CN220351622U

CN220351622U - Cabinet frame lifter

Info

Publication number: CN220351622U
Application number: CN202321574734.1U
Authority: CN
Inventors: 周晖
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2024-01-16
Anticipated expiration: 2033-06-19

Abstract

The utility model discloses a cabinet frame lifter, which belongs to the technical field of auxiliary nuclear medicine equipment and comprises a lifting platform, wherein a driving mechanism capable of driving the lifting platform to move up and down is arranged at the lower end of the lifting platform, a base is arranged at the lower end of the driving mechanism and is positioned on the ground, a telescopic rod is arranged at the upper end of the base and is positioned at one side of the driving mechanism, and the upper end of the telescopic rod is connected with the lower end of the lifting platform.

Description

Cabinet frame lifter

Technical Field

The utility model relates to the technical field of nuclear medicine equipment assistance, in particular to a cabinet frame lifter.

Background

When staff operates the radioactive substance synthesis, partial shipment and volatile radionuclide, need stretch into the glove box with the hand to enter into the fume hood and operate, in order to make the sealed effect of fume hood better, glove box and observation window are fixed with the fume hood frame usually, because staff's height is different, place the required height of glove box and the observation window of hand when the operation also different, when the height of fume hood can not be adjusted, the glove box can not match with the height of observation window and then can not influence the operation of staff to the radioactive substance.

The current fume hood lifter adopts the mode of cooperation transmission such as gear, rack, lead screw to realize the lift to the fume hood mostly, because the fume hood frame is bulky, weight is heavier, after the lift is accomplished, the gravity of fume hood frame can directly transmit drive mechanism to on the output of required driving motor is passed through to drive mechanism, consequently the great gravity of fume hood frame causes required driving motor to damage easily, thereby the life of this kind of lifter that the cooperation fume hood frame realized going up and down is shorter, because of the structure is unstable inadequately, the security is also not good when using.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a cabinet frame lifter for solving the technical problems.

The embodiment of the utility model adopts the following technical scheme: the lifting platform comprises a lifting platform, a driving mechanism capable of driving the lifting platform to move up and down is arranged at the lower end of the lifting platform, a base is arranged at the lower end of the driving mechanism and positioned on the ground, a telescopic rod is arranged at the upper end of the base and positioned on one side of the driving mechanism, the upper end of the telescopic rod is connected with the lower end of the lifting platform, and a fixing mechanism capable of fixing the lifting movement of the telescopic rod is arranged on the telescopic rod.

Further, the telescopic link includes dead lever and lifter, the dead lever is established in the base upper end, the lifter is established in the dead lever, and from top to bottom sliding fit, the through-hole has been seted up on the dead lever, and the inside of through-hole is equipped with the internal thread.

Further, the fixing mechanism comprises a fixing block and a rocker, wherein the front end of the fixing block is provided with external threads matched with internal threads in the through hole, the fixing block is in threaded connection with the through hole, and the rocker is arranged at the tail end of the fixing block.

Further, the lifting rod is arranged in a semicircular arc manner, and the surface, close to the fixed block, of the lifting rod is arranged in a plane manner.

Further, the driving mechanism may be a hydraulic cylinder.

Further, a placing groove is arranged in the lifting platform, and the placing groove is in a matching state with the ventilating cabinet.

The above at least one technical scheme adopted by the embodiment of the utility model can achieve the following beneficial effects:

compared with the traditional lifting mode of matching transmission of gears, racks, screw rods and the like, the utility model adopts manual adjustment to increase the supporting points after the equipment stops running, thereby reducing the manufacturing cost, simultaneously enabling the ventilating cabinet to be more stable relative to one supporting point when being supported, improving the use safety, avoiding the supporting of one supporting point by a driving mechanism by the increased supporting points, protecting the output shaft of the driving mechanism and prolonging the service life of the lifter of the ventilating cabinet frame;

during the use because staff's height is different, the required height of glove box and the observation window of placing the hand when the operation is just also different, thereby drive it through actuating mechanism operation and go up and down to required height, at this moment, the staff rotates the rocker, make fixed block and lifter plane compress tightly the laminating, form the support to elevating platform and prescribe a limit to, the gravity of the fume hood frame that falls on actuating mechanism this moment is decomposed partly by fixed block and lifter, the decomposed gravity is exerted pressure to the dead lever, this device adopts manual regulation to increase the supporting point after equipment stops the operation, can reduce manufacturing cost, can make the fume hood when being supported more stable than a supporting point simultaneously, the security of use is improved, an output shaft of actuating mechanism has been protected to the supporting point that increases has avoided supporting with actuating mechanism, thereby the life of fume hood frame lifter has been prolonged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a telescopic rod according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a telescopic rod according to the present utility model;

fig. 4 is a schematic view of a partial structure of the present utility model.

Reference numerals

Lifting platform 1, placing groove 11, driving mechanism 2, base 3, telescopic link 4, fixed link 41, lifting link 42, through hole 43, fixed mechanism 5, fixed block 51, rocker 52.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. Based on the embodiments of the present utility model, all other embodiments that a patient of ordinary skill in the art could obtain without making any inventive effort are within the scope of the present utility model.

The following describes in detail the technical solutions provided by the embodiments of the present utility model with reference to the accompanying drawings.

The embodiment of the utility model provides a cabinet frame lifter, which comprises a lifting platform 1, wherein the lower end of the lifting platform 1 is provided with a driving mechanism 2 capable of driving the lifting platform to move up and down, the lower end of the driving mechanism 2 is provided with a base 3, the base 3 is positioned on the ground, the upper end of the base 3 is provided with a telescopic rod 4 and positioned on one side of the driving mechanism 2, the upper end of the telescopic rod 4 is connected with the lower end of the lifting platform 1, and the telescopic rod 4 is provided with a fixing mechanism 5 capable of fixing the lifting movement of the telescopic rod.

Preferably, the telescopic rod 4 includes dead lever 41 and lifter 42, the dead lever 41 is established in base 3 upper end, lifter 42 is established in dead lever 41, and upper and lower sliding fit, through hole 43 has been seted up on the dead lever 41, and the inside of through hole 43 is equipped with the internal thread, adopts manual regulation to increase the supporting point after equipment stops running, can reduce manufacturing cost, can make the ventilation cupboard when being supported simultaneously can be more stable in a supporting point.

Preferably, the fixing mechanism 5 includes a fixing block 51 and a rocker 52, the front end of the fixing block 51 is provided with an external thread matching with an internal thread in the through hole 43, the fixing block 51 is in threaded connection with the through hole 43, the rocker 52 is provided at the tail end of the fixing block 51, and the required heights of a glove box and an observation window for placing hands in operation are different due to different heights of staff, so that the staff drives the staff to lift to the required height through the operation of the driving mechanism 2, at this time, the staff rotates the rocker 52, so that the fixing block 51 is in planar compression fit with the lifting rod 42, the support limit on the lifting platform 1 is formed, the gravity of the fume hood frame falling on the driving mechanism 2 is decomposed by the fixing block 51 and the lifting rod 42, the decomposed gravity is pressed on the fixing rod 41, the increased supporting point avoids supporting by a supporting point of the driving mechanism 2, and the output shaft of the driving mechanism 2 is protected, so that the service life of the fume hood frame lifter is prolonged.

Preferably, the lifting rod 42 is arranged in a semicircular arc, and the surface of the lifting rod 42 close to the fixed block 51 is arranged in a plane, so that a worker rotates the rocker 52 to enable the fixed block 51 to be pressed and attached to the plane of the lifting rod 42, and support limitation on the lifting platform 1 is formed.

Preferably, the driving mechanism 2 may be a hydraulic cylinder, and the driving mechanism 2 operates to drive the hydraulic cylinder to lift to a required height.

Preferably, the lifting platform 1 is internally provided with the placing groove 11, the placing groove 11 is in a matching state with the ventilation cabinet, the lower end of the ventilation cabinet frame is matched with the placing groove 11 on the lifting platform 1, the ventilation cabinet can be kept at a certain stability in the lifting process of the ventilation cabinet, the ventilation cabinet is not easy to slide on the lifting platform 1, and meanwhile, the placing groove can be convenient for placing and subsequent fixing operation of the ventilation cabinet.

Working principle: when the device is used, because the heights of workers are different, the glove box and the observation window of the hands are placed in the operation process are different, so that the hands are driven to be lifted to the required heights through the operation of the driving mechanism 2, at the moment, the workers rotate the rocking bars 52, the fixed blocks 51 are pressed and attached to the plane of the lifting rods 42 to form the support limit of the lifting platform 1, at the moment, the gravity of the fume hood frame falling on the driving mechanism 2 is decomposed by the fixed blocks 51 and the lifting rods 42 to form a part, the decomposed gravity presses the fixed rods 41, compared with the traditional lifting manner of the cooperation transmission of gears, racks, screw rods and the like, the device adopts manual adjustment to increase the supporting points after the equipment stops operating, the manufacturing cost can be reduced, meanwhile, the fume hood can be more stable at one supporting point when being supported, the use safety is improved, the increased supporting points avoid the supporting of one supporting point of the driving mechanism 2, the output shaft of the driving mechanism 2 is protected, and the service life of the fume hood frame lifter is prolonged.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model are possible to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides a cabinet frame riser, its characterized in that, includes lift platform (1), the lower extreme of lift platform (1) is equipped with actuating mechanism (2) that can drive its elevating movement, the lower extreme of actuating mechanism (2) is equipped with base (3), and base (3) are located ground, the upper end of base (3) is equipped with telescopic link (4), and is located one side of actuating mechanism (2), the upper end of telescopic link (4) is connected with the lower extreme of lift platform (1), be equipped with fixed mechanism (5) that can fix its elevating movement on telescopic link (4).

2. A cabinet rack riser as claimed in claim 1, wherein: the telescopic rod (4) comprises a fixed rod (41) and a lifting rod (42), the fixed rod (41) is arranged at the upper end of the base (3), the lifting rod (42) is arranged in the fixed rod (41) and is in sliding fit up and down, a through hole (43) is formed in the fixed rod (41), and internal threads are arranged in the through hole (43).

3. A cabinet rack riser as claimed in claim 2, wherein: the fixing mechanism (5) comprises a fixing block (51) and a rocker (52), wherein the front end of the fixing block (51) is provided with external threads matched with internal threads of the through hole (43), the fixing block (51) is in threaded connection with the through hole (43), and the rocker (52) is arranged at the tail end of the fixing block (51).

4. A cabinet rack riser as claimed in claim 3 wherein: the lifting rod (42) is arranged in a semicircular arc manner, and the surface, close to the fixed block (51), of the lifting rod (42) is arranged in a plane manner.

5. A cabinet rack riser as claimed in claim 1, wherein: the driving mechanism (2) can be a hydraulic cylinder.

6. A cabinet rack riser as claimed in claim 1, wherein: a placing groove (11) is arranged in the lifting platform (1), and the placing groove (11) is in a matching state with the ventilating cabinet.