CN219387376U - Manual telescopic operation device of telescopic stand - Google Patents
Manual telescopic operation device of telescopic stand Download PDFInfo
- Publication number
- CN219387376U CN219387376U CN202320626596.0U CN202320626596U CN219387376U CN 219387376 U CN219387376 U CN 219387376U CN 202320626596 U CN202320626596 U CN 202320626596U CN 219387376 U CN219387376 U CN 219387376U
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- rod
- stand
- telescopic
- guide
- connecting plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides a manual telescopic operation device of a telescopic stand, relates to the technical field of telescopic stands, and solves the problems that an operation rod is inconvenient to take and place and is easy to lose in the prior art. The telescopic stand comprises a guide rod which is connected below a first-stage stand and arranged along the telescopic direction of the telescopic stand, a limiting mechanism is arranged at one end of the guide rod, an operating rod is connected with the guide rod in a sliding mode, when the operating rod moves to one end of the guide rod away from the limiting mechanism, the operating rod is stored below the first-stage stand, and when the operating rod moves to one end of the guide rod close to the limiting mechanism, the operating rod moves out of the guide rod and deflects upwards, and the deflection angle of the operating rod is limited by the limiting mechanism. The operation rod is stored below the first-stage stand, so that the operation rod is conveniently taken and placed, meanwhile, the operation rod is prevented from being lost, when the operation rod is used, the operation rod slides out of the first-stage stand along the guide rod and can deflect upwards, the limiting mechanism enables the operation rod to keep the deflected angle, and a worker can conveniently use the operation rod to move the first-stage stand.
Description
Technical Field
The utility model relates to the technical field of telescopic stands, in particular to a manual telescopic operation device of a telescopic stand.
Background
Telescopic stands are mainly used in large sites to provide a seat for spectators. When not in use, the telescopic stand is kept in a contracted state, the occupied area of the floor is reduced, and when in use, the telescopic stand is unfolded into a stepped structure. The driving force of the telescopic stand is mainly motor driving or manual driving, the telescopic stand is multiple in order, the telescopic stand is large in size and driven by a motor, and if the telescopic stand is small, manual driving can be adopted, so that the use cost of a motor driving mechanism and a related control system is reduced.
The current flexible stand that adopts manpower drive is when the drive, needs a person to operate a action bars and controls first order stand, makes first order stand flexible to drive whole stand and stretch out and draw back together, the action bars need place in appointed position after using, and the process of getting and putting the action bars is comparatively time-consuming, and the action bars probably have the problem of losing, influence the follow-up use of flexible stand.
Disclosure of Invention
In view of the above problems, an object of the present utility model is to provide a manual telescopic operation device for a telescopic stand, in which an operation rod is stored under a first stage stand, so that the operation rod is convenient to take and place, meanwhile, the operation rod is prevented from being lost, a guide rod and a limiting mechanism are provided, when the operation rod is used, the operation rod slides out of the first stage stand along the guide rod and can deflect upwards, and the limiting mechanism enables the operation rod to keep a deflected angle, so that a worker can conveniently use the operation rod to move the first stage stand.
The embodiment of the utility model is realized by the following technical scheme:
the utility model provides a manual flexible operating means of flexible stand, includes the guide bar of connecting in first order stand below and setting along flexible direction of flexible stand, the one end of guide bar is provided with stop gear, guide bar sliding connection has the action bars, when the action bars removes the one end that stop gear was kept away from to the guide bar, the action bars are accomodate in first order stand below, when the action bars remove the one end that the guide bar is close to stop gear, the action bars shift out the guide bar and upwards deflect and by stop gear restriction action bars's deflection angle.
Preferably, the action bars include with guide bar sliding connection's connecting rod, the one end of connecting rod is connected with the horizontal pole, the other end of connecting rod is connected with the mounting panel, be connected with two at least spacing posts on the mounting panel, stop gear is including the limiting plate of vertical setting, the draw-in groove has been seted up along the length direction of guide bar to the limiting plate, when the action bars deflect, one of them in the draw-in groove is gone into to spacing post card, another one spacing post butt is on the guide bar.
Preferably, the guide rod is provided with a guide groove along the length direction, the connecting rod is connected with a first pulley positioned in the guide groove, and at least two first pulleys are arranged.
Preferably, a second pulley which is in contact with the ground is connected to the connecting rod.
Preferably, a self-locking mechanism is arranged at one end of the guide rod, which is far away from the limiting mechanism, when the operating rod is stored, the operating rod is abutted against the self-locking mechanism, the self-locking mechanism locks the first-stage stand on the second-stage stand, and when the operating rod is not abutted against the self-locking mechanism, the self-locking mechanism releases the locking of the first-stage stand.
Preferably, the self-locking mechanism comprises a vertically arranged supporting rod, a guide seat is connected to the supporting rod, a first connecting plate vertically penetrates through the guide seat, a second-order front eave beam is arranged above the supporting rod, a lock seat is connected to the second-order front eave beam, a lock hole for the first connecting plate to penetrate through is formed in the lock seat, a second connecting plate is hinged to the lower end of the first connecting plate, a third connecting plate is hinged to the lower end of the second connecting plate, and the lower end of the third connecting plate is hinged to the guide rod.
Preferably, the upper end of the first connecting plate is connected with a plug, and the width of the plug is larger than that of the first connecting plate.
Preferably, a third pulley is arranged at the hinge joint between the second connecting plate and the third connecting plate.
Preferably, a baffle is connected to one side of the support rod away from the limiting mechanism.
The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:
the operation rod is stored below the first-stage stand, so that the operation rod is conveniently taken and placed, meanwhile, the operation rod is prevented from being lost, the guide rod and the limiting mechanism are arranged, when the operation rod is used, the operation rod slides out of the first-stage stand along the guide rod and can deflect upwards, the limiting mechanism enables the operation rod to keep the deflected angle, and a worker can conveniently use the operation rod to move the first-stage stand.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a usage state according to an embodiment of the present utility model;
fig. 2 is a schematic view of a storage state of an operation lever according to an embodiment of the present utility model;
FIG. 3 is a schematic view of an unfolded state of an operation lever according to an embodiment of the present utility model;
fig. 4 is a schematic view of a use state of a limiting mechanism according to an embodiment of the present utility model.
Icon: 1-a second-order front eave beam; 2-a lock base; 3-a self-locking mechanism; 31-supporting rods; 32-a third connecting plate; 33-baffle; 34-a second tie plate; 35-a first connecting plate; 36-a guide seat; 37-plug; 38-a third pulley; 4-a cross bar; 5-limiting plates; 6-connecting rods; 7-a guide rod; 8-mounting plates; 9-a limit column; 10-a first pulley; 11-a second pulley; 12-clamping grooves; 13-guide grooves.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model is described in detail below with reference to fig. 1-4.
Examples
The utility model provides a manual flexible operating means of flexible stand, includes the guide bar 7 of connecting in first order stand below and setting along flexible direction of flexible stand, the one end of guide bar 7 is provided with stop gear, guide bar 7 sliding connection has the action bars, when the action bars removes the one end that stop gear was kept away from to guide bar 7, the action bars are accomodate in first order stand below, when the action bars remove the one end that guide bar 7 is close to stop gear, the action bars shift out guide bar 7 and upwards deflect and by stop gear restriction action bars's deflection angle.
As shown in fig. 2, the operation rod is in a storage state, when the operation rod is needed to be used, the operation rod slides along the guide rod 7, and when the operation rod is about to move out of the guide rod 7, the operation rod is engaged with the limiting mechanism, so that the operation rod is prevented from being pulled out of the first stage stand, namely, the operation rod is prevented from being lost; after the deflection of the operating lever is completed, the operating lever is shown in fig. 3.
The action bars include with guide bar 7 sliding connection's connecting rod 6, the one end of connecting rod 6 is connected with horizontal pole 4, the other end of connecting rod 6 is connected with mounting panel 8, be connected with two at least spacing posts 9 on the mounting panel 8, stop gear is including the limiting plate 5 of vertical setting, draw-in groove 12 has been seted up along the length direction of guide bar 7 to limiting plate 5, when the action bars deflect, in draw-in groove 12 was gone into to one of them spacing post 9 card, another one spacing post 9 butt was on guide bar 7.
The staff controls the movement of the operation rod by holding the cross rod 4, when the operation rod is about to move out of the guide rod 7, the limit column 9 is clamped into the clamping groove 12, and when the operation rod deflects, the operation rod deflects along the limit column 9 clamped into the clamping groove 12 until the other limit column 9 is abutted on the guide rod 7, so that the deflection angle of the operation rod is limited, and at the moment, the first-stage stand is controlled to move by pushing and pulling the operation rod.
The guide rod 7 is provided with a guide groove 13 along the length direction, the connecting rod 6 is connected with a first pulley 10 positioned in the guide groove 13, the first pulley 10 is arranged to reduce abrasion of relative movement between the connecting rod 6 and the guide rod 7, and at least two first pulleys 10 are arranged to enable the connecting rod 6 to move along the length direction of the guide rod 7; in order to reduce the force exerted by the first pulley 10, a second pulley 11 is connected to the connecting rod 6 in contact with the ground, the second pulley 11 acting as a primary support for the entire operating lever.
After the telescopic stand is unfolded, each stage of stand needs to be locked, so that the safety risk caused by automatic shrinkage of the stand during use is avoided. Except for the first stage stand, the rest stands are provided with a self-locking device after being unfolded, the telescopic operation of the telescopic stand is required to be completed by the first stage stand, namely, after the first stage stand moves, the self-locking device can be automatically unlocked, and the first stage stand is kept still, so that all stands are in a locking state, and therefore, the first stage stand is required to be provided with a special self-locking mechanism 3.
The guide bar 7 is provided with self-locking mechanism 3 far away from stop gear's one end, and when the action bars accomodate, the action bars butt self-locking mechanism 3, and self-locking mechanism 3 locks first order stand on the second order stand, and when the action bars did not butt self-locking mechanism 3, self-locking mechanism 3 released the locking to first order stand. When the first-stage stand needs to be moved, the operating rod is moved out of the first-stage stand, at the moment, the self-locking mechanism 3 is unlocked, the first-stage stand can be moved, and when the operating rod is stored, the first-stage stand is locked on the locked second-stage stand, so that the movement of the whole stand is avoided; the unlocking and locking of the self-locking mechanism 3 are controlled through the state of the operating rod, so that the operation of the whole telescopic stand is more convenient.
The self-locking mechanism 3 comprises a supporting rod 31 which is vertically arranged, a guide seat 36 is connected to the supporting rod 31, a first connecting plate 35 vertically penetrates through the guide seat 36, a second-stage front eave beam 1 is arranged above the supporting rod 31, a lock seat 2 is connected to the second-stage front eave beam 1, a lock hole for the first connecting plate 35 to penetrate through is formed in the lock seat 2, a second connecting plate 34 is hinged to the lower end of the first connecting plate 35, a third connecting plate 32 is hinged to the lower end of the second connecting plate 34, and the lower end of the third connecting plate 32 is hinged to the guide rod 7.
As shown in fig. 3, the hinge position of the third connecting plate 32 and the second connecting plate 34 protrudes towards the limiting mechanism, after the operating rod is abutted to the hinge position of the third connecting plate 32 and the second connecting plate 34, the third connecting plate 32 and the second connecting plate 34 are stretched to be in a vertical state, so that the first connecting plate 35 is lifted upwards, and the first connecting plate 35 is inserted into the lock base 2 again, thereby realizing the locking of the first stage stand on the second stage stand; after the operation lever is removed, the third link plate 32 and the second link plate 34 are reset due to gravity, so that the first link plate 35 is pulled away from the lock base 2, and the lock on the first-stage stand is released.
In order to prevent the first connection plate 35 from being separated from the guide holder 36, a plug 37 is connected to the upper end of the first connection plate 35, and the plug 37 has a width larger than that of the first connection plate 35.
A third pulley 38 is provided at the hinge between the second link plate 34 and the third link plate 32 to reduce wear when the lever abuts.
The baffle 33 is connected to one side of the support rod 31 far away from the limiting mechanism, so that the hinge part is prevented from protruding to the other side due to the fact that the second connecting plate 34 and the third connecting plate 32 deflect to the other side.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The utility model provides a manual flexible operating means of flexible stand, its characterized in that, including connecting in first order stand below and along telescopic stand flexible direction setting's guide bar (7), the one end of guide bar (7) is provided with stop gear, guide bar (7) sliding connection has the action bars, when action bars remove guide bar (7) and keep away from stop gear's one end, the action bars are accomodate in first order stand below, when action bars remove guide bar (7) and are close to stop gear's one end, the action bars shift out guide bar (7) and upwards deflect and by stop gear restriction action bars's deflection angle.
2. The manual telescopic operation device of the telescopic stand according to claim 1, characterized in that the operation rod comprises a connecting rod (6) which is slidably connected with a guide rod (7), one end of the connecting rod (6) is connected with a cross rod (4), the other end of the connecting rod (6) is connected with a mounting plate (8), at least two limit posts (9) are connected on the mounting plate (8), the limit mechanism comprises a limit plate (5) which is vertically arranged, a clamping groove (12) is formed in the limit plate (5) along the length direction of the guide rod (7), one of the limit posts (9) is clamped into the clamping groove (12) when the operation rod deflects, and the other limit post (9) is abutted to the guide rod (7).
3. The manual telescopic operation device of the telescopic stand according to claim 2, wherein the guide rod (7) is provided with a guide groove (13) along the length direction, the connecting rod (6) is connected with a first pulley (10) positioned in the guide groove (13), and at least two first pulleys (10) are arranged.
4. A manual telescopic operation device of a telescopic stand according to claim 2, characterized in that the connecting rod (6) is connected with a second pulley (11) in contact with the ground.
5. The manual telescopic operation device of the telescopic stand according to claim 1, wherein the end, far away from the limiting mechanism, of the guide rod (7) is provided with a self-locking mechanism (3), when the operation rod is accommodated, the operation rod abuts against the self-locking mechanism (3), the self-locking mechanism (3) locks the first-stage stand on the second-stage stand, and when the operation rod does not abut against the self-locking mechanism (3), the self-locking mechanism (3) releases the locking of the first-stage stand.
6. The manual telescopic operation device of the telescopic stand according to claim 5, wherein the self-locking mechanism (3) comprises a supporting rod (31) which is vertically arranged, a guide seat (36) is connected to the supporting rod (31), a first connecting plate (35) is vertically and movably penetrated on the guide seat (36), a second-stage front eave beam (1) is arranged above the supporting rod (31), a lock seat (2) is connected to the second-stage front eave beam (1), a lock hole for the first connecting plate (35) to penetrate is formed in the lock seat (2), a second connecting plate (34) is hinged to the lower end of the first connecting plate (35), a third connecting plate (32) is hinged to the lower end of the second connecting plate (34), and the lower end of the third connecting plate (32) is hinged to the guide rod (7).
7. The manual telescopic operation device of the telescopic stand according to claim 6, wherein the upper end of the first connecting plate (35) is connected with a plug (37), and the width of the plug (37) is larger than the width of the first connecting plate (35).
8. A manual telescopic operation device of a telescopic stand according to claim 6, characterized in that a third pulley (38) is provided at the hinge between the second link plate (34) and the third link plate (32).
9. The manual telescopic operation device of the telescopic stand according to claim 6, wherein a baffle plate (33) is connected to one side of the supporting rod (31) away from the limiting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320626596.0U CN219387376U (en) | 2023-03-27 | 2023-03-27 | Manual telescopic operation device of telescopic stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320626596.0U CN219387376U (en) | 2023-03-27 | 2023-03-27 | Manual telescopic operation device of telescopic stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219387376U true CN219387376U (en) | 2023-07-21 |
Family
ID=87168420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320626596.0U Active CN219387376U (en) | 2023-03-27 | 2023-03-27 | Manual telescopic operation device of telescopic stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219387376U (en) |
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2023
- 2023-03-27 CN CN202320626596.0U patent/CN219387376U/en active Active
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