CN216555203U - Multistage electric cylinder mounting structure - Google Patents
Multistage electric cylinder mounting structure Download PDFInfo
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- CN216555203U CN216555203U CN202122187769.7U CN202122187769U CN216555203U CN 216555203 U CN216555203 U CN 216555203U CN 202122187769 U CN202122187769 U CN 202122187769U CN 216555203 U CN216555203 U CN 216555203U
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Abstract
The utility model discloses a multistage electric cylinder mounting structure which comprises a bottom plate, wherein a driving mechanism motor is fixed on the upper end surface of the right side of the bottom plate, a motor output shaft penetrates through the bottom plate, and a driving wheel is fixed on the motor output shaft; further comprising: the fixed cylinder is vertically fixed on the upper end face of the bottom plate, a first cylinder is arranged on the inner side of the fixed cylinder, a bearing at the lower end of the fixed cylinder is connected with a first screw rod, and the first screw rod penetrates through the bottom plate; the telescopic rod is fixed at the upper end of the first screw rod, a fixing plate is fixed at the upper end of the telescopic rod, and a second screw rod is arranged on the outer side of the fixing plate. This multistage electric jar mounting structure adopts multistage inner shell formula lift adjustment mechanism to replace traditional concatenation formula elevating system to make between the whole spare part of device compacter, and then improve the stability of device operation, the guard action of cooperation buffering protection machanism realization device, thereby when effectively avoiding the device flexible to extreme position, spare part collision each other and lead to the problem that the device damaged.
Description
Technical Field
The utility model relates to the technical field of multistage electric cylinders, in particular to a multistage electric cylinder mounting structure.
Background
The multi-stage electric cylinder is developed by improving on the basis of a single-stage electric cylinder, has the advantages of long stroke, strong adaptability and the like, is widely used in industry, and has certain defects in the use process of the existing multi-stage electric cylinder mounting structure, such as the defects in the prior art;
for example, the multi-stage electric cylinder lifting mechanism disclosed in the publication No. CN207249329U is provided with three electric cylinders, and three electric cylinders lift … in stages mutually offset the eccentric moment caused by eccentricity in the upgrading process, so that the whole stability of the mechanism in the lifting process is facilitated, and the multi-stage electric cylinder lifting mechanism can be used in complex undulating terrains;
above-mentioned current multistage electric jar mounting structure mainly assembles through a plurality of single-stage electric jars to lead to overall structure compact enough, influence the stability of device, and current electric jar structure is stretching out and drawing back the in-process, easily produces the collision when the electric jar moves to extreme position, lacks protection machanism and leads to the device fragile scheduling problem, so need improve in order to satisfy actual demand to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multistage electric cylinder mounting structure to solve the problems of easy slipping from hands, poor waterproof performance and inconvenient use in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a multistage electric cylinder mounting structure comprises a bottom plate, wherein a driving mechanism motor is fixed on the upper end face of the right side of the bottom plate, a motor output shaft penetrates through the bottom plate, and a driving wheel is fixed on the motor output shaft;
further comprising:
the fixed cylinder is vertically fixed on the upper end face of the bottom plate, a first cylinder is arranged on the inner side of the fixed cylinder, a bearing at the lower end of the fixed cylinder is connected with a first screw rod, and the first screw rod penetrates through the bottom plate;
the telescopic rod is fixed at the upper end of the first screw rod, the fixing plate is fixed at the upper end of the telescopic rod, a second screw rod is arranged on the outer side of the fixing plate, meanwhile, the second screw rod is arranged on the inner side of the second cylinder, convex circles are arranged on the fixing plate and the second screw rod and used for increasing friction force, and the second screw rod is connected to the lower end face of the first cylinder in a bearing mode.
Preferably, the fixed cylinder is in sliding connection with the first cylinder, the first cylinder is in sliding connection with the second cylinder, the diameters of the fixed cylinder, the first cylinder and the second cylinder are gradually reduced, and the telescopic normal operation of the electric cylinder is ensured through the mutual sliding action of the fixed cylinder, the first cylinder and the second cylinder.
Preferably, the first cylinder is further provided with a first nut and a sliding rod;
the first screw is fixed at the lower end of the first cylinder and is connected with the first screw rod;
the sliding rod is arranged on the side edge of the first cylinder in a concentric equal-angle mode, the sliding rod is in sliding connection with the groove in the inner side of the fixed cylinder, and the sliding rod and the groove in the inner side of the fixed cylinder are in threaded connection through the first screw and the first screw rod, so that basic acting force is provided for movement of the first cylinder, and the sliding limiting effect of the sliding rod is matched to ensure the stability of movement of the first cylinder.
Preferably, the lower end of the first screw rod is further fixed with a driven wheel, the driven wheel is connected with the driving wheel through a transmission belt, the diameter of the driving wheel is smaller than that of the driven wheel, a speed reduction transmission mechanism is formed through the mechanism, and basic acting force is provided for the operation of the whole electric cylinder.
Preferably, a spring is further fixed on the lower end face of the fixing plate, the other end of the spring is fixed at the upper end of the first screw rod, and the buffering mechanism is formed by the mechanism, so that the first screw rod is prevented from colliding with the second screw rod when moving to the limit position and being damaged.
Preferably, the second cylinder is further provided with a second nut and a sliding block;
the second screw is fixed at the lower end of the second cylinder and is connected with the second screw rod;
the slider, the equidistance angle distribution of the centre of a circle is in second drum side, and slider sliding connection is in the inboard recess of first drum, through the threaded connection effect of second screw and second lead screw to for the removal of second drum provides basic effort, the slip limiting displacement of cooperation slider guarantees the stability that the second drum removed.
Preferably, the upper end of the second cylinder is further fixed with an elastic rubber mat, the elastic rubber mat is further fixed on the first cylinder, and the protection mechanism is formed by the mechanisms, so that the protection effect on the fixed cylinder, the first cylinder and the second cylinder is realized, and collision in the telescopic process is avoided.
Compared with the prior art, the utility model has the beneficial effects that: this multistage electric jar mounting structure adopts multistage inner shell formula lift adjustment mechanism to replace traditional concatenation formula elevating system to make between the whole spare part of device compacter, and then improve the stability of device operation, the guard action of cooperation buffering protection machanism realization device, thereby when effectively avoiding the device flexible to extreme position, spare part collision each other and lead to the problem that the device damaged.
1. When using this multistage electric jar, through the motor, the cooperation is followed the driving action of driving wheel and follow driving wheel, and then drives first lead screw and rotate, and the removal of first drum and second drum can be realized to the effect of first screw, second lead screw and second screw, and then realizes multistage flexible effect, and is convenient simple more.
2. In the process of stretching, through the effect of fixed plate, spring and telescopic link, can avoid first lead screw to produce the collision when removing extreme position with the second lead screw, and then avoid the device to damage, the effect of cooperation elasticity cushion can avoid the collision between fixed drum, first drum and the second drum, guarantees the normal operating of device.
Drawings
FIG. 1 is a schematic perspective view of an electric cylinder according to the present invention;
FIG. 2 is a schematic structural diagram of a bottom plate of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic top sectional view of the stationary cylinder of the present invention;
FIG. 5 is a schematic top sectional view of the second lead screw according to the present invention.
In the figure: 1. a base plate; 2. a motor; 3. a driving wheel; 4. a fixed cylinder; 5. a first cylinder; 501. a first screw nut; 502. a slide bar; 6. a first lead screw; 7. a driven wheel; 8. a telescopic rod; 9. a fixing plate; 10. a spring; 11. a second lead screw; 12. a second cylinder; 1201. a second screw; 1202. a slider; 13. an elastic rubber pad; 14. and (4) convex circle.
Detailed Description
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.
Referring to fig. 1-5, the present invention provides a technical solution: a multistage electric cylinder mounting structure comprises a bottom plate 1, wherein a driving mechanism motor 2 is fixed on the upper end face of the right side of the bottom plate 1, an output shaft of the motor 2 penetrates through the bottom plate 1, and a driving wheel 3 is fixed on the output shaft of the motor 2;
further comprising:
the fixing cylinder 4 is vertically fixed on the upper end face of the bottom plate 1, a first cylinder 5 is arranged on the inner side of the fixing cylinder 4, a first screw rod 6 is connected to the lower end of the fixing cylinder 4 through a bearing, and the first screw rod 6 penetrates through the bottom plate 1;
the telescopic rod 8 is fixed on the upper end of the first screw rod 6, the fixing plate 9 is fixed on the upper end of the telescopic rod 8, the second screw rod 11 is arranged on the outer side of the fixing plate 9, meanwhile, the second screw rod 11 is arranged on the inner side of the second cylinder 12, convex circles 14 are arranged on the fixing plate 9 and the second screw rod 11 and used for increasing friction force, and the second screw rod 11 is connected to the lower end face of the first cylinder 5 through bearings.
The fixed cylinder 4 is in sliding connection with the first cylinder 5, the first cylinder 5 is in sliding connection with the second cylinder 12, and the diameters of the fixed cylinder 4, the first cylinder 5 and the second cylinder 12 are gradually reduced; the first cylinder 5 is also provided with a first nut 501 and a sliding rod 502; a first nut 501 fixed at the lower end of the first cylinder 5, and the first nut 501 and the first screw rod 6 are connected with each other; the sliding rods 502 are concentrically and equiangularly distributed on the side edge of the first cylinder 5, and the sliding rods 502 are in sliding connection with the grooves in the inner side of the fixed cylinder 4; the lower end of the first screw rod 6 is also fixed with a driven wheel 7, the driven wheel 7 is connected with the driving wheel 3 through a transmission belt, and the diameter of the driving wheel 3 is smaller than that of the driven wheel 7.
When using this multistage electric jar, at first install bottom plate 1 fixed, again with second drum 12 and the object interconnect that needs the lifting, start motor 2, drive action wheel 3 through motor 2 and rotate, through action wheel 3 and the transmission effect from between the driving wheel 7, thereby drive first lead screw 6 and rotate, through the threaded connection effect of first lead screw 6 with first screw 501, drive first drum 5 and remove, through the slip limiting displacement of slide bar 502, guarantee the stability of first drum 5 removal in-process, in first drum 5 removal in-process, drive second lead screw 11 and second drum 12 and upwards remove.
A spring 10 is further fixed on the lower end face of the fixing plate 9, and the other end of the spring 10 is fixed at the upper end of the first screw rod 6; the second cylinder 12 is also provided with a second nut 1201 and a sliding block 1202; a second nut 1201 fixed to the lower end of the second cylinder 12, the second nut 1201 and the second lead screw 11 being connected to each other; the sliding blocks 1202 are concentrically and equiangularly distributed on the side edge of the second cylinder 12, and the sliding blocks 1202 are connected in the grooves in the inner side of the first cylinder 5 in a sliding manner; an elastic rubber mat 13 is further fixed at the upper end of the second cylinder 12, and the elastic rubber mat 13 is further fixed on the first cylinder 5.
When the first cylinder 5 moves and the fixing plate 9 contacts with the lower end partition of the second lead screw 11, the fixing plate 9 is stressed to extend the spring 10, the fixing plate 9 is ensured to do stable vertical movement through the telescopic action of the telescopic rod 8, when the convex circle 14 below the fixing plate 9 is tightly contacted with the convex circle 14 on the lower end partition of the second lead screw 11 through the elastic action of the spring 10, the upper end of the first lead screw 6 is connected with the first screw 501, so that when the first lead screw 6 rotates, the first cylinder 5 stops moving, the second lead screw 11 is driven to rotate through the action of the convex circle 14, the second cylinder 12 is driven to move through the action of the second lead screw 11 and the second screw 1201, the stability of the movement of the second cylinder 12 is ensured through the action of the sliding block 1202, and when multi-stage movement is carried out, the collision damage of the first lead screw 6 and the second lead screw 11 can be avoided through the action of the spring 10, through the effect of elastic rubber mat 13, can avoid the collision damage between fixed drum 4, first drum 5 and second drum 12, and then prolong the life of device.
The working principle is as follows: as shown in fig. 1-5, when the multi-stage electric cylinder is used, firstly, the bottom plate 1 is installed and fixed, then the second cylinder 12 is connected with an object to be lifted, the first lead screw 6 is rotated by the transmission action between the driving wheel 3 and the driven wheel 7 through the motor 2, the first cylinder 5 is moved by the action of the first screw 501, so as to realize extension, when the fixing plate 9 is moved to be contacted with the second lead screw 11, the second lead screw 11 can be driven to rotate through the action of the spring 10 and the convex circle 14, at this time, the upper end of the first lead screw 6 is connected with the first screw 501 through the non-thread part, so as to stop moving the first cylinder 5, the second cylinder 12 is driven to move through the action of the second lead screw 11 and the second screw 1201, so as to realize multi-stage extension action, when multi-stage movement is performed, the collision damage of the first lead screw 6 and the second lead screw 11 can be avoided through the action of the spring 10, through the effect of elastic rubber mat 13, can avoid the collision damage between fixed drum 4, first drum 5 and the second drum 12, and then extension fixture's life, it is this multistage electric jar mounting structure's theory of operation.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A multistage electric cylinder mounting structure comprises a bottom plate (1), wherein a driving mechanism motor (2) is fixed on the upper end face of the right side of the bottom plate (1), an output shaft of the motor (2) penetrates through the bottom plate (1), and a driving wheel (3) is fixed on the output shaft of the motor (2);
it is characterized by also comprising:
the fixing cylinder (4) is vertically fixed on the upper end face of the bottom plate (1), a first cylinder (5) is arranged on the inner side of the fixing cylinder (4), a first screw rod (6) is connected to the lower end of the fixing cylinder (4) through a bearing, and the first screw rod (6) penetrates through the bottom plate (1);
the telescopic rod (8) is fixed to the upper end of the first screw rod (6), the fixing plate (9) is fixed to the upper end of the telescopic rod (8), the second screw rod (11) is arranged on the outer side of the fixing plate (9), meanwhile, the second screw rod (11) is arranged on the inner side of the second cylinder (12), convex circles (14) are arranged on the fixing plate (9) and the second screw rod (11) and used for increasing friction force, and the second screw rod (11) is connected to the lower end face of the first cylinder (5) through a bearing.
2. The multi-stage electric cylinder mounting structure according to claim 1, wherein: the fixed cylinder (4) is in sliding connection with the first cylinder (5), the first cylinder (5) is in sliding connection with the second cylinder (12), and the diameters of the fixed cylinder (4), the first cylinder (5) and the second cylinder (12) are gradually reduced.
3. The multi-stage electric cylinder mounting structure according to claim 1, wherein: the first cylinder (5) is also provided with a first nut (501) and a sliding rod (502);
the first screw nut (501) is fixed at the lower end of the first cylinder (5), and the first screw nut (501) is connected with the first screw rod (6);
the sliding rods (502) are concentrically and equiangularly distributed on the side edge of the first cylinder (5), and the sliding rods (502) are in sliding connection with the grooves in the inner side of the fixed cylinder (4).
4. The multi-stage electric cylinder mounting structure according to claim 1, wherein: the lower end of the first screw rod (6) is further fixed with a driven wheel (7), the driven wheel (7) is connected with the driving wheel (3) through a transmission belt, and the diameter of the driving wheel (3) is smaller than that of the driven wheel (7).
5. The multi-stage electric cylinder mounting structure according to claim 1, wherein: the lower end face of the fixing plate (9) is further fixed with a spring (10), and the other end of the spring (10) is fixed at the upper end of the first screw rod (6).
6. The multi-stage electric cylinder mounting structure according to claim 1, wherein: the second cylinder (12) is also provided with a second nut (1201) and a sliding block (1202);
the second screw nut (1201) is fixed at the lower end of the second cylinder (12), and the second screw nut (1201) and the second screw rod (11) are connected with each other;
the sliding blocks (1202) are concentrically and equiangularly distributed on the side edge of the second cylinder (12), and the sliding blocks (1202) are connected in a groove on the inner side of the first cylinder (5) in a sliding mode.
7. The multi-stage electric cylinder mounting structure according to claim 1, wherein: an elastic rubber mat (13) is further fixed to the upper end of the second cylinder (12), and the elastic rubber mat (13) is further fixed to the first cylinder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187769.7U CN216555203U (en) | 2021-09-10 | 2021-09-10 | Multistage electric cylinder mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187769.7U CN216555203U (en) | 2021-09-10 | 2021-09-10 | Multistage electric cylinder mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216555203U true CN216555203U (en) | 2022-05-17 |
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ID=81565056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122187769.7U Active CN216555203U (en) | 2021-09-10 | 2021-09-10 | Multistage electric cylinder mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216555203U (en) |
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2021
- 2021-09-10 CN CN202122187769.7U patent/CN216555203U/en active Active
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