CN115823446A - Rolling lifting column with static stabilizing device - Google Patents

Abstract

The invention discloses a rolling lifting column with a static stabilizing device, which comprises a sliding block assembly, a guide rail base assembly, a counterweight assembly, an electromagnet and a chain, wherein the sliding block assembly is arranged on the guide rail base assembly; the guide rail base assembly comprises a chain wheel, a chain wheel driving device and a guide rail which is vertically arranged, the chain wheel is fixedly arranged at the upper end and the lower end of the guide rail, and the chain wheel driving device is configured to drive the chain wheel to rotate; the chain is meshed with chain wheels at the upper end and the lower end of the guide rail, the chain on one side of each chain wheel is fixedly connected with the guide rail base assembly, and the chain on the other side of each chain wheel is correspondingly fixedly connected with the counterweight assembly; the sliding block component and the counterweight component are in rolling connection with the guide rail; the electromagnet is fixedly connected with the sliding block component, and the electromagnet and the guide rail are switched from a separation state to a suction state in response to the sliding block component stopping sliding. The invention has low energy consumption, long service life and good stability.

Description

Rolling lifting column with static stabilizing device

Technical Field

The invention relates to the technical field of generality, in particular to a rolling lifting column with a static stabilizing device.

Background

CBCT (Cone beam CT, cone beam computed tomography) for the oral cavity, which is a radiographic imaging device, has played a great role in the medical field since the beginning of the 21 st century, and Cone beam volume images obtained by this technique can help clinicians to make better diagnoses of patients. In practical clinical application, the CBCT technology effectively solves the problems of two-dimensional imaging image overlapping, distortion and the like, solves most medical problems in the aspects of dental implantation, maxillofacial surgery, periodontal surgery and the like through a three-dimensional imaging mode, and has important significance for future development and research in the medical field.

The lifting mechanism is an important component in the oral CBCT, and influences the quality and accuracy of shooting if the positioning is inaccurate or shaking exists in the using process. The following defects of the lifting mechanism in the prior art generally exist:

(1) The lifting mechanism has large guide clearance, obvious shaking and large noise in the ascending and descending processes;

(2) When the lifting mechanism is static, the stability is poor, the shaking is easy to occur, and the quality and the accuracy of shooting are influenced;

(3) Most of the devices adopt a sliding lifting structure, and have high power and high energy consumption.

The above background disclosure is only used for assisting understanding of the concept and technical solution of the present invention, and it does not necessarily belong to the prior art of the present patent application, and does not necessarily give technical teaching; the above background should not be used to assess the novelty and inventive aspects of the present application in the absence of express evidence that the above disclosure is published prior to the filing date of the present patent application.

Disclosure of Invention

The invention aims to provide a rolling lifting column with a static stabilizing device, which has low energy consumption and good stability when in static state.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a rolling lifting column with a static stabilizing device comprises a sliding block assembly, a guide rail base assembly, a counterweight assembly, an electromagnet and a chain;

the guide rail base assembly comprises a guide rail, a chain wheel and a chain wheel driving device which are vertically arranged, the chain wheel is fixedly arranged at the upper end and the lower end of the guide rail, and the chain wheel driving device is configured to drive the chain wheel to rotate;

the chain is meshed with the chain wheels at the upper end and the lower end of the guide rail, the chain on one side of each chain wheel is fixedly connected with the guide rail base assembly, and the chain on the other side of each chain wheel is correspondingly fixedly connected with the counterweight assembly;

the sliding block assembly and the counterweight assembly are in rolling connection with the guide rail;

the electromagnet is fixedly connected with the sliding block assembly, and in response to the sliding block assembly stopping sliding, the electromagnet and the guide rail are switched from a separation state to a suction state.

Further, in view of any one or combination of the foregoing technical solutions, the guide rail base assembly further includes two guide rails, the two guide rails are oppositely disposed and fixedly connected to the guide rail base, and the upper and lower ends of each guide rail are provided with the chain wheel;

two groups of chains are arranged corresponding to the guide rail, each group of chains comprises an upper chain and a lower chain, one end of the upper chain is fixedly connected with the sliding block assembly, the middle of the upper chain extends upwards to round a chain wheel at the upper end of the guide rail, and the other end of the upper chain is fixedly connected with the counterweight assembly; one end of the lower chain is fixedly connected with the counterweight component, the middle of the lower chain extends downwards to bypass a chain wheel at the lower end of the guide rail, and the other end of the lower chain is fixedly connected with the sliding block component;

the sliding block assembly is arranged between the two guide rails and comprises a sliding block body and a plurality of first pulleys, and the first pulleys are symmetrically arranged on the left side and the right side of the sliding block body and are in rolling connection with the guide rails;

the counterweight assembly comprises a plurality of second pulleys symmetrically arranged on the left side and the right side of the counterweight assembly, and the second pulleys are in rolling connection with the guide rails.

Further, in accordance with any one or a combination of the foregoing technical solutions, a U-shaped guide rail is provided inside the guide rail;

the left side and the right side of the sliding block assembly are respectively provided with six first pulleys, four first pulleys on one side are symmetrically arranged on the inner side of the guide rail in an up-down left-right mode and are in rolling connection with the side face of the guide rail, and the other two first pulleys on one side are arranged in the middle of the inner side of the guide rail and are in rolling connection with the bottom face of the guide rail;

the sliding block assembly further comprises an elastic mounting block, a spring, a first mounting block, a second mounting block and an elastic sheet, the elastic mounting block, the first mounting block and the second mounting block are respectively and fixedly connected with the sliding block body, the spring is arranged in the elastic mounting block, and the elastic sheet is arranged between the second mounting block and the sliding block body;

two first pulleys located at the same level are selected from the four first pulleys in rolling connection with two side faces of the guide rail on one side, one of the two first pulleys is in rotatable connection with the slider body, the other one of the two first pulleys is in rotatable connection with the elastic mounting block, and the spring is configured to enable the first pulleys in rolling connection with the side faces of the guide rail to be always in contact with the side faces of the guide rail;

and one of the two first pulleys is rotatably connected with the first mounting block, the other one of the two first pulleys is rotatably connected with the second mounting block, and the elastic sheet is an elastic piece and is configured to enable the first pulley which is in rolling connection with the guide rail to be always in contact with the bottom surface of the guide rail.

Further, hold in the foregoing any technical scheme or combination of a plurality of technical schemes, the left and right sides of counterweight assembly all is provided with two the second pulley, be equipped with the rib that extends to the outside on the guide rail, two the second pulley set up in the both sides of rib, and all with rib roll connection.

Further, in view of any one or a combination of multiple technical solutions described above, the sprocket driving device includes a motor and a worm which are in transmission connection, and two turbines, two turbine mounting shafts, four second bearings, four couplers, two transfer shafts, and two second mounting shafts which are symmetrically arranged on two sides of the worm, and the worm is in transmission connection with the turbines;

the turbine is fixedly connected with the turbine mounting shaft, the second mounting shaft is fixedly connected with the chain wheel at the lower end of the guide rail, the turbine mounting shaft penetrates through one second bearing to be connected with one coupler, the second mounting shaft penetrates through the other second bearing to be connected with the other coupler, and the switching shaft is fixedly connected between the two couplers;

the motor and the four second bearings are fixedly connected with the guide rail base.

Further, according to any one or a combination of multiple technical solutions, a first bearing, a first installation shaft, a left folded plate and a right folded plate are arranged at the upper end of each guide rail, and the left folded plate and the right folded plate are fixedly connected with the guide rails; one end of the first mounting shaft is connected with the left folded plate, and the other end of the first mounting shaft is connected with the right folded plate; the inner side of the first bearing is connected with the first mounting shaft, and the outer side of the first bearing is connected with the chain wheel at the upper end of the guide rail.

Further, bearing any one or combination of multiple technical schemes described earlier, the sprocket drive device further includes a motor mounting plate fixedly connected to the guide rail base, and the motor and a second bearing connected to the turbine mounting shaft are both fixedly connected to the motor mounting plate.

Further, in view of any one or a combination of the foregoing technical solutions, the sprocket driving device further includes a bearing seat cushion fixedly connected to the guide rail base, and second bearings connected to the second mounting shafts are both fixedly connected to the bearing seat cushion.

Further, in view of any one or a combination of multiple technical solutions described above, the slider assembly includes a slider body, and a first folded plate and a first pressing plate that are fixedly connected to each other, the first folded plate is fixedly connected to the slider body, and the chain is fixedly disposed between the first folded plate and the first pressing plate.

Further, in view of any one or a combination of multiple technical solutions, the counterweight assembly includes a counterweight body, and a second folded plate and a second pressing plate that are fixedly connected, the second folded plate is fixedly connected with the counterweight body, and the chain is fixedly disposed between the second folded plate and the second pressing plate.

a. The sliding block assembly and the counterweight assembly are in rolling connection with the guide rail, the friction force is small, the driving chain wheel and the chain can drive the sliding block body to ascend or descend through the low-power motor, the energy consumption is low, and the service life is long;

b. through the spring arranged in the elastic mounting block and the elastic piece arranged between the second mounting block and the sliding block body, the first pulley on the first sliding block component is always in contact with the rail guide in the lifting process, the gap between the sliding block body and the rail guide is eliminated, the stability is improved, the sliding block body is prevented from shaking in the lifting and descending processes, and the noise is low;

c. when the sliding block body is static, the electromagnet is electrified to suck the guide rail, so that the static positioning of the sliding block component is more stable;

d. besides the oral CBCT device, the invention can also be applied to other devices needing lifting mechanisms, and has good universality.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of a rolling lift column at a first angle provided in accordance with an exemplary embodiment of the present invention;

FIG. 2 is a schematic perspective view of a rolling lift column at a second angle provided in accordance with an exemplary embodiment of the present invention;

FIG. 3 is a schematic bottom view of a rolling lift column provided in accordance with an exemplary embodiment of the present invention;

FIG. 4 is a front view of a guide rail mount assembly provided in accordance with an exemplary embodiment of the present invention;

FIG. 5 is a cross-sectional view taken in the direction M-M of FIG. 4;

FIG. 6 is a left side schematic view of a slider assembly provided in accordance with an exemplary embodiment of the present invention;

FIG. 7 is a right side schematic view of a slider assembly provided in accordance with an exemplary embodiment of the present invention;

FIG. 8 isbase:Sub>A sectional view taken in the direction A-A of FIG. 7;

FIG. 9 is a cross-sectional view taken in the direction B-B in FIG. 7;

FIG. 10 is a schematic front view of a slider assembly provided in accordance with an exemplary embodiment of the present invention;

FIG. 11 is a sectional view in the direction indicated by C-C in FIG. 10;

FIG. 12 is a schematic top view of a counterweight assembly provided in accordance with an exemplary embodiment of the present invention;

fig. 13 is a cross-sectional schematic view of a counterweight assembly provided in accordance with an exemplary embodiment of the present invention.

Wherein the reference numerals include: 100-slider component, 101-slider body, 102-first rotating shaft, 103-first pulley, 104-elastic mounting block, 105-pin, 106-first snap spring, 107-spring, 108-first mounting block, 109-second rotating shaft, 110-second mounting block, 111-elastic sheet, 112-first folded plate, 113-first pressing plate, 200-guide rail base component, 201-guide rail, 202-worm, 203-motor, 204-motor mounting plate, 205-sprocket, 206-first mounting shaft, 207-third folded plate, 209-first bearing, 211-second mounting shaft, 212-turbine, 213-coupler, 214-second bearing, 215-switching shaft, 216-bearing, 217-turbine mounting shaft, 220-guide rail base, 300-counterweight component, 301-counterweight body, 302-third rotating shaft, 303-second pulley, 304-second snap spring, 305-second pressing plate, 306-second folded plate, 401-electromagnet, 500-chain, 501-upper chain, 502-lower chain.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.

In one embodiment of the present invention, referring to fig. 1 and 2, there is provided a rolling lifting column provided with a static stabilizing device, comprising a slider assembly 100, a guide rail base assembly 200, a counterweight assembly 300, an electromagnet 401 and a chain 500; guide rail base subassembly 200 includes guide rail base 220, the guide rail 201 of vertical setting, a plurality of sprocket 205 and sprocket drive, guide rail 201 with guide rail base 220 fixed connection, preferably, guide rail 201 with guide rail base 220 welds into an organic piece. The chain wheel 205 is fixedly arranged at the upper end and the lower end of the guide rail 201, the chain 500 is meshed with the chain wheel 205 at the upper end and the lower end of the guide rail 201, the chain wheel driving device is configured to drive the chain wheel 205 at the lower end to rotate, and then the chain wheel 205 at the upper end is driven to rotate by the chain 500. The chain 500 on one side of the sprocket 205 is fixedly connected with the guide rail base assembly 200, the chain 500 on the other side is correspondingly fixedly connected with the counterweight assembly 300, and when the guide rail base assembly 200 ascends along with the chain 500 to the upper end of the guide rail 201, the counterweight assembly 300 descends to the lower end of the guide rail 201; when the guide rail base assembly 200 descends to the lower end of the guide rail 201 along with the chain 500, the weight assembly 300 ascends to the upper end of the guide rail 201. In addition, the slider assembly 100 and the weight assembly 300 are both in rolling connection with the guide rail 201, so that the slider assembly 100 is stable in ascending or descending process and has low noise under the condition of friction resistance.

The electromagnet 401 is fixedly connected with the slider assembly 100, and may be fixed on the slider assembly 100 by screws, and preferably, the electromagnet 401 is disposed on both sides of the slider assembly 100. A certain gap is formed between the electromagnet 401 and the guide rail 201, the electromagnet 401 and the guide rail 201 are switched from a separation state to an attraction state in response to the sliding block assembly 100 stopping sliding, namely when the sliding block assembly 100 stops at a working position, the electromagnet 401 is electrified to attract the guide rail 201, and the sliding block assembly 100 is positioned more stably.

In one embodiment of the present invention, referring to fig. 3, 4 and 5, the track base assembly 200 includes a track base 220, two vertically disposed tracks 201, four sprockets 205 and a sprocket drive. Two the guide rail 201 sets up relatively, and all with guide rail base 220 fixed connection, every the upper and lower both ends of guide rail 201 all are provided with sprocket 205. Referring to fig. 1 and 2, two sets of chains 500 are provided corresponding to the guide rail 201, each set of chains 500 includes an upper chain 501 and a lower chain 502, one end of the upper chain 501 is fixedly connected to the slider assembly 100, the middle of the upper chain 501 extends upward to pass over the sprocket 205 at the upper end of the guide rail 201, and the other end of the upper chain is fixedly connected to the counterweight assembly 300; one end of the lower chain 502 is fixedly connected with the counterweight assembly 300, the middle of the lower chain extends downwards to pass around the chain wheel 205 at the lower end of the guide rail 201, and the other end of the lower chain is fixedly connected with the slider assembly 100. In this embodiment, the two sprockets 205 disposed at the upper end of the guide rail 201 are driven wheels, the two sprockets 205 disposed at the lower end thereof are driving wheels, and the sprocket driving device drives the driving wheels to rotate, so as to drive the driven wheels at the upper end to rotate through the chain. In this embodiment, the slider assembly 100 is disposed between the two guide rails 201, and preferably, the two guide rails 201 are symmetrically disposed on the left and right sides of the slider assembly 100, so that the slider assembly 100 is uniformly stressed on both sides in the ascending and descending processes, and the stability is better.

In the present embodiment, referring to fig. 3 and 5, the sprocket driving device includes a motor 203 and a worm 202 which are in transmission connection, and two worm wheels 212, two worm wheel mounting shafts 217, four second bearings 214, four couplers 213, two transfer shafts 215 and two second mounting shafts 211 which are symmetrically arranged at two sides of the worm 202, wherein the worm 202 is in transmission connection with the worm wheels 212. On one side of the worm 202, the worm 202 is fixedly connected with a turbine mounting shaft 217, the second mounting shaft 211 is fixedly connected with the sprocket 205 at the lower end of the guide rail 201, the turbine mounting shaft 217 passes through one of the second bearings 214 to be connected with one of the couplers 213, the second mounting shaft 211 passes through the other of the second bearings 214 to be connected with the other of the couplers 213, and the two couplers 213 are fixedly connected with the transfer shaft 215. The motor 203 drives the worm 202 to rotate, so as to drive the two worm wheels 212 engaged with the worm 202 to rotate, each worm wheel 212 transmits rotation to the transfer shaft 215 through the worm wheel mounting shaft 217 and the coupler 213, then the transfer shaft 215 transmits rotation to the second mounting shaft 211 through the other coupler 213, and the second mounting shaft 211 drives the sprocket 205 located at the lower end of the guide rail 201 to rotate. Wherein the turbine mounting shaft 217 passes through and is supported for rotation by one of the second bearings 214; the second mounting shaft 211 passes through the other second bearing 214 and is supported by the other second bearing for rotation. The chain wheel driving device has the advantages of low energy consumption, long service life and good stability in practical application.

In this embodiment, the sprocket drive further comprises a motor mounting plate 204 fixedly connected to the rail mount 220 and two bearing pads 216. The motor 203 and the second bearing 214 connected to the turbine mounting shaft 217 are both fixedly connected to the motor mounting plate 204, and specifically, bearing seats of the two second bearings 214 close to the turbine 212 are both fixed to the motor mounting plate 204 by screws. The second bearings 214 connected to the second mounting shaft 211 are all fixedly connected to the bearing seat pads 216, and specifically, the bearing seats of the two second bearings 214 far away from the turbine 212 are all fixed to the corresponding bearing seat pads 216 by screws.

In this embodiment, each of the guide rails 201 is provided at its upper end with a first bearing 209, a first mounting shaft 206, a left flap 207 and a right flap 208, the first mounting shaft 211 is fixedly connected at one end to the left flap 207 and at the other end to the right flap 208, the left flap 207 and the right flap 208 are fixedly connected to the guide rail 201, the first bearing 209 is mounted on the first mounting shaft 211, and the sprocket 205 is mounted on the first bearing 209, so that the sprocket 205 provided at the upper end of the guide rail 201 can rotate around the first mounting shaft 211.

In this embodiment, referring to fig. 1 and fig. 2, the guide rail 201 is provided with a U-shaped guide rail on the inner side and a protruding rib on the outer side, and may specifically adopt a structure with an i-shaped cross section, where the side of the i-shaped cross section is disposed toward the slider assembly 100. Referring to fig. 6, the slider assembly 100 includes a slider body 101 and a plurality of first pulleys 103, wherein the plurality of first pulleys 103 are symmetrically disposed on left and right sides of the slider body 101 and are in rolling connection with the guide rail 201. Specifically, six first pulleys 103 are arranged on the left side and the right side of the slider assembly 100, four first pulleys 103 on one side are symmetrically arranged on the inner side of the guide rail 201 in a vertical, left-right and rolling connection with the side surface of the guide rail, and the other two first pulleys 103 on one side are arranged in the middle of the inner side of the guide rail 201 and rolling connection with the bottom surface of the guide rail.

In this embodiment, referring to fig. 6, 7, 8 and 9, the slider assembly 100 further includes a plurality of first rotating shafts 102, four elastic mounting blocks 104, a plurality of snap springs 106, a plurality of springs 107, two first mounting blocks 108, a plurality of second rotating shafts 109, two second mounting blocks 110 and two elastic sheets 111. Among the four first pulleys 103 in rolling connection with the two side surfaces of the guide rail 201 on one side, two first pulleys 103 located at the same level are provided, one of the two first pulleys 103 is rotatably connected with the slider body 101, specifically, the one first pulley passes through a first rotating shaft 102 fixedly connected with the slider body 101, the outer side of the one first pulley is axially limited and fixed by a first clamp spring 106, and the first pulley 103 can freely rotate around the first rotating shaft 102; the other first pulley 103 is rotatably connected to the elastic mounting block 104, specifically, the elastic mounting block 104 is provided with the first rotating shaft 102, and the first pulley 103 passes through the first rotating shaft 102 and is axially limited and fixed at the outer side by a first snap spring 106. Referring to fig. 10 and 11, the elastic mounting block 104 includes two movably connected components, a component close to the guide rail 201 is fixedly connected to the first pulley 103, another component is fixedly connected to the slider body 101, the spring 107 is disposed in the elastic mounting block 104, and two ends of the spring 107 are correspondingly connected to the two components of the elastic mounting block 104, the spring 107 is in a compressed state and applies an outward pushing force to the two components, a plurality of guiding pins 105 are disposed between the two components, and under the biasing action of the spring 107, the four first pulleys 103 are always in contact with the side surface of the guide rail 201.

Referring to fig. 6, 7 and 9, two first mounting blocks 108 are symmetrically disposed on two sides of the slider body 101 and fixedly connected thereto. One 108 is fixedly connected to each first mounting block 108

The first pulley 103 penetrates through the second rotating shaft 109, the outer side of the second rotating shaft is limited at the end by the first clamp spring 106, and the first pulley 103 can freely rotate around the second rotating shaft 109. The two second mounting blocks 110 are symmetrically arranged on two sides of the slider body 101 and movably connected with the slider body, one second rotating shaft 109 is fixedly connected to each second mounting block 110, one first pulley 103 penetrates through the second rotating shaft 109, the outer side of the first pulley 103 is limited at the end by the first clamp spring 106, and the first pulley 103 can freely rotate around the second rotating shaft 109. The elastic piece 111 is an elastic piece, is disposed between the second mounting block 110 and the slider body 101, and applies a pushing force to the second mounting block 110 to the outside of the slider body 101, so that the first pulley 103 in rolling connection with the bottom surface of the guide rail 201 is always in contact with the bottom surface of the guide rail 201.

In this embodiment, referring to fig. 6, the slider assembly 100 further includes two first folding plates 112 and two first pressing plates 113, the two first folding plates 112 are symmetrically disposed on two sides of the slider body 101 and are fixedly connected to the slider body 101, and specifically, the two first folding plates can be mounted on the slider body 101 by screws or can be welded to the slider body 101. Each first folded plate 112 is matched with one first pressing plate 113 for use, and the upper chain 501 is placed between the first folded plate 112 and the first pressing plate 113 and then locked by screws, so that the slider body 101 and the upper chain 501 are fixedly connected.

In an embodiment of the present invention, referring to fig. 12 and 13, the counterweight assembly 300 includes a counterweight body 301, a plurality of third rotating shafts 302, a plurality of second snap springs 304, two second flanges 306, two second pressing plates 305, and a plurality of second pulleys 303 symmetrically disposed on left and right sides of the counterweight body, the third rotating shafts 302 are fixedly connected to the counterweight body 301, the second pulleys 303 and the second pulleys 303 are connected to the guide rail 201 in a rolling manner, specifically, each of the second pulleys 303 passes through one of the third rotating shafts 302, and is limited by the second snap springs 304 on an outer side, so as to prevent the second pulleys 303 from falling off the third rotating shafts 302. The two second folded plates 306 are symmetrically disposed on two sides of the counterweight body 301, and are fixedly connected to the counterweight body 301, specifically, may be mounted on the counterweight body 301 by screws, or may be welded to the counterweight body 301. Each second folded plate 306 is used in cooperation with one second pressing plate 305, and the lower chain 502 is placed between the second folded plate 306 and the second pressing plate 305 and then locked by screws, so that the counterweight body 301 and the lower chain 502 are fixedly connected.

In a specific application of the embodiment, referring to fig. 12 and 13, two second pulleys 303 are disposed on both left and right sides of the counterweight assembly 300, a rib extending outward is disposed on the guide rail 201, and the two second pulleys 303 are disposed on both sides of the rib and are both in rolling connection with the rib. Preferably, a certain height difference is provided between the two second pulleys 303 which are in rolling connection with the ribs on one side, so that the counterweight assembly 300 is more stably connected with the guide rail 201.

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.

The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.

Claims (10)

1. A rolling lifting column provided with a static stabilizing device is characterized by comprising a sliding block assembly (100), a guide rail base assembly (200), a counterweight assembly (300), an electromagnet (401) and a chain (500);

the guide rail base assembly (200) comprises a guide rail (201), a chain wheel (205) and a chain wheel driving device, wherein the guide rail (201), the chain wheel (205) and the chain wheel driving device are vertically arranged, the chain wheel (205) is fixedly arranged at the upper end and the lower end of the guide rail (201), and the chain wheel driving device is configured to drive the chain wheel (205) to rotate;

the chain (500) is meshed with the chain wheels (205) at the upper end and the lower end of the guide rail (201), the chain (500) on one side of each chain wheel (205) is fixedly connected with the guide rail base assembly (200), and the chain (500) on the other side of each chain wheel is correspondingly fixedly connected with the counterweight assembly (300);

the sliding block assembly (100) and the counterweight assembly (300) are in rolling connection with the guide rail (201);

the electromagnet (401) is fixedly connected with the sliding block assembly (100), and in response to the sliding block assembly (100) stopping sliding, the electromagnet (401) and the guide rail (201) are switched from a separation state to a suction state.

2. The rolling lifting column with the static stabilizer device according to claim 1, characterized in that the guide rail base assembly (200) further comprises two guide rail bases (220), the two guide rails (201) are oppositely arranged and fixedly connected with the guide rail bases (220), and the upper end and the lower end of each guide rail (201) are respectively provided with the chain wheel (205);

the chains (500) are provided with two groups corresponding to the guide rail (201), each group of chains (500) comprises an upper chain (501) and a lower chain (502), one end of the upper chain (501) is fixedly connected with the sliding block assembly (100), the middle of the upper chain extends upwards to wind a chain wheel (205) at the upper end of the guide rail (201), and the other end of the upper chain is fixedly connected with the counterweight assembly (300); one end of the lower chain (502) is fixedly connected with the counterweight component (300), the middle of the lower chain extends downwards to bypass a chain wheel (205) at the lower end of the guide rail (201), and the other end of the lower chain is fixedly connected with the sliding block component (100);

the sliding block assembly (100) is arranged between the two guide rails (201) and comprises a sliding block body (101) and a plurality of first pulleys (103), wherein the first pulleys (103) are symmetrically arranged on the left side and the right side of the sliding block body (101) and are in rolling connection with the guide rails (201);

the counterweight component (300) comprises a plurality of second pulleys (303) symmetrically arranged on the left side and the right side of the counterweight component, and the second pulleys (303) are in rolling connection with the guide rail (201).

3. Rolling column with static stabilisation according to claim 2, characterised in that the guide rail (201) is provided on its inside with a U-shaped guide rail;

the six first pulleys (103) are arranged on the left side and the right side of the sliding block assembly (100), the four first pulleys (103) on one side are symmetrically arranged on the inner side of the guide rail (201) in an up-down, left-right mode and are in rolling connection with the side face of the guide rail, and the other two first pulleys (103) on one side are arranged in the middle of the inner side of the guide rail (201) and are in rolling connection with the bottom face of the guide rail;

the sliding block assembly (100) further comprises an elastic mounting block (104), a spring (107), a first mounting block (108), a second mounting block (110) and an elastic sheet (111), the elastic mounting block (104), the first mounting block (108) and the second mounting block (110) are respectively and fixedly connected with the sliding block body (101), the spring (107) is arranged in the elastic mounting block (104), and the elastic sheet (111) is arranged between the second mounting block (110) and the sliding block body (101);

two first pulleys (103) which are positioned at the same level in four first pulleys (103) which are in rolling connection with two side surfaces of the guide rail (201) on one side, wherein one first pulley is rotatably connected with the slider body (101), the other first pulley is rotatably connected with the elastic mounting block (104), and the spring (107) is configured to enable the first pulleys (103) which are in rolling connection with the side surfaces of the guide rail (201) to be always in contact with the side surfaces of the guide rail (201);

and the two first pulleys (103) are in rolling connection with the bottom surface of the guide rail (201) on one side, one of the two first pulleys is rotatably connected with the first mounting block (108), the other one of the two first pulleys is rotatably connected with the second mounting block (110), and the elastic sheet (111) is an elastic piece and is configured to enable the first pulley (103) in rolling connection with the guide rail (201) to be always in contact with the bottom surface of the guide rail (201).

4. The rolling lifting column with the static stabilizer device is characterized in that two second pulleys (303) are arranged on the left side and the right side of the counterweight component (300), a rib extending outwards is arranged on the guide rail (201), and the two second pulleys (303) are arranged on the two sides of the rib and are in rolling connection with the rib.

5. The rolling lifting column with the static stabilizing device is characterized in that the chain wheel driving device comprises a motor and a worm which are in transmission connection, and two worm wheels, two worm wheel mounting shafts, four second bearings, four couplers, two transfer shafts and two second mounting shafts which are symmetrically arranged on two sides of the worm, wherein the worm is in transmission connection with the worm wheels;

the turbine is fixedly connected with the turbine mounting shaft, the second mounting shaft is fixedly connected with the chain wheel (205) at the lower end of the guide rail (201), the turbine mounting shaft penetrates through one second bearing to be connected with one coupler, the second mounting shaft penetrates through the other second bearing to be connected with the other coupler, and the switching shaft is fixedly connected between the two couplers;

the motor and the four second bearings are fixedly connected with the guide rail base (220).

6. The rolling lifting column with static stabilizer according to claim 2, characterized in that the upper end of each guide rail (201) is provided with a first bearing (209), a first mounting shaft, a left flap and a right flap, both of which are fixedly connected with the guide rail (201); one end of the first mounting shaft is connected with the left folded plate, and the other end of the first mounting shaft is connected with the right folded plate; the inner side of the first bearing (209) is connected with the first mounting shaft, and the outer side of the first bearing is connected with the chain wheel (205) at the upper end of the guide rail (201).

7. The rolling lifting column with static stabilizer according to claim 5, characterized in that the sprocket drive further comprises a motor mounting plate fixedly connected with the guide rail base (220), and the motor and the second bearing connected with the turbine mounting shaft are fixedly connected with the motor mounting plate.

8. Rolling column according to claim 5 with static stabilisation, characterised in that the chain wheel drive further comprises a bearing pad fixedly connected to the rail base (220), the second bearings connected to the second mounting shaft being fixedly connected to the bearing pad.

9. The rolling lifting column provided with a static stabilizing device according to claim 1, characterized in that the slider assembly (100) comprises a slider body (101), and a first flap and a first pressing plate fixedly connected, the first flap being fixedly connected with the slider body (101), the chain (500) being fixedly arranged between the first flap and the first pressing plate.

10. The rolling lifting column with static stabilization device according to claim 1, characterized in that the counterweight assembly (300) comprises a counterweight body (301), and a fixedly connected second flap (306) and a second pressing plate (305), the second flap (306) being fixedly connected with the counterweight body (301), the chain (500) being fixedly arranged between the second flap (306) and the second pressing plate (305).

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