CN211830458U - Multi-section worm cylinder - Google Patents
Multi-section worm cylinder Download PDFInfo
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- CN211830458U CN211830458U CN202020058972.7U CN202020058972U CN211830458U CN 211830458 U CN211830458 U CN 211830458U CN 202020058972 U CN202020058972 U CN 202020058972U CN 211830458 U CN211830458 U CN 211830458U
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- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a multi-section worm cylinder, which comprises a base, a driving mechanism and a multi-section telescopic mechanism, wherein the driving mechanism is arranged on the base, and the multi-section telescopic mechanism is connected on the driving mechanism; the utility model discloses the motor work drives the lead screw and rotates, and the lead screw drives screw-nut to move when rotating, and screw-nut drives first telescopic link and moves along with screw-nut, and when first telescopic link moved, it moved to drive the rack, rack and worm meshing transmission, rack and worm transmission similar rack and pinion's motion, thereby drive the worm and rotate, and the worm that rotates moves along the rack, and the worm drives the second telescopic link and moves along with the worm, thereby drive first telescopic link and second telescopic link through the lead screw and move, and then realize that the multisection is flexible; the utility model has simple structure and novel and reasonable design; the utility model discloses an it is with low costs to realize, and the operational reliability is high, long service life, excellent in use effect, convenient to popularize and use.
Description
Technical Field
The utility model relates to an electronic jar technical field, concretely relates to worm multisection jar.
Background
The single-section electric cylinder used at present has a wide application range, is mainly used for automobile antennas, ship antennas, hoisting equipment telescopic arms, fire-fighting equipment telescopic devices, ship carrier equipment and the like, and has a wide application range and a very large effect. The so-called electric cylinder adopts a driving motor to drive a screw rod to rotate, converts the screw rod into linear motion through a nut, and pushes a piston to do reciprocating linear motion in a cylinder barrel. The commonly used electric cylinder is generally a single-stage electric cylinder, and the single-stage electric cylinder has simple structure and good servo control performance, thereby being widely applied. However, in actual production and use, the situation that the installation space is small and the required working stroke is long or the situation that the working stroke is changed usually occurs, so that the single-stage electric cylinder can meet the requirement of the working stroke but cannot meet the requirement of the installation space. Therefore, in order to meet the requirement of the working stroke, the stroke of the single-stage electric cylinder is lengthened, so that the electric cylinder becomes heavy, the installation space is large, and the lengthened stroke can cause the unstable operation of the electric cylinder. In view of the above drawbacks, it is necessary to design a multi-joint worm cylinder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a worm multisection jar to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a worm multisection jar, includes base, actuating mechanism and multisection telescopic machanism, install actuating mechanism on the base, the last multisection telescopic machanism that is connected with of actuating mechanism, actuating mechanism is used for driving multisection telescopic machanism and stretches out and draw back step by step, actuating mechanism includes the motor, multisection telescopic machanism includes dead lever, first telescopic link and second telescopic link, the bottom of dead lever is fixed on the base, and the base is square structure, strengthens the stability of dead lever and prevents the slope, the dead lever is hollow structure, the vertical first telescopic link that is provided with in the dead lever, first telescopic link is hollow structure, the vertical second telescopic link that is provided with in the first telescopic link.
Preferably, the motor is fixed on the upper surface of the base, an output shaft of the motor is fixedly connected with the screw rod, and the screw rod sequentially penetrates through the first telescopic rod and the second telescopic rod and extends into the second telescopic rod.
Preferably, a screw nut matched with the screw rod is arranged on the screw rod in a penetrating mode, and the screw nut is fixed to the bottom of the first telescopic rod.
Preferably, the upper part of the screw rod is sleeved with a support rod, and the support rod is of a hollow tubular structure.
Preferably, the upper end of the support rod penetrates through the first telescopic rod and the second telescopic rod and extends into the second telescopic rod, and the lower end of the support rod is fixed at the bottom of the first telescopic rod.
Preferably, one side of the supporting rod is provided with a rack, and one side of the rack is provided with a worm meshed with the rack.
Preferably, the upper end and the lower end of the worm are respectively installed on bearings, the two bearings are installed on bearing blocks, and the two bearing blocks are respectively fixed at the upper end and the lower end of the second telescopic rod.
Compared with the prior art, the utility model relates to a worm multisection jar, motor work drives the lead screw and rotates, the lead screw drives screw-nut and moves when rotating, screw-nut drives first telescopic link and moves along with screw-nut, when first telescopic link moves, drive the rack and move, rack and worm mesh transmission, rack and worm transmission are similar to the motion of rack and pinion, thereby drive the worm and rotate, the worm that rotates moves along the rack, the worm drives the second telescopic link and moves along with the worm, thereby drive first telescopic link and the second telescopic link through the lead screw and move, and then realize multisection is flexible, and multisection is flexible simultaneously; the utility model has simple structure and novel and reasonable design; the utility model discloses an it is with low costs to realize, and the operational reliability is high, long service life, excellent in use effect, convenient to popularize and use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a perspective view of a multi-section worm cylinder according to the present invention;
fig. 2 is a schematic structural view of a multi-section worm cylinder according to the present invention;
fig. 3 is a sectional view a-a in fig. 2.
In the drawings:
1. a base; 2. fixing the rod; 3. a first telescopic rod; 4. a second telescopic rod; 5. a screw rod; 6. a feed screw nut; 7. a support bar; 8. a rack; 9. a worm.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a worm multisection jar, includes base 1, actuating mechanism and multisection telescopic machanism, install actuating mechanism on the base 1, the last multisection telescopic machanism that is connected with of actuating mechanism, actuating mechanism is used for driving multisection telescopic machanism and stretches out and draw back step by step, actuating mechanism includes the motor, multisection telescopic machanism includes dead lever 2, first telescopic link 3 and second telescopic link 4, the bottom of dead lever 2 is fixed on base 1, and base 1 is square structure, strengthens the stability of dead lever 2 and prevents the slope, dead lever 2 is hollow structure, the vertical first telescopic link 3 that is provided with in the dead lever 2, first telescopic link 3 is hollow structure, the vertical second telescopic link 4 that is provided with in the first telescopic link 3.
In the embodiment, the motor is fixed on the upper surface of the base 1, the output shaft of the motor is fixedly connected with the screw rod 5, the screw rod 5 sequentially penetrates through the first telescopic rod 3 and the second telescopic rod 4 and extends into the second telescopic rod 4, the screw rod 5 is provided with the screw nut 6 matched with the screw rod, the screw nut 6 is fixed at the bottom of the first telescopic rod 3, the upper part of the screw rod 5 is sleeved with the support rod 7, the support rod 7 is of a hollow cylindrical structure, the upper end of the support rod 7 penetrates through the first telescopic rod 3 and the second telescopic rod 4 and extends into the second telescopic rod 4, the lower end of the support rod 7 is fixed at the bottom of the first telescopic rod 3, one side of the support rod 7 is provided with the rack 8, one side of the rack 8 is provided with the worm 9 meshed with the rack 8, the upper end and the lower end of the worm 9 are respectively installed on the bearings, the two bearing blocks are respectively fixed at the upper end and the lower end of the second telescopic rod 4.
In the embodiment, the two bearings are tapered roller bearings, and the tapered roller bearings used in pairs can bear larger axial force, so that the service life of the worm multi-section cylinder is prolonged.
In this embodiment, this worm multisection jar is when using, motor work drives lead screw 5 and rotates, lead screw 5 drives screw-nut 6 and removes when the pivoted, screw-nut 6 drives first telescopic link 3 and removes along with screw-nut 6, when first telescopic link 3 removes, it removes to drive rack 8, rack 8 and worm 9 mesh transmission, rack 8 and the similar rack and pinion's of worm 9 transmission motion, thereby it rotates to drive worm 9, pivoted worm 9 removes along rack 8, worm 9 drives second telescopic link 4 and removes along with worm 9, thereby it removes to drive first telescopic link 3 and second telescopic link 4 through lead screw 5, and then realize that the multisection is flexible, and the multisection is flexible simultaneously. In the embodiment, all the related joints are designed to be sealed, and good consideration is given to rain water and dust prevention.
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 (7)
1. The utility model provides a worm multisection jar, includes base (1), actuating mechanism and multisection telescopic machanism, install actuating mechanism, its characterized in that on base (1): the driving mechanism is connected with a multi-section telescopic mechanism, the driving mechanism is used for driving the multi-section telescopic mechanism to stretch out and draw back step by step, the driving mechanism comprises a motor, the multi-section telescopic mechanism comprises a fixing rod (2), a first telescopic rod (3) and a second telescopic rod (4), the bottom of the fixing rod (2) is fixed on a base (1), the base (1) is of a square structure, the fixing rod (2) is of a hollow structure, the fixing rod (2) is vertically provided with the first telescopic rod (3) in the fixing rod (2), the first telescopic rod (3) is of a hollow structure, and the first telescopic rod (3) is vertically provided with the second telescopic rod (4).
2. The worm multi-joint cylinder as defined in claim 1, wherein: the motor is fixed on the upper surface of the base (1), an output shaft of the motor is fixedly connected with the screw rod (5), and the screw rod (5) sequentially penetrates through the first telescopic rod (3) and the second telescopic rod (4) and extends into the second telescopic rod (4).
3. The worm multi-joint cylinder as defined in claim 2, wherein: the lead screw (5) is provided with a lead screw nut (6) matched with the lead screw in a penetrating mode, and the lead screw nut (6) is fixed to the bottom of the first telescopic rod (3).
4. The worm multi-joint cylinder as defined in claim 3, wherein: the upper part of the screw rod (5) is sleeved with a support rod (7), and the support rod (7) is of a hollow tubular structure.
5. The worm multi-joint cylinder as defined in claim 4, wherein: the upper end of the supporting rod (7) penetrates through the first telescopic rod (3) and the second telescopic rod (4) and extends into the second telescopic rod (4), and the lower end of the supporting rod (7) is fixed at the bottom of the first telescopic rod (3).
6. The worm multi-joint cylinder as defined in claim 5, wherein: one side of the supporting rod (7) is provided with a rack (8), and one side of the rack (8) is provided with a worm (9) meshed with the rack (8).
7. The worm multi-joint cylinder as defined in claim 6, wherein: the upper end and the lower end of the worm (9) are respectively installed on bearings, the two bearings are installed on bearing blocks, and the two bearing blocks are respectively fixed at the upper end and the lower end of the second telescopic rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020058972.7U CN211830458U (en) | 2020-01-13 | 2020-01-13 | Multi-section worm cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020058972.7U CN211830458U (en) | 2020-01-13 | 2020-01-13 | Multi-section worm cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN211830458U true CN211830458U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020058972.7U Active CN211830458U (en) | 2020-01-13 | 2020-01-13 | Multi-section worm cylinder |
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| CN (1) | CN211830458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624155A (en) * | 2021-08-11 | 2021-11-09 | 吴杰 | Tunnel engineering deformation monitoring devices |
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2020
- 2020-01-13 CN CN202020058972.7U patent/CN211830458U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624155A (en) * | 2021-08-11 | 2021-11-09 | 吴杰 | Tunnel engineering deformation monitoring devices |
| CN113624155B (en) * | 2021-08-11 | 2022-05-13 | 宿迁学院 | Tunnel engineering deformation monitoring device |
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Address after: Room 304, Building 13, No. 102 Zhaoxi Road, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province 215000 Patentee after: Suzhou Bibi Medical Technology Co.,Ltd. Country or region after: China Address before: 215000 yanjiaqiao, Changsheng village, Banqiao District, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: Suzhou Gaobi Intelligent Technology Co.,Ltd. Country or region before: China |