CN210316761U - Lifting rod - Google Patents
Lifting rod Download PDFInfo
- Publication number
- CN210316761U CN210316761U CN201920719026.XU CN201920719026U CN210316761U CN 210316761 U CN210316761 U CN 210316761U CN 201920719026 U CN201920719026 U CN 201920719026U CN 210316761 U CN210316761 U CN 210316761U
- Authority
- CN
- China
- Prior art keywords
- rod
- lead screw
- movable rod
- slider
- connecting shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002337 anti-port Effects 0.000 abstract description 2
- 241000282326 Felis catus Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model provides a lifting rod belongs to jacking equipment technical field, including dead lever, lead screw, polished rod, slider, guide way, guide bar, movable rod and drive assembly. The utility model provides a pair of lifter, drive assembly drive lead screw rotate, the slider goes up and down under the restriction of guide bar and guide way, when the slider goes up along the lead screw, the slider continues upwards jacking movable rod to realize that the movable rod rises along the dead lever, when the slider rises to polished rod department, even if actuating mechanism continues to drive the lead screw and rotates, the slider also can not continue to rise, the movable rod no longer rises; when actuating mechanism drove lead screw antiport, the slider receives the action of the movable rod dead weight and impresses in the thread button of lead screw, the slider descends along the lead screw to make the movable rod descend under the effect of dead weight, effectively avoid the movable rod to violently strike the dead lever, cause the problem that the lifter damaged or the movable rod deviates from.
Description
Technical Field
The utility model belongs to the technical field of jacking equipment, more specifically say, relate to a lifter.
Background
When army field training camping, need install the lightning protection temporarily, lighting lamp equipment, need install lightning protection or lighting apparatus in the lifter top, in order to guarantee efficiency, need the soldier to adjust lightning protection and lighting apparatus to effective height rapidly, the soldier is when the quick rotation rocker accomplishes the rising of lifter, because the time is more urgent, the rocker often appears and rotates too fast, make the lifter go up rapid rise to the top, and the violent striking dead lever of movable rod appears, cause the problem that the lifter damaged or the movable rod deviates from.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lifter aims at solving the lifter and rises to the top rapidly, appears the violent striking dead lever of movable rod, causes the problem that the lifter damaged or the movable rod deviates from.
In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a lifter including:
the fixing rod is internally provided with a coaxial lead screw, the top of the lead screw is provided with a polished rod coaxial with the lead screw, the lead screw is rotatably provided with a sliding block, the side wall of the fixing rod is provided with a guide groove along the length direction of the fixing rod, and one side of the sliding block is fixedly provided with a guide rod penetrating through the guide groove;
the movable rod penetrates through the fixed rod, the lead screw penetrates through the bottom of the movable rod, and the sliding block abuts against the bottom surface of the movable rod and is used for abutting against the movable rod to ascend; and
and the driving assembly is arranged on the side wall of the fixed rod and used for driving the lead screw to rotate.
Further, the drive assembly includes:
the first connecting shaft is rotatably arranged on the side wall of the fixed rod and penetrates through the side wall of the fixed rod;
the first bevel gear is fixedly arranged at one end of the first connecting shaft penetrating into the fixed rod, is positioned at the lower part of the fixed rod and is meshed with the second bevel gear fixedly arranged on the screw rod; and
and the rocker is connected with the first connecting shaft and used for driving the first connecting shaft to rotate.
Further, the drive assembly further comprises:
the rocker is fixedly arranged at one end of the second connecting shaft, which is far away from the fixed rod;
the driving wheel is fixedly arranged on the second connecting shaft; and
and the driven wheel is fixedly arranged on the first connecting shaft and is meshed and connected with the driving wheel through a chain.
Further, the lifter further includes:
and the protective cover is arranged on the side wall of the fixed rod and used for covering the driving wheel, the driven wheel and the chain.
Further, the tail end of the rocker is provided with a handle.
Further, the lateral wall of handle is provided with skid resistant course.
Furthermore, the number of guide ways is two, and the symmetry sets up on the lateral wall of dead lever, the number of guide bar also is two, respectively with two the guide way one-to-one corresponds.
Furthermore, a base is arranged at the bottom of the fixing rod, and a plurality of ground anchors used for fixing the base on the ground are arranged on the base.
The utility model provides a pair of lifter's beneficial effect lies in: compared with the prior art, the utility model relates to a lifting rod, drive assembly drive lead screw rotate, the slider goes up and down under the restriction of guide bar and guide way, when the slider goes up along the lead screw, the slider continues to jack up the movable rod upwards, thereby realizes that the movable rod rises along the dead lever, when the slider rises to the polished rod, even if actuating mechanism continues to drive the lead screw to rotate, the slider also can not continue to rise, the movable rod no longer rises; when actuating mechanism drove lead screw antiport, the slider receives the action of the movable rod dead weight and impresses in the thread button of lead screw, the slider descends along the lead screw to make the movable rod descend under the effect of dead weight, effectively avoid the movable rod to violently strike the dead lever, cause the problem that the lifter damaged or the movable rod deviates from.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a lifting rod according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
fig. 3 is a schematic cross-sectional view of a lifting rod according to another embodiment of the present invention.
In the figure: 1. fixing the rod; 2. a lead screw; 3. a polish rod; 4. a slider; 5. a guide groove; 6. a guide bar; 7. a movable rod; 8. a drive assembly; 9. a first connecting shaft; 10. a first bevel gear; 11. a rocker; 12. a second connecting shaft; 13. a driving wheel; 14. a driven wheel; 15. a chain; 16. a protective cover; 17. a handle; 18. a base; 19. a ground anchor; 20. a second bevel gear.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It is right now that the utility model provides a pair of lifter explains. Referring to fig. 1 to 3, a lifting rod includes a fixed rod 1, a movable rod 7 and a driving assembly 8.
A coaxial lead screw 2 is arranged in the fixed rod 1, a polished rod 3 coaxial with the lead screw 2 is arranged at the top of the lead screw 2, a sliding block 4 is rotatably arranged on the lead screw 2, a guide groove 5 is formed in the side wall of the fixed rod 1 along the length direction of the fixed rod 1, and a guide rod 6 penetrating through the guide groove 5 is fixedly arranged on one side of the sliding block 4; the movable rod 7 penetrates through the fixed rod 1, the screw rod 2 penetrates through the bottom of the movable rod 7, and the sliding block 4 abuts against the bottom surface of the movable rod 7 and is used for abutting against the movable rod 7 to ascend; the driving assembly 8 is arranged on the side wall of the fixing rod 1 and used for driving the screw rod 2 to rotate.
Compared with the prior art, the utility model provides a lifting rod, the fixed rod 1 and the movable rod 7 are both of an internal hollow structure and are coaxially arranged, the movable rod 7 penetrates through the upper opening of the fixed rod 1, the coaxial lead screw 2 is longitudinally arranged in the fixed rod 1, the upper part of the lead screw 2 penetrates through the bottom of the movable rod 7 and penetrates into the movable rod 7, the upper end of the movable rod 7 is fixedly provided with the coaxial polished rod 3, the lead screw 2 is rotatably provided with the slider 4, the upper end surface of the slider 4 is propped against the bottom of the movable rod 7, the outer side of the slider 4 is fixedly connected with the guide rod 6, the guide rod 6 is vertical to the lead screw 2, the side wall of the fixed rod 1 is axially provided with the guide groove 5, the free end of the guide rod 6 is slidably arranged in the guide groove 5, the driving component 8 drives the lead screw 2 to rotate, the slider 4 is lifted up and down under the limitation of the guide rod, when the sliding block 4 rises along the lead screw 2, the sliding block 4 continuously lifts the movable rod 7 upwards, so that the movable rod 7 rises along the fixed rod 1, and when the sliding block 4 rises to the polished rod 3, even if the driving mechanism continuously drives the lead screw 2 to rotate, the sliding block 4 cannot continuously rise, and the movable rod 7 does not rise any more; when actuating mechanism drove lead screw 2 counter-rotation, slider 4 received the action of movable rod 7 dead weight and impresses in lead screw 2's thread button, slider 4 descends along lead screw 2 to make movable rod 7 descend under the effect of dead weight, avoid movable rod 7 violent striking dead lever 1, cause the problem that the lifter damaged or movable rod 7 deviates from.
As an embodiment of the present invention, referring to fig. 2 and 3, the driving assembly 8 includes a first connecting shaft 9, a first bevel gear 10 and a rocker 11.
The first connecting shaft 9 is rotatably arranged on the side wall of the fixed rod 1 and penetrates through the side wall of the fixed rod 1; the first bevel gear 10 is fixedly arranged at one end of the first connecting shaft 9 penetrating into the fixed rod 1, is positioned at the lower part of the fixed rod 1, and is meshed with a second bevel gear 20 fixedly arranged on the screw rod 2; the rocker 11 is connected with the first connecting shaft 9 and used for driving the first connecting shaft 9 to rotate. In this embodiment, the first connecting shaft 9 penetrates through the side wall of the fixing rod 1, a first bevel gear 10 engaged with a second bevel gear 20 on the screw rod 2 is installed at one end penetrating into the fixing rod 1, the exposed end of the fixing rod 1 is fixedly connected with one end of a rocker 11, the rocker 11 is perpendicular to the first connecting shaft 9, the tail end of the handheld rocker 11 rotates along the first connecting shaft 9, so that the first bevel gear 10 is driven to rotate, and the first bevel gear 10 drives the screw rod 2 to rotate through engagement with the second bevel gear 20.
As a specific embodiment of the present invention, please refer to fig. 3, the driving assembly 8 further includes a second connecting shaft 12, a driving wheel 13 and a driven wheel 14.
The second connecting shaft 12 is rotatably arranged on the side wall of the fixed rod 1 and is positioned at the upper part of the fixed rod 1, and the rocker 11 is fixedly provided with one end of the second connecting shaft 12 far away from the fixed rod 1; the driving wheel 13 is fixedly arranged on the second connecting shaft 12; the driven wheel 14 is fixedly arranged on the first connecting shaft 9 and is meshed and connected with the driving wheel 13 through a chain 15. In this embodiment, the second connecting shaft 12 is located at the upper portion of the fixing rod 1, and the driving force of the bevel gear 10 at the lower portion of the fixing rod 1 is transferred to the upper portion of the fixing rod 1 through the cooperation of the driving wheel 13, the driven wheel 14 and the chain 15, so that an operator can rotate the rocker 11 at the upper portion of the fixing rod 1 without squatting down or rotating the rocker 11 at the waist of a cat, and the operation is more convenient.
Referring to fig. 3, as a specific embodiment of the present invention, a lifting rod further includes a protective cover 16.
The protective cover 16 is mounted on the side wall of the fixing rod 1 and used for covering the driving wheel 13, the driven wheel 14 and the chain 15. In this embodiment, the protective cover 16 seals the driving wheel 13, the driven wheel 14 and the chain 15 in the protective cover 16, so as to prevent dust, rain, snow and the like from polluting or corroding to affect use, and prevent foreign matters from being carelessly involved in the driving wheel 13, the driven wheel 14 and the chain 15, so as to prevent hands and feet of operators from being carelessly touched to cause injury of the operators.
Referring to fig. 2 and 3, as a specific embodiment of the present invention, a handle 17 is disposed at the end of the rocker 11. In this embodiment, the handle 17 is rotatably installed at the end of the rocker 11 and perpendicular to the rocker 11, and an operator can hold the handle 17 to drive the rocker 11 to rotate, which is convenient to operate.
As a specific embodiment of the present invention, please refer to fig. 2 and 3, the side wall of the handle 17 is provided with an anti-slip layer. In this embodiment, the skid resistant layer is the rubber layer, and the suit is in the outside of handle 17, makes things convenient for operating personnel to hold, avoids skidding.
As a specific embodiment of the present invention, please refer to fig. 2 and fig. 3, the number of the guide slots 5 is two, the two guide slots are symmetrically disposed on the side wall of the fixing rod 1, and the number of the guide rods 6 is also two, and the two guide slots are respectively in one-to-one correspondence with the two guide slots 5. In this embodiment, two guide grooves 5 and two guide rods 6 can ensure that the slider 4 is more stable when ascending and descending.
As a specific embodiment of the present invention, please refer to fig. 1 to 3, a base 18 is disposed at the bottom of the fixing rod 1, and a plurality of ground anchors 19 for fixing the base 18 to the ground are disposed on the base 18. In this embodiment, three ground anchors 19 are uniformly distributed on the base 18, downwardly penetrate through the base 18 and penetrate into the ground, so as to fix the base 18 on the ground, thereby fixing the fixing rod 1 on the ground.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A lifter bar, comprising:
the fixing rod is internally provided with a coaxial lead screw, the top of the lead screw is provided with a polished rod coaxial with the lead screw, the lead screw is rotatably provided with a sliding block, the side wall of the fixing rod is provided with a guide groove along the length direction of the fixing rod, and one side of the sliding block is fixedly provided with a guide rod penetrating through the guide groove;
the movable rod penetrates through the fixed rod, the lead screw penetrates through the bottom of the movable rod, and the sliding block abuts against the bottom surface of the movable rod and is used for abutting against the movable rod to ascend; and
and the driving assembly is arranged on the side wall of the fixed rod and used for driving the lead screw to rotate.
2. The lift pole of claim 1, wherein the drive assembly comprises:
the first connecting shaft is rotatably arranged on the side wall of the fixed rod and penetrates through the side wall of the fixed rod;
the first bevel gear is fixedly arranged at one end of the first connecting shaft penetrating into the fixed rod, is positioned at the lower part of the fixed rod and is meshed with a second bevel gear fixedly arranged on the screw rod; and
and the rocker is connected with the first connecting shaft and used for driving the first connecting shaft to rotate.
3. The lift pole of claim 2, wherein the drive assembly further comprises:
the rocker is fixedly arranged at one end of the second connecting shaft, which is far away from the fixed rod;
the driving wheel is fixedly arranged on the second connecting shaft; and
and the driven wheel is fixedly arranged on the first connecting shaft and is meshed and connected with the driving wheel through a chain.
4. A lifter bar according to claim 3, wherein the lifter bar further comprises:
and the protective cover is arranged on the side wall of the fixed rod and used for covering the driving wheel, the driven wheel and the chain.
5. A lifter bar according to claim 2, wherein the rocker is provided with a handle at its distal end.
6. A lifter bar according to claim 5, wherein the side walls of the handle are provided with a non-slip layer.
7. The lifting pole of claim 1, wherein the number of the guide grooves is two, and the guide grooves are symmetrically formed on the side wall of the fixing pole, and the number of the guide bars is also two, and the guide bars correspond to the two guide grooves one by one.
8. The improvement as claimed in claim 1, wherein said fixed pole is provided at the bottom thereof with a base, said base being provided with a plurality of ground anchors for fixing said base to the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920719026.XU CN210316761U (en) | 2019-05-17 | 2019-05-17 | Lifting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920719026.XU CN210316761U (en) | 2019-05-17 | 2019-05-17 | Lifting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210316761U true CN210316761U (en) | 2020-04-14 |
Family
ID=70139294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920719026.XU Expired - Fee Related CN210316761U (en) | 2019-05-17 | 2019-05-17 | Lifting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210316761U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112320681A (en) * | 2020-11-18 | 2021-02-05 | 中国人民解放军32181部队 | Guided missile hollow shell transport rack |
| CN114506787A (en) * | 2021-12-23 | 2022-05-17 | 湖南立凡嘉信医疗科技有限公司 | Hand-operated lifting adjusting mechanism |
-
2019
- 2019-05-17 CN CN201920719026.XU patent/CN210316761U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112320681A (en) * | 2020-11-18 | 2021-02-05 | 中国人民解放军32181部队 | Guided missile hollow shell transport rack |
| CN114506787A (en) * | 2021-12-23 | 2022-05-17 | 湖南立凡嘉信医疗科技有限公司 | Hand-operated lifting adjusting mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210316761U (en) | Lifting rod | |
| CN213683149U (en) | Fixed lifting platform with adjustable guardrail | |
| CN202220564U (en) | Telescopic mast tower for well drill | |
| CN205668915U (en) | Electric screw-jacks | |
| CN204940885U (en) | Partition wall fitting machine | |
| CN101761898B (en) | Lifting device and lighting lamp using same | |
| CN208378129U (en) | Preventing colliding with top drop device | |
| CN215097687U (en) | Auxiliary feeding device for building construction | |
| CN212403118U (en) | Semi-automatic lifting device for underground tank curtain | |
| CN212316873U (en) | Lifting type multifunctional leisure platform on sea | |
| CN208294496U (en) | The mud-scraping apparatus of long-spiral drilling machine | |
| CN202864624U (en) | Electric basket | |
| CN203865945U (en) | Winding type jack with screw rod lifting mechanism | |
| CN210153748U (en) | Explosion-proof lighting device | |
| CN201877735U (en) | Ground wire lifting mechanism | |
| CN219507492U (en) | Immersible pump hoisting device | |
| CN215746567U (en) | Lifting type roof automatic drilling machine | |
| CN220671025U (en) | Geothermal hot spring sampling device that draws water | |
| CN217976063U (en) | Foot nail that antiskid nature is good | |
| CN220502611U (en) | Anti-falling device for high-altitude drilling floor in petroleum exploitation | |
| CN206304307U (en) | One kind steps on lever foot fastener | |
| CN216837015U (en) | Lifting type live working platform | |
| CN203529654U (en) | Hoisting sheave frame mechanism of building hoist | |
| CN214828564U (en) | Tower crane stop device | |
| CN221116902U (en) | Mast type lifter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |