CN114521750B

CN114521750B - Hotel luggage cart for travel hotel

Info

Publication number: CN114521750B
Application number: CN202210248206.0A
Authority: CN
Inventors: 宋莎莎; 李聪; 卢俊莉; 郑家怡; 戚盼盼
Original assignee: Yellow River Conservancy Technical Institute
Current assignee: Yellow River Conservancy Technical Institute
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2023-01-03
Anticipated expiration: 2042-03-14
Also published as: CN114521750A

Abstract

The invention discloses a hotel luggage cart for a travel hotel, which comprises a rectangular frame body, two groups of protection components, a first locking mechanism, a controller and an alarm mechanism, wherein the rectangular frame body is provided with a first locking mechanism and a second locking mechanism; the rectangular frame body is formed by sequentially connecting a first plate body, a second plate body, a third plate body and a fourth plate body end to end, and a first universal wheel is arranged at the bottom of the second plate body; two groups of protection assemblies are arranged on two sides of the second plate body, each group of protection assemblies comprises a plurality of vertically arranged protection rods, and the top of each protection rod is slidably clamped in a sliding groove formed in the bottom of the fourth plate body; the first locking mechanism is arranged in the sliding groove and used for locking the sliding positions of the plurality of protective rods; the controller is arranged on the first plate body; the alarm mechanism is arranged on the first plate body and is electrically connected with the controller. According to the invention, the protection function on valuable luggage can be achieved through the matching of the plurality of protection rods and the first locking mechanism, and an alarm can be sent out to warn a waiter when someone steals the luggage through the arranged alarm mechanism.

Description

Hotel luggage cart for travel hotel

Technical Field

The invention relates to the technical field of baggage transportation, in particular to a hotel baggage trolley for a travel hotel.

Background

Travel hotel is exactly the hotel that provides the lodging service for the tourism crowd specially, and the guest that faces uses the travel group or swim by oneself as the owner, and the visitor often takes a large amount of luggage to live in, for better service visitor, consequently the hotel attendant can receive for the visitor concierge, helps the visitor to take luggage then transport the luggage rack in the room that the visitor stayed usually.

When a waiter transports luggage, the waiter usually walks on a goods lift, and most tourists sit on a passenger lift, so that the tourists cannot look after the luggage and can only look after the luggage by the waiter, the waiter often not only transports one piece of luggage, when the waiter transports the luggage to a room where the tourists stay by using the luggage cart, the waiter can transport the luggage into the room and place the luggage on a luggage rack, at the moment, the luggage which is still stored on the luggage cart cannot be looked after by the waiter in the transporting process, particularly valuable luggage is very easy to steal, meanwhile, the waiter sometimes emergently needs to leave the luggage cart for a period of time, and the existing luggage cart has no anti-theft function and often causes the luggage to be lost.

Disclosure of Invention

The invention aims to provide a hotel luggage trolley for a travel hotel, which solves the problems of the background art.

The technical scheme of the invention is as follows: a hotel luggage cart for a travel hotel comprises a rectangular frame body, two groups of protection assemblies, a first locking mechanism, a controller and an alarm mechanism; the rectangular frame body is formed by sequentially connecting a first plate body, a second plate body, a third plate body and a fourth plate body end to end, and a first universal wheel is arranged at the bottom of the second plate body; two groups of protection assemblies are arranged on two sides of the second plate body, each group of protection assemblies comprises a plurality of vertically arranged protection rods, the top of each protection rod is clamped in a sliding groove in a sliding manner, and the sliding groove is formed in the bottom of the fourth plate body and is arranged along the length direction of the fourth plate body; the first locking mechanism is arranged in the sliding groove and used for locking the sliding positions of the plurality of protective rods; the controller is arranged on the first plate body and connected with the power module, and the first locking mechanism is electrically connected with the controller; the alarm mechanism is arranged on the first plate body, is electrically connected with the controller and is used for giving an alarm when the first locking mechanism is damaged.

Preferably, the first locking mechanism comprises a sleeve, a plurality of limit blocks and a plurality of electromagnets; the sleeve is horizontally erected and fixed in the chute, and the top of the protective rod is sleeved outside the sleeve and is in sliding connection with the sleeve; the limiting blocks are vertically arranged and are uniformly distributed on the top surface of the sleeve along the length direction of the sleeve, the distance between two opposite surfaces of every two adjacent limiting blocks is equal to the length of the protective rod, the lower end of each limiting block extends into the sleeve and is vertically fixed with an iron block, two sides of the top of each iron block are connected with first springs, and the other ends of the first springs are connected with the inner top surface of the sleeve; the electromagnets are fixed on the inner bottom surface of the sleeve and correspondingly arranged right below each iron block, and the electromagnets are respectively connected with the controller.

Preferably, alarm mechanism is including setting up bee calling organ on the first plate body, bee calling organ with the controller electricity is connected, embedded first pressure sensor that is equipped with respectively on the top both sides lateral wall of every stopper, every first pressure sensor all with the controller electricity is connected.

Preferably, fixed connection between first plate body and the second plate body, it is articulated between second plate body and the third plate body, fixed connection between third plate body and the fourth plate body, can dismantle through second locking mechanical system between fourth plate body and the first plate body and be connected, the telescopic one end is kept away from to every fender rod has seted up first mounting groove, and it has clamped the slider to slide in the first mounting groove, and the slider is just being fixed with the screw rod on the lateral wall of first mounting groove notch department, the bottom of every fender rod all is fixed with the installing frame, all is equipped with the through-hole that is used for making the screw rod pass on the upper and lower top surface of installing frame, and the installing frame internal rotation is connected with the nut, the slider was kept away from to the screw rod one end with nut threaded connection, be equipped with the second universal wheel on the lateral wall of third plate body back to first plate body.

Preferably, the second locking mechanism comprises a fastening bolt, a first jack, a second jack, an inserted bar, a support plate and a second spring; the fastening bolt is vertically arranged on the fourth plate body and is in threaded connection with the fourth plate body, and a lock hole is formed in the side wall, close to the lower end of the fastening bolt, of the fastening bolt; the first jack is vertically arranged at the top of the first plate body and is positioned right below the fastening bolt; the second jack is horizontally arranged on the outer side wall of the first plate body and communicated with the first jack; one end of the insertion rod is connected with the second insertion hole in a sliding mode, the other end of the insertion rod extends out of the second insertion hole and is vertically fixed with a connecting block, a sliding groove in one end, far away from the insertion rod, of the connecting block is clamped in a second mounting groove, and the second mounting groove is formed in the bottom of the fourth plate body; the supporting plate is horizontally arranged in the second mounting groove, one end of the supporting plate is fixed with the side wall of the connecting block back to the inserting rod, and the other end of the supporting plate extends out of the second mounting groove; the second spring is horizontally arranged in the second mounting groove, one end of the second spring is connected with the side wall of the connecting block, which is just opposite to the inserted bar, and the other end of the second spring is connected with the inner wall of the second mounting groove.

Preferably, the spring support device further comprises a second pressure sensor arranged in the second mounting groove and located on one side, close to the second spring, of the connecting block, and the second pressure sensor is electrically connected with the controller.

Preferably, an annular groove is formed in the bottom of the nut, grooves are formed in two sides of the inner bottom surface of the mounting frame, the two grooves are arranged to face the annular groove, and a ball is clamped between each groove and the annular groove.

Preferably, a plurality of limiting grooves are uniformly distributed on the inner side wall of the first plate body along the height direction of the inner side wall, and the limiting grooves are used for limiting the positions of the screws.

Preferably, a handrail is arranged on the side wall of the first plate body, which is back to the third plate body.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the protection function can be achieved on the valuable luggage through the matching of the plurality of protection rods and the first locking mechanism, and especially when the valuable luggage placed on the trolley cannot be looked after when a waiter carries the valuable luggage to a guest room, the alarm mechanism can give an alarm to warn the waiter when someone wants to steal the luggage by damaging the first locking mechanism.

2. According to the invention, when common luggage is transported, the connection between the fourth plate body and the first plate body is released through the second locking mechanism, and then the third plate body and the fourth plate body are turned over, so that the second universal wheel arranged on the third plate body is contacted with the ground, thus the placing space is increased, and more luggage can be transported at one time.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 1 at C;

fig. 5 is a schematic structural view of the third plate and the fourth plate after being turned over.

Detailed Description

The following describes in detail an embodiment of the present invention with reference to fig. 1 to 5. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.

It should be noted that the electrical components in the present invention are all electrically connected to an external controller and a working power supply, and the controller may be a conventional known device that is controlled by a computer or the like, and does not involve any innovation.

Examples

As shown in fig. 1 to 5, a hotel baggage cart for a travel hotel comprises a rectangular frame body, two sets of protection components, a first locking mechanism, a controller 31 and an alarm mechanism; the rectangular frame body is formed by sequentially connecting a first plate body 11, a second plate body 12, a third plate body 13 and a fourth plate body 14 end to end, and a first universal wheel 15 is arranged at the bottom of the second plate body 12; two groups of protection assemblies are arranged on two sides of the second plate body 12, each group of protection assemblies comprises a plurality of vertically arranged protection rods 2, the top of each protection rod 2 is slidably clamped in the sliding groove 141, and the sliding groove 141 is formed in the bottom of the fourth plate body 14 and is arranged along the length direction of the fourth plate body 14; a first locking mechanism is provided in the slide groove 141 for locking the sliding positions of the plurality of protection levers 2; the controller 31 is arranged on the first plate body 11, the controller 31 is connected with the power supply module, and the first locking mechanism is electrically connected with the controller 31, wherein the controller 31 can be selected as a touch screen all-in-one machine with fingerprint unlocking, fingerprints of service personnel are input, and only the service personnel can operate and control the controller; the alarm mechanism is disposed on the first plate 11, electrically connected to the controller 31, and configured to give an alarm when the first locking mechanism is damaged.

When a service person carries valuable luggage, the controller 31 controls the first locking mechanism to release the locking function of the sliding positions of the plurality of protection rods 2, the plurality of protection rods 2 are pushed to two sides of the fourth plate body 14, so that the placing opening is exposed, the valuable luggage is placed on the first plate body 11 through the placing opening in sequence, the plurality of protection rods 2 are moved, the plurality of protection rods 2 are uniformly distributed to form a fence, the controller 31 controls the first locking mechanism to lock the plurality of protection rods 2, so that the valuable luggage is protected, when the service person needs to take out and carry a certain valuable luggage to a guest room, the plurality of protection rods 2 are uniformly distributed to form a fence, the plurality of protection rods 2 are locked by the first locking mechanism, the valuable luggage can be taken out to the guest room, then the plurality of protection rods 2 are moved, so that the service person can alarm and send an alarm when the service person leaves the guest room, and the service person can be warned.

Specifically, as shown in fig. 1 and 2, the first locking mechanism includes a sleeve 41, a plurality of stoppers 42, and a plurality of electromagnets 45; the sleeve 41 is horizontally erected and fixed in the sliding groove 141, and the top of the protection rod 2 is sleeved on the outer side of the sleeve 41 and is in sliding connection with the sleeve 41; the limiting blocks 42 are vertically arranged and uniformly distributed on the top surface of the sleeve 41 along the length direction of the sleeve 41, the distance between two opposite surfaces of every two adjacent limiting blocks 42 is equal to the length of the protective rod 2, an iron block 43 is vertically fixed in the position, extending to the inside of the sleeve 41, of the lower end of each limiting block 42, two sides of the top of each iron block 43 are connected with first springs 44, and the other ends of the first springs 44 are connected with the inner top surface of the sleeve 41; a plurality of electromagnets 45 are fixed on the inner bottom surface of the sleeve 41 and correspondingly arranged right below each iron block 43, and the plurality of electromagnets 45 are respectively connected with the controller 31.

When the limitation on the moving position of the protection rod 2 needs to be removed, the plurality of electromagnets 45 are controlled to be in the power-on state through the controller, the electromagnets 45 adsorb the iron blocks 43 when being in the power-on state, the iron blocks 43 can downwards drive the limiting blocks 42 to contract into the sleeve 41 after being adsorbed, and the first spring 44 is stretched at the same time, so that the protection rod 2 can slide on the sleeve 41, when the limitation on the sliding position of the protection rod 2 needs to be performed, the plurality of electromagnets 45 are controlled to be in the power-off state through the controller, so that the adsorption state of the iron blocks 43 is removed, the iron blocks 43 upwards move under the elastic acting force of the first spring 44, so that the limiting blocks 42 extend out of the sleeve 41, as the distance between two opposite surfaces of two adjacent limiting blocks 42 is equal to the length of the protection rod 2, therefore, when the protection rod 2 moves between two adjacent limiting blocks 42, the protection rod 2 can be clamped by the two limiting blocks 42 for limitation, even if the protection rod 2 does not move between the two adjacent limiting blocks 42, the top of one limiting block 42 can abut against the top of one limiting block 42, and only the protection rod 2 does not move to abut against the top of the limiting block 42 until the limiting block 42, at this moment, and the top of the first limiting block 44 extends out of the first spring, so that the protection rod 2 can extend out of the limiting block 44.

Specifically, as shown in fig. 1, the alarm mechanism includes a buzzer 32 disposed on the first plate 11, the buzzer 32 is electrically connected to the controller 31, first pressure sensors 33 are embedded in the side walls of the two sides of the top of each limiting block 42, and each first pressure sensor 33 is electrically connected to the controller 31.

When someone wants to break the protection lever 2 with fingers and thumb, because the protection lever 2 receives the spacing of stopper 42, consequently can touch first pressure sensor 33, first pressure sensor 33 can detect the pressure and change to give controller 31 with signal transmission, controller 31 can control buzzer 32 and report to the police and warn service personnel someone steal luggage.

Further, as shown in fig. 1, fig. 3, fig. 4 and fig. 5, in order to increase the space for transporting the general luggage and thus realize transporting more luggage at one time, the first board 11 and the second board 12 are fixedly connected, the second board 12 and the third board 13 are hinged, the third board 13 and the fourth board 14 are fixedly connected, the fourth board 14 and the first board 11 are detachably connected through a second locking mechanism, a first mounting groove 21 is formed in one end of each protection rod 2, which is far away from the sleeve 41, a sliding block 22 is slidably clamped in the first mounting groove 21, a screw 23 is fixed on a side wall, which is opposite to a groove of the first mounting groove 21, of the sliding block 22, a mounting frame 24 is fixed at the bottom of each protection rod 2, through holes for allowing the screw 23 to pass through are formed in upper and lower top surfaces of the mounting frame 24, a nut 25 is rotatably connected in the mounting frame 24, one end of the screw 23, which is far away from the sliding block 22, is in threaded connection with the nut 25, and a second universal wheel 16 is arranged on a side wall, which is opposite to the first board 11, of the third board 13.

Referring to fig. 1 and 5, when ordinary luggage is transported, the connection between the fourth board 14 and the first board 11 is released through the second locking mechanism, then the third board 13 and the fourth board 14 are turned over, so that the second universal wheel 16 arranged on the third board 13 contacts with the ground, thereby increasing the placing space, and then the nuts 25 are sequentially rotated, since the sliding block 22 fixed at one end of the screw 23 is slidably connected with the first mounting groove 21, when the nut 25 is rotated, the screw 23 can be extended out of the protection rod 2, and the space at two sides of the luggage is protected through the cooperation of the screw 23 and the protection rod 2, so that the luggage is prevented from falling off in the transporting process.

Specifically, as shown in fig. 1 and 3, the second locking mechanism includes a fastening bolt 51, a first insertion hole, a second insertion hole, an insertion rod 53, a support plate 56, and a second spring 57; the fastening bolt 51 is vertically arranged on the fourth plate body 14 and is in threaded connection with the fourth plate body 14, and a lock hole 52 is formed in the side wall, close to the lower end, of the fastening bolt 51; the first jack is vertically arranged at the top of the first plate body 11 and is positioned right below the fastening bolt; the second jack is horizontally arranged on the outer side wall of the first plate body and is communicated with the first jack; one end of the inserting rod 53 is slidably connected with the second jack, the other end of the inserting rod 53 extends to the outside of the second jack, a connecting block 54 is vertically fixed, a sliding groove at one end of the connecting block 54, which is far away from the inserting rod 53, is clamped in a second mounting groove 55, and the second mounting groove 55 is formed at the bottom of the fourth plate body 14; the supporting plate 56 is horizontally arranged in the second mounting groove 55, one end of the supporting plate 56 is fixed with the side wall of the connecting block 54 back to the inserting rod 53, and the other end of the supporting plate 56 extends out of the second mounting groove 55; the second spring 57 is horizontally disposed in the second mounting groove 55, one end of the second spring 57 is connected to the connecting block 54 opposite to the side wall of the insertion rod 53, and the other end of the second spring 57 is connected to the inner wall of the second mounting groove 55.

When connecting fourth plate body 14 and first plate body 11, firstly outwards pulling connecting block 54 makes inserted bar 53 withdraw from in the first jack, then through rotating holding bolt 51, make the lower extreme of holding bolt 51 insert in the first jack, and make lockhole 52 and the second jack that set up on holding bolt 51 just right, loosen connecting block 54 this moment, connecting block 54 drives inserted bar 53 and removes and pass lockhole 52 to the first jack under the elastic force of second spring 57, thereby realize the locking to holding bolt 51.

Further, in order to avoid that a person steals valuable luggage by releasing the connection between the fourth plate 14 and the first plate 11 through the second locking mechanism when the attendant carries the valuable luggage into the guest room, the present invention further includes a second pressure sensor 6 disposed in the second mounting groove 55 and located at a side of the connecting block 54 close to the second spring 57, the second pressure sensor 6 is electrically connected to the controller 31, when the second locking mechanism is in a locking state, the connecting block 54 contacts the second pressure sensor 6 under the elastic force of the second spring 57, when the person wants to pull the connecting block 54 outward, the second pressure sensor 6 does not detect pressure, a signal is sent to the controller 31, and the controller 31 controls the buzzer 32 to give an alarm after receiving the signal.

Further, in order to facilitate the rotation of the nut 25, an annular groove 71 is formed in the bottom of the nut 25, grooves 72 are formed in two sides of the inner bottom surface of the mounting frame 24, the two grooves 72 are opposite to the annular groove 71, and a ball 73 is clamped between each groove 72 and the annular groove 71.

Further, in order to be able to limit the portion of the screw 23 extending out of the protection rod 2, the screw 23 is kept stable, and therefore a plurality of limiting grooves 8 are uniformly formed in the inner side wall of the first plate body 11 along the height direction of the inner side wall, and the limiting grooves 8 are used for limiting the position of the screw 23.

Further, in order to facilitate the pushing of the cart for transporting luggage, a handrail 9 is provided on a side wall of the first board 11 facing away from the third board 13.

Although the preferred embodiments of the present invention have been disclosed, the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a hotel's luggage shallow of tourism hotel usefulness, includes the rectangle framework of connecting gradually the constitution by first plate body (11), second plate body (12), third plate body (13) and fourth plate body (14) end to end, and the bottom of second plate body (12) is equipped with first universal wheel (15), its characterized in that still includes:

two groups of protection assemblies are arranged on two sides of the second plate body (12), each group of protection assemblies comprises a plurality of vertically arranged protection rods (2), the top of each protection rod (2) is clamped in a sliding groove (141) in a sliding mode, and the sliding groove (141) is formed in the bottom of the fourth plate body (14) and is arranged along the length direction of the fourth plate body (14);

a first locking mechanism provided in the slide groove (141) for locking sliding positions of the plurality of protection levers (2), the first locking mechanism comprising: the sleeve (41) is horizontally erected and fixed in the sliding groove (141), and the top of the protective rod (2) is sleeved on the outer side of the sleeve (41) and is in sliding connection with the sleeve (41); the limiting blocks (42) are vertically arranged and uniformly distributed on the top surface of the sleeve (41) along the length direction of the sleeve (41), the distance between two opposite surfaces of every two adjacent limiting blocks (42) is equal to the length of the protective rod (2), an iron block (43) is vertically fixed in the position, extending to the inside of the sleeve (41), of the lower end of each limiting block (42), two sides of the top of each iron block (43) are connected with first springs (44), and the other ends of the first springs (44) are connected with the inner top surface of the sleeve (41); a plurality of electromagnets (45) which are fixed on the inner bottom surface of the sleeve (41) and are correspondingly arranged right below each iron block (43);

the controller (31) is arranged on the first plate body (11), the controller (31) is connected with the power supply module, and the electromagnets (45) are respectively and electrically connected with the controller (31);

and the alarm mechanism is arranged on the first plate body (11), is electrically connected with the controller (31), and is used for giving an alarm when the first locking mechanism is damaged.

2. The hotel baggage trolley for the travel hotel according to claim 1, wherein the alarm mechanism comprises a buzzer (32) disposed on the first plate body (11), the buzzer (32) is electrically connected with the controller (31), the side walls of both sides of the top of each limit block (42) are respectively embedded with a first pressure sensor (33), and each first pressure sensor (33) is electrically connected with the controller (31).

3. The hotel baggage cart for the travel hotels according to claim 2, wherein the first plate body (11) is fixedly connected with the second plate body (12), the second plate body (12) is hinged with the third plate body (13), the third plate body (13) is fixedly connected with the fourth plate body (14), the fourth plate body (14) is detachably connected with the first plate body (11) through a second locking mechanism, a first mounting groove (21) is formed in one end, far away from the sleeve (41), of each protection rod (2), a sliding block (22) is slidably clamped in the first mounting groove (21), a screw rod (23) is fixed on the side wall, just opposite to the groove opening of the first mounting groove (21), of each protection rod (2), a mounting frame (24) is fixed at the bottom of each protection rod (2), through holes for the screw rod (23) to pass through are formed in the upper top surface and the lower top surface of each mounting frame (24), a nut (25) is rotatably connected to the mounting frame (24), one end, far away from the sliding block (22), of the screw rod (23) is in threaded connection with the nut (25), and a universal wheel is connected to the back of the third plate body (13).

4. The hotel baggage cart for travel hotels of claim 3, wherein the second locking mechanism comprises:

the fastening bolt (51) is vertically arranged on the fourth plate body (14) and is in threaded connection with the fourth plate body (14), and a lock hole (52) is formed in the side wall, close to the lower end, of the fastening bolt (51);

the first jack is vertically arranged at the top of the first plate body (11) and is positioned right below the fastening bolt;

the second jack is horizontally arranged on the outer side wall of the first plate body and is communicated with the first jack;

one end of the inserting rod (53) is connected with the second inserting hole in a sliding mode, the other end of the inserting rod extends out of the second inserting hole, a connecting block (54) is vertically fixed, a sliding groove at one end, far away from the inserting rod (53), of the connecting block (54) is clamped in a second mounting groove (55), and the second mounting groove (55) is formed in the bottom of the fourth plate body (14);

the supporting plate (56) is horizontally arranged in the second mounting groove (55), one end of the supporting plate (56) is fixed with the side wall, back to the inserting rod (53), of the connecting block (54), and the other end of the supporting plate (56) extends out of the second mounting groove (55);

and the second spring (57) is horizontally arranged in the second mounting groove (55), one end of the second spring (57) is connected with the connecting block (54) just opposite to the side wall of the inserted rod (53), and the other end of the second spring (57) is connected with the inner wall of the second mounting groove (55).

5. The hotel baggage trolley for travel hotels according to claim 4, further comprising a second pressure sensor (6) disposed in the second mounting groove (55) and located at a side of the connecting block (54) close to the second spring (57), wherein the second pressure sensor (6) is electrically connected to the controller (31).

6. The hotel baggage cart for the travel hotels according to claim 3, wherein an annular groove (71) is formed at the bottom of the nut (25), grooves (72) are formed on two sides of the inner bottom surface of the mounting frame (24), both grooves (72) are arranged opposite to the annular groove (71), and a ball (73) is clamped between each groove (72) and the annular groove (71).

7. The hotel baggage trolley for travel hotels according to claim 3, wherein a plurality of limiting grooves (8) are uniformly formed in the inner side wall of the first plate body (11) along the height direction of the first plate body, and the limiting grooves (8) are used for limiting the positions of the screws (23).

8. The hotel baggage trolley for travel hotels according to claim 1, wherein a handrail (9) is provided on a side wall of the first board body (11) facing away from the third board body (13).