CN218010175U - Integrated vehicle-mounted sickbed with folding nursing chair - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, and an on-vehicle sick bed of integral type of folding nurse chair in area is disclosed, including sick bed and nurse chair, sick bed and nurse chair formula fixed knot construct as an organic whole, the sick bed includes sick bed main body frame, and both ends are vertical head of a bed screen and the tailstock screen of being connected with respectively around sick bed main body frame's the top, and rectangular hole has been seted up at sick bed main body frame's top, the utility model discloses in, the utility model discloses to design the nurse chair collapsible, can be fixed in the structure under the bed, through the spacing buckle between the universal caster of the lock dead nurse chair and the crossbeam when not using, will nurse the chair and stabilize and accomodate under the bed, when needs use, release lock dead mechanism and buckle mechanism to turn over the back of the chair and fix, supply nurse personnel just to sit, effectively improved the utilization ratio in unit space, for the long-distance patient transports the problem that equipment single patient quantity is limited, transport the utilization ratio of equipping the resource is low provides the solution way.

Description

Integrated vehicle-mounted sickbed with folding nursing chair

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an on-vehicle sick bed of integral type of folding nurse chair in area.

Background

At present, various automobile equipment for long-distance transport in patients is very compact and limited in internal space, cannot be used for loading a plurality of sickbeds, cannot provide a seat capable of nursing patients in a close range for accompanying medical personnel, and meanwhile, the sickbeds are not provided with safety facilities for guaranteeing transport safety such as safety belts. Therefore, the limited number of patients in a single transfer and the low utilization rate of transfer equipment resources are caused, and the uncontrollable risk of the patient condition deterioration caused by the close-range nursing difficulty in the transfer process and the unexpected risk of secondary injury to the patient caused by the equipment moving are also existed.

To this end, we propose an integrated vehicle-mounted hospital bed with a folding nursing chair.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an on-vehicle sick bed of integral type of folding nurse chair in area aims at solving the problem that transport efficiency is low, unable closely nurse patient, lack safety protection facility in the long-distance vehicle-mounted transportation in the patient.

In order to achieve the above object, the present invention adopts the following technical solution, an integrated vehicle-mounted hospital bed with a foldable nursing chair comprises a hospital bed and a nursing chair, the hospital bed and the nursing chair are of an integrated fixed structure, the hospital bed comprises a hospital bed main frame, a bed head screen and a bed tail screen are vertically connected to the front and rear ends of the top of the hospital bed main frame respectively, a rectangular hole is formed in the top of the hospital bed main frame, a bed board matched with the rectangular hole is arranged on the hospital bed main frame, a bed safety belt is arranged on the hospital bed main frame, the bed board is movably connected with the hospital bed main frame through the bed safety belt, two object placing grooves are symmetrically arranged on the inner side wall surface of the rectangular hole on the hospital bed main frame, the hospital bed main frame is provided with a cross beam between two bed legs at the bed head, the bed safety belt is a four-point type safety belt, the bed safety belt comprises two shoulder belts and two waist belts for the bed, an airplane is connected between the shoulder belts and the waist for the bed, a single-swinging system connected with the bed main frame and comprises a supporting device, the single-swinging system lifts the part of the bed plate by a 0-degree angle range from the bed lifting system, the bed leg fixing piece is connected with the bed leg, the fixing piece, and the bed leg can be fixed to the ground, and the bed main frame, and the fixing piece is fixed to the bed leg.

Preferably, the upper part of the bed board is in a convex design, and rectangular holes are formed in the top parts of the two storage grooves and the sickbed main body frame to form a convex gap matched with the bed board.

Preferably, two the shoulder bandage all is connected with fixed connection piece one with the one end that two for the bed waist bandage kept away from each other, two the shoulder bandage is installed through corresponding fixed connection piece one the bed board back, and two for the bed waist bandage are installed at the sick bed main body frame inboard through corresponding fixed connection piece one.

Preferably, the nursing chair comprises four supporting leg frames, universal casters, foldable chair backs, folding mechanisms and safety belts for the chair, the upper end of each universal caster is connected with the bottom of the corresponding supporting leg frame, three supporting leg beams are connected between every two adjacent supporting leg frames, the middle supporting leg beam is provided with a buckle mechanism, the foldable chair backs are movably connected with the supporting leg frames through the folding mechanisms, and one supporting leg beam of each supporting leg frame is fixed with the corresponding beam on the sickbed main body frame through the buckle mechanism.

Preferably, the seat belt is a two-point seat belt, the seat belt comprises two waist belts, two aircraft buckles for the seat and two fixed connecting pieces.

Preferably, the two waist straps are arranged on the inner sides of the leg frames through the second fixing connecting pieces.

Preferably, a limiting buckle mechanism is arranged between the sickbed main body frame cross beam and the supporting leg cross beam.

Preferably, the universal caster belt locking mechanism.

Preferably, the foldable chair back is turned over on the nursing chair through the folding mechanism to form an included angle of 0-145 degrees.

Preferably, the height of the bed head screen is at least one and a half times of the height of the bed tail screen.

Advantageous effects

The utility model provides an on-vehicle sick bed of integral type of folding nurse chair in area. The method has the following beneficial effects:

(1) The utility model provides an on-vehicle sick bed of integral type of folding nurse chair in area, the utility model discloses with nurse chair design collapsible, can fix in the structure under the bed, through the spacing buckle between the universal caster and the crossbeam of lock death nurse chair when not using, take in under the bed with nurse chair is firm, when needs use, release lock death machine constructs and buckle mechanism to turn over the back of the chair and roll over a book fixedly, supply nurse personnel just to sit, unit space's utilization ratio has effectively been improved, for well long-distance patient transport to equip the single problem of transporting patient quantity limited, the low utilization ratio of transfer equipment resource provides the solution way.

(2) This take on-vehicle sick bed of integral type of folding nurse chair, the utility model discloses with the design of nurse chair in the position that is close to the head of a bed, provide closely nurse and nursing patient's advantage for accompanying medical personnel, effectively reduce the uncontrollable risk that the patient's state of an illness worsened on transit.

(3) The utility model provides a take on-vehicle sick bed of integral type of folding nurse chair, the utility model discloses reserve the screw hole on the footpost mounting, the accessible bolt will the on-vehicle sick bed of integral type is fixed in ground, disposes the four-point type safety belt simultaneously on the sick bed, disposes the two-point type safety belt on the nurse chair, provides effectual safety protection measure for patient on the way of the transportation and the medical personnel of accompanying nurse, has avoided advancing to remove because of equipping and causes secondary injury or bring the unexpected risk of personal injury along with medical personnel to patient.

(4) This take on-vehicle sick bed of integral type of folding nurse chair, the utility model discloses well patient's accessible is transported stretcher, wheelchair etc. or independently walks to sick bed department, lies to the sick bed on, according to the actual conditions of patient's body shape, adjusts the length of the shoulder bandage and the waist bandage of the safety belt on the bed, and with aircraft buckle straining again, play the effect that the process of protecting patient's marcing safety. If the patient needs to leave the sickbed, the airplane buckle is unfastened, and then the shoulder bandage and the waist bandage are taken off, so that the patient can leave the sickbed. If the patient needs to be changed from the lying position to the leaning position, the medical staff can control the inclination angle of the upper half part of the bed plate by rotating the hand cranking device of the bed position, the angle can be adjusted within the range of 0-75 degrees, and the patient does not need to get up in the whole process.

(5) This take on-vehicle sick bed of integral type of folding nurse chair, it is serious when patient's state of an illness, there is the needs of closely nurse nursing, can expand the folding nurse chair of bed and use, it is specific, the release of the spacing buckle mechanism of chair truckle locking mechanism and crossbeam department will nurse, pull out the nurse chair from the bed along the crossbeam direction, turn over the folding back of the chair, select suitable angularly fixed, again will nurse the chair truckle locking, medical personnel can sit, medical personnel sit the back, adjust the length of safety belt waist bandage for the chair according to the shape condition, again with aircraft buckle straining, guarantee medical personnel's the safety of marcing. The medical personnel can carry out close-range nursing and nursing work on the patient.

(6) This on-vehicle sick bed of integral type of folding nurse chair in area, after nurse closely and nursing work, for saving space, can accomodate folding nurse chair back of the bed, it is specific, medical personnel untie the aircraft buckle of seat safety belt, get up, turn over the nurse chair back of the chair and turn over to flush with the seat, release truckle locking mechanism, will nurse the chair and push away to under the bed along the crossbeam direction, push away to spacing buckle mechanism department, die the truckle locking, and die spacing buckle mechanism locking, guarantee that nurse chair can not rock the production and slide because of the automobile body at the transfer equipment in-process of marcing, cause danger.

(7) This take on-vehicle sick bed of integral type of folding nurse chair, the utility model discloses the design of "protruding" font on well bed board upper portion reserves patient's head position to utilize two article recesses of putting of surplus space design, put the article recess and sick bed main body frame as an organic whole, can provide the space of placing personal articles such as drinking cup, cell-phone for patient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

FIG. 1 is a schematic view of a first form of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the bed safety belt of the present invention;

fig. 3 is a schematic view of a second embodiment of the overall structure of the present invention;

FIG. 4 is a front view of the integrated vehicle-mounted hospital bed of the present invention;

fig. 5 is a top view of the integrated vehicle-mounted hospital bed of the present invention.

Illustration of the drawings:

1. a hospital bed; 2. a nursing chair; 11. a main body frame of the hospital bed; 12. a bed head screen; 13. a bed tail screen; 14. a bed board; 15. a storage groove; 16. a seat belt; 17. a single shaking system; 18. a bed leg fixing member; 111. a cross beam; 161. shoulder straps; 162. waist bandage for bed; 163. buckling an airplane; 164. fixing the connecting sheet; 171. a support device; 172. a telescopic rod; 173. a hand cranking device; 21. a leg frame; 22. a universal caster; 23. a foldable chair back; 24. a folding mechanism; 25. a seat belt for a chair; 211. a leg beam; 212. a buckle mechanism; 251. a waist strap; 252. the chair is buckled by an airplane; 253. and fixing the second connecting sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): an integrated vehicle-mounted sickbed with a folding nursing chair is shown in figures 1-5 and comprises a sickbed 1 and a nursing chair 2 which are integrated fixed structures connected together.

For example, as shown in fig. 1, a hospital bed 1 includes a hospital bed main frame 11, a bedside screen 12, a bedside screen 13, a bed plate 14, storage grooves 15, a bed safety belt 16, a single swing system 17 and bed leg fixing members 18, a rectangular hole is formed in the top of the hospital bed main frame 11, the bed plate 14 matched with the rectangular hole is arranged on the hospital bed main frame 11, the bed safety belt 16 is arranged on the hospital bed main frame 11, the bed plate 14 is movably connected with the hospital bed main frame 11 through the bed safety belt 16, two storage grooves 15 are symmetrically arranged on the inner side wall surface of the rectangular hole on the hospital bed main frame 11, the upper portion of the bed plate 14 is in a convex shape design, a convex gap matched with the bed plate 14 is formed between the two storage grooves 15 and the rectangular hole formed in the top of the hospital bed main frame 11, the convex shape on the upper portion of the bed plate 14 is designed to reserve the head position of a patient, the two storage grooves 15 are designed by using the remaining space, the storage grooves 15 are integrated with the hospital bed main frame 11, and can provide a space for placing water cups, mobile phones and other personal articles such as a water cup for the patient.

Sick bed main part frame 11 is provided with a crossbeam 111 between two footpost at the head of a bed, can strengthen footpost support strength, and as the connecting piece with the nurse chair, head of a bed screen 12 height is higher than tailstock screen 13, head of a bed screen 12 height is higher than one at least five times of tailstock screen 13 height, accord with ergonomic design, sick bed 1 disposes bed safety belt 16, adopt four-point type safety belt, including two shoulder bandages 161 and two for the bed waist bandage 162, shoulder bandage 161 and for the bed waist bandage 162 all can manually adjust length, and block fixedly through aircraft buckle 163. Meanwhile, a threaded hole is reserved in the bed leg fixing piece 18, the integrated vehicle-mounted sickbed can be fixed to the ground through a bolt, the safety belt 16 on the bed and the bed leg fixing piece 18 can guarantee the personal safety of a patient in the moving process of the transfer equipment, and the risk that the patient is subjected to secondary injury is reduced.

For example, as shown in fig. 1, a nursing chair 2 includes a leg frame 21, a caster 22, a foldable chair back 23, a folding mechanism 24, and a seat belt 25. Universal caster 22 area locking mechanism, when the nurse chair is accomodate under the bed, can die the truckle lock, avoid equipping and go to rock and arouse the nurse chair to slide, when the nurse chair pulls out the bed and uses outward, also can die the truckle lock, the protection is sat medical personnel's safety above that. The foldable back 23 can be folded from the level (0) with the seat to an angle of 145 ° with the seat by the folding mechanism 24. The seat belt 25 is a two-point type seat belt, and comprises two waist belts 251, the length of the belts 251 can be manually adjusted, the belts 251 are installed on the inner sides of the leg frames 21 through two fixing connecting pieces 253 and are clamped and fixed through the aircraft buckles 252 for the seat, so that the personal safety of the medical staff can be effectively protected in the advancing process of the equipment, and the collision risk caused by the shaking of the equipment is avoided.

For example, as shown in fig. 2, two shoulder straps 161 of the bed harness 16 are attached to the back of the bed plate 14 via a first fixing connection piece 164, and two bed waist straps 162 are attached to the inside of the bed body frame 11 via a first fixing connection piece 164.

For example, as shown in fig. 3, one leg beam 211 of the leg frame 21 of the nursing chair 2 is fixed to the beam 111 of the bed body frame 11 by a buckle mechanism 212. Meanwhile, a limiting buckle mechanism is arranged between the sickbed main body frame cross beam 111 and the nursing chair leg frame support leg cross beam 211, when the nursing chair is stored under a bed, the limiting buckle mechanism is locked, and the effect that the nursing chair slides due to the fact that equipment is prevented from moving forward and shaking is achieved.

For example, as shown in fig. 4, the single patient bed swing system 17 includes a supporting device 171, an expansion link 172 and a hand crank device 173, which can lift the back portion of the bed plate 14 by an angle of 0-75 °, and can flexibly adjust the angle of the bed plate according to the state and the requirement of a patient, so as to provide a horizontal lying state and a side leaning support at different angles for the patient, and the single patient bed swing system 17 is an existing adjusting device and will not be described herein.

For example, as shown in fig. 5, the foldable nursing chair 2 is closely attached to the patient bed 1 when unfolded, so that the attendant can provide a sitting condition for close-care of patients.

The utility model discloses a theory of operation: will the utility model discloses equip with the transportation and fix, it is concrete, utilize the screw hole that footpost mounting 18 reserved, be fixed in the ground of transporting the equipment with the on-vehicle sick bed of integral type through the bolt.

The patient can lie down to the sickbed by transferring a stretcher, a wheelchair and the like or independently walking to the sickbed, the lengths of the shoulder bandage 161 of the safety belt 16 on the bed and the waist bandage 162 for the bed are adjusted according to the actual condition of the body shape of the patient, and then the airplane buckle 163 is fastened, so that the safety of the patient in the advancing process is protected. If the patient needs to leave the hospital bed, the patient can leave the hospital bed by unfastening the airplane buckle 163 and then taking off the shoulder strap 161 and the waist strap 162 for the bed. If the patient needs to be changed from the lying position to the leaning position, the medical staff can control the inclination angle of the upper half part of the bed plate 14 by rotating the rocking handle device 173 of the bed position, the angle can be adjusted within the range of 0-75 degrees, and the patient does not need to get up in the whole process.

If the patient is seriously ill and needs close-distance nursing care, the folding nursing chair 2 under the bed can be unfolded for use, specifically, the locking mechanism of the caster 22 of the nursing chair and the limiting buckle mechanism at the cross beam are released, the nursing chair 2 is pulled out from the bed along the direction of the cross beam, the foldable chair back 23 is turned over, a proper angle is selected for fixing, the caster 22 of the nursing chair is locked, and the medical personnel can sit. After the medical staff sits, the length of the waist binding band 251 of the seat safety belt 25 is adjusted according to the body shape, and then the aircraft buckle 252 for the seat is fastened, so that the traveling safety of the medical staff is guaranteed. The medical staff can carry out the close-range nursing and nursing work of the patient.

After closely nurse and nursing work, for saving space, can accomodate folding nurse chair 2 back of the bed under, it is specific, medical personnel untie chair with aircraft buckle 252 of safety belt 25 for the chair, rise up, turn over nurse chair back of the chair 23 and turn over to flush with the seat, release truckle 22 locking mechanism, will nurse chair 2 along the crossbeam direction push to under the bed, push to spacing buckle mechanism department, lock truckle 22 dead, and lock spacing buckle mechanism dead, guarantee that nurse chair can not rock the production and slide because of the automobile body at the transfer equipment in-process of marcing, cause danger.

In the device, the head of a patient is reserved due to the convex design on the upper part of the bed plate 14, two storage grooves 15 are designed by utilizing the residual space, the storage grooves 15 and the sickbed main body frame 11 are integrated, and the space for placing personal articles such as water cups, mobile phones and the like can be provided for the patient.

The nursing chair 2 of the utility model is designed at the position close to the bed head 1, which provides the medical staff with the advantages of close nursing and patient nursing in close distance and effectively reduces the uncontrollable risk of the patient condition deterioration in the transportation process; the utility model discloses it is collapsible to design nurse chair 2, can be fixed in the structure under the bed, through the dead aircraft buckle 252 for the chair between universal caster 22 and the landing leg crossbeam 212 of nurse chair 2 of lock when not using, take in nurse chair 2 firm under the bed, when needs use, release lock death mechanism and buckle mechanism, and turn over collapsible back of the chair 25 and roll over a fixed, supply the nurse personnel just to sit, the utilization ratio in unit space has effectively been improved, transport to equip the single problem of transporting patient quantity limited for well long-distance patient, the problem that the utilization ratio of transporting equipment resource is low provides the solution way.

In the device, a beam 111 is arranged between two bed legs of a bed head on a sickbed main body frame 11, the supporting strength of the bed legs can be enhanced, and the sickbed main body frame is used as a connecting piece with a nursing chair, the height of a bed head screen 12 is higher than that of a bed tail screen 13, the height of the bed head screen 12 is at least one and a half times higher than that of the bed tail screen 13, the sickbed 1 is designed according with human engineering, a four-point safety belt is configured on the sickbed, a four-point safety belt is adopted, the sickbed comprises two shoulder straps 161 and two waist straps 162 for the bed, the lengths of the shoulder straps 161 and the waist straps 162 for the bed can be manually adjusted, and the sickbed is clamped and fixed through an airplane buckle 163. Meanwhile, threaded holes are reserved in the bed leg fixing pieces 18, the integrated vehicle-mounted sickbed can be fixed to the ground through bolts, the safety belt 16 on the bed and the bed leg fixing pieces 18 can guarantee the personal safety of patients in the moving process of the transfer equipment, and the risk that the patients are subjected to secondary injury is reduced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides an on-vehicle sick bed of integral type of folding nurse chair in area, includes sick bed (1) and nurse chair (2), its characterized in that: the sickbed (1) and the nursing chair (2) are of an integrated fixed structure, the sickbed (1) comprises a sickbed main body frame (11), the front end and the rear end of the top of the sickbed main body frame (11) are respectively and vertically connected with a bedside screen (12) and a bedside tail screen (13), the top of the sickbed main body frame (11) is provided with a rectangular hole, the sickbed main body frame (11) is provided with a bed plate (14) matched with the rectangular hole, the sickbed main body frame (11) is provided with a bed safety belt (16), the bed plate (14) is movably connected with the sickbed main body frame (11) through the bed safety belt (16), two object placing grooves (15) are symmetrically arranged on the inner side wall surface of the rectangular hole on the sickbed main body frame (11), the sickbed main body frame (11) is provided with a cross beam (111) between two bed legs of a bed head, the bed safety belt (16) is a four-point safety belt, the bed safety belt (16) comprises two shoulder belts (161) and two waist belts (162) for the bed, and a plane belt buckle (163) is connected between the shoulder belts (161) and the waist belt (162) for the bed;

a single-rocking system (17) connected with a bed board (14) is arranged below the sickbed main body frame (11), the single-rocking system (17) comprises a supporting device (171), an expansion rod (172) and a hand cranking device (173), and the back part of the bed board (14) is lifted up by the single-rocking system (17) within an angle range of 0-75 degrees;

four bed leg fixing pieces (18) are connected to the bottom of the sickbed main body frame (11), threaded holes are reserved in the bed leg fixing pieces (18), and the sickbed (1) can be fixed to the ground through bolts.

2. The integrated hospital bed with the foldable nursing chair of claim 1, wherein: the upper part of the bed board (14) is designed in a shape like a Chinese character 'tu', and rectangular holes are formed in the tops of the two storage grooves (15) and the sickbed main body frame (11) to form a 'convex' gap matched with the bed board (14).

3. The integrated hospital bed with the foldable nursing chair of claim 1, wherein: two shoulder bandage (161) all are connected with fixed connection piece one (164) with the one end that two for bed waist bandage (162) kept away from each other, two shoulder bandage (161) are installed through corresponding fixed connection piece one (164) bed board (14) back, and two for bed waist bandage (162) are installed at sick bed main body frame (11) inboardly through corresponding fixed connection piece one (164).

4. The integrated vehicular hospital bed with the foldable nursing chair of claim 1, wherein: the nursing chair (2) comprises leg frames (21), universal casters (22), a foldable chair back (23), a folding mechanism (24) and a safety belt (25) for the chair, the number of the universal casters (22) is four, the upper end of each universal caster (22) is connected with the bottom of the corresponding leg frame (21), leg cross beams (211) are connected between the adjacent leg frames (21), and the number of the leg cross beams (211) is three;

a buckle mechanism (212) is arranged on the middle supporting leg cross beam (211), the foldable chair back (23) is movably connected with the supporting leg frame (21) through a folding mechanism (24), and one supporting leg cross beam (211) of the supporting leg frame (21) is fixed with a corresponding cross beam (111) on the sickbed main body frame (11) through the buckle mechanism (212).

5. The integrated hospital bed with a foldable nursing chair of claim 4, wherein: the seat safety belt (25) is a two-point type seat belt, the seat safety belt (25) comprises a waist binding belt (251), a seat airplane buckle (252) and a fixed connecting sheet II (253), and the number of the waist binding belt (251) is two.

6. The integrated hospital bed with the foldable nursing chair of claim 1, wherein: two waist straps (251) are arranged on the inner side of the leg frame (21) through second fixing connecting sheets (253).

7. The integrated vehicular hospital bed with the foldable nursing chair of claim 1, wherein: a limiting buckle mechanism is arranged between the sickbed main body frame cross beam (111) and the supporting leg cross beam (211).

8. The integrated hospital bed with a foldable nursing chair of claim 4, wherein: the universal caster (22) is provided with a locking mechanism.

9. The integrated hospital bed with a foldable nursing chair of claim 4, wherein: the foldable chair back (23) is turned over on the nursing chair through the folding mechanism (24) to form an included angle of 0-145 degrees.

10. The integrated hospital bed with a foldable nursing chair of claim 4, wherein: the height of the bed head screen (12) is at least one and a half times of the height of the bed tail screen (13).

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