearing frame.

Preferably, sleeves are correspondingly arranged at the top of the bedplate and the bottom of the support rod, and the elastic part is a spring arranged in the sleeve.

Preferably, the vertical plate is provided with a limiting part extending inwards, and the vertical distance between the two extending parts is smaller than the length of the supporting rod.

Preferably, a plurality of telescopic rods are arranged around the frame, a positioning rod with an axis extending vertically is arranged at the suspended end of each telescopic rod, and the telescopic rods are connected with the positioning rod in a threaded fit mode.

Preferably, the frame is a rectangular mechanism, the four corners of the frame are welded with storage barrels, and the telescopic rod is arranged in the storage barrels in a sliding mode.

Preferably, a foot plate is arranged at the bottom of the positioning rod, and a driving rod horizontally arranged is arranged at the top of the positioning rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, place the tuber pipe on the die-pin at saddle top, under the pressure effect of tuber pipe, the die-pin of saddle both sides rotates downwards, and all die-pins form that both sides are high, the low stress face in the middle of, and the stable top intermediate position that is in the die-pin of tuber pipe prevents the in-process landing of tuber pipe by the fork frame lifting, and this kind of lifting mode of placing naturally not only is applicable to the pipe tuber pipe, still is applicable to the lifting operation of square tuber pipe.

2. The utility model discloses, the mode of placing through nature carries out the lifting operation, omits traditional promotion mode clamping process, reduces tuber pipe dead time, improves lifting operating efficiency, has also avoided the centre gripping deformation risk of tuber pipe simultaneously.

3. The utility model discloses, the die-pin with be provided with between the platen and be used for hindering the downward pivoted spring of die-pin through the cushioning effect of spring, reduces the impact force when placing the tuber pipe on the die-pin, effectively protects the stable operation of tuber pipe lifting and device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention (fork frame retraction, spring extension);

fig. 2 is a schematic structural diagram of the present invention (fork frame retraction, spring retraction);

fig. 3 is a schematic structural view of the present invention (extension of fork rack, extension of spring);

fig. 4 is a schematic structural view of the present invention (the fork frame is extended, the spring is retracted);

FIG. 5 is a diagram showing the arrangement of the supporting platform and the supporting rod of the present invention;

fig. 6 is the structure diagram of the positioning rod, the storage barrel and the telescopic rod of the present invention.

In the figure:

1-a frame, 11-road wheels, 12-handles,

2-fork shearing frame, 21-fork frame rod, 22-fork frame shaft,

31-slide rail, 32-slide block, 33-axle seat,

4-an electric push rod is arranged on the upper portion of the shell,

5-pallet, 51-bedplate, 52-vertical plate, 53-limiting part, 54-sleeve,

6-a supporting rod is arranged at the bottom of the steel pipe,

7-a spring is arranged in the groove,

8-positioning rod, 81-foot plate, 82-driving rod,

91-receiving cylinder, 92-telescoping rod

10-air pipe.

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.

As shown in fig. 1 to 3, a lifting device for installing an air duct of a central air conditioner comprises a vehicle frame 1, wherein a vertically telescopic fork frame 2 and a driving device for driving the fork frame 2 to be telescopic are arranged on the vehicle frame 1, a pallet 5 is arranged at the top of the fork frame 2, the pallet 5 comprises a horizontal platen 51, vertical plates 52 extending upwards are respectively arranged on two sides of the platen 51, a plurality of support rods 6 are rotatably arranged on the inner sides of the vertical plates 52 (the opposite sides of the two vertical plates 52 are taken as the inner sides), and an elastic member for blocking the support rods 6 from rotating downwards is arranged between the support rods 6 and the platen 51.

As shown in fig. 1-2 and 4, taking lifting of the air duct 10 as an example, fig. 1 shows a state that the fork frame 2 is contracted and the air duct 10 is not placed on the top of the pallet 5, when the air duct 10 is lifted, the air duct 10 is firstly placed on the support rods 6 on the top of the pallet 5, under the pressure of the air duct 10, the support rods 6 on both sides of the pallet 5 rotate downwards, and all the support rods 6 form a stressed surface with two high sides and a low middle (as shown in fig. 2, in order to see the stressed state of the support rods 6, the air duct 10 is not shown in fig. 2). Thus, the air hose 10 is stably located at the top middle position of the supporting rod 6, and the air hose 10 is prevented from sliding off during the lifting process of the fork frame 2.

Preferably, as shown in fig. 2, the support rods 6 on both sides of the support table 5 are arranged in a staggered manner in sequence, so that the support rods 6 form a stable and uniform stress surface.

As a specific embodiment, as shown in fig. 1, the top of the frame 1 and the bottom of the pallet 5 are provided with slide rails 31 extending in the same direction, the slide rails 31 are slidably provided with slide blocks 21 vertically corresponding to the fork bars 21 of the fork shearing frame 2, the slide blocks 32 are provided with shaft seats 33, and the fork bars 21 of the fork shearing frame 2 are hinged to the corresponding shaft seats 33 through pins.

In this embodiment, the driving device is an electric push rod 4 fixed on the top of the frame 1, and a push arm of the electric push rod 4 is fixedly connected to a fork shaft 22 at the bottom of the fork 2. In this way, fork shaft 22 of fork 2 is pushed up or pulled down by electric rod 4, and the raising and lowering of fork 2 as a whole is further completed.

In a specific embodiment, the elastic member is a spring 7, sleeves 54 are correspondingly arranged at the top of the platen 51 and at the bottom of the support rod 6, and a spring 7 is arranged in each sleeve 54. The purpose of design like this, through spring 7's cushioning effect, reduce the impact force when placing the tuber pipe on the die-pin 6, effectively protect the stable operation of tuber pipe lifting and device.

Furthermore, the vertical plates 52 are provided with limit parts 53 extending inwards (the opposite sides of the two vertical plates 52 are the inner sides), and the vertical distance between the two extending parts 53 is smaller than the length of the supporting rod 6, so that the extending parts 53 can limit the upward maximum rotation angle of the supporting rod 6, and the supporting rod 6 is prevented from turning outwards. Preferably, when the support rod 6 is in contact with the corresponding limit portion 53, the support rod 6 is in a horizontal state.

Furthermore, a plurality of telescopic rods 92 are arranged around the frame 1, a positioning rod 8 with an axis extending vertically is arranged at a suspended end of each telescopic rod 92, and the telescopic rods 92 are connected with the positioning rod 8 in a threaded fit manner. Therefore, the positioning rod 8 can be in contact with or far away from the outside ground by rotating the adjusting positioning rod 8, and when the positioning rod 8 is in contact with the ground, the contact stability of the frame 1 and the ground can be improved, the frame 1 is prevented from sliding, and the operation safety is ensured.

In the present embodiment, as shown in fig. 1 and fig. 6, the frame 1 is configured as a rectangular mechanism, the four corners of the frame 1 are welded with receiving cylinders 91, and the telescopic rods 92 are slidably disposed in the receiving cylinders 91. When the frame 1 needs to be supported by the positioning rod 8, the telescopic rod 92 can be pulled out from the containing barrel 91, and then the positioning rod 8 is adjusted to be in contact with the ground, so that the distance between the positioning rods 8 can be increased through outward extension of the telescopic rod 92, the overall occupied area of the device is increased, and the positioning stability of the frame 1 is improved. Meanwhile, when the positioning rod 8 is not used, the telescopic rod 92 can be retracted into the storage barrel 91, so that the occupied space is reduced.

Specifically, in this embodiment, as shown in fig. 6, a suspended end of the telescopic rod 92 is provided with a threaded hole (not shown) having a vertically extending axis, and the positioning rod 8 is provided with an external thread matching with the threaded hole.

Furthermore, a foot plate 81 is arranged at the bottom of the positioning rod 8 to increase the contact area between the positioning rod 8 and the ground and improve the contact stability between the positioning rod 8 and the ground.

Further, a horizontally arranged driving rod 82 is arranged at the top of the positioning rod 82 so as to rotatably adjust the positioning rod 8.

Of course, still be provided with walking wheel 11 on the frame 1, still be provided with the handle 12 of being convenient for remove regulation frame 1, above-mentioned structure all belongs to current conventional technology, and its mode of setting does not do not need too much to describe here.

The working principle is as follows: when the lifting air pipe 10 is used, for example, the frame is pushed to the mounting lifting position of the air pipe 10, then the telescopic rod 92 is unfolded, the positioning rod 8 is adjusted to be in contact with the ground, and the frame 1 is completely fixed. Then, the air pipe 10 is placed on the support rods 6 at the top of the support table 5, under the pressure action of the air pipe 10, the support rods 6 on the two sides of the support table 5 rotate downwards, the springs 7 contract under stress, and all the support rods 6 form a stress surface with two high sides and a low middle part, so that the air pipe 10 is stably positioned in the middle position of the top of the support rods 6. Then, by controlling the electric push rod 4, the electric push rod 4 pushes the fork frame shaft 22 of the scissor frame 2 to ascend, the scissor frame 2 ascends to lift the supporting platform 5, and the air pipe 10 is lifted to a corresponding mounting position for mounting.

After the air pipe 10 is installed, the electric push rod 4 is controlled, the electric push rod 4 pulls the fork frame shaft 22 of the fork frame 2 downwards to descend, the fork frame 2 contracts and descends, meanwhile, the support table 5 descends, and under the elastic action of the spring 7, the support rod 8 restores the station again to be in a horizontal state to prepare for lifting a new air pipe.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a central air conditioning tuber pipe lifting device for installation which characterized in that: the telescopic fork shearing machine comprises a frame, wherein a vertically telescopic fork shearing frame and a driving device for driving the fork shearing frame to stretch are arranged on the frame, and a supporting table is arranged at the top of the fork shearing frame;

2. The lifting device for installing the air duct of the central air conditioner as claimed in claim 1, wherein: the top of the frame and the bottom of the support table are both provided with slide rails and slide blocks matched with the slide rails, and the fork lever rods at the two ends of the fork shearing frame are hinged with the corresponding slide rails.

3. The lifting device for installing the air duct of the central air conditioner as claimed in claim 1, wherein: the driving device is an electric push rod arranged at the top of the frame, and a push arm of the electric push rod is fixedly connected with a fork frame shaft at the bottom of the fork shearing frame.

4. The lifting device for installing the air duct of the central air conditioner as claimed in claim 1, wherein: the top of the bedplate and the bottom of the support rod are correspondingly provided with sleeves, and the elastic piece is a spring arranged in the sleeve.

5. The lifting device for installing the air duct of the central air conditioner as claimed in claim 1, wherein: be provided with the spacing portion that extends to the inboard on the riser, the vertical distance between two extensions is less than the length of layer.

6. The lifting device for installing the air duct of the central air conditioner as claimed in claim 1, wherein: the frame is provided with a plurality of telescopic links around, the free end of telescopic link is provided with the vertical locating lever that extends of axis, pass through screw-thread fit connection between telescopic link and the locating lever.

7. The lifting device for installing the air duct of the central air conditioner as claimed in claim 6, wherein: the frame sets up to rectangular mechanism, the welding of the four corners of frame has a storage cylinder, the telescopic link slide set up in the storage cylinder.

8. The lifting device for installing the air duct of the central air conditioner as claimed in claim 6, wherein: the bottom of the positioning rod is provided with a foot plate, and the top of the positioning rod is provided with a driving rod which is horizontally arranged.