CN202366343U

CN202366343U - Lever eccentric friction wheel type high-rise emergency escape device

Info

Publication number: CN202366343U
Application number: CN2011201976198U
Authority: CN
Inventors: 金来兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-13
Filing date: 2011-06-13
Publication date: 2012-08-08
Anticipated expiration: 2021-06-13

Abstract

The utility model belongs to the technical field of high-rise emergency escape device, and relates to a lever eccentric friction wheel type high-rise emergency escape device. Two ends of a cylinder type housing are respectively provided with an end cap. On the two end caps, pins respectively pass through mounting holes on the lever for hinging the lever on the end caps asway in a vertical direction according to a mode that the ball head end on the lever is placed inwards. A connector 1 is fixedly connected with a connector 2 through a through shaft. A rope winds on the through shaft. One end of the rope is fixed on the through shaft, and the other end extends out the housing through a rope extending-out slotted hole at the upside part of the housing. One end of the through shaft is provided with a manual rotating mechanism. The lower side of the housing is provided with a U-shaped rod body handle. Lever outer arms outside the two end caps are provided with lifting rope suspension holes. Seat boards or seat baskets are respectively suspended on the lifting rope suspension holes of the two levers. The lever eccentric friction wheel type high-rise emergency escape device has the following beneficial effects: tight structure; high firmness; high durability; high space utilization rate; high use convenience; high suitability for escape of old, young, female and weak person; and high suitability for use on high-rise emergency escape device.

Description

The wheeled high-rise escape apparatus of the eccentric friction of lever

Technical field

The utility model belongs to the high-rise escape apparatus technical field, refers in particular to the wheeled high-rise escape apparatus of the eccentric friction of a kind of lever.

Background technology

Along with increasing of world population, increasing of high building and progressively increasing of floor, fire in high buildings is more and more, and high-rise escape apparatus is also more and more advanced; But, along with discovering, at present commercially available high-rise escape apparatus since its to design not enough science, syndeton reasonable inadequately, cause the complex structure of high-rise escape apparatus; Function is limited, and assembling and maintenance difficult are used inconvenience, and production cost is high; Fault rate is high, and safety coefficient is low, so the difficulty of popularizing, the lifesaving effect is undesirable after the breaking out of fire.

The utility model content

The purpose of the utility model provides a kind of scientific and reasonable for structure, sturdy and durable, safe and reliable.Easy to use and have a wheeled high-rise escape apparatus of the eccentric friction of multi-functional lever.

The purpose of the utility model is achieved in that

The wheeled high-rise escape apparatus of the eccentric friction of lever; Two ends at the cartridge type housing are respectively arranged with end cap; Be outward extended with boss on the axial line of two end cap respectively, the axis of boss is provided with lever through the hole, the inner headed face through the hole be provided with left and right sides horn mouth outwardly, inner headed face intersects the neck shape annular protrusion that forms; The annular protrusion center of end cap is horizontally arranged with the bearing pin installing hole; The installing hole that passes on the lever with bearing pin respectively on the two end cap can be hinged on lever the end that bulb is arranged on the lever on the end cap inwardly with swinging up and down, and the inboard lever bulb of two end cap extend into respectively in the interior wheel of connector one and connector two and rotatably is connected with it, between connector one and the connector two with an axis fixed connection; Described connector one is: the outside of the interior wheel of cup type is set with foreign steamer; The axis at the interior wheel end is provided with axis hole, is connected with terminal pad between inside and outside wheel of the same side at the bottom of the interior wheel, and the interior wheel end face of the inside and outside other end of taking turns stretches out the foreign steamer end face; Connector two is: the outside of the interior wheel of cup type is set with foreign steamer, and the axis at the bottom of the interior wheel is provided with axis hole, is connected with annular disk between inside and outside wheel of the offside at the bottom of the interior wheel, and the interior wheel end face at the place of being connected stretches out the foreign steamer end face; Be provided with cavity between inside and outside the wheel; The external diameter of two foreign steamers of connector one, two equates, the internal diameter of wheel equates and is on the same axis with axis in two; Be provided with frictional disk on the external cylindrical surface of two foreign steamers, be wound with rope on the axis, an end of rope is fixed on the axis, the rope of the other end through the housing upside stretches out slotted eye and stretch out outside the housing; One end of axis is provided with hand rotation mechanism; The downside of housing is provided with the body of rod handle of U type, and the lever outer arm in the two end cap outside is provided with the lifting rope suppending hole, is hung with seat board or seat basket through lifting rope respectively on the two lever lifting rope suppending holes.

Above-mentioned lever is: a cylindrical end is fixed with diameter and is provided with the cutting plane greater than the bulb of cylinder diameter, the relative two sides correspondence in the face of cylinder of the other end; At interval and be arranged with the more than one through hole through axis in parallel, the cylinder between cutting plane and the bulb is provided with more than one axis hole between two cutting planes; Described end cap is: the axis of the round platform that big disk and boss are formed is provided with the centre bore of internal diameter >=cylinder external diameter, is evenly equipped with the screw more than three that radially is provided with on the external cylindrical surface of big disk; Cylinder is located in the centre bore of end cap, and the axis hole that passes through on hole and the cylinder on the boss is hinged with bearing pin.

Between above-mentioned housing and the two end cap through being threaded or being connected or welding or rivet with bolt.

Above-mentioned hand rotation mechanism is that a side of rope in the housing and the axis between the connector two are provided with large umbrella gear; In housing cylindrical central horizontal the small umbrella gear axle is installed; On the small umbrella gear axle in the housing small umbrella gear that is meshed with large umbrella gear is installed; Be connected with manual rotating disk on the small umbrella gear axle outside the housing, on the manual rotating disk hand crank be installed.

Axial optional position between wheel and the foreign steamer in terminal pad between above-mentioned connector one and the interior wheel of connector two and the foreign steamer can be arranged on.

Above-mentioned interior wheel, foreign steamer and terminal pad is the split type or integral structure of processing with die cast metal or nonmetal die casting or punch forming or its combination; Interior wheel, foreign steamer and and terminal pad when being split-type structural, interior wheel, foreign steamer and reach terminal pad and be connected with riveted joint or welding or die casting.

The both sides that above-mentioned housing top rope stretches out the hole are provided with guide tracked rope jack; Described guide tracked rope jack is: a guide rail is connected on the two end plates of support of casing upper surface; Be set with the slide block that can on guide rail, slide on the guide rail, described slide block is: the lining that can on guide rail, slide, lining are set with the shell that can on guide rail, slide with lining outward; Shell is provided with vertical openings; The middle part of opening is provided with the little overcoat that can limit rope, stretches out opening and the through hole little overcoat between of the outer rope of housing from the slide block shell and passes, and slides near lining in the inboard of rope.

Above-mentioned guide tracked rope jack top is provided with hitch; Described hitch is: the both sides that a suction is taken over a business are respectively to being arranged with vertical rod; The lower end of vertical rod is provided with the hook that can catch on the guide rail on the lever braking mechanism; Be connected with the middle part between two vertical rods to the recessed body of rod, the both sides in addition that suction is taken over a business are provided with plural setscrew bar and pass through the hole.

Above-mentioned seat basket is: three positions, upper, middle and lower by human body chest, waist, stern are disposed with chest measurement strapping, waistline strapping and seat bar or seat board; Chest measurement strapping, waistline strapping and the both sides of the front and rear of seat bar or seat board are connected with safety rope belt respectively; Anterior safety rope belt extends on the chest measurement strapping; And the end is fixedly connected with chain and link or snap close above that; Chest measurement strapping and waistline strapping are all realized unblanking or locking through the safety padlock; The left and right sides of chest measurement strapping, waistline strapping and seat bar or seat board is connected with safety rope belt or safety chains respectively and is suspended on through the activity shackle on the suppending hole of lever arm of casing both sides; Be horizontally arranged with support bar or connecting band between two safety rope belts at the rear portion of described chest measurement strapping, waistline strapping and seat bar or seat board; The concrete structure of described safe padlock is: two relative horizontal frames are provided with the slide bar that can slide along two horizontal frames in the rectangular frame; Be provided with the above serrated teeth of two rows on the relative face of a vertical frame of slide bar and slide bar and rectangular frame respectively, have on the relative vertical frame of the vertical frame of serrated teeth the belt body with chest measurement strapping or waistline strapping be connected.

The safety rope belt of the front and rear portions of above-mentioned chest measurement strapping, waistline strapping and seat bar or seat board is the braiding rope band of certain fastness.

The beneficial effect of the utility model is:

The design science of the utility model is reasonable, and structure is tight, and is sturdy and durable; Space availability ratio is high; Easy to use, the great advantage of this device is to use weight to be directly proportional with the drag friction coefficient, and can vacate both hands and rescue other people or carry valuables; Be fit to the weak crowd of old young woman uses of escaping, be specially adapted to the escape device for high-rise buildings use.

Description of drawings

Fig. 1 is the structural principle sketch map of the utility model.

Fig. 2 is the cutaway view of the connector one of the utility model.

Fig. 3 is the cutaway view of the connector two of the utility model.

Fig. 4 is the lever of the utility model and the schematic perspective view of end cap.

Fig. 5 is the cutaway view of the lever of the utility model.

Fig. 6 is the cutaway view of the end cap of the utility model.

Fig. 7 be lever and the end cap of the utility model with bearing pin the cutaway view after hinged.

Fig. 8 be lever and the end cap of the utility model with semiaxis the cutaway view after hinged.

Fig. 9 is the schematic perspective view of safe padlock of the seat basket of the utility model.

Figure 10 is the connection sketch of the strapping of the utility model.

The specific embodiment

The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-10:

The wheeled high-rise escape apparatus of the eccentric friction of lever; Two ends at cartridge type housing 31 are connected with end cap 4 through screw 41 respectively; Be outward extended with boss 43 on the axial line of two end cap 4 respectively; The axis of boss 43 is provided with lever through hole 46; Inner headed face through hole 46 be provided with left and right sides horn mouth outwardly, inner headed face intersects the neck shape annular protrusion 45 that forms, annular protrusion 45 centers of end cap are horizontally arranged with bearing pin installing hole 47, the axis hole 47 of using bearing pin 49 (axis) or 19a (semiaxis) to pass on the lever 5 on the two end cap 4 respectively can be hinged on lever 5 end that bulb 54 is arranged on the lever 5 on the end cap 4 inwardly with swinging up and down; The inboard lever bulbs 54 of two end cap 4 extend into respectively that the interior wheel 14,24 of connector 1 and connector 22 is interior rotatably to be connected with it; Be fixedly connected with an axis 7 between connector 1 and the connector 22, described connector 1 is: the outside of the interior wheel 14 of cup type is set with foreign steamer 12, and the axis at the bottom of the interior wheel is provided with axis hole 15; In wheel the same side, the ends 16 inside and outside take turns 14, be connected with terminal pad 13 between 12, inside and outside interior wheel 14 end faces of taking

turns

14,12 the other end stretch out foreign steamer 12 end faces; Connector 22 is: the outside of interior wheel 24 of cup type is set with foreign steamer 22, and the axis at the bottom of the interior wheel is provided with axis hole 25, and 26 offside inside and outside takes turns 24, is connected with annular disk 23 between 22 at the bottom of the interior wheel, and interior wheel 24 end faces at the place of being connected stretch out foreign steamer 22 end faces; Inside and outsidely take turns 24, be provided with cavity between 22; The external diameter of connector one, two

foreign steamers

12,22 of 21,2 equates, take turns 14,24 internal diameter in two equates and is on the same axis with axis; Be provided with

frictional disk

11,21 on the external cylindrical surface of two

foreign steamers

12,22; Be wound with rope on the axis 7; One end of rope is fixed on the axis 7, the rope of the other end through housing 31 upsides stretches out slotted eye 34 and stretch out outside the housing 31, and an end of axis 7 is provided with hand rotation mechanism 8, and the downside of housing 31 is provided with the body of rod handle 32 of U type; The lever outer arm in the two end cap outside is provided with the lifting rope suppending hole, is hung with seat board or seat basket through lifting rope respectively on the two lever lifting rope suppending holes.

Above-mentioned lever 5 is: an end of cylinder 52 is fixed with diameter and is provided with cutting plane 55 greater than the bulb 54 of cylinder 52 diameters, the relative two sides correspondence in the face of cylinder of the other end; At interval and be arranged with the more than one through hole 51 through axis in parallel, the cylinder 52 between cutting plane 52 and the bulb 54 is provided with more than one axis hole 53 between two cutting planes 55; Described end cap 4 is: the axis of the round platform that big disk 42 and boss 43 are formed is provided with the centre bore 46 of internal diameter >=cylinder 52 external diameters, is evenly equipped with the screw more than three 48 that radially is provided with on the external cylindrical surface of big disk 42; Cylinder 52 is located in the centre bore 46 of end cap, and the axis hole 53 usefulness bearing pins 49 or the 49a that pass through on hole 47 and the cylinder 52 on the boss 43 are hinged.

Between above-mentioned housing 31 and the two end cap 4 through being threaded or being connected or welding or rivet with bolt 41.

Above-mentioned hand rotation mechanism 8 is that a side of rope 72 in the housing 31 and the axis 7 between the connector 22 are provided with large umbrella gear 81; In housing 31 cylindrical central horizontal small umbrella gear axle 83 is installed; On the small umbrella gear axle 83 in the housing 31 small umbrella gear 82 that is meshed with large umbrella gear 81 is installed; Be connected with manual rotating disk on the small umbrella gear axle 83 outside the housing 31, hand crank 84 is installed on the manual rotating disk.

Wheel and

foreign steamer

14 and 12 in the above-mentioned connector 1 and the interior wheel of connector 22 and

foreign steamer

14 and 12, the terminal pad between 24 and 22 13,23 can be arranged on, between 24 and 22 axial optional position, promptly also can more inner settings even be arranged on the other end.

Above-mentioned interior wheel 14,24,

foreign steamer

12,22 and terminal pad the 13, the 23rd, the split type or integral structure of processing with die cast metal or nonmetal die casting or punch forming or its combination; In wheel 14,24,

foreign steamer

12,22 with and

terminal pad

13,23 when being split-type structural, interior wheel 14,24,

foreign steamer

12,22 and reach

terminal pad

13,23 usefulness riveted joints or welding or die casting and be connected.

The both sides that above-mentioned housing 31 top ropes stretch out hole 34 are provided with guide tracked rope jack; Described guide tracked rope jack is: a guide rail 35 is connected on the two end plates 33 of support of casing 31 upper surfaces; Be set with the slide block 36 that can on guide rail, slide on the guide rail 35, described slide block 36 is: the lining that can on guide rail 35, slide, lining are set with the shell that can on guide rail 35, slide with lining outward; Shell is provided with vertical openings; The middle part of opening is provided with the little overcoat that can limit rope, stretches out opening and the through hole little overcoat between of the outer rope 72 of housing from the slide block shell and passes, and slides near lining in the inboard of rope.

Above-mentioned guide tracked rope jack top is provided with hitch 9; Described hitch is: a suction is taken over a business 91 both sides respectively to being arranged with vertical rod 94; The lower end of vertical rod 94 is provided with the hook that can catch on the guide rail on the lever braking mechanism 8; Be connected with the middle part between two vertical rods 94 to the recessed body of rod 93, inhale 91 both sides in addition and be provided with plural setscrew bar, be used for that suction is taken over a business 91 and be installed in ceiling or other fixture through hole 92.

Above-mentioned seat basket 2 is: three positions, upper, middle and lower by human body chest, waist, stern are disposed with chest measurement strapping 24a, waistline strapping 24b and seat bar 28 or seat board; The both sides of the front and rear of chest measurement strapping 24a, waistline strapping 24b, seat bar 28 or seat board connect with

safety rope belt

26b, 26a respectively; Anterior safety rope belt 26b extends on the chest measurement strapping 24a; And the end is fixedly connected with chain and link or snap close 23 above that; Chest measurement strapping 24a and waistline strapping 24b all realize unblanking or locking through safety padlock 25; The left and right sides of chest measurement strapping 24a, waistline strapping 24b and seat bar 28 or seat board is connected with safety rope belt or safety chains 22 respectively and is suspended on through activity shackle 21 on the suppending hole 51 of lever arm of casing both sides, is horizontally arranged with support bar or connecting band 27 between two safety rope belt 26a at the rear portion of described chest measurement strapping 24a, waistline strapping 24b and a bar 28 or seat board.

The safety rope belt 26a of the front and rear portions of above-mentioned chest measurement strapping 24a, waistline strapping 24b and seat bar 28 or seat board, the braiding rope band that 26b is certain fastness; The concrete structure of described safe padlock 25 is: two relative horizontal frames 251,252 are provided with the slide bar 255 that can slide along two horizontal frames 251,252 in the rectangular frame; Be provided with the above serrated teeth 256,257 of two rows respectively on the relative face of the vertical frame of slide bar 255 and slide bar 255 and rectangular frame one 254, have on the relative vertical frame 253 of the vertical frame 254 of serrated teeth 257 the belt body 24c with chest measurement strapping 24a or waistline strapping 24b be connected.

The use of the utility model: earlier hitch 9 usefulness expansion bolts are fixed on ceiling or the fixture; To stretch out rope 72 on the guide tracked rope jack fastens on the lower concave part of the body of rod 93 of hitch 9; The people is sitting on seat board 57 or the seat basket can handle high-rise escape apparatus decline escape; In the process that descends; The operator pulls the body of rod handle 32 of the U type on the

housing

31, and 5 pairs of connectors of weight controlled amount system lever of pulling, 21,2 and the size of the frictional force of 11,21 pairs of housing 31 inwalls of frictional disk are so that control the decrease speed of high-rise escape apparatus; Also can be simultaneously or control the decrease speed of high-rise escape apparatus separately with the hand crank on the manual rotating disk 84; If need get on to rescue man-hour again, the hand crank 84 on the manual rotating disk of rotation capable of using is so that rise to the height lifesaving once more that needs with high-rise escape apparatus, and descending method is the same.

The foregoing description is merely the preferred embodiment of the utility model, is not the protection domain that limits the utility model according to this, so: the equivalence that all structures according to the utility model, shape, principle are done changes, and all should be covered by within the protection domain of the utility model.

Claims

1. the wheeled high-rise escape apparatus of the eccentric friction of lever; It is characterized in that: the two ends at the cartridge type housing are respectively arranged with end cap; Be outward extended with boss on the axial line of two end cap respectively, the axis of boss is provided with lever through the hole, the inner headed face through the hole be provided with left and right sides horn mouth outwardly, interior garden face intersects the neck shape annular protrusion that forms; The annular protrusion center of end cap is horizontally arranged with the bearing pin installing hole; The axis hole that passes on the lever with bearing pin respectively on the two end cap can be hinged on lever the end that bulb is arranged on the lever on the end cap inwardly with swinging up and down, and the inboard lever bulb of two end cap extend into respectively in the interior wheel of connector one and connector two and rotatably is connected with it, between connector one and the connector two with an axis fixed connection; Described connector one is: the outside of the interior wheel of cup type is set with foreign steamer; The axis at the interior wheel end is provided with axis hole, is connected with terminal pad between inside and outside wheel of the same side at the bottom of the interior wheel, and the interior wheel end face of the inside and outside other end of taking turns stretches out the foreign steamer end face; Connector two is: the outside of the interior wheel of cup type is set with foreign steamer, and the axis at the bottom of the interior wheel is provided with axis hole, is connected with annular disk between inside and outside wheel of the offside at the bottom of the interior wheel, and the interior wheel end face at the place of being connected stretches out the foreign steamer end face; Be provided with cavity between inside and outside the wheel; The external diameter of two foreign steamers of connector one, two equates, the internal diameter of wheel equates and is on the same axis with axis in two; Be provided with frictional disk on the external cylindrical surface of two foreign steamers, be wound with rope on the axis, an end of rope is fixed on the axis, the rope of the other end through the housing upside stretches out slotted eye and stretch out outside the housing; One end of axis is provided with hand rotation mechanism; The downside of housing is provided with the body of rod handle of U type, and the lever outer arm in the two end cap outside is provided with the lifting rope suppending hole, is hung with seat board or seat basket through lifting rope respectively on the two lever lifting rope suppending holes.

2. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1; It is characterized in that: described lever is: a cylindrical end is fixed with diameter and is provided with the cutting plane greater than the bulb of cylinder diameter, the relative two sides correspondence in the face of cylinder of the other end; At interval and be arranged with the more than one through hole through axis in parallel, the cylinder between cutting plane and the bulb is provided with more than one axis hole between two cutting planes; Described end cap is: the axis of the round platform that big disk and boss are formed is provided with the centre bore of internal diameter >=cylinder external diameter, is evenly equipped with the screw more than three that radially is provided with on the external cylindrical surface of big disk; Cylinder is located in the centre bore of end cap, and the axis hole that passes through on hole and the cylinder on the boss is hinged with bearing pin.

3. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1 is characterized in that: between described housing and the two end cap through being threaded or being connected or welding or rivet with bolt.

4. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1; It is characterized in that: described hand rotation mechanism is that a side of rope in the housing and the axis between the connector two are provided with large umbrella gear; In housing cylindrical central horizontal the small umbrella gear axle is installed; On the small umbrella gear axle in the housing small umbrella gear that is meshed with large umbrella gear is installed, is connected with manual rotating disk on the small umbrella gear axle outside the housing, on the manual rotating disk hand crank is installed.

5. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1 is characterized in that: axial optional position between wheel and the foreign steamer in the interior wheel of described connector one and connector two and the terminal pad between the foreign steamer can be arranged on.

6. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1 is characterized in that: wheel, foreign steamer and terminal pad are the split type or integral structures of processing with die cast metal or nonmetal die casting or punch forming or its combination in described; Interior wheel, foreign steamer and and terminal pad when being split-type structural, interior wheel, foreign steamer and reach terminal pad and be connected with riveted joint or welding or die casting.

7. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1; It is characterized in that: the both sides that described housing top rope stretches out the hole are provided with guide tracked rope jack; Described guide tracked rope jack is: a guide rail is connected on the two end plates of support of casing upper surface; Be set with the slide block that can on guide rail, slide on the guide rail, described slide block is: the lining that can on guide rail, slide, lining are set with the shell that can on guide rail, slide with lining outward; Shell is provided with vertical openings; The middle part of opening is provided with the little overcoat that can limit rope, stretches out opening and the through hole little overcoat between of the outer rope of housing from the slide block shell and passes, and slides near lining in the inboard of rope.

8. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 7; It is characterized in that: described guide tracked rope jack top is provided with hitch; Described hitch is: the both sides that a suction is taken over a business are respectively to being arranged with vertical rod; The lower end of vertical rod is provided with the hook that can catch on the guide rail on the lever braking mechanism, is connected with the middle part between two vertical rods to the recessed body of rod, and the both sides in addition that suction is taken over a business are provided with plural setscrew bar and pass through the hole.

9. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 1; It is characterized in that: described seat basket is: three positions, upper, middle and lower by human body chest, waist, stern are disposed with chest measurement strapping, waistline strapping and seat bar or seat board; Chest measurement strapping, waistline strapping and the both sides of the front and rear of seat bar or seat board are connected with safety rope belt respectively; Anterior safety rope belt extends on the chest measurement strapping; And the end is fixedly connected with chain and link or snap close above that; Chest measurement strapping and waistline strapping are all realized unblanking or locking through the safety padlock; The left and right sides of chest measurement strapping, waistline strapping and seat bar or seat board is connected with safety rope belt or safety chains respectively and is suspended on through the activity shackle on the suppending hole of lever arm of casing both sides, is horizontally arranged with support bar or connecting band between two safety rope belts at the rear portion of described chest measurement strapping, waistline strapping and a bar or seat board.

10. the wheeled high-rise escape apparatus of the eccentric friction of lever according to claim 9; It is characterized in that: the safety rope belt of the front and rear portions of described chest measurement strapping, waistline strapping and seat bar or seat board is the braiding rope band of certain fastness; The concrete structure of described safe padlock is: two relative horizontal frames are provided with the slide bar that can slide along two horizontal frames in the rectangular frame; Be provided with the above serrated teeth of two rows on the relative face of a vertical frame of slide bar and slide bar and rectangular frame respectively, have on the relative vertical frame of the vertical frame of serrated teeth the belt body with chest measurement strapping or waistline strapping be connected.