CN211675076U - Battery installation device and medical equipment trolley - Google Patents

Abstract

The utility model provides a battery installation device for install medical equipment's external battery on this medical equipment's platform truck, battery installation device install in the below space on the chassis of platform truck, and, battery installation device's focus with the focus of platform truck is on same straight line. The utility model discloses can solve among the solution prior art medical equipment platform truck focus shakiness, and the problem that the space above the platform truck chassis was occupied.

Description

Battery installation device and medical equipment trolley

Technical Field

The utility model belongs to the technical field of medical instrument, in particular to battery installation device and medical equipment platform truck.

Background

The external battery is a necessary device for providing standby electric energy for the breathing machine and ensuring the normal work of the breathing machine under the special condition that medical equipment such as the breathing machine and the like is powered off by an external power supply (namely commercial power) or a patient is transported (the external power supply socket cannot be connected). Therefore, how to reliably and compactly arrange the external power supply on the breathing machine trolley is significant for ensuring the normal work of the breathing machine.

In the prior art, an external battery is placed in a battery bin above a chassis of a ventilator trolley, as shown in fig. 1, the battery bin is generally installed above the chassis, and nothing is usually placed below the chassis. This kind of platform truck structure among the prior art because the battery compartment also places in the chassis top, adds other equipment such as breathing machine, can lead to the focus of whole breathing machine platform truck to be high on the high side, is unfavorable for the stability of breathing machine platform truck to, the battery compartment is placed in the chassis top, can occupy the space of platform truck chassis top, is unfavorable for installing other equipment of more cooperation breathing machine work on the platform truck.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery installation device and medical equipment platform truck to solve medical equipment platform truck focus unstability among the prior art, and the problem that the space was occupied above the platform truck chassis.

In order to solve the technical problem, the utility model provides a battery installation device for install medical equipment's external battery on medical equipment's platform truck, battery installation device install in the below space on the chassis of platform truck, and, battery installation device's focus with the focus of platform truck is on same straight line.

Further, the battery mounting apparatus includes: a battery compartment and a battery compartment door; an opening on one side surface of the battery compartment forms an accommodating space with a first opening, and the accommodating space is used for accommodating an external battery; the battery compartment is rotationally connected with a chassis of the trolley, and the rotational connection position is positioned on the other side of the battery compartment opposite to the first opening; the battery compartment door is detachably connected with the battery compartment and used for closing the first opening.

Furthermore, a second opening communicated with the accommodating space is formed in the top of the battery bin.

Further, the battery compartment can rotate upwards or downwards around a first direction so that the second opening of the battery compartment is close to or far away from the chassis, and the first direction is a direction parallel to the horizontal plane.

Furthermore, the battery mounting device also comprises a battery compartment fixing piece, and the battery compartment fixing piece is used for fixing the battery compartment and the chassis.

Further, the battery compartment fixing piece is arranged on one side of the battery compartment opposite to the rotating connection position.

Furthermore, the battery compartment comprises a battery compartment shell and a fixed support, and the top and one side surface of the battery compartment shell are provided with openings to form the accommodating space; the shape of the fixed support is matched with that of the battery compartment shell and is arranged inside the battery compartment shell, and the internal space of the fixed support is used for accommodating the external battery; the upper portion of the first side plate, opposite to the first opening, of the fixed support is provided with a first connecting portion, and the first connecting portion is used for being connected with a chassis of the trolley in a rotating mode.

Furthermore, the upper part of the first side plate is bent outwards in the direction away from the accommodating space to form the first connecting part.

Furthermore, the number of the first connecting parts is two, and the parts of the upper part of the first side plate, which are close to the two ends of the first side plate, are respectively bent outwards to form the two first connecting parts.

Furthermore, the battery installation device also comprises a rotating shaft hanger component, the rotating shaft hanger component comprises a rotating shaft hanger body and a rotating shaft, the rotating shaft hanger body is in an inverted U shape and comprises a connecting plate and two opposite hanging plates connected with the connecting plate, coaxial rotating shaft holes are respectively formed in the two hanging plates, the rotating shaft penetrates through the two rotating shaft holes, and the connecting plate is used for being connected with the chassis; the first connecting portion comprise a hook, the hook is hung on the rotating shaft, and the hook can wind the rotating shaft to rotate so that the battery compartment winds the rotating shaft to rotate.

Furthermore, one end, far away from the first side plate, of the first connecting part is bent downwards to form the hook.

Further, the rotating shaft comprises a limiting cap and a shaft rod, the limiting cap is positioned at one end of the shaft rod, the diameter of the limiting cap is larger than the aperture of the rotating shaft hole, and the diameter of the shaft rod is smaller than the aperture of the rotating shaft hole; the rotating shaft hanger component further comprises a limiting ring, the diameter of the limiting ring is larger than that of the rotating shaft hole, and the other end of the shaft rod penetrates through the two rotating shaft holes and then is connected with the limiting ring.

Furthermore, the other end of the shaft lever is provided with a groove matched with the limiting ring, and the limiting ring is sleeved on the groove.

Furthermore, the rotating shaft hanger component also comprises a pressing plate, wherein the pressing plate is vertically connected to the bottom surface of the connecting plate and is positioned on one side of the rotating shaft, which is far away from the battery bin.

Furthermore, the rotating shaft hanger component also comprises a pressing plate, and one side of the connecting plate, which is far away from the battery compartment, is bent downwards to form the pressing plate.

Furthermore, the rotating shaft hanging frame assembly further comprises two guide plates, and each guide plate is formed by bending one side, close to the battery compartment, of each hanging plate outwards in the direction away from the other hanging plate.

Furthermore, the fixed support further comprises a second side plate and a third side plate which are opposite and adjacent to the first side plate, a second connecting portion is arranged on the upper portion, close to the first opening, of the second side plate and/or the third side plate, and the second connecting portion is matched with the battery compartment fixing piece to fix the fixed support and the chassis.

Furthermore, the second connecting portion includes a bent lug formed by bending the upper portion of the second side plate and/or the third side plate close to the first opening outward in a direction away from the accommodating space.

Furthermore, a first bolt hole is formed in the bent lug, and the first bolt hole is matched with the battery bin fixing piece to fix the fixing support and the chassis.

Further, the battery compartment fixing piece comprises a screw, a second bolt hole communicated with the first bolt hole is further formed in the bent lug, and the second bolt hole is located on one side, close to the first side plate, of the first bolt hole; the aperture of the second bolt hole is D2, the aperture of the first bolt hole is D1, the nut diameter of the screw is D0, and D2 is more than D0 is more than D1.

Furthermore, a third bolt hole is formed in the bent lug, a threaded hole matched with the third bolt hole is formed in the outer wall, close to the bent lug, of the battery compartment shell, and the fixing support is in threaded connection with the threaded hole of the battery compartment shell through the third bolt hole.

Furthermore, the battery installation device further comprises a battery fixing piece, and the battery fixing piece is used for connecting an external battery placed in the accommodating space with the battery bin.

Furthermore, the battery installation device further comprises a battery fixing piece, and the battery fixing piece is used for fixedly connecting the external battery placed in the accommodating space with the fixing support.

Furthermore, the battery fixing part is a binding band, a first cutting groove is formed in the bottom plate, perpendicular to the first side plate, of the fixing support, the first cutting groove is arranged close to the first opening, a second cutting groove is formed in the upper portion of the first side plate of the fixing support, and the binding band sequentially penetrates through the first cutting groove and the second cutting groove and is used for fixing the external battery in the accommodating space on the fixing support in a surrounding mode.

Further, the bottom of the battery compartment door is hinged with the battery compartment, the battery compartment door can rotate around the hinged joint to close or open the first opening, and the top of the battery compartment door is detachably connected with the battery compartment.

Furthermore, the bottom of the battery compartment door is hinged to the bottom, close to the first opening, of the battery compartment shell, the battery compartment door can rotate around the hinged joint to close or open the first opening, and the top of the battery compartment door is detachably connected with the battery compartment shell.

Furthermore, the bottom of battery compartment door is provided with articulated guide way, two relative faces of battery compartment shell are close to first open-ended bottom is provided with corresponding guide post, articulated guide way cover is located on the guide post, the battery compartment door articulated guide way with the battery compartment shell the guide post cooperation is realized articulatedly.

Furthermore, a first connecting piece is arranged at a position, close to the top, of the battery compartment door, a second connecting piece matched with the first connecting piece is arranged on the battery compartment shell, and the battery compartment door and the battery compartment shell are matched through the first connecting piece and the second connecting piece to realize detachable connection.

Further, the first connecting piece comprises a nut insert, the second connecting piece comprises a third bolt hole matched with the nut insert, and a bolt penetrates through the third bolt hole to be in threaded connection with the nut insert, so that the top of the battery compartment door is in threaded connection with the battery compartment shell.

The utility model also provides a medical equipment platform truck, include as above battery installation device.

Compared with the prior art, the utility model provides a battery installation device and medical equipment platform truck has following beneficial effect:

the utility model provides a battery installation device installs the below space on the chassis of medical equipment platform truck, compares in prior art's scheme, can reduce the focus of medical equipment platform truck, is favorable to the stability of platform truck to install in the chassis below, can not occupy the space more than the platform truck chassis, be favorable to installing other equipment that more cooperation medical equipment normally worked on the car.

Drawings

FIG. 1 is a schematic diagram of a prior art ventilator cart;

fig. 2a is a schematic structural view illustrating a battery mounting device according to an embodiment of the present invention installed below a chassis;

FIG. 2b is a right side view of FIG. 2 a;

FIG. 2c is a front view of FIG. 2a with the battery compartment door not installed;

fig. 3a is an exploded view of a battery mounting apparatus according to an embodiment of the present invention;

FIG. 3b is an assembled schematic view of the battery mounting apparatus shown in FIG. 3 a;

FIG. 4 is a schematic structural view of the battery compartment support shown in FIG. 3 a;

FIG. 5a is a schematic view of the construction of the spindle hanger assembly;

FIG. 5b is an exploded view of the spindle hanger assembly shown in FIG. 5 a;

FIG. 6 is an assembled view of the battery compartment support, the spindle hanger assembly and the chassis of FIG. 3a, with the battery compartment support in a locked position;

FIG. 7a is an assembled schematic view of the battery compartment door of FIG. 3 a;

FIG. 7b is an enlarged view of a portion of FIG. 7a at A;

FIG. 7c is an enlarged view of a portion of FIG. 7a at B;

wherein the reference numerals are as follows:

1-a battery mounting device; 2-a chassis; 3-upright column; 4-a caster;

10-battery compartment, 11-battery compartment housing; 111-guide posts;

12-a fixed support; 121-a first incision; 123-a first connection; 122-a second connection; 124-hanging hooks; 125-first bolt hole; 126-second bolt hole; 127-third bolt hole; 128-a second cut;

13-battery compartment door; 131-hinge guide slot; 132-a nut insert;

14-a battery holder;

15-a spindle hanger assembly; 151-rotating shaft hanger body; 152-a rotating shaft; 153-connecting holes; 154-a spacing collar; 155 pressing plates; 156 guide the plate.

Detailed Description

The following describes a battery mounting device and a medical equipment trolley according to the present invention in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention. The same or similar reference numbers in the drawings identify the same or similar elements. It should be understood that the drawings are not necessarily to scale, showing the particular construction of the invention, and that the illustrative features in the drawings, which are used to illustrate certain principles of the invention, are also somewhat simplified.

The utility model discloses a core thought lies in providing a battery installation device and medical equipment platform truck to solve medical equipment platform truck focus unstability and the problem that the space was occupied above the platform truck chassis among the prior art.

In order to realize the above idea, the utility model provides a battery installation device for install medical equipment's external battery on the medical equipment platform truck, it can install in the below space on the chassis of platform truck, and, battery installation device's focus with the focus of platform truck is on same straight line. Fig. 2a to fig. 2c show a medical equipment trolley provided by the present invention, the lower half of the medical equipment trolley mainly includes the following components: chassis 2, stand 3, truckle 4 and battery installation device 1 install battery installation device 1 in chassis 2 below, can reduce the focus of medical equipment platform truck, improve the stability of medical equipment platform truck to do not occupy the space on 2 upper portions of chassis of medical equipment platform truck, be favorable to installing more other equipment of cooperation medical equipment work on the medical equipment platform truck.

Taking a ventilator for transportation as an example, the ventilator needs to be powered by an external battery during transportation. The prior art puts external battery in the chassis top, not only has the not aesthetic problem of overall design, and the frame of platform truck and chassis all need the reinforcement design in order to bear the weight of two at least external batteries and the battery compartment that holds the battery. The battery compartment of the transfer respirator in the prior art is processed and manufactured in an integrated forming mode with the stand column of the trolley, the stand column of the trolley for transferring the respirator cannot be the same as the stand columns of the respirators of other types, and the manufacturing cost is increased invisibly. If the upright post of the trolley for transporting the breathing machine can be simplified and is the same as the upright post structure of other types of breathing machines, the manufacturing cost can be reduced without an additional upright post structure. The utility model discloses a utility model people considers, installs and can solve the unstable problem of focus in the chassis below, but the position that concrete external battery laid still need consider. If the external battery can be made smaller in size or light in weight, the optimal solution is to place a plurality of external batteries symmetrically on the connecting frame between the caster wheel and the chassis of the trolley. However, the existing external battery is generally large in size and heavy, and therefore, the external battery is mounted under the chassis 2, and the position of the external battery corresponds to the position of the pillar 3, that is: the center of gravity of the upright post 3, the center of the chassis 2 and the center of the external battery are positioned on the same straight line, so that the stability of the whole trolley is higher.

A battery mounting apparatus according to an embodiment of the present invention will be described in detail with reference to fig. 2a to 7 c.

Referring to fig. 2a to 7c, the present invention provides a battery installation device for installing an external battery of a medical device on a trolley of the medical device, wherein the battery installation device is installed in a space below a chassis 2 of the trolley of the medical device, and the battery installation device includes: a battery compartment 10 and a battery compartment door 13; an opening on one side surface of the battery compartment 10 forms an accommodating space with a first opening, and the accommodating space is used for accommodating an external battery; the battery compartment 10 is rotatably connected with the chassis 2 of the trolley, and the rotating connection position is positioned on the other side of the battery compartment 10 opposite to the first opening; the battery compartment door 13 is detachably connected to the battery compartment 10 to close the first opening.

During the use, external battery can be put into the accommodation space via the first opening of side, is sealed first opening by battery door 13 again to can lay the stable below space in chassis 12 of medical equipment platform truck with external battery, open battery door 13 and can load and unload external battery and maintain the battery. Moreover, in the utility model, the battery compartment 10 can rotate relative to the chassis 2, so that when the battery is mounted or dismounted, the battery compartment 10 can be rotated downwards firstly, the operating space for mounting and dismounting the external battery is increased, the influence of the chassis 2 on the mounting and dismounting is avoided, and the whole battery compartment 10 and the chassis 2 are also in a rotatable detachable structure, so that the chassis structure of medical equipment such as a transfer respirator is kept unchanged, a plurality of parts of the chassis of the transfer respirator can be shared with other respirators, and the manufacturing cost is reduced; on the other hand, the external battery can be conveniently replaced in the long-time transferring process.

In the scheme of the utility model, the battery installation device is arranged in the space below the chassis 2 of the trolley, compared with the scheme that the battery installation device is arranged above the chassis in the prior art, the gravity center of the trolley can be effectively reduced, and the stability of the trolley is better; in addition, the medical equipment is arranged in the lower space of the chassis 2 of the trolley, so that the upper space of the chassis 2 is not occupied, and more other equipment matched with the medical equipment to normally work can be arranged on the trolley.

In an embodiment of the present invention, a second opening communicating with the accommodating space may be disposed at the top of the battery compartment 10. The top of the battery compartment 10 is open, so that the accommodating space can be enlarged, and the space for placing the external battery is larger.

Further, the battery compartment 10 can rotate upward or downward around a first direction to make the second opening of the battery compartment 10 close to or far away from the chassis 2, and the first direction is a direction parallel to the horizontal plane. In an embodiment of the present invention, the battery compartment 10 can be connected to rotate both upward and downward according to the shape of the dome of the chassis 2, and the upward rotation angle is smaller than the downward rotation angle, and the upward rotation is for adjusting the relative position between the battery compartment 10 and the chassis 2, so that the battery compartment 10 is horizontally fixed by the connection structure; the downward rotation is to increase an operation space in which the battery is placed.

Further, the battery mounting device further comprises a battery compartment fixing member, and the battery compartment fixing member is used for fixing the battery compartment 10 and the chassis 2. In this embodiment, in addition to the rotational connection between the battery compartment 10 and the chassis 2, the connection firmness between the battery compartment 10 and the chassis 2 is further improved by the battery compartment fixing member. Preferably, the battery compartment fixing member is disposed on one side of the battery compartment 10 opposite to the rotating connection position, so that both sides of the battery compartment 10 can have connection nodes with the chassis 2, connection is more reliable, and the battery compartment 10 is prevented from falling off.

Further, the battery compartment 10 includes a battery compartment housing 11 and a fixing bracket 12, and the top and one side of the battery compartment housing 11 are opened to form the accommodating space; the shape of the fixing bracket 12 is matched with the shape of the battery compartment shell 11 and is installed inside the battery compartment shell 11, and the internal space of the fixing bracket 12 is used for accommodating the external battery; the upper part of the first side plate of the fixed bracket 12 opposite to the first opening is provided with a first connecting part 123, and the first connecting part 123 is used for being rotatably connected with the chassis 2 of the trolley. In this scheme, the shape of the fixing bracket 12 is adapted to the shape of the battery compartment case 11, that is, after the fixing bracket 12 is installed inside the battery compartment case 11, the main frame of the fixing bracket is basically attached to the inner wall of the battery compartment case 11, the inner space of the fixing bracket 12 is basically equal to the inner cavity space of the battery compartment case 11, and after the fixing bracket 12 is rotatably connected to the trolley chassis 2 through the first connecting portion 123, the battery compartment 10 (including the battery compartment case 11) can be rotatably connected to the chassis 2. In the scheme, the battery compartment shell 11 forms a basic outline of the battery compartment 10, the fixing support 12 is arranged to realize connection between the battery compartment 10 and the chassis 2, and the fixing support 12 can be used as a connecting piece to conveniently add more components to the battery compartment 10 to realize more functions of the mounting device.

As an implementation manner of the present invention, the upper portion of the first side plate is away from the accommodating space and is bent outwards to form the first connecting portion 123. The first side plate is directly bent to form the first connecting portion 123, and the first connecting portion 123 serves as a rotating connecting portion of the fixing support 12 and the chassis 2, so that the rotating connection between the fixing support 12 and the chassis 2 is more direct and tight, the number of adopted accessories is minimum, and cost is effectively saved.

Preferably, the number of the first connecting portions 123 may be two, and the portions of the upper portion of the first side plate near the two ends thereof are bent outwards to form the two first connecting portions 123. Because the battery compartment 10 after the external battery is accommodated is overall heavier, in order to ensure that the connection between the battery compartment 10 and the chassis 2 is more reliable, two first connecting parts 123 can be adopted as rotating connecting fulcrums, so that the stress can be shared, and the battery compartment 10 is prevented from falling off from the chassis 2 due to the fact that a single connecting point is damaged and broken due to overlarge stress. Of course, it is obvious to those skilled in the art that the number of the first connecting portions 123 is not limited to one or two, and may be more, which should be considered within the scope of the present invention.

In an embodiment of the present invention, the battery mounting apparatus further includes a rotating shaft hanger assembly 15, the rotating shaft hanger assembly 15 includes a rotating shaft hanger body 151 and a rotating shaft 152, the rotating shaft hanger body 151 is an inverted U-shaped, and includes a connecting plate and two opposite hanging plates connected to the connecting plate, the two hanging plates are respectively provided with coaxial rotating shaft holes, the rotating shaft 152 penetrates through the two rotating shaft holes, and the connecting plate is used for connecting to the chassis 2; the first connecting portion 123 includes a hook 124, the hook 124 is hooked on the rotating shaft 152, and the hook 124 can rotate around the rotating shaft 152, so that the battery compartment 10 rotates around the rotating shaft 152. This scheme provides a realization that rotates between battery compartment 10 and chassis 2 and be connected, in this realization, has set up pivot hanger subassembly 15, and pivot hanger subassembly 15 is connected with chassis 2 through its connecting plate, for example can set up one or more connecting hole 153 on the connecting plate, utilizes bolt etc. to fix the connecting plate on chassis 2, of course, the utility model discloses do not do the restriction to the connected mode between connecting plate and the chassis 2, do not restrict between the two in foretell bolted connection, can also be other connection structure. The rotating shaft hanger assembly 15 is provided with a rotating shaft 152, and the first connecting portion 123 of the fixing bracket 12 is provided with a corresponding hook 124, so that the hook 124 can be hung on the rotating shaft 152, thereby realizing the rotating motion of the battery compartment 10 around the rotating shaft 152, and further realizing the rotating connection between the battery compartment 10 and the chassis 152.

Preferably, one end of the first connecting portion 123 away from the first side plate is bent downward to form the hook 124. The hook 124 is formed by integrally bending, so that the rotary connection between the fixed support 12 and the rotating shaft 152 is more direct and reliable, and the transmission efficiency is higher, besides the advantages of simple operation, less material consumption and low cost.

Further, the rotating shaft 152 includes a limiting cap and a shaft rod, the limiting cap is located at one end of the shaft rod, the diameter of the limiting cap is larger than the aperture of the rotating shaft hole, and the diameter of the shaft rod is smaller than the aperture of the rotating shaft hole; the rotating shaft hanger assembly 15 further comprises a limiting ring 154, the diameter of the limiting ring 154 is larger than that of the rotating shaft hole, and the other end of the shaft rod penetrates through the two rotating shaft holes and then is connected with the limiting ring 154. Through the existence of spacing cap and spacing collar 154, can restrict pivot 152 all the time in two pivot holes, prevent that pivot 152 from deviating from, lead to battery compartment 10 to drop.

In order to prevent the retaining ring 154 from falling off, a groove matched with the retaining ring 154 is formed at the other end of the shaft rod, and the retaining ring 154 is sleeved on the groove.

In another embodiment of the present invention, the rotating shaft hanger assembly 15 further comprises a pressing plate 155, the pressing plate 155 is vertically connected to the bottom surface of the connecting plate and is located on one side of the rotating shaft 152 away from the battery compartment 10. The pressing plate 155 is used to press the first connecting portion 123 when the battery compartment 10 is in a horizontal position, so as to prevent the battery compartment 10 from turning downward around the rotating shaft 152 under the action of gravity. Specifically, as shown in fig. 6, after the hook 124 is hooked on the rotating shaft 152, at this time, the battery compartment 10 can rotate around the rotating shaft 152 through the hook 124, when a battery is installed, the battery compartment 10 rotates downward, after the battery is installed, the battery compartment 10 rotates upward to a horizontal position, and the battery compartment 10 is pushed toward a direction close to the rotating shaft 152, at this time, the first connecting portion 123 moves to a position right below the pressing plate 155, and the pressing plate 155 limits the first connecting portion 123, so that even if the battery compartment 10 wants to continue to turn downward around the rotating shaft 152 due to the action of gravity, the pressing plate 155 presses the first connecting portion 123, the battery compartment 10 can be prevented from rotating downward, and thus the battery compartment 10 can be locked in the horizontal position.

Preferably, the side of the connecting plate away from the battery compartment 10 is bent downward to form the pressing plate 155.

In an embodiment of the present invention, the rotating shaft hanging rack assembly 15 further includes two guiding plates 156, and each guiding plate 156 is formed by bending one side of the hanging plate close to the battery compartment 10 outwards along the direction away from the other hanging plate. Because the rotating shaft hanging component 15 is fixed on the lower part of the chassis 2 of the medical equipment trolley and cannot be seen when the battery installation device 1 is hung, certain operation difficulty exists, and the two guide plates 156 of the rotating shaft hanging component 15 form a horn shape with a similar outward opening, so that the hook 124 of the fixed support 12 can be guided, and the hook 124 can be conveniently hung on the rotating shaft 152 through the horn mouth.

The utility model discloses an among the battery installation device, fixed bolster 12 still include with relative second curb plate and the third curb plate that first curb plate borders on, the second curb plate and/or the third curb plate is close to first open-ended upper portion is equipped with second connecting portion 122, second connecting portion 122 with the cooperation of battery compartment mounting will fixed bolster 12 with chassis 2 is fixed. In order to make the connection between the battery compartment 10 and the chassis 2 more secure, the fixing bracket 12 is further fixed to the chassis 2 by a battery compartment fixing member, in addition to the pivot connection, by providing a second connection portion 122 on the fixing bracket.

Preferably, the second connecting portion 122 includes a bent lug formed by bending an upper portion of the second side plate and/or the third side plate close to the first opening outward in a direction away from the accommodating space. The side of the fixing bracket 12 is directly bent to form the second connecting portion 122, and the second connecting portion 122 is used as a connecting portion between the fixing bracket 12 and the chassis 2, so that the fixing bracket 12 and the chassis 2 can be connected more tightly, and the number of adopted accessories can be minimized, thereby effectively saving the cost. Of course, it can be understood by those skilled in the art that the second connecting portion 122 is not limited to the above-mentioned bent lug structure, but may be other connecting structures, for example, a detachable connection between the fixing bracket 12 and the chassis 2 may also be realized by a snap connection, etc., which are not beyond the protection scope of the present invention.

Preferably, the bent lug is provided with a first bolt hole 125, and the first bolt hole 125 is matched with the battery compartment fixing member to fix the fixing bracket 12 and the chassis 2. The bolt connection has the advantages of firm and reliable connection mode, simple operation, convenient disassembly and low cost.

Further, the battery compartment fixing member includes a screw, a second bolt hole 126 communicating with the first bolt hole 125 is further formed in the bent lug, and the second bolt hole 126 is located on one side of the first bolt hole 125 close to the first side plate; the diameter of the second bolt hole 126 is D2, the diameter of the first bolt hole 125 is D1, the nut diameter of the screw is D0, and D2 > D0 > D1. In the present embodiment, two bolt holes, 125 and 126, are provided, the first bolt hole 125 plays a role of locking, and the second bolt hole 126 plays a role of guiding the sliding rail, specifically, when the battery compartment 10 is fixed on the chassis 2, the screw is fixed on the chassis 2 through the first bolt hole 125; when the external battery needs to be disassembled and replaced, the screw can be unscrewed, but the screw is not disassembled, so that the screw is prevented from being carelessly dropped and is difficult to find, at the moment, the battery compartment 10 is pushed towards the position far away from the rotary joint, the screw fixed on the chassis 2 is relatively moved to the second bolt hole 126 from the first bolt hole 125, at the moment, the hook 124 at the rotary joint is just moved to the rotating shaft 152, and therefore, the diameter D2 of the second bolt hole 126 is larger than the nut diameter D0 of the screw, the battery compartment 10 can be directly taken down from the screw, at the moment, the battery compartment 10 can rotate downwards around the rotating shaft 152 through the hook 124, and the battery is replaced or disassembled. Through the mode, the battery can be conveniently replaced and disassembled, parts except the battery do not need to be detached, the replacement efficiency is higher, the time for disassembling the screw is saved, and the problem that fine parts drop carelessly and cannot be found when being disassembled is also avoided.

Further, a third bolt hole 127 is formed in the bent lug, a threaded hole matched with the third bolt hole 127 is formed in the outer wall, close to the bent lug, of the battery compartment shell 11, and the fixing bracket 12 is in threaded connection with the threaded hole of the battery compartment shell 11 through the third bolt hole 127. Of course, the utility model discloses to the connected mode of battery compartment shell 11 and fixed bolster 12 is not limited to this, adopts threaded connection just one of them easy operation, the reliable method of connected mode, and skilled person in the art understands, can also adopt other connected modes to realize being connected between battery compartment shell 11 and the fixed bolster 12.

In another embodiment of the present invention, the battery mounting device further includes a battery fixing member 14, and the battery fixing member 14 is used for connecting an external battery placed in the accommodating space with the battery compartment 10. Preferably, the battery fixing member 14 is used for fixedly connecting an external battery placed in the accommodating space with the fixing bracket 12. Generally, when the external batteries are placed in the battery compartment 10, a plurality of external batteries are placed as much as possible according to the size of the accommodating space, so that the power supply endurance of the medical equipment trolley is improved, and a plurality of power supply output schemes can be provided in a multiple combination manner such as series-parallel connection and the like according to needs. Because the external battery is heavy and is easy to slide out of the accommodating space if not fixed, the battery fixing piece 14 is arranged for firmly fixing the external battery with the fixing bracket 12, so that the external battery is prevented from sliding out of the battery bin 10.

Preferably, the battery fixing member 14 may be a strap, a first cut-out groove 121 is formed in a bottom plate of the fixing bracket 12 perpendicular to the first side plate, the first cut-out groove 121 is disposed near the first opening, a second cut-out groove 128 is formed in an upper portion of the first side plate of the fixing bracket 12, and the strap sequentially passes through the first cut-out groove 121 and the second cut-out groove 128 to fix the external battery in the accommodating space on the fixing bracket 12 in a surrounding manner. The binding band is adopted as a battery fixing piece, so that the materials are convenient to obtain, the cost is low, and the fixing effect is good.

The utility model discloses an in the scheme, the bottom of battery door 13 with battery compartment 10 is articulated, battery door 13 can rotate around articulated junction, be used for with first opening is closed or open, the top of battery door 13 with the connection can be dismantled to battery compartment 10. Through the articulated mode, can make battery door 13 be connected with battery compartment 10 all the time when the installation or when dismantling the battery, prevent that battery compartment door 13 from dropping or losing carelessly after breaking away from battery compartment 10.

Preferably, the bottom of the battery compartment door 13 is hinged to the bottom of the battery compartment housing 11 close to the first opening, the battery compartment door 13 can rotate around the hinged joint to close or open the first opening, and the top of the battery compartment door 13 is detachably connected to the battery compartment housing 11.

Further, referring to fig. 7a to 7c, a hinge guide groove 131 is disposed at the bottom of the battery compartment door 13, two opposite surfaces of the battery compartment housing 11 near the bottom of the first opening are provided with corresponding guide posts 111, both of which can be directly molded on the battery compartment door 13 and the battery compartment housing 11 by an injection molding process, so as to reduce the manufacturing cost of parts, the hinge guide groove 131 is sleeved on the guide post 111, and the hinge guide groove 131 of the battery compartment door 13 is matched with the guide post 111 of the battery compartment housing 11 to realize hinge. When the battery compartment door 13 is opened and closed, the battery compartment door 13 moves under the joint constraint of the hinge guide slot 131 and the guide post 111, and when the battery compartment door 13 is opened to the maximum position, the end of the hinge guide slot 131 collides with the guide post 111, so that the maximum opening angle is limited, and the battery compartment door 13 is prevented from falling off.

Furthermore, a first connecting piece 132 is arranged at a position, close to the top, of the battery compartment door 13, a second connecting piece matched with the first connecting piece 132 is arranged on the battery compartment shell 11, and the battery compartment door 13 and the battery compartment shell 11 are matched with each other through the first connecting piece 132 and the second connecting piece to realize detachable connection. Preferably, the first connecting member 132 includes a nut insert, and the second connecting member includes a third bolt hole adapted to the nut insert, and a bolt is threaded through the third bolt hole and the nut insert, so that the top of the battery compartment door 13 is threaded with the battery compartment housing 11.

The utility model also provides a medical equipment platform truck, include as above battery installation device. The medical equipment is a transfer respirator. In other embodiments, the medical device may be other types of medical devices that require an external battery.

Adopt the utility model discloses a process that medical equipment platform truck was installed with external battery to battery installation device is as follows: 1. firstly, the binding bands sequentially penetrate through the cutting grooves of the battery bin bracket, so that the binding bands are arranged on the fixing bracket; 2. the battery bin shell and the fixed support are connected together through bolts; 3. the rotating shaft hanger component is arranged at a corresponding position below the chassis of the medical equipment trolley through bolts; 4. the battery compartment assembly finished in the second step is hung on a rotating shaft of the rotating shaft hanging frame assembly through a hook of the first connecting part, and the temporary installation of the battery compartment assembly on the chassis of the medical equipment trolley is finished; 5. placing the external battery into the fixing bracket and binding and fixing the external battery by using a binding band; 6. lifting the battery compartment assembly, rotating the battery compartment assembly to a horizontal position, pushing the battery compartment assembly forwards to a fixed position, enabling the pressing plate to tightly press the first connecting part, and locking and fixing the second connecting part through a bolt; 7. after the wiring of the battery pack is finished, the battery bin door is closed and locked by the bolt.

The utility model discloses a battery installation device can reliably and compact arrangement polylith battery on medical equipment platform truck to for the routine maintenance of external battery provides good operating condition, the tipping bucket structure that fixed bolster and pivot hanger subassembly constitute simultaneously has following benefit:

the whole battery compartment can be turned over in the battery loading and unloading process by means of the tipping bucket structure, so that a plurality of batteries can be arranged in a narrow space at the bottom of the trolley by fully utilizing, the arrangement, maintenance and disassembly of the batteries can be completed by one worker, the precision requirement on the assembly of the battery compartment is reduced, the installation process of the battery compartment is simple and convenient, and the large-batch production and installation are facilitated.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims (30)

1. A battery mounting device for mounting an external battery of a medical apparatus on a cart of the medical apparatus, wherein the battery mounting device is mounted in a space below a chassis of the cart, and a center of gravity of the battery mounting device and a center of gravity of the cart are on the same straight line.

2. A battery mounting apparatus according to claim 1, wherein the battery mounting apparatus comprises: a battery compartment and a battery compartment door;

an opening on one side surface of the battery compartment forms an accommodating space with a first opening, and the accommodating space is used for accommodating an external battery;

the battery compartment is rotationally connected with a chassis of the trolley, and the rotational connection position is positioned on the other side of the battery compartment opposite to the first opening;

the battery compartment door is detachably connected with the battery compartment and used for closing the first opening.

3. The battery mounting device according to claim 2, wherein a second opening penetrating the accommodating space is further formed at the top of the battery compartment.

4. The battery mounting apparatus of claim 3, wherein the battery compartment is rotatable up or down about a first direction to move the second opening of the battery compartment closer to or away from the chassis, the first direction being a direction parallel to a horizontal plane.

5. The battery mounting apparatus of claim 3, further comprising a battery compartment securing member for securing the battery compartment to the chassis.

6. The battery mounting apparatus of claim 5, wherein the battery compartment securing member is disposed on a side of the battery compartment opposite the rotational connection.

7. The battery mounting apparatus of claim 6, wherein the battery compartment comprises a battery compartment housing and a mounting bracket,

the top and one side surface of the battery compartment shell are provided with openings to form the accommodating space;

the shape of the fixed support is matched with that of the battery compartment shell and is arranged inside the battery compartment shell, and the internal space of the fixed support is used for accommodating the external battery;

the upper portion of the first side plate, opposite to the first opening, of the fixed support is provided with a first connecting portion, and the first connecting portion is used for being connected with a chassis of the trolley in a rotating mode.

8. The battery mounting apparatus according to claim 7, wherein the upper portion of the first side plate is bent outward in a direction away from the accommodating space to form the first connecting portion.

9. The battery mounting apparatus according to claim 8, wherein the number of the first connecting portions is two, and portions of the upper portion of the first side plate near both ends thereof are respectively bent outward to form the two first connecting portions.

10. The battery mounting apparatus of claim 8, further comprising a spindle hanger assembly, the spindle hanger assembly comprising a spindle hanger body and a spindle,

the rotating shaft hanging rack body is in an inverted U shape and comprises a connecting plate and two opposite hanging plates connected with the connecting plate, coaxial rotating shaft holes are respectively formed in the two hanging plates, the rotating shaft penetrates through the two rotating shaft holes, and the connecting plate is used for being connected with the chassis;

the first connecting portion comprise a hook, the hook is hung on the rotating shaft, and the hook can wind the rotating shaft to rotate so that the battery compartment winds the rotating shaft to rotate.

11. The battery mounting apparatus according to claim 10, wherein an end of the first connecting portion away from the first side plate is bent downward to form the hook.

12. The battery mounting device according to claim 10, wherein the rotating shaft includes a stopper cap and a shaft rod, the stopper cap is located at one end of the shaft rod, the diameter of the stopper cap is larger than the aperture of the rotating shaft hole, and the diameter of the shaft rod is smaller than the aperture of the rotating shaft hole;

the rotating shaft hanger component further comprises a limiting ring, the diameter of the limiting ring is larger than that of the rotating shaft hole, and the other end of the shaft rod penetrates through the two rotating shaft holes and then is connected with the limiting ring.

13. The battery mounting apparatus according to claim 12, wherein a groove matching with the retainer is formed at the other end of the shaft, and the retainer is sleeved on the groove.

14. The battery mounting apparatus of claim 10, wherein the pivot hanger assembly further comprises a press plate vertically connected to a bottom surface of the connecting plate and located on a side of the pivot remote from the battery compartment.

15. The battery mounting apparatus of claim 10, wherein the spindle rack assembly further comprises a pressing plate, and a side of the connecting plate away from the battery compartment is bent downward to form the pressing plate.

16. The battery mounting apparatus of claim 10, wherein the shaft hanger assembly further comprises two guide plates, each guide plate being formed by bending one side of the hanging plate close to the battery compartment outward in a direction away from the other hanging plate.

17. The battery mounting apparatus of claim 7, wherein the fixing bracket further comprises a second side plate and a third side plate opposite to the first side plate, and the second side plate and/or the third side plate is provided with a second connecting portion near the upper portion of the first opening, and the second connecting portion cooperates with the battery compartment fixing member to fix the fixing bracket to the chassis.

18. The battery mounting apparatus according to claim 17, wherein the second connecting portion includes a bent lug bent outward in a direction away from the accommodating space near an upper portion of the first opening of the second side plate and/or the third side plate.

19. The battery mounting apparatus as claimed in claim 18, wherein the bent lug defines a first bolt hole, and the first bolt hole cooperates with the battery compartment holder to fix the fixing bracket to the chassis.

20. The battery mounting device according to claim 19, wherein the battery compartment fixing member comprises a screw, and the bent lug is further provided with a second bolt hole communicated with the first bolt hole, and the second bolt hole is located on one side of the first bolt hole close to the first side plate;

the aperture of the second bolt hole is D2, the aperture of the first bolt hole is D1, the nut diameter of the screw is D0, and D2 is more than D0 is more than D1.

21. The battery mounting apparatus as claimed in claim 18, wherein the bent lug has a third bolt hole formed thereon, the outer wall of the battery compartment housing adjacent to the bent lug has a threaded hole matching with the third bolt hole, and the fixing bracket is in threaded connection with the threaded hole of the battery compartment housing through the third bolt hole.

22. The battery mounting device according to any one of claims 2 to 19, further comprising a battery holder for connecting an external battery placed in the accommodating space with the battery compartment.

23. The battery mounting device according to claim 7, further comprising a battery fixing member, wherein the battery fixing member is used for fixedly connecting an external battery placed in the accommodating space with the fixing bracket.

24. The battery mounting apparatus according to claim 23, wherein the battery fixing member is a strap, a first slot is formed in a bottom plate of the fixing bracket perpendicular to the first side plate, the first slot is disposed adjacent to the first opening, a second slot is formed in an upper portion of the first side plate of the fixing bracket, and the strap sequentially passes through the first slot and the second slot to fix the external battery in the accommodating space around the fixing bracket.

25. The battery mounting apparatus of claim 2, wherein the bottom of the battery compartment door is hinged to the battery compartment, the battery compartment door is rotatable about the hinged connection to close or open the first opening, and the top of the battery compartment door is detachably connected to the battery compartment.

26. The battery mounting apparatus of claim 7, wherein the bottom of the battery compartment door is hinged to the bottom of the battery compartment housing proximate to the first opening, the battery compartment door is rotatable about the hinged connection to close or open the first opening, and the top of the battery compartment door is detachably connected to the battery compartment housing.

27. The battery mounting apparatus according to claim 26, wherein a hinge guide slot is provided at a bottom of the battery compartment door, corresponding guide posts are provided at two opposite surfaces of the battery compartment housing near the bottom of the first opening, the hinge guide slot is sleeved on the guide posts, and the hinge guide slot of the battery compartment door is matched with the guide posts of the battery compartment housing to realize hinge.

28. The battery mounting apparatus as defined in claim 27, wherein the battery compartment door is provided with a first connecting member near a top portion thereof, the battery compartment housing is provided with a second connecting member engaged with the first connecting member, and the battery compartment door and the battery compartment housing are detachably connected by engaging the first connecting member with the second connecting member.

29. The battery mounting apparatus of claim 28, wherein the first connector comprises a nut insert and the second connector comprises a third bolt hole that mates with the nut insert, a bolt passing through the third bolt hole to threadably couple with the nut insert to threadably couple the top of the battery door with the battery compartment housing.

30. A medical equipment trolley comprising a battery mounting apparatus according to any one of claims 1 to 29.

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