CN218708828U

CN218708828U - Be applied to four sections lift posts in industrial field

Info

Publication number: CN218708828U
Application number: CN202220163256.4U
Authority: CN
Inventors: 胡绪山; 朱浩翔; 扈琼
Original assignee: Kunshan Zhete Electrical And Mechanical Technology Co ltd
Current assignee: Kunshan Zhete Electrical And Mechanical Technology Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2023-03-24
Anticipated expiration: 2032-01-21

Abstract

The utility model relates to the technical field of lifting columns, and discloses a four-section lifting column applied to the industrial field, which comprises an upper cover plate and a first supporting rod, wherein an aluminum pipe mechanism is arranged at the bottom of the upper cover plate, a motor is arranged at one side of the aluminum pipe mechanism, a lower cover plate is arranged at the bottom of the aluminum pipe mechanism, a third section bottom plate is arranged inside the aluminum pipe mechanism, and a second section bottom plate is arranged at the bottom of the third section bottom plate; the utility model discloses a pass through third connecting block and second connecting block respectively with being connected of chain, make the translation of fourth festival aluminium pipe, the speed of translation is the triple of transmission speed for the first time, make this device transmission efficiency high, the lifting speed is fast, the first linear guide and the second linear guide that this device was add simultaneously, can play spacing effect when the transmission, driven stability has been guaranteed, and this device motor passes through chain and sprocket drive, can continuous load work, thereby make this device have high transmission stability and high transmission efficiency.

Description

Be applied to four sections lift posts in industrial field

Technical Field

The patent of the utility model relates to a lifting column technical field specifically is a be applied to four sections lifting column in industrial field.

Background

The lifting column is also called as an electric push rod and is also called as a linear driver, and the lifting column is composed of a drive motor, a reduction gear, a screw rod, a nut, a guide sleeve, a push rod, a slide seat, a spring, a shell, a turbine, a micro control switch and the like, is a novel linear actuating mechanism mainly composed of a motor push rod, a control device and other mechanisms, can be considered as an extension of a rotating motor in the aspect of structure, has a plurality of types, belongs to a multi-stage lifting column in the lifting column, and is an electric drive device for converting the rotating motion of a motor into the linear reciprocating motion of the push rod. The device can be used as an execution machine in various simple or complex process flows to realize remote control, centralized control or automatic control, and is mainly used for electric sofas, electric exhibition stand lifting rods, industrial electric lifting systems, camera frames, projectors, wedding celebration systems, electric turning beds, electric nursing beds, range hoods, ovens and the like.

The existing lifting column cannot guarantee the lifting stability during lifting, so that the deviation is easy to occur, only one-stage screw rods and chain transmission lifting are adopted on the market, two-stage closed-loop chains do not have two-stage screw rods and chain transmission lifting, and meanwhile, T-shaped screw rods are sleeved with T-shaped screw rods in multi-stage lifting on the market, so that the efficiency is low, the efficiency is less than or equal to 15%, and the lifting efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to four sections lift posts in industrial field, solved current lift post and can' T guarantee the stability of going up and down when going up and down for take place the skew easily, and only one-level lead screw and chain drive on the market go up and down, two-stage closed loop chain does not have second grade lead screw and chain drive to go up and down, and the multisection goes up and down to all adopt T type lead screw of T type lead screw cover on the market simultaneously, and is inefficient, and efficiency less than or equal to 15%, thereby influences the problem of the efficiency of going up and down.

In order to achieve the above object, the patent of the utility model provides a following technical scheme: the utility model provides a be applied to industry field's four sections lift columns, includes upper cover plate and first bracing piece, the bottom of upper cover plate is equipped with aluminum pipe mechanism, one side of aluminum pipe mechanism is equipped with the motor, the bottom of aluminum pipe mechanism is equipped with down the apron, be connected through the reducing gear box between motor and the lower apron, the inside of aluminum pipe mechanism is equipped with third section bottom plate, the bottom of third section bottom plate is equipped with second section bottom plate, be equipped with screw-nut in the middle of second section bottom plate, and be fixed connection between screw-nut and the second section bottom plate, be equipped with ball screw in the middle of screw-nut, one side of ball screw is equipped with first bracing piece, the both ends of first bracing piece all are equipped with the sprocket, the top of third section bottom plate is equipped with first connecting block, the opposite side of first bracing piece is equipped with the second bracing piece, the top of third section bottom plate is equipped with the third bracing piece, and be fixed connection between third bracing piece and the third section bottom plate, one side of third bracing piece is equipped with the second connecting block, the top of first bracing piece is equipped with the third connecting block, and be fixed connection between third bracing piece, be equipped with straight line mechanism between third bracing piece.

Preferably, the aluminum pipe mechanism comprises a first section of aluminum pipe, a second section of aluminum pipe, a third section of aluminum pipe and a fourth section of aluminum pipe, the second section of aluminum pipe is arranged on the inner side of the first section of aluminum pipe, the third section of aluminum pipe is arranged on the inner side of the second section of aluminum pipe, and the fourth section of aluminum pipe is arranged on the inner side of the third section of aluminum pipe.

Preferably, the inner side of the first section of aluminum pipe is attached to the outer side of the second section of aluminum pipe, the size of the inner side of the second section of aluminum pipe is identical to the size of the outer side of the third section of aluminum pipe, and the central axis of the third section of aluminum pipe is superposed with the central axis of the fourth section of aluminum pipe.

Preferably, the inner side of the fourth section of aluminum pipe is connected with the second linear guide rail, and the outer side of the fourth section of aluminum pipe is attached to the inner side of the third section of aluminum pipe.

Preferably, the structure of the upper cover plate is a circular plate-shaped structure, the edge of the lower cover plate is provided with a threaded hole, and the central axis of the upper cover plate is superposed with the central axis of the aluminum pipe mechanism.

Preferably, the bottom end of the second section of aluminum pipe is fixedly connected with the top of the second section of bottom plate, and the bottom end of the third section of aluminum pipe is fixedly connected with the top of the third section of bottom plate.

Preferably, a bearing is arranged at the bottom end of the ball screw, and the outer side of the ball screw is matched with the inner side of the screw nut in size.

Preferably, the bottom end of the second supporting rod is fixedly connected with the lower cover plate, the top end of the second supporting rod is fixed through a chain, the tail end of the first connecting block is fixed through a chain, and the end part of the first connecting block is fixedly connected with the third section bottom plate.

Preferably, the second connecting block is connected with the third connecting block through a chain.

Compared with the prior art, the utility model discloses a beneficial effect as follows:

1. the utility model discloses a can place this device on external horizontal plane through apron down, utilize the screw hole on the apron down, the use of the external bolt of cooperation, can fix between this device bottom and the external horizontal plane, be convenient for the installation of this device, strengthen the stability of this device bottom, first section aluminium pipe in the aluminium pipe mechanism plays the supporting role, simultaneously can this device internal part play the guard action, starter motor can provide power for the transmission of this device, the reducing gear box can play the speed governing effect to the transmission of motor, second section aluminium pipe in the mechanism, third section aluminium pipe and fourth section aluminium pipe play transmission and supporting role, first section aluminium pipe, second section aluminium pipe, use the gasket direction between third section aluminium pipe and the fourth section aluminium pipe, can remove between the linear direction, the setting of upper cover plate is convenient for be connected between this device and the external device, third section transmission has shared second section aluminium pipe and has regarded as the support, reduce the volume, increase space utilization, limited space realizes supporting.

2. The utility model discloses a through fixing between first bracing piece and the second festival bottom plate, it is fixed between third bracing piece and the third festival bottom plate, make there is the difference in speed between the two, the third connecting block is connected with first bracing piece, the second connecting block is connected with fourth festival aluminum tube, wherein third connecting block and second connecting block respectively with being connected of chain, make the translation of fourth festival aluminum tube, the speed of translation is the triple of first drive speed, thereby make this device transmission efficiency high, the elevating speed is fast, this lift post adopts second grade ball screw and chain drive elevation structure efficiency to be greater than 80%, make this device two-stage closed loop chain have second grade screw and chain drive to go up and down, the first linear guide and the second linear guide that this device was add simultaneously, can play spacing effect when the transmission, driven stability has been guaranteed, prevent to take place the skew, and this device motor passes through chain and sprocket drive, can continuous load work, make this device have high transmission stability and high transmission efficiency.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the utility model;

fig. 2 is a schematic view of the internal three-dimensional structure of the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of the present invention;

fig. 4 is a schematic perspective view of a second support rod of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of an aluminum pipe mechanism of the present invention;

fig. 6 is a schematic view of a three-dimensional structure of a ball screw according to the present invention.

In the figure: 1. an upper cover plate; 2. an aluminum pipe mechanism; 3. a motor; 4. a lower cover plate; 5. a first section of aluminum pipe; 6. A second section of aluminum pipe; 7. a third section of aluminum tubes; 8. a fourth section of aluminum pipe; 9. a third section of bottom plate; 10. a second section of bottom plate; 11. a feed screw nut; 12. a ball screw; 13. a first support bar; 14. a sprocket; 15. a first connection block; 16. a second support bar; 17. a third support bar; 18. a second connecting block; 19. a third connecting block; 20. a first linear guide rail; 21. a second linear guide.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.

Referring to fig. 1-6, a four-section lifting column applied to the industrial field includes an upper cover plate 1 and a first support rod 13, an aluminum pipe mechanism 2 is disposed at the bottom of the upper cover plate 1, a motor 3 is disposed at one side of the aluminum pipe mechanism 2, a lower cover plate 4 is disposed at the bottom of the aluminum pipe mechanism 2, the motor 3 is connected to the lower cover plate 4 through a reduction box, a third section of bottom plate 9 is disposed inside the aluminum pipe mechanism 2, a second section of bottom plate 10 is disposed at the bottom of the third section of bottom plate 9, a screw nut 11 is disposed in the middle of the second section of bottom plate 10, the screw nut 11 is fixedly connected to the second section of bottom plate 10, a ball screw 12 is disposed in the middle of the screw nut 11, a first support rod 13 is disposed at one side of the ball screw 12, sprockets 13 are disposed at two ends of the first support rod 13, a chain wheel 14 is disposed at a top of the third section of the bottom plate 9, a first connection block 15 is disposed at the other side of the first support rod 13, a second support rod 16 is disposed at the top of the third section of the bottom plate 9, a third support rod 17 is fixedly connected to the third support rod 17, a straight connection block 18 is disposed between the third support rod 17 and a straight connection block 20 is disposed between the third support rod 13, and a straight connection block 17 is disposed between the third support rod 13, and a straight connection block 13, and a straight connection block 20 is disposed between the third support rod mechanism, and a straight connection block 17.

Further, the aluminum pipe mechanism 2 comprises a first section of aluminum pipe 5, a second section of aluminum pipe 6, a third section of aluminum pipe 7 and a fourth section of aluminum pipe 8, the second section of aluminum pipe 6 is arranged on the inner side of the first section of aluminum pipe 5, the third section of aluminum pipe 7 is arranged on the inner side of the second section of aluminum pipe 6, the fourth section of aluminum pipe 8 is arranged on the inner side of the third section of aluminum pipe 7, and the second section of aluminum pipe 6, the third section of aluminum pipe 7 and the fourth section of aluminum pipe 8 in the aluminum pipe mechanism 2 play a role in transmission and support.

Further, the inner side of the first section of aluminum pipe 5 is attached to the outer side of the second section of aluminum pipe 6, the inner side of the second section of aluminum pipe 6 is identical to the outer side of the third section of aluminum pipe 7 in size, the central axis of the third section of aluminum pipe 7 is overlapped with the central axis of the fourth section of aluminum pipe 8, and the first section of aluminum pipe 5, the second section of aluminum pipe 6, the third section of aluminum pipe 7 and the fourth section of aluminum pipe 8 can move in linear directions by being guided by gaskets.

Furthermore, the inner side of the fourth section of aluminum pipe 8 is connected with the second linear guide rail 21, the outer side of the fourth section of aluminum pipe 8 is attached to the inner side of the third section of aluminum pipe 7, and the first linear guide rail 20 and the second linear guide rail 21 which are additionally arranged in the device can play a limiting role in transmission, so that the stability of transmission is ensured, and the deviation is prevented.

Further, the structure of upper cover plate 1 is circular platelike structure, and the edge of apron 4 is equipped with the screw hole down, and the axis of upper cover plate 1 coincides with the axis of aluminum pipe mechanism 2, can place this device on external horizontal plane through apron 4 down, utilizes the screw hole on the apron 4 down, and the use of external bolt can be fixed between this device bottom and the external horizontal plane, and the installation of this device of being convenient for strengthens the stability of this device bottom.

Further, the bottom end of the second section of aluminum pipe 6 is fixedly connected with the top of the second section of bottom plate 10, and the bottom end of the third section of aluminum pipe 7 is fixedly connected with the top of the third section of bottom plate 9.

Further, a bearing is arranged at the bottom end of the ball screw 12, the outer side of the ball screw 12 is matched with the inner side size of the screw nut 11, one end of the ball screw 12 is fixed through the bearing, only the rotational freedom degree is kept, the screw nut 11 is fixed with the second section of bottom plate 10, the second section of bottom plate 10 realizes linear direction translation, and meanwhile, the first supporting rod 13, the chain wheel 14 and the chain which are fixed on the second section of bottom plate 10 also realize linear direction translation.

Further, the bottom end of the second support rod 16 is fixedly connected with the lower cover plate 4, the top end of the second support rod 16 is fixed through a chain, the tail end of the first connecting block 15 is fixed through a chain, and the end portion of the first connecting block 15 is fixedly connected with the third section bottom plate 9.

Further, the second connecting block 18 is connected with the third connecting block 19 through a chain, wherein the third connecting block 19 and the second connecting block 18 are respectively connected with the chain, so that the fourth section of aluminum pipe 8 can translate, and the translation speed is three times of the first transmission speed, so that the device is high in transmission efficiency and high in lifting speed.

The working principle is as follows: a user can place the device on an external horizontal plane through the lower cover plate 4, the bottom of the device can be fixed with the external horizontal plane by utilizing the threaded hole on the lower cover plate 4 in cooperation with the use of an external bolt, the installation of the device is convenient, the stability of the bottom of the device is enhanced, the first section of aluminum pipe 5 in the aluminum pipe mechanism 2 plays a role in supporting, meanwhile, the internal devices of the device can play a role in protection, the starting motor 3 can provide power for the transmission of the device, the reduction gearbox can play a role in speed regulation for the transmission of the motor 3, the chain wheel 14 and the chain can play a role in connection and transmission, the lifting efficiency can be improved by matching with the use of the roller lead screw 12, the lifting structure efficiency is enabled to be more than 80 percent, the second section of aluminum pipe 6, the third section of aluminum pipe 7 and the fourth section of aluminum pipe 8 in the aluminum pipe mechanism 2 play roles in transmission and support, the first section of aluminum tube 5, the second section of aluminum tube 6, the third section of aluminum tube 7 and the fourth section of aluminum tube 8 can move in linear directions by using gasket guide, when the first section of aluminum tube 5 and the second section of aluminum tube 6 are transmitted, one end of a ball screw 12 is fixed through a bearing, only the rotational freedom degree is kept, a screw nut 11 is fixed with a second section of bottom plate 10, the second section of bottom plate 10 realizes linear direction translation, meanwhile, a first supporting rod 13, a chain wheel 14 and a chain which are fixed on the second section of bottom plate 10 also realize linear direction translation, when the second section of aluminum tube 6 and the third section of aluminum tube 7 are transmitted, one end of a second supporting rod 16 is fixed with a lower cover plate 4, the other end of the second supporting rod is fixed with the chain, one end of a first connecting block 15 is fixed with a third section of bottom plate 9, the other end of the first connecting block is fixed with the chain, and the second supporting rod 16 is fixed along with the linear translation of the first supporting rod 13 and the chain wheel 14, the first connecting block 15 drives the third section of bottom plate 9 to realize linear translation, the transmission speed is twice of the first transmission speed, when the third section of aluminum pipe 7 and the fourth section of aluminum pipe 8 are transmitted, the first supporting rod 13 is fixed with the second section of bottom plate 10, the third supporting rod 17 is fixed with the third section of bottom plate 9, a speed difference exists between the first connecting rod and the third supporting rod, the third connecting block 19 is connected with the first supporting rod 13, the second connecting block 18 is connected with the fourth section of aluminum pipe 8, the third connecting block 19 and the second connecting block 18 are respectively connected with a chain, so that the fourth section of aluminum pipe 8 can translate, the translation speed is three times of the first transmission speed, the transmission efficiency of the device is high, the lifting speed is high, meanwhile, the first linear guide rail 20 and the second linear guide rail 21 which are additionally arranged in the device can play a limiting role in transmission, the structure is more stable, the stability of transmission is ensured, the occurrence of deviation is prevented, the third section of transmission shares the second section of aluminum pipe 6 as a support, the size is reduced, the space utilization rate is increased, and the space is limited.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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 be applied to four sections lift columns in industrial field, includes upper cover plate (1) and first bracing piece (13), its characterized in that: an aluminum pipe mechanism (2) is arranged at the bottom of the upper cover plate (1), a motor (3) is arranged on one side of the aluminum pipe mechanism (2), a lower cover plate (4) is arranged at the bottom of the aluminum pipe mechanism (2), the motor (3) is connected with the lower cover plate (4) through a reduction gearbox, a third section of bottom plate (9) is arranged inside the aluminum pipe mechanism (2), a second section of bottom plate (10) is arranged at the bottom of the third section of bottom plate (9), a lead screw nut (11) is arranged in the middle of the second section of bottom plate (10), the lead screw nut (11) is fixedly connected with the second section of bottom plate (10), a ball screw (12) is arranged in the middle of the lead screw nut (11), a first support rod (13) is arranged on one side of the ball screw (12), chain wheels (14) are arranged at two ends of the first support rod (13), a first connecting block (15) is arranged at the top of the third section of the bottom plate (9), a second support rod (16) is arranged on the other side of the first support rod (13), a third support rod (17) is arranged at the top of the third section of the bottom plate (9), a third support rod (17) is connected with a third support rod (17), a third support rod (17) is arranged on one side of the third section of the bottom plate (17), a third support rod (17) is connected with a third support rod (17), and the third connecting block (19) is fixedly connected with the first supporting rod (13), a first linear guide rail (20) is arranged between the first supporting rod (13) and the third supporting rod (17), and a second linear guide rail (21) is arranged between the third supporting rod (17) and the aluminum pipe mechanism (2).

2. The four-section lifting column applied to the industrial field is characterized in that: the aluminum pipe mechanism (2) comprises a first section of aluminum pipe (5), a second section of aluminum pipe (6), a third section of aluminum pipe (7) and a fourth section of aluminum pipe (8), the second section of aluminum pipe (6) is arranged on the inner side of the first section of aluminum pipe (5), the third section of aluminum pipe (7) is arranged on the inner side of the second section of aluminum pipe (6), and the fourth section of aluminum pipe (8) is arranged on the inner side of the third section of aluminum pipe (7).

3. The four-section lifting column applied to the industrial field is characterized in that: the inner side of the first section of aluminum pipe (5) is attached to the outer side of the second section of aluminum pipe (6), the inner side size of the second section of aluminum pipe (6) is identical to the outer side size of the third section of aluminum pipe (7), and the central axis of the third section of aluminum pipe (7) is superposed with the central axis of the fourth section of aluminum pipe (8).

4. The four-section lifting column applied to the industrial field is characterized in that: the inner side of the fourth section of aluminum pipe (8) is connected with a second linear guide rail (21), and the outer side of the fourth section of aluminum pipe (8) is attached to the inner side of the third section of aluminum pipe (7).

5. The four-section lifting column applied to the industrial field is characterized in that: the structure of the upper cover plate (1) is a circular plate-shaped structure, the edge of the lower cover plate (4) is provided with a threaded hole, and the central axis of the upper cover plate (1) coincides with the central axis of the aluminum pipe mechanism (2).

6. The four-section lifting column applied to the industrial field is characterized in that: the bottom end of the second section of aluminum pipe (6) is fixedly connected with the top of the second section of bottom plate (10), and the bottom end of the third section of aluminum pipe (7) is fixedly connected with the top of the third section of bottom plate (9).

7. The four-section lifting column applied to the industrial field is characterized in that: the bottom end of the ball screw (12) is provided with a bearing, and the outer side of the ball screw (12) is matched with the inner side of the screw nut (11).

8. The four-section lifting column applied to the industrial field is characterized in that: the bottom of second bracing piece (16) and apron (4) down are fixed connection, and the top of second bracing piece (16) is fixed through the chain, the end of first connecting block (15) is fixed through the chain, be fixed connection between the tip of first connecting block (15) and third section bottom plate (9).

9. The four-section lifting column applied to the industrial field is characterized in that: the second connecting block (18) is connected with the third connecting block (19) through a chain.