CN217417998U

CN217417998U - Small-size loop wheel machine for building convenient to adjust focus distribution condition

Info

Publication number: CN217417998U
Application number: CN202221338066.8U
Authority: CN
Inventors: 周广新; 秦妍; 高文军; 秦开友
Original assignee: Langfang South China Industry And Trade Co ltd
Current assignee: Langfang South China Industry And Trade Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-13
Anticipated expiration: 2032-05-31

Abstract

The application provides a small-size loop wheel machine for building convenient to adjust focus distribution condition, including the chassis, chassis roof fixedly connected with bracing piece still includes: the first fixing rod and the second fixing rod are fixedly connected to the side wall of the underframe, two groups of the first fixing rod and the second fixing rod are symmetrically arranged around the supporting rod, and telescopic parts are arranged in the first fixing rod and the second fixing rod; the driving part is rotationally connected with the inside of the underframe and is matched with the bevel gear; and the adjusting part is rotatably connected to the side wall of the underframe and matched with the supporting rod. In this application, be convenient for adjust the center of jack-up, stability when having increased the jack-up, easy operation, the practicality is strong.

Description

Small-size loop wheel machine for building convenient to adjust focus distribution condition

Technical Field

The utility model relates to a loop wheel machine technical field particularly, relates to a small-size loop wheel machine for building convenient to adjust focus distribution condition.

Background

The crane is also called as a lifting machine, a small lifting machine and a portable lifting machine, is small mechanical equipment with excellent performance and extremely wide application, is suitable for lifting operation of high-rise buildings, such as lifting of various building materials and various decorative materials, and particularly has unique advantages on long-and-short materials such as wood boards and wood boards which are inconvenient to carry on a corridor.

In the prior art, the supporting gravity center of the boom cannot be adjusted by the used small crane according to the lifted weight, so that when the lifted weight is too large, the crane turns over, which causes safety accidents, and is inconvenient to use, and therefore, a small building crane convenient for adjusting the gravity center distribution is urgently needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a: the lifting crane aims at solving the problems that the existing small crane cannot adjust the supporting gravity center of the lifting arm according to the lifted weight, so that when the lifted weight is too large, the crane can turn over laterally, safety accidents are caused, and the use is multipurpose and inconvenient.

In order to achieve the purpose of the invention, the utility model provides the following technical scheme:

the small-sized crane for construction is convenient for adjusting the distribution condition of the gravity center, so as to improve the problems.

The present application is specifically such that:

the utility model provides a small-size loop wheel machine for building convenient to adjust focus distribution condition, includes the chassis, chassis roof fixedly connected with bracing piece still includes:

the first fixing rod and the second fixing rod are fixedly connected to the side wall of the underframe and symmetrically arranged in two groups relative to the supporting rod, and telescopic parts are arranged in the first fixing rod and the second fixing rod;

the telescopic part comprises a telescopic rod connected to the inner wall of the first fixing rod in a sliding mode and a telescopic screw rod connected to the inner wall of the first fixing rod in a rotating mode, the telescopic rod is in threaded connection with the telescopic screw rod, one end, far away from the telescopic rod, of the telescopic screw rod penetrates through the first fixing rod and extends towards the inside of the underframe, and a bevel gear is fixedly connected to the extending end of the telescopic screw rod;

the driving part is rotationally connected with the inside of the underframe and is matched with the bevel gear;

and the adjusting part is rotatably connected to the side wall of the bottom frame and matched with the supporting rod.

As the preferred technical scheme of this application, drive part is including rotating the back shaft of connecting in the chassis inside, just the top of back shaft passes the chassis and extends to the outside, back shaft extension end fixedly connected with second changes the handle, back shaft outer wall fixedly connected with ring gear, just the ring gear links to each other with the bevel gear meshing.

As the preferred technical scheme of this application, adjusting part is connected with the adjusting screw of chassis lateral wall including rotating, adjusting screw outer wall threaded connection has the drive block, the drive block top is rotated and is connected with the connecting rod, just the one end that the drive block was kept away from to the connecting rod rotates with the bracing piece and links to each other, just adjusting screw keeps away from the one end of chassis and first commentaries on classics of fixedly connected with still.

As the preferred technical scheme of this application, bracing piece lateral wall still fixedly connected with hoist engine, the bracing piece top still rotates and is connected with the davit, the bracing piece lateral wall still rotates and is connected with the pneumatic cylinder, just the pneumatic cylinder output rotates with the davit and links to each other, just the hoist engine cooperatees with the davit.

As the preferred technical scheme of this application, the telescopic link diapire still rotates and is connected with the universal wheel, the multiunit bevel gear all links to each other with the ring gear meshing.

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

in the scheme of the application:

1. by arranging the driving part to be matched with the four groups of bevel gears, when the hoisting weight is too large, the driving part is rotated, and then the bevel gears and the telescopic screws drive the four groups of telescopic rods to extend out, so that the bottom supporting area is increased, the gravity center of the suspension arm is backward relative to the suspension arm, the stability during hoisting is improved, the operation is simple, the practicability is high, and the problems that in the prior art, the supporting gravity center of the suspension arm is inconvenient to adjust according to the hoisted weight, and therefore when the hoisting weight is too large, the crane can turn over laterally, safety accidents are caused, and the use is multipurpose and inconvenient are solved;

2. through setting up adjusting part, rotate first commentaries on classics handle, and then drive adjusting screw and rotate, and then take place to deflect for the chassis through connecting rod pulling bracing piece, and then reach the gravity center and then the purpose of adjusting, still accessible pneumatic cylinder adjusts the support angle of davit to in different scenes.

Drawings

FIG. 1 is a schematic view of the overall structure of a small construction crane for easy adjustment of the distribution of center of gravity according to the present invention;

FIG. 2 is a second schematic view of the overall structure of the small crane for construction provided by the present application, which facilitates adjustment of the distribution of center of gravity;

FIG. 3 is a schematic cross-sectional view of a small construction crane for adjusting the distribution of center of gravity according to the present invention;

FIG. 4 is a second schematic sectional view of the construction crane according to the present invention, which is convenient for adjusting the distribution of center of gravity;

fig. 5 is a third schematic cross-sectional structural view of the small building crane provided by the present application, which facilitates adjustment of the distribution of the center of gravity.

The following are marked in the figure:

10. a chassis; 110. a first fixing lever; 111. a telescopic rod; 112. a universal wheel; 113. a telescopic screw; 114. a bevel gear; 120. a second fixing bar; 130. a support bar; 131. a suspension arm; 132. a hydraulic cylinder; 133. a winch; 140. adjusting the screw rod; 141. a drive block; 142. a connecting rod; 143. a first rotating handle; 150. a support shaft; 151. a toothed ring; 152. and a second rotating handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are some, not all embodiments of the invention.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. 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.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that a person skilled in the art would conventionally understand, and such terms are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 4, the present embodiment provides a small-sized crane for building, which is convenient for adjusting the distribution of center of gravity, and includes a bottom frame 10, a supporting rod 130 fixedly connected to a top wall of the bottom frame 10, and further includes:

the first fixing rod 110 and the second fixing rod 120 are both fixedly connected to the side wall of the underframe 10, two groups of the first fixing rod 110 and the second fixing rod 120 are symmetrically arranged around the supporting rod 130, and telescopic parts are arranged inside the first fixing rod 110 and the second fixing rod 120;

the telescopic component comprises a telescopic rod 111 connected to the inner wall of the first fixing rod 110 in a sliding manner and a telescopic screw 113 connected to the inner wall of the first fixing rod 110 in a rotating manner, the telescopic rod 111 is in threaded connection with the telescopic screw 113, one end, far away from the telescopic rod 111, of the telescopic screw 113 penetrates through the first fixing rod 110 and extends towards the inside of the underframe 10, and a bevel gear 114 is fixedly connected to the extending end of the telescopic screw 113;

the driving part is rotatably connected with the inside of the underframe 10 and is matched with the bevel gear 114;

adjusting part, it connects in chassis 10 lateral wall to rotate, and adjusting part cooperatees with bracing piece 130, when jack-up weight is too big, rotate the driver part, increase the bottom sprag area, make davit 131 focus backward, stability when having increased the jack-up, and is simple in operation, therefore, the clothes hanger is strong in practicability, the inconvenience is adjusted according to the support focus of the weight of jack-up to davit 131 among the prior art, consequently, when jack-up weight is too big, then can lead to the loop wheel machine to turn on one's side, and produce the incident, use multi-purpose inconvenient problem.

As shown in fig. 3-5, as a preferred embodiment, in addition to the above manner, further, the driving part includes a support shaft 150 rotatably connected to the inside of the bottom frame 10, and the top end of the support shaft 150 penetrates through the bottom frame 10 and extends to the outside, a second rotating handle 152 is fixedly connected to the extending end of the support shaft 150, a toothed ring 151 is fixedly connected to the outer wall of the support shaft 150, and the toothed ring 151 is engaged with the bevel gears 114, and the toothed ring 151 is engaged with the four sets of bevel gears 114, so as to ensure that the telescopic rods 111 can be extended out in synchronization, thereby increasing the convenience of use.

As shown in fig. 1-3, as a preferred embodiment, on the basis of the above-mentioned manner, further, the adjusting part includes an adjusting screw 140 rotatably connected to the side wall of the underframe 10, a driving block 141 is connected to the outer wall of the adjusting screw 140 in a threaded manner, a connecting rod 142 is rotatably connected to the top of the driving block 141, one end of the connecting rod 142 away from the driving block 141 is rotatably connected to the supporting rod 130, and one end of the adjusting screw 140 away from the underframe 10 is also fixedly connected with a first rotating handle 143, the first rotating handle 143 is rotated to drive the adjusting screw 140 to rotate, and the supporting rod 130 is pulled by the connecting rod 142 to deflect relative to the underframe 10, so as to achieve the purpose of adjusting the gravity center.

As shown in fig. 1-2, as a preferred embodiment, on the basis of the above manner, further, a winch 133 is fixedly connected to a side wall of the support rod 130, a boom 131 is rotatably connected to a top of the support rod 130, a hydraulic cylinder 132 is rotatably connected to a side wall of the support rod 130, an output end of the hydraulic cylinder 132 is rotatably connected to the boom 131, the winch 133 is matched with the boom 131, and a supporting angle of the boom 131 can be adjusted by the hydraulic cylinder 132, so as to facilitate different scenes, where the winch 133 is a prior art.

As shown in fig. 1-5, as a preferred embodiment, in addition to the above manner, further, a universal wheel 112 is rotatably connected to the bottom wall of the telescopic rod 111, a plurality of groups of bevel gears 114 are all engaged with the toothed ring 151, the arrangement of the universal wheel 112 increases the convenience of moving the device, and the universal wheel 112 is arranged to lock the universal wheel 112.

Specifically, this small-size loop wheel machine for building of being convenient for adjust the focus distribution condition when using: the device is pushed to a place needing lifting, after the device is electrified, after a lifting hook of a winch 133 is connected with a material to be lifted, the winch 133 is started to lift, when the weight of the material to be lifted is overlarge, a second rotating handle 152 is rotated to drive a supporting shaft 150 to rotate, and further drive a toothed ring 151 fixedly connected with the supporting shaft 150 to rotate, and further drive bevel gears 114 meshed and connected with the toothed ring 151 to rotate, so as to drive four groups of telescopic screw rods 113 fixedly connected with the four groups of bevel gears 114 to rotate, and further drive telescopic rods 111 in threaded connection with the four groups of telescopic screw rods 113 to gradually extend out from the inner parts of a first fixing rod 110 and a second fixing rod 120, so as to achieve the adjustment of the bottom supporting area, so that the gravity center of a suspension arm 131 is backward relative to the gravity center of the suspension arm 131, the stability during lifting is increased, the operation is simple, the practicability is strong, and the problem that the supporting gravity center of the suspension arm 131 is inconvenient to be adjusted according to the lifted weight in the prior art is solved, therefore, when the hoisting weight is too large, the crane can turn over laterally, safety accidents are caused, and the crane is multipurpose and inconvenient to use, the first rotating handle 143 is rotated to drive the adjusting screw rod 140 to rotate, the driving block 141 in threaded connection with the adjusting screw rod 140 is driven to slide on the outer wall of the screw rod, the connecting rod 142 is used for pulling the supporting rod 130 to deflect relative to the underframe 10, the aim of adjusting the gravity center is achieved, and the supporting angle of the hoisting arm 131 can be adjusted through the hydraulic cylinder 132 so as to facilitate different scenes.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement may be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.

Claims

1. The utility model provides a small-size loop wheel machine for building convenient to adjust focus distribution condition, includes chassis (10), its characterized in that, chassis (10) roof fixedly connected with bracing piece (130), still includes:

the first fixing rod (110) and the second fixing rod (120) are fixedly connected to the side wall of the underframe (10), two groups of the first fixing rod (110) and the second fixing rod (120) are symmetrically arranged around the supporting rod (130), and telescopic parts are arranged inside the first fixing rod (110) and the second fixing rod (120);

the telescopic component comprises a telescopic rod (111) connected to the inner wall of the first fixing rod (110) in a sliding mode and a telescopic screw rod (113) connected to the inner wall of the first fixing rod (110) in a rotating mode, the telescopic rod (111) is in threaded connection with the telescopic screw rod (113), one end, far away from the telescopic rod (111), of the telescopic screw rod (113) penetrates through the first fixing rod (110) and extends towards the inside of the chassis (10), and a bevel gear (114) is fixedly connected to the extending end of the telescopic screw rod (113);

the driving part is rotatably connected with the inside of the chassis (10) and is matched with the bevel gear (114);

the adjusting component is rotatably connected to the side wall of the bottom frame (10) and is matched with the supporting rod (130).

2. The small-sized crane for construction convenient for adjusting the distribution of gravity center as claimed in claim 1, wherein said driving means comprises a supporting shaft (150) rotatably connected to the inside of the bottom frame (10), and the top end of said supporting shaft (150) passes through the bottom frame (10) and extends to the outside, said extending end of the supporting shaft (150) is fixedly connected with a second rotating handle (152), said outer wall of the supporting shaft (150) is fixedly connected with a toothed ring (151), and said toothed ring (151) is engaged with the bevel gear (114).

3. The small-sized crane for construction convenient to adjust gravity center distribution according to claim 1, wherein the adjusting member comprises an adjusting screw (140) rotatably connected with a side wall of the underframe (10), a driving block (141) is connected to an outer wall of the adjusting screw (140) in a threaded manner, a connecting rod (142) is rotatably connected to the top of the driving block (141), one end of the connecting rod (142) far away from the driving block (141) is rotatably connected with the supporting rod (130), and a first rotating handle (143) is fixedly connected to one end of the adjusting screw (140) far away from the underframe (10).

4. The small-sized crane for construction convenient for adjusting the distribution of gravity center as claimed in claim 1, wherein the side wall of the supporting rod (130) is further fixedly connected with a winch (133), the top of the supporting rod (130) is further rotatably connected with a boom (131), the side wall of the supporting rod (130) is further rotatably connected with a hydraulic cylinder (132), the output end of the hydraulic cylinder (132) is rotatably connected with the boom (131), and the winch (133) is matched with the boom (131).

5. The small-sized crane for construction convenient for adjusting the distribution of gravity center as claimed in claim 1, wherein the bottom wall of the telescopic rod (111) is further rotatably connected with a universal wheel (112), and a plurality of groups of bevel gears (114) are all engaged with a toothed ring (151).