CN210540175U

CN210540175U - Multipurpose egg-shaped four-column special-shaped bed

Info

Publication number: CN210540175U
Application number: CN201921560649.3U
Authority: CN
Inventors: 刘丽亭; 刘广兵; 刘广琴; 盛克
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-05-19
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to a household article, in particular to a multipurpose egg-shaped four-column special-shaped bed. The existing beds have the problems of single function, difficulty in providing proper and safe rest environment for users and the like. The technical proposal of the utility model comprises a control system, a power mechanism, a main bin body, a hemispherical end plate and a supporting column, wherein the main bin body is assembled into a tubular structure by a plurality of bin plates, and a bin door is arranged at the bin opening at the side part of the main bin body; two semispherical end plates are respectively arranged at two ends of the main bin body to form an egg-shaped shelter body, and the egg-shaped shelter body is detachably assembled on the supporting columns; a bin door lifting mechanism is arranged in the supporting column and drives the bin door to open and close; the inside of the main bin body is provided with a control system, a WeChat air conditioner, a negative ion generator and other equipment. In the daily life, the utility model discloses can make a humiture suitable and quiet ideal health preserving rest environment for the user, and when the disaster takes place, then provide a safe and reliable's space of taking away danger for the user.

Description

Multipurpose egg-shaped four-column special-shaped bed

Technical Field

The utility model relates to a household article, in particular to a multipurpose egg-shaped four-column special-shaped bed.

Background

About one third of the time that a human body spends in sleeping, beds are used as sleeping tools for rest and are roughly divided into common household and special purpose beds, and for common users, the two types of beds have the problems of single function, difficulty in realizing both comfort and safety, incapability of providing good sleeping environment for the users and the like because of the following reasons:

the common bed is designed with attention paid to comfort and attractiveness, designers emphasize factors such as color, style, hardness of a mattress, bed height, combination of a bed base and the mattress more, and the like, so that the bed with moderate height and hardness and according with physiological curves is provided for users while the attractiveness of consumers is pursued, and the products cannot meet the requirements of people on the sleeping environment because the products do not have means for improving air quality, temperature and humidity, environmental noise and the like.

The bed with special purposes is mostly suitable for special people, more typically comprises a health-care bed, an earthquake life-saving bed and the like, the health-care bed mainly comprises certain specific health-care items, is lack of aesthetic feeling, is only suitable for a few users with special health-care requirements, is not suitable for common consumers, and is difficult to popularize; the earthquake lifesaving bed is mainly designed for dealing with sudden earthquakes at night in some earthquake-prone areas, a bed base is manufactured into a lifesaving cavity and is matched with a turnable bed plate, and the lifesaving cavity can be hidden in a warehouse to avoid risks when disasters occur suddenly; because the earthquake lifesaving bed has to make compromises in other aspects in order to ensure the firmness of the bed body, the earthquake lifesaving bed not only has heavy shape, large volume and weight of the bed base and poor aesthetic feeling, but also is difficult to compare favorably with the common bed in the practical aspects of softness and hardness of the mattress, height of the bed body and the like, which is contrary to the use requirements and expectations of consumers, therefore, the earthquake lifesaving bed has extremely low market acceptance and acceptance degree and is difficult to popularize and popularize.

In addition, modern people are busy in work and fast in pace of life, so that many people are prone to insomnia and poor in sleep quality, and consumers are more and more concerned about health problems due to environmental factors such as greenhouse effect and haze, so that a bed with high practicability in daily life and capable of creating a good sleep environment for people is needed in the market, and a danger avoiding space is provided in case of sudden dangerous situations.

Disclosure of Invention

The utility model aims at providing a four post dysmorphism beds of multipurpose egg shape has overcome the defect of prior art's function singleness, can make the rest and the health preserving environment of an ideal for the user in daily life to can construct a safe and reliable's space of keeping away danger for the user when emergency such as earthquake takes place, have stronger practicality.

The technical scheme of the utility model is that: a multipurpose egg-shaped four-column special-shaped bed comprises a control system, a power mechanism, a negative ion generator, a micro air conditioner and a standby power supply; the power mechanism, the negative ion generator, the micro air conditioner and the standby power supply are connected with the control system;

the device also comprises a main bin body, a hemispherical end plate, a supporting column, a bin door and a bin door lifting mechanism;

the main bin body is a cylindrical structure with an oval section formed by detachably connecting a plurality of bin plates; two open ends of the main cabin body are respectively and detachably assembled with a hemispherical end plate, and the hemispherical end plates and the main cabin body are connected to form an egg-shaped shelter; the side part of the main bin body is provided with a bin opening, and a bed board is paved in the main bin body; the main bin body or the hemispherical end plate is provided with a ventilation opening which is provided with a closed blade capable of opening and closing;

the end parts of the main bin body are respectively detachably connected and assembled with the supporting columns; the two supporting columns positioned at the bin opening side are of hollow structures, bin door lifting mechanisms are arranged in the supporting columns, and corresponding guide grooves are longitudinally formed in the side walls at the opposite sides of the two supporting columns; the bin gate lifting mechanism drives the guide support rods to slide along the guide grooves to open and close the bin gate; the bin gate lifting mechanism is connected with the power mechanism; the section of the bin gate is arc-shaped, and the bin gate and the surface of the main bin body are in smooth transition;

the anion generator, the micro air conditioner, the standby power supply and the control system are all arranged in the main bin body and on the inner side of the hemispherical end plate.

Furthermore, the bin gate is an upper bin gate and a lower bin gate which move up and down relatively, and the upper bin gate and the lower bin gate are respectively connected with a bin gate lifting mechanism in the supporting column.

Furthermore, the bin gate lifting mechanism is a screw rod pair, the screw rod is axially assembled inside the supporting column along the central line of the supporting column, and the power mechanism is assembled inside the supporting column and connected with and drives the screw rod to rotate; the bin gate is connected with the screw nut through the guide supporting rod.

Furthermore, the bin gate lifting mechanism is a screw pair, a screw is axially assembled inside the supporting column along the central line of the supporting column, and the bin gate is connected with a screw nut through a guide supporting rod; a transmission shaft is arranged between the two supporting columns at the bin opening side; the power mechanism is assembled in one of the supporting columns and is connected with the screw rod in the supporting column; the screw rod in the other supporting column is connected with a power mechanism through a transmission shaft and a bevel gear set.

Furthermore, the bin gate lifting mechanism is a screw pair, a screw is axially assembled inside the supporting column along the central line of the supporting column, and the bin gate is connected with a screw nut through a guide supporting rod; the power mechanism is assembled on the main bin body, and a power output shaft of the power mechanism is connected with the screw rods in the two supporting columns on the bin opening side through the transmission shaft and the bevel gear set respectively and drives the screw rods in the two supporting columns to rotate.

Furthermore, the lower edge of the hemispherical end plate is hinged with the port of the main bin body, and the upper part and the side part of the hemispherical end plate are connected and fastened with the port of the main bin body through compression bolts in the bin body.

Furthermore, a pressure sensing mechanism is arranged at the lower part of the bed plate and is connected with a control system.

Furthermore, the lower section of the main bin body is provided with a storage compartment which is positioned below the bed board.

Furthermore, the semi-spherical end plates and the inner wall of the main bin body are attached with fireproof layers or heat insulation layers.

Furthermore, an electric control lock is arranged between the bin opening and the bin door.

The beneficial effects of the utility model are that, the function is practical, safe and reliable, and the main storehouse body, end plate and support post etc. all adopt components of a whole that can function independently detachable construction to design, are convenient for disassemble the transportation and get into the room. Compared with the prior bed, the device solves the problems of single function and the like of the prior lifesaving product, and has stronger practicability. In daily life, an ideal rest and health-preserving environment can be created for users; because the volume of the bin body is smaller than the room space, the requirement for improving the rest environment can be met by utilizing equipment such as a low-power micro air conditioner, a negative ion generator and the like, so that the temperature and humidity in the bin body suitable for sleeping can be quickly reached, and negative oxygen ions can reach and keep the optimal state of 30000-60000 per cubic centimeter; when dealing with emergencies such as disasters, the refuge and lifesaving shelter can provide a safe and effective refuge and lifesaving shelter for users, and the egg-shaped curved surface structure formed by combining the cabin body with the oval cross section and the hemispherical end plate can bear larger external force impact, increase the supporting strength of the shelter, protect refuge personnel to the maximum extent when a house collapses or the cabin body falls, and improve the attractiveness of products. The control system of the device can be started and controlled by a user, and can also be networked with a disaster early warning system, when the device receives an early warning signal sent by the system, the device is automatically started to enter a standby state, and the bin gate is driven to close the bin body at any time.

The technical solution of the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a perspective view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.

Detailed Description

In the figure: 1-hemispherical end plate, 2-main bin body, 2 a-upper bin plate, 2 b-lower bin plate, 2 c-bin mouth, 3 a-upper bin door, 3 b-lower bin door, 4-electric control lock, 5-guide support rod, 6-motor, 7-support column, 7 a-guide groove, 8 a-lead screw, 8 b-lead screw nut, 9-bed plate, 10-transmission shaft and 11-bevel gear set.

Example 1

As can be seen from fig. 1 to 4, the technical scheme of the present invention includes a control system, a power mechanism, an anion generator, a micro air conditioner, a standby power supply, a main bin body 2, a hemispherical end plate 1, a support column 7, a bin gate, and a bin gate lifting mechanism;

the main bin body 2 is a cylindrical supporting structure formed by detachably connecting a plurality of bin plates, the main bin body in the embodiment is formed by oppositely connecting and assembling an upper bin plate 2a and a lower bin plate 2b, and the section of the main bin body 2 is elliptic; the front and rear open ends of the main bin body 2 are respectively provided with a semispherical end plate 1 to form an integrally connected egg-shaped shelter body; the hemispherical end plate 1 and the main bin body 2 are detachably connected and assembled; the inner walls of the hemispherical end plate 1 and the main bin body 2 are attached with heat insulation layers or fire-proof layers, for example, the heat insulation layers are made of polyurethane high molecular polymers, heat insulation cotton and the like.

A bed board 9 is laid in the main bin body 2; the main bin body 2 or the hemispherical end plate 1 is provided with a ventilation opening which is provided with a sealing blade capable of opening and closing and is provided with an exhaust device (such as a low-noise axial flow fan or an exhaust fan) so as to ensure the air quality in the bin body; the closed blade and the air exhaust equipment can be connected with a control system, and the operation of the blade and the air exhaust equipment is controlled through the control system. The two sides of the front and back end parts of the main bin body 2 (namely four corner parts of the main bin body) are detachably connected and assembled on the supporting columns 7.

The main cabin body, the hemispherical end plates and the supporting columns are detachably combined, so that the main cabin body is convenient to carry and enter a room.

Two sides of the main bin body are both provided with bin openings 2c, two supporting columns 7 positioned at two sides of the bin openings 2c are of hollow structures, bin door lifting mechanisms are arranged in the supporting columns 7, and the side walls of the two supporting columns 7 at the opposite sides are longitudinally provided with corresponding guide grooves 7 a; two ends of the bin gate are respectively provided with a guide support rod 5, the two guide support rods 5 respectively extend into the column body from the guide grooves 7a of the two support columns and are connected with a bin gate lifting mechanism, and the bin gate lifting mechanism drives the guide support rods 5 to slide along the guide grooves 7a to open and close the bin gate; the bin gate lifting mechanism is connected with the power mechanism.

The section of the bin gate is arc-shaped, and the bin gate and the surface of the main bin body 2 are in smooth transition. The main bin body, the hemispherical end plate and the bin gate are designed by adopting a cambered surface or hemispherical curved surface structure, so that the integral impact resistance can be effectively enhanced, and the aesthetic feeling of the bed body is improved.

As a preferable scheme, the bin gate described in this embodiment is composed of an upper bin gate 3a and a lower bin gate 3b, the upper bin gate 3a and the lower bin gate 3b are respectively connected with a bin gate lifting mechanism inside the supporting column 7, and the bin gate lifting mechanism drives the upper bin gate and the lower bin gate to move up and down relatively along the guide groove 7a of the supporting column to close and close the bin opening or open the bin opening.

The bin gate lifting mechanism is a screw pair, and the power mechanism is a motor 6 arranged in the supporting column; the automatic opening and closing device is characterized in that the screw 8a is axially assembled inside the supporting column along the central line of the supporting column 7 through a bearing and a bearing seat, the top end of the screw 8a is connected with an output shaft of the motor 6, the upper section and the lower section of the screw 8a are respectively provided with a positive thread and a negative thread, two screw nuts 8b are respectively arranged on the two thread sections in the positive rotation direction and the negative rotation direction, the two screw nuts 8b are respectively connected with the upper bin door and the lower bin door through the guide support rod 5, and the motor drives the screw 8a to rotate and simultaneously drives the two screw nuts (namely the upper bin door and. The upper bin gate and the lower bin gate are controlled to move relatively at the same time by the same screw rod, so that the stress is balanced, the power consumption can be reduced, and the space occupation for opening the bin gates is saved.

As another preferred scheme, the lower edge of the hemispherical end plate 1 is hinged with the end part of the main bin body 2 through an ear plate and a pin shaft, the upper part and the side part of the hemispherical end plate 1 and the end part of the main bin body 2 are connected and fastened by multiple points in the bin body through compression bolts, and the hemispherical end plate is convenient for a user to rapidly open by emergency operation in the bin so as to prevent the bin door from being blocked to prevent internal personnel from escaping when accidents such as failure of a control system and a power mechanism, earthquakes and the like occur.

The lower part of the main bin body 2 is provided with a storage compartment, namely, the storage compartment is positioned below the bed board 9, equipment such as an anion generator, a micro air conditioner, a standby power supply and a control system can be arranged in the compartment and/or on the inner wall of the hemispherical end plate, a power mechanism (a motor 6), the anion generator, the micro air conditioner, the standby power supply and the like are electrically connected with the control system, and the control panel is arranged, so that a user can conveniently set functions. In addition, articles such as alarms, lighting products, hand chargers, drinking water, food, first-aid kits, oxygen cylinders, steel rods and the like can be stored in the separation bin and/or the concave part (the view angle in the bin) of the hemispherical end plate so as to ensure that rescue is waited for a long time or self rescue is implemented.

An electric control lock 4 is arranged between the bin door and the bin opening, so that valuables can be stored when no person is at home, and the bin door is locked to realize the function of a safety box.

The anion generator, the micro air conditioner, the standby power supply, the control system, the pressure sensing mechanism, the electric control lock and the like of the device all adopt conventional products sold in the market. The standby power supply can adopt 24-48 v rechargeable batteries, and commercial power can be adopted to provide electric energy for the device in daily use, charge the batteries and convert the batteries into the standby power supply for power supply in an emergency state. The control system can adopt a programmable controller, such as hardware with a programming function, such as arduino and the like, has small volume, low price and strong function, and can be connected to various sensor controllers; the system can also utilize the current mature system for customizing the mobile phone according to the actual use of the product, has strong functions and strong expansibility, is connected with the mobile phone, can write in various functions at any time according to the needs, has the functions of WIFI and telecommunication, is favorable for receiving external information and calling for help, even can be accessed to a core server of a company, and provides functions of daily maintenance state detection and the like for clients. Once an accident occurs, user information (including geographical coordinates, information about the blood type of the person, contact information, related relatives information, etc.) can be provided immediately for the rescue.

The device has simple and practical structure, solves the problems of single function and the like of the existing bed, and creates an ideal rest and health-care environment for users in daily life; compared with a room space, the small cabin volume is favorable for improving the working efficiency of a miniature air conditioner, an anion generator and the like, the requirement for improving the rest environment can be met by using low-power equipment, the energy is saved, the environment is protected, and the practicability is greatly enhanced. For example, a portable micro air conditioner can be used to quickly achieve and maintain proper temperature and humidity in the bin; the relatively closed bin body can isolate external noise, so that a quiet sleeping environment is created for a user; because the survival time of the negative oxygen ions is only 2-4 seconds, the propagation distance in the space without wind assistance is only about 1 meter, the living room space is large, the negative oxygen ions hardly play any role on the human body, and the limited space in the cabin can keep the negative oxygen ions in an ideal state of 30000-60000 per cubic centimeter (the human body can inhibit the generation or variation of cancer cells, purify blood, improve blood circulation, enhance immunity, relieve mental stress and the like in the environment, and has obvious effect of relieving insomnia and neurasthenia patients); in addition, the door can be closed at home when no person is at home for storing valuable property.

When an emergency happens, the device can provide a safe and effective lifesaving shelter for a danger-avoiding user, and compared with the existing earthquake lifesaving bed, the cabin body of the lifesaving bed has a top support, so that the user can be protected when entering the cabin and then the cabin door is sealed leisurely; the time lag and confusion that the user firstly lies on the mattress to start the turning plate and then enters the cavity of the existing lifesaving bed are avoided, and the safety of personnel can be protected to the greatest extent. The equipment and the storage in the cabin can provide supplies for refugees, and can deal with various disasters, and the equipment with low power consumption greatly reduces energy consumption, saves a large amount of electric energy, and meets the requirement of waiting for rescue for a long time.

Example 2

As can be seen from fig. 5, the difference between this embodiment and embodiment 1 is that the bin gate on one side of the main bin body 2 is provided with only one power mechanism, that is, the bin gate lifting mechanisms in the two support columns are simultaneously controlled by one motor, and the structure thereof is as follows:

a transmission shaft 10 is arranged between the two support columns at the bin mouth side of the main bin body, and two ends of the transmission shaft 10 respectively extend into the column body from the upper sections or the lower sections of the two support columns; the motor 6 is assembled in one of the supporting columns 7 as a power mechanism, and the power output shaft of the motor is connected with the screw rod in the supporting column; the screw rod in the other supporting column 7 is connected with the power shaft of the motor 6 through a bevel gear set 11 and a transmission shaft 10, so that one motor can drive the screw rods in the two supporting columns to rotate simultaneously.

Another difference between this embodiment and embodiment 1 is that the bed plate 9 is provided with a pressure sensing mechanism, and the pressure sensing mechanism is connected with the control system and is networked with an earthquake early warning system, a disaster detection device and the like, so as to improve the emergency capability of the product. The design can lead the control system to be controlled and started by a user or utilize an earthquake early warning system to establish a quick response mechanism, because the propagation speed of the longitudinal wave P of the earthquake is about 4.8km/S, the propagation speed of the transverse wave S is about 3km/S, and the difference between the propagation speeds of the longitudinal wave P and the transverse wave S is 1.7 times, the time difference between the longitudinal wave P and the transverse wave S can be effectively utilized, the early warning system sends out early warning after detecting the longitudinal wave P, when the control system receives an alarm signal, the control system immediately starts to enter a standby state and sends out an alarm signal, danger avoiding personnel can hide in a rescue cabin body before the transverse wave S with strong destructiveness arrives, and a pressure sensing mechanism under a bed plate starts a power mechanism to close the cabin.

Other technical features of this embodiment are the same as those of embodiment 1.

Example 3

The difference between this embodiment and embodiment 2 is that the motor is mounted on the main bin body 2, and the power output shaft of the motor is connected to the screw rods in the support columns on both sides of the bin opening through the transmission shaft and the bevel gear set, and drives the screw rods in the two support columns 7 to rotate to open and close the bin door.

Other technical features of this embodiment are the same as those of embodiment 2.

The foregoing detailed description of the embodiments of the invention with reference to preferred embodiments is illustrative rather than limiting in form. On reading the present disclosure, those skilled in the art may modify the technical solutions described in the embodiments or may substitute part of the technical features of the embodiments, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the scope of the embodiments of the present disclosure.

Claims

1. A multipurpose egg-shaped four-column special-shaped bed comprises a control system, a power mechanism, a negative ion generator, a micro air conditioner and a standby power supply; the power mechanism, the negative ion generator, the micro air conditioner and the standby power supply are connected with the control system;

the method is characterized in that: the device also comprises a main bin body (2), a hemispherical end plate (1), a supporting column (7), a bin door and a bin door lifting mechanism;

the main bin body (2) is a cylindrical structure with an oval section formed by detachably connecting a plurality of bin plates; two open ends of the main cabin body (2) are respectively and detachably assembled with a hemispherical end plate (1), and the hemispherical end plate (1) is connected with the main cabin body (2) to form an egg-shaped shelter; the side part of the main bin body (2) is provided with a bin opening (2 c), and a bed board (9) is laid in the main bin body (2); the main bin body (2) or the hemispherical end plate (1) is provided with a ventilation opening which is provided with a closed blade capable of opening and closing;

the end parts of the main bin body (2) are respectively detachably connected and assembled with the supporting columns (7); two supporting columns (7) positioned at the side of the bin opening (2 c) are of a hollow structure, a bin door lifting mechanism is arranged in each supporting column (7), and corresponding guide grooves (7 a) are longitudinally formed in the side walls of the two supporting columns (7) at the opposite sides; the bin door is characterized in that guide support rods (5) are arranged at two ends of the bin door, the guide support rods (5) extend into the supporting columns (7) from guide grooves (7 a) and are connected with a bin door lifting mechanism, and the bin door lifting mechanism drives the guide support rods (5) to slide along the guide grooves (7 a) to open and close the bin door; the bin gate lifting mechanism is connected with the power mechanism; the section of the bin gate is arc-shaped, and the bin gate and the surface of the main bin body (2) are in smooth transition;

the anion generator, the micro air conditioner, the standby power supply and the control system are all arranged inside the main cabin body (2) and on the inner side of the hemispherical end plate (1).

2. The multi-purpose egg-shaped four-column profiled bed as claimed in claim 1, wherein: the bin gate is an upper bin gate (3 a) and a lower bin gate (3 b) which move up and down relatively, and the upper bin gate (3 a) and the lower bin gate (3 b) are respectively connected with a bin gate lifting mechanism inside the supporting column (7).

3. The multi-purpose egg-shaped four-column profiled bed as claimed in claim 1, wherein: the bin gate lifting mechanism is a screw rod pair, a screw rod (8 a) is axially assembled in the supporting column along the central line of the supporting column (7), and the power mechanism is assembled in the supporting column and connected with and drives the screw rod (8 a) to rotate; the bin gate is connected with a screw nut (8 b) through a guide supporting rod (5).

4. The multi-purpose egg-shaped four-column profiled bed as claimed in claim 1, wherein: the bin gate lifting mechanism is a screw pair, a screw (8 a) is axially assembled inside a supporting column (7) along the central line of the supporting column, and the bin gate is connected with a screw nut (8 b) through a guide supporting rod (5);

a transmission shaft (10) is arranged between the two supporting columns (7) at the bin opening side; the power mechanism is assembled in one of the supporting columns (7) and is connected with the screw rod in the supporting column; the screw rod in the other supporting column (7) is connected with a power mechanism through a transmission shaft (10) and a bevel gear group (11).

5. The multi-purpose egg-shaped four-column profiled bed as claimed in claim 1, wherein: the bin gate lifting mechanism is a screw pair, a screw (8 a) is axially assembled inside a supporting column (7) along the central line of the supporting column, and the bin gate is connected with a screw nut (8 b) through a guide supporting rod (5);

the power mechanism is assembled on the main bin body (2), and a power output shaft of the power mechanism is respectively connected with the screw rods in the two supporting columns (7) at the bin opening side through a transmission shaft and a bevel gear group and drives the screw rods in the two supporting columns (7) to rotate.

6. The multi-purpose egg-shaped four-column profiled bed as claimed in claim 1, wherein: the lower edge of the hemispherical end plate (1) is hinged with the port of the main bin body (2), and the upper part and the side part of the hemispherical end plate (1) are connected and fastened with the port of the main bin body (2) through compression bolts in the bin body.

7. The multi-purpose egg-shaped four-column profiled bed as claimed in claim 1, wherein: the lower part of the bed board (9) is provided with a pressure sensing mechanism which is connected with a control system.

8. The multipurpose egg-shaped four-column profiled bed as claimed in any one of claims 1 to 7, wherein: the lower section of the main bin body (2) is provided with a storage compartment which is positioned below the bed board (9).

9. The multipurpose egg-shaped four-column profiled bed as claimed in any one of claims 1 to 7, wherein: the inner walls of the hemispherical end plate (1) and the main bin body (2) are attached with a fireproof layer or a heat insulation layer.

10. The multipurpose egg-shaped four-column profiled bed as claimed in any one of claims 1 to 7, wherein: an electric control lock (4) is arranged between the bin opening and the bin door.