CN219755859U

CN219755859U - Lifting structure of medical crane

Info

Publication number: CN219755859U
Application number: CN202321201162.2U
Authority: CN
Inventors: 张淑萍; 许有威
Original assignee: Beijing Yitong Jianye Medical Engineering Co ltd
Current assignee: Beijing Yitong Jianye Medical Engineering Co ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-09-26
Anticipated expiration: 2033-05-18

Abstract

The utility model relates to the technical field of medical equipment, in particular to a medical crane lifting structure, which comprises a cantilever, wherein the upper surface of one end of the cantilever is rotationally connected with a connecting column, the top of the connecting column is provided with a tower head, the lower surface of the other end of the cantilever is rotationally connected with a rotating rod, the bottom end of the rotating rod is fixed with a bracket, and one side of the bracket is provided with a lifting box body for connecting a gas terminal with a power socket; according to the utility model, the pre-positioning structure of the lifting mechanism is arranged, so that the pre-positioning mechanism can position the support of the lifting mechanism before the lifting mechanism is started, the support can not drive the whole lifting mechanism to transversely shake with the lifting machine box due to vibration and other factors in the starting process of the lifting mechanism, and compared with the traditional lifting mechanism which is rotated, the device can not only improve the stability, but also can not limit the lifting machine box to realize lifting only in a rotating state, and has high applicability.

Description

Lifting structure of medical crane

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a medical crane tower lifting structure.

Background

The hanging tower is an essential air supply medical device for a modern operating room of a hospital, and is mainly used for terminal switching of medical gases such as oxygen supply, suction, compressed air, nitrogen and the like in the operating room.

The patent publication No. CN203388944U discloses a medical crane electric lifting structure which comprises a connecting arm, a motor, a gear, a housing, a driving connecting block, a driven connecting block, a left crank, a right crank, a connecting block, a left pull rod, a right pull rod, a connecting head and a concave connecting plate. The gear driven by the motor moves according to the track of the tooth part of the gear plate, the driving connecting block makes synchronous movement in the same direction as the movement direction of the gear under the action of the drag of the right crank, the connecting block and the right pull rod swing according to a certain track under the action of the driving connecting block, the driven connecting block hinged with the connecting block makes synchronous movement in the same direction and angle as the driving connecting block under the action of the drag of the left crank, the left pull rod makes synchronous swinging in the same direction as the right pull rod, and the connecting arm connected with the connecting block also makes synchronous swinging. The connecting arm can stably swing and lift in a certain range, and the connector keeps horizontal under the cooperation of the left and right pull rods and the concave connecting plate, so that the level of the tower body hung at the lower part of the connector is ensured.

The connecting arm of the device can stably swing and lift in a certain range, but the swing and lift are easy to shake due to the rotation connecting mechanism between the cantilever and the lifting box body of the object carried by the cantilever, and the stability is still not high enough.

Disclosure of Invention

The utility model aims to provide a medical crane lifting structure, which solves the problems that in the prior art, a lifting box body and a bracket are easy to transversely shake and unstable when the lifting box body is lifted by a rotating connection structure of the lifting box body and the cantilever.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a medical crane elevation structure, includes the cantilever, the upper surface rotation of cantilever one end is connected with the spliced pole, the tower head is installed at the top of spliced pole, the lower surface rotation of the cantilever other end is connected with the dwang, the bottom mounting of dwang has the support, one side of support is provided with the lift box that gas supply terminal and supply socket are connected, infusion support and year thing platform are installed respectively to the outside of lift box, the opposite side of support is provided with the elevating system of lift box, install elevating system's pre-positioning structure in the cantilever, the bottom of support is provided with the bearing structure of lift box.

Preferably, the pre-positioning structure comprises an air cylinder, the air cylinder is arranged above the cantilever through a screw, a moving plate is longitudinally connected in the cantilever in a sliding manner, the telescopic end of the air cylinder penetrates through the upper surface of the cantilever and is fixedly connected with the moving plate, and positioning rods are fixed at two ends of the lower surface of the moving plate and penetrate through the cantilever and are in sliding connection with the cantilever.

Preferably, the pre-positioning structure further comprises a positioning groove, the positioning groove is formed in the top of the support, the bottom end of the positioning groove is in a cylindrical shape, the top of the positioning groove is in an inverted circular truncated cone shape, and one positioning rod is inserted into the positioning groove.

Preferably, the lifting mechanism comprises a screw rod, a connecting seat is welded on one side of the lifting box body, the screw rod penetrates through the connecting seat and is in threaded connection with the connecting seat, two ends of the screw rod are rotationally connected in the support, and a driving motor for driving the screw rod to rotate is installed at the top of the support.

Preferably, the lifting mechanism further comprises a guide rail, the guide rail is fixedly connected with the support, the lifting box body is in sliding connection with the guide rail, a yielding groove is formed in the middle of the support, and the connecting seat penetrates through the support through the yielding groove.

Preferably, the connecting seat and the guide rail are both provided with two, the two connecting seats are respectively arranged at two ends of the lifting box body, and the two guide rails are symmetrically arranged at two sides of the abdicating groove.

Preferably, the supporting structure comprises a stud and a supporting plate, the supporting plate is in sliding connection with one side of the guide rail, the supporting plate is located below the lifting box body, the stud penetrates through the bottom of the support and is in threaded connection with the support, one end of the stud is in rotary connection with the supporting plate, and a knob is fixed to the other end of the stud.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the pre-positioning structure of the lifting mechanism is arranged, so that the pre-positioning mechanism can position the bracket of the lifting mechanism before the lifting mechanism is started, the bracket can not drive the whole lifting mechanism and the lifting machine case to transversely shake due to vibration and other factors in the starting process of the lifting mechanism, the structure can improve the stability of the lifting process of the lifting machine case, the lifting machine case can only move in the vertical direction in the lifting process, the support structure is arranged to support the bottom of the lifting machine case, the longitudinal stress of a screw rod is reduced, and compared with the traditional lifting mechanism, the device can not only improve the stability, but also can realize lifting only in a rotating state without limiting the lifting machine case, and has high applicability.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a schematic illustration of the structure of the pre-positioning structure and the support structure of the present utility model;

fig. 3 is a schematic structural view of the lifting mechanism of the present utility model.

In the figure: 1. a cantilever; 2. a tower head; 3. a connecting column; 4. a rotating lever; 5. a bracket; 6. lifting the box body; 7. an infusion support; 8. a carrying platform; 9. a lifting mechanism; 10. a pre-positioning structure; 11. a support structure; 1001. a cylinder; 1002. a moving plate; 1003. a positioning rod; 1004. a positioning groove; 901. a screw; 902. a connecting seat; 903. a driving motor; 904. a guide rail; 905. a relief groove; 1101. a stud; 1102. a top support plate; 1103. and (5) a knob.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a medical crane elevation structure, including cantilever 1, the upper surface rotation of cantilever 1 one end is connected with spliced pole 3, tower head 2 is installed at the top of spliced pole 3, the lower surface rotation of cantilever 1 other end is connected with dwang 4, the bottom mounting of dwang 4 has support 5, one side of support 5 is provided with the lift box 6 that air feed terminal and supply socket are connected, infusion support 7 and year thing platform 8 are installed respectively to the outside of lift box 6, the opposite side of support 5 is provided with the elevating system 9 of lift box 6, install elevating system 9's pre-positioning structure 10 in the cantilever 1, the bottom of support 5 is provided with the bearing structure 11 of lift box 6.

Through setting up lift box 6 for air feed terminal, the supply socket of medical crane provide the installation position, and support 5 wholly can rotate through dwang 4 and cantilever 1, and lift box 6 can be through elevating system 9 drive, realizes reciprocating in one side of support 5, through setting up bearing structure 11, installs the space between the bottom of lift box 6 and support 5 for support lift box 6.

The pre-positioning structure 10 comprises a cylinder 1001, the cylinder 1001 is mounted above the cantilever 1 through a screw, a moving plate 1002 is longitudinally and slidably connected in the cantilever 1, the telescopic end of the cylinder 1001 penetrates through the upper surface of the cantilever 1 and is fixedly connected with the moving plate 1002, and positioning rods 1003 are fixedly arranged at two ends of the lower surface of the moving plate 1002, and the positioning rods 1003 penetrate through the cantilever 1 and are slidably connected with the cantilever 1.

After the cylinder 1001 is started, the cylinder 1001 drives the moving plate 1002 to move downwards, so that the positioning rod 1003 is inserted into the positioning groove 1004, the bracket 5 cannot rotate at the bottom of the cantilever 1, and the lifting mechanism 9 drives the front bracket 5 to be positioned.

The pre-positioning structure 10 further comprises a positioning groove 1004, the positioning groove 1004 is formed in the top of the support 5, the bottom end of the positioning groove 1004 is in a cylindrical shape, the top of the positioning groove 1004 is in an inverted circular truncated cone shape, and one positioning rod 1003 is inserted into the positioning groove 1004. Insertion of the positioning rod 1003 is facilitated by providing the top of the positioning groove 1004 in an inverted circular truncated cone shape.

The lifting mechanism 9 comprises a screw rod 901, a connecting seat 902 is welded on one side of the lifting box body 6, the screw rod 901 penetrates through the connecting seat 902 and is in threaded connection with the connecting seat 902, two ends of the screw rod 901 are rotatably connected in the bracket 5, and a driving motor 903 for driving the screw rod 901 to rotate is arranged at the top of the bracket 5.

After the driving motor 903 is started, the screw 901 rotates, and the connecting seat 902 drives the lifting box 6 to move upwards or downwards under the guidance of the sliding rail to the lifting box 6.

The lifting mechanism 9 further comprises a guide rail 904, the guide rail 904 is fixedly connected with the support 5, the lifting box 6 is slidably connected with the guide rail 904, a yielding groove 905 is formed in the middle of the support 5, and the connecting seat 902 penetrates through the support 5 through the yielding groove 905.

The two connecting seats 902 and the two guide rails 904 are respectively arranged at the two ends of the lifting box body 6, and the two guide rails 904 are symmetrically arranged at the two sides of the yielding groove 905.

The supporting structure 11 comprises a stud 1101 and a supporting plate 1102, the supporting plate 1102 is slidably connected to one side of the guide rail 904, the supporting plate 1102 is located below the lifting box 6, the stud 1101 penetrates through the bottom of the support 5 and is in threaded connection with the support 5, one end of the stud 1101 is rotatably connected with the supporting plate 1102, and a knob 1103 is fixed to the other end of the stud 1101.

After the knob 1103 is screwed, the stud 1101 extends into the bracket 5, drives the top supporting plate 1102 to move upwards, contacts with the bottom of the lifting box 6, supports the lifting box 6, and reduces the longitudinal stress of the screw 901.

When the lifting mechanism 9 is used, before the lifting mechanism 9 is started, the bracket 5 is manually rotated, the positioning rod 1003 is positioned above the positioning groove 1004, the cylinder 1001 is started, the cylinder 1001 drives the moving plate 1002 to move downwards, the positioning rod 1003 is inserted into the positioning groove 1004, and at the moment, the bracket 5 cannot rotate relative to the cantilever 1;

the driving motor 903 is started, the screw 901 rotates, under the guidance of the sliding rail to the lifting box 6, the connecting seat 902 drives the lifting box 6 to move upwards or downwards, and the bracket 5 and the cantilever 1 are limited in the transverse direction through the positioning rod 1003, so that the bracket 5 cannot shake in the transverse direction, and the lifting box 6 can stably lift;

after the lifting is finished, the knob 1103 is screwed, so that the stud 1101 drives the supporting plate 1102 to move upwards, and the supporting plate 1102 supports the bottom of the lifting box 6, so that the longitudinal stress of the screw 901 is reduced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. A medical crane lifting structure is characterized in that: including cantilever (1), the upper surface of cantilever (1) one end rotates and is connected with spliced pole (3), tower head (2) are installed at the top of spliced pole (3), the lower surface rotation of cantilever (1) other end is connected with dwang (4), the bottom mounting of dwang (4) has support (5), one side of support (5) is provided with lift box (6) that gas supply terminal and supply socket are connected, infusion support (7) and year thing platform (8) are installed respectively to the outside of lift box (6), the opposite side of support (5) is provided with elevating system (9) of lift box (6), install pre-positioning structure (10) of elevating system (9) in cantilever (1), the bottom of support (5) is provided with bearing structure (11) of lift box (6).

2. The medical tower crane lifting structure according to claim 1, wherein: the pre-positioning structure (10) comprises a cylinder (1001), the cylinder (1001) is mounted above the cantilever (1) through a screw, a moving plate (1002) is longitudinally connected in the cantilever (1) in a sliding mode, the telescopic end of the cylinder (1001) penetrates through the upper surface of the cantilever (1) and is fixedly connected with the moving plate (1002), positioning rods (1003) are fixed at two ends of the lower surface of the moving plate (1002), and the positioning rods (1003) penetrate through the cantilever (1) and are connected with the cantilever (1) in a sliding mode.

3. The medical tower crane lifting structure according to claim 2, wherein: the positioning structure (10) further comprises a positioning groove (1004), the positioning groove (1004) is formed in the top of the support (5), the bottom end of the positioning groove (1004) is in a cylindrical shape, the top of the positioning groove (1004) is in an inverted circular truncated cone shape, and one positioning rod (1003) is inserted into the positioning groove (1004).

4. A medical tower crane lifting structure according to claim 3, wherein: elevating system (9) include screw rod (901), one side welding of lift box (6) has connecting seat (902), screw rod (901) run through connecting seat (902) and with connecting seat (902) threaded connection, the both ends of screw rod (901) rotate and connect in support (5), drive screw rod (901) pivoted driving motor (903) are installed at the top of support (5).

5. The medical tower crane lifting structure according to claim 4, wherein: elevating system (9) still include guide rail (904), guide rail (904) and support (5) fixed connection, lift box (6) and guide rail (904) sliding connection, the middle part of support (5) has been seted up and has been stepped down groove (905), connecting seat (902) run through support (5) through stepped down groove (905).

6. The medical tower crane lifting structure according to claim 5, wherein: the two connecting seats (902) and the two guide rails (904) are respectively arranged at two ends of the lifting box body (6), and the two guide rails (904) are symmetrically arranged at two sides of the yielding groove (905).

7. The medical tower crane lifting structure according to claim 6, wherein: the supporting structure (11) comprises a stud (1101) and a supporting plate (1102), the supporting plate (1102) is slidably connected to one side of the guide rail (904), the supporting plate (1102) is located below the lifting box body (6), the stud (1101) penetrates through the bottom of the support (5) and is in threaded connection with the support (5), one end of the stud (1101) is rotatably connected with the supporting plate (1102), and a knob (1103) is fixed to the other end of the stud (1101).