CN210785355U

CN210785355U - Medicinal moxibustion bed

Info

Publication number: CN210785355U
Application number: CN201920808209.9U
Authority: CN
Inventors: 吕德来; 王斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-06-19
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a medicine moxibustion bed, including the medicine moxibustion bed body, the equal fixedly connected with supporting leg in four corners of medicine moxibustion bed body bottom, the left side sliding connection of medicine moxibustion bed body rear side has the altitude mixture control cover, the inside movable mounting of altitude mixture control cover has the regulation post. The utility model discloses a horizontal adjustment mechanism fixes the horizontal position of altitude mixture control cover, make the regulation post carry out altitude mixture control and use through the pulling locating pin simultaneously again, last fore-and-aft regulation is adjusted through dragging flexible post, the user opens cushion person of facilitating the use again simultaneously and carries out dual fumigation through revolving moxibustion instrument and the cooperation of the medicine moxibustion bed body, it can not carry out dual fumigation to have solved the user, it can not cooperate the medicine moxibustion bed to the back and openly simultaneous fumigation to revolve moxibustion instrument, thereby the problem of the fumigation effect has been reduced, this medicine moxibustion bed, possess medicine moxibustion bed and the advantage that the moxibustion instrument fuses soon, user's fumigation effect has been improved, the fumigation time has been saved.

Description

Medicinal moxibustion bed

Technical Field

The utility model relates to a medicine moxibustion device technical field specifically is medicine moxibustion bed.

Background

Moxibustion, which refers to the method of applying irritative drugs to the body surface to treat diseases. In ancient book of traditional Chinese medicine, "drug moxibustion" appeared in "theoretical parallel article" and "externally-treated Long-life-age-based labor wound", drug moxibustion is considered to be more advocated than acupuncture and moxibustion. Moxibustion therapy is not the only modern therapy. It is based on the theory of traditional Chinese medicine channels and collaterals, collects the herbs with strong penetration power, and exerts three curative effects of medicine, heat treatment and acupoint stimulation on the affected part by using the heat of the palm and the inherent primordial qi of the applicator as driving force.

However, the existing medicinal moxibustion bed and the rotary moxibustion instrument cannot be well integrated for use, a user cannot carry out double steaming therapy, the rotary moxibustion instrument cannot be matched with the medicinal moxibustion bed to carry out steaming therapy on the back and the front simultaneously, so that the steaming therapy effect is reduced, the rotary moxibustion instrument is complex to move each time in use and inconvenient to move in use, and the preparation time before steaming therapy is prolonged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medicinal moxibustion bed possesses medicinal moxibustion bed and revolves the advantage that the moxibustion appearance fuses, has solved the user and can not carry out dual steaming therapy, revolves the moxibustion appearance and can not cooperate medicinal moxibustion bed to the back with openly evaporate simultaneously and treat to the problem of steaming therapy effect has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: medicine moxibustion bed, including the medicine moxibustion bed body, the equal fixedly connected with supporting leg in four corners of medicine moxibustion bed body bottom, the left side sliding connection of medicine moxibustion bed body rear side has the altitude mixture control cover, the inside movable mounting of altitude mixture control cover has the regulation post, the top fixedly connected with pivot of regulation post, the surface cover of pivot is equipped with the axle sleeve, the flexible post of right side fixedly connected with of axle sleeve, the right side fixed connection of flexible post revolves the moxibustion appearance, the horizontal adjustment mechanism of right side fixedly connected with of altitude mixture control cover, the left side at medicine moxibustion bed body top is provided with the headrest, the groove of evaporating has been seted up to the inside of the medicine moxibustion bed body, the inside in groove of evaporating is provided with the cushion of agreeing with it, the surperficial threaded connection of pivot has the position sleeve that is located the axle sleeve top, the rear side of.

Preferably, the front fixedly connected with sliding block of height adjusting sleeve, the sliding block is trapezoidal setting, the rear side of the medicine moxibustion bed body is opened and is equipped with the sliding tray with sliding block sliding connection.

Preferably, horizontal adjustment mechanism is including the location shell, the inside of location shell is provided with the locating lever, the rear end of locating lever runs through the location shell and extends to the first handle of rear side fixedly connected with of location shell, the front side on locating lever surface has cup jointed the fender ring, the surface cover of taking the locating lever is equipped with the spring, the front end of spring and the rear side fixed connection who keeps off the ring, the rear end of spring and the rear side contact of location shell inner wall, the constant head tank with locating lever clamping fit is seted up to the front side of sliding tray inner wall, a plurality of has been seted up to the constant head tank, and a plurality of constant head tank are the equidistance and set up.

Preferably, the inside of adjusting the post is seted up with locating pin chucking complex locating hole, the locating hole is provided with a plurality of, and a plurality of locating hole is the equidistance setting, the front end of locating pin runs through height adjusting sleeve and extends to the inside and the locating hole location fit of locating hole.

Preferably, the bottom fixedly connected with friction pad of position sleeve, the fixed surface of position sleeve is connected with skid proof block, skid proof block is provided with four, and four skid proof block are the equidistance and set up.

Preferably, the rear side of locating pin bottom fixedly connected with magnet piece, magnet piece and height adjusting sleeve magnetic connection, the rear end fixedly connected with second handle of locating pin, the inboard fixedly connected with of supporting leg places the otter board.

Preferably, the inner diameter height h1 of the steaming groove is in the range of: 19cm < h1<29 cm; wide a1 range: 11cm < a1<21 cm; range of length b 1: 55cm < b1<69 cm; the range of the outer diameter height h2 of the steaming groove is as follows: 28cm < h2<38 cm; wide a2 range: 17cm < a2<27 cm; range of length b 2: 66cm < b2<76 cm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a horizontal adjustment mechanism fixes the horizontal position of altitude mixture control cover, make the regulation post carry out altitude mixture control and use through the pulling locating pin simultaneously again, last fore-and-aft regulation is adjusted through dragging flexible post, the user opens cushion person of facilitating the use again simultaneously and carries out dual fumigation through revolving moxibustion instrument and the cooperation of the medicine moxibustion bed body, it can not carry out dual fumigation to have solved the user, it can not cooperate the medicine moxibustion bed to the back and openly simultaneous fumigation to revolve moxibustion instrument, thereby the problem of the fumigation effect has been reduced, this medicine moxibustion bed, possess medicine moxibustion bed and the advantage that the moxibustion instrument fuses soon, user's fumigation effect has been improved, the fumigation time has been saved.

2. The utility model discloses because of the positive fixedly connected with sliding block of height control cover, the sliding block is trapezoidal setting, and the sliding tray with sliding block sliding connection is opened to the rear side of the medicine moxibustion bed body, and this design passes through the setting of sliding block and sliding tray, and convenient to use person makes height control cover horizontal slip stable through the sliding connection of sliding block with the sliding tray, and trapezoidal sliding block can prevent that height control cover from heeling to the slope and dropping simultaneously.

3. The utility model is characterized in that the transverse adjusting mechanism comprises a positioning shell, a positioning rod is arranged in the positioning shell, the rear end of the positioning rod penetrates through the positioning shell and extends to the rear side of the positioning shell and is fixedly connected with a first handle, the front side of the surface of the positioning rod is sleeved with a retaining ring, the surface with the positioning rod is sleeved with a spring, the front end of the spring is fixedly connected with the rear side of the retaining ring, the rear end of the spring is contacted with the rear side of the inner wall of the positioning shell, the front side of the inner wall of the sliding groove is provided with a plurality of positioning grooves which are tightly matched with the positioning rod, and the plurality of positioning grooves are arranged equidistantly, the design drives the positioning rod to move backwards by pulling the first handle backwards by the positioning shell, the positioning rod, the retaining ring drives the retaining ring to move backwards, the front end of the spring is driven by the retaining ring to move backwards, so that the spring is, meanwhile, the positioning rod moves backwards to be separated from the positioning groove, so that the sliding block loses clamping force, a user can slide the sliding block left and right to drive the height adjusting sleeve to move leftwards and rightwards for adjustment, after the left and right position adjustment is completed, the spring elastic force resets to drive the retaining ring to move forwards, the retaining ring drives the positioning rod to move forwards to be tightly matched with the positioning groove in a clamping manner, and the sliding block is fixed and limited.

4. The utility model discloses because of the inside of adjusting the post seted up with locating pin chucking complex locating hole, the locating hole is provided with a plurality of, and a plurality of locating holes are the equidistance and set up, the front end of locating pin runs through altitude mixture control cover and extends to the inside and the locating hole location fit of locating hole, the setting of locating hole is passed through in this design, convenient to use person forms a plurality of altitude mixture control points through a plurality of locating holes, convenient to use person carries out the altitude mixture control as required and uses, the locating pin can be fixed spacingly to the adjusting post with the cooperation of locating hole chucking.

5. The utility model discloses because of the bottom fixedly connected with friction pad of position sleeve, the fixed surface of position sleeve is connected with skid proof block, skid proof block is provided with four, and four skid proof block are the equidistance and set up, and this design passes through friction pad and skid proof block's setting, and convenient to use person improves the frictional force of user's rotatory position sleeve through skid proof block, and the position sleeve rotation reciprocates simultaneously, and the position sleeve lapse drives the top in close contact with of friction pad lapse and axle sleeve and compresses tightly the location.

6. The utility model discloses because of the rear side fixedly connected with magnet piece of locating pin bottom, magnet piece and altitude mixture control cover magnetic connection, the rear end fixedly connected with second handle of locating pin, the otter board is placed to the inboard fixedly connected with of supporting leg, this design passes through the magnet piece, the second handle and the setting of placing the otter board, the person of facilitating the use makes the locating pin contact closely with altitude mixture control cover after cooperating with the locating hole chucking through the magnet piece, prevent that the locating pin rebound from dropping, the person of facilitating the use of second handle stimulates the locating pin backward simultaneously, make locating pin and locating hole separation, the person of facilitating the use adjusts the use height of regulation post, place the otter board person of facilitating the use simultaneously and place the.

7. The moxibustion bed mainly protects the holes of the moxibustion vertebral column and the rectangular holes of the moxibustion vertebral column; the bed surface and the beauty holes are omitted, the beauty holes are oval, and the distance between the beauty holes and the bed head is 10cm +/-5 cm; the distance between the position of the occipital sac and the bed head is 28cm +/-5 cm; the bed can be lifted and rotated; the bed is provided with a buckle cover which is used for covering the human body and has the conditioning function, so that the human body can take off the buckle cover to perform moxibustion at will.

8. The medicinal moxibustion of the moxibustion bed adopts the carbon block carbon strip which is prepared from medicinal and edible Chinese herbal medicines serving as medicinal carbon, and then the carbon block carbon strip is ignited to moxibustion the human body, so that the medicinal carbon which still can preserve the medicinal effect after combustion is selected, the penetrability of moxibustion is high, cells are repaired and activated in bones to expel toxin, the yin and yang are adjusted, the conditioning effect is instant, the manual work is replaced by specific equipment, the medicinal moxibustion is simple and easy to copy, the scale can be formed, and the moxibustion bed is beneficial to the society and the human beings.

Drawings

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

fig. 2 is a schematic top view of the structure of fig. 1 according to the present invention;

fig. 3 is a left side view of the structure of fig. 1 according to the present invention;

fig. 4 is an enlarged view of the position a of the present invention.

In the figure: 1 medicinal moxibustion bed body, 2 supporting legs, 3 height control cover, 4 regulation posts, 5 pivots, 6 shaft sleeves, 7 telescopic posts, 8 moxibustion instruments soon, 9 horizontal adjusting mechanisms, 91 positioning shell, 92 positioning rods, 93 first handles, 94 baffle rings, 95 springs, 96 positioning grooves, 10 headrests, 11 steaming grooves, 12 cushion blocks, 13 positioning sleeves, 14 positioning pins, 15 sliding blocks, 16 sliding grooves, 17 positioning holes, 18 friction pads, 19 anti-skidding lugs, 20 magnet blocks, 21 second handles, 22 placing mesh plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, a medical moxibustion bed comprises a medical moxibustion bed body 1, wherein four corners of the bottom of the medical moxibustion bed body 1 are fixedly connected with supporting legs 2, the left side of the rear side of the medical moxibustion bed body 1 is slidably connected with a height adjusting sleeve 3, a sliding block 15 is fixedly connected with the front side of the height adjusting sleeve 3, the sliding block 15 is in a trapezoidal arrangement, a sliding groove 16 which is slidably connected with the sliding block 15 is arranged at the rear side of the medical moxibustion bed body 1, the design is convenient for a user to slide the height adjusting sleeve 3 stably in the left-right direction through the sliding connection of the sliding block 15 and the sliding groove 16 through the arrangement of the sliding block 15 and the sliding groove 16, meanwhile, the trapezoidal sliding block 15 can prevent the height adjusting sleeve 3 from falling obliquely backwards, an adjusting column 4 is movably arranged in the height adjusting sleeve 3, a plurality of positioning holes 17 which are tightly matched with a positioning pin 14 are, and a plurality of positioning holes 17 are equidistantly arranged, the front end of the positioning pin 14 penetrates through the height adjusting sleeve 3 and extends to the inside of the positioning hole 17 to be matched with the positioning hole 17 in a positioning manner, the design is characterized in that a plurality of height adjusting points are formed through the plurality of positioning holes 17 by a user, the user can conveniently adjust the height as required, meanwhile, the positioning pin 14 is tightly matched with the positioning holes 17 to fix and limit the adjusting column 4, the top of the adjusting column 4 is fixedly connected with a rotating shaft 5, the surface of the rotating shaft 5 is sleeved with a shaft sleeve 6, the right side of the shaft sleeve 6 is fixedly connected with a telescopic column 7, the right side of the telescopic column 7 is fixedly connected with a rotary moxibustion instrument 8, the right side of the height adjusting sleeve 3 is fixedly connected with a transverse adjusting mechanism 9, because the transverse adjusting mechanism 9 comprises a positioning shell 91, the positioning rod 92 is arranged inside the positioning shell 91, and the rear end of the positioning rod 92, the front side of the surface of the positioning rod 92 is sleeved with a baffle ring 94, the surface with the positioning rod 94 is sleeved with a spring 95, the front end of the spring 95 is fixedly connected with the rear side of the baffle ring 94, the rear end of the spring 95 is contacted with the rear side of the inner wall of the positioning shell 91, the front side of the inner wall of the sliding groove 16 is provided with a plurality of positioning grooves 96 which are in clamping fit with the positioning rod 92, the plurality of positioning grooves 96 are arranged at equal intervals, the design is characterized in that through the arrangement of the positioning shell 91, the positioning rod 92, the first handle 93, the baffle ring 94, the spring 95 and the positioning grooves 96, a user can conveniently pull the first handle 93 backwards to drive the positioning rod 92 to move backwards, the positioning rod 92 drives the baffle ring 94 to move backwards, the baffle ring 94 drives the front end of the spring 95 to move backwards, the spring 95 is elastically compressed, meanwhile, the positioning rod 92 moves backwards to be separated from the positioning grooves 96, the sliding block 15 loses the clamping force, after the left and right position adjustment is completed, the elastic force of the spring 95 resets to drive the baffle ring 94 to move forwards, the baffle ring 94 drives the positioning rod 92 to move forwards to be matched with the positioning groove 96 in a clamping way, so that the sliding block 15 is fixed and limited, the headrest 10 is arranged on the left side of the top of the medicine moxibustion bed body 1, the steaming groove 11 is formed in the medicine moxibustion bed body 1, the cushion block 12 matched with the steaming groove 11 is arranged in the steaming groove 11, the surface of the rotating shaft 5 is in threaded connection with the positioning sleeve 13 positioned at the top of the shaft sleeve 6, the friction pad 18 is fixedly connected at the bottom of the positioning sleeve 13, the anti-skid bumps 19 are fixedly connected on the surface of the positioning sleeve 13, the anti-skid bumps 19 are arranged in four numbers, the four anti-skid bumps 19 are arranged at equal intervals, the design is convenient for a user to improve the friction force of the positioning sleeve 13 by the anti, the positioning sleeve 13 moves downwards to drive the friction pad 18 to move downwards to be tightly contacted with the top of the shaft sleeve 6 for pressing and positioning, the positioning pin 14 is arranged at the rear side of the height adjusting sleeve 3, the rear side of the bottom of the positioning pin 14 is fixedly connected with the magnet block 20, the magnet block 20 is in magnetic connection with the height adjusting sleeve 3, the rear end of the positioning pin 14 is fixedly connected with the second handle 21, the inner side of the supporting leg 2 is fixedly connected with the placing screen plate 22, the design is convenient for a user to enable the positioning pin 14 to be tightly contacted with the height adjusting sleeve 3 after being tightly matched with the positioning hole 17 through the magnet block 20 by the arrangement of the magnet block 20, the second handle 21 and the placing screen plate 22, so that the positioning pin 14 is prevented from moving backwards and falling off, meanwhile, the second handle 21 facilitates a user to pull the positioning pin 14 backwards to separate the positioning pin 14 from the positioning hole 17, facilitates the user to adjust the use height of the adjusting column 4, and simultaneously the placing net plate 22 facilitates the user to place articles to be used.

When in use, a steam therapist lies on the surface of the medicinal moxibustion bed body 1, pulls the first handle 93 backwards according to the position of the steam therapist needed to drive the positioning rod 92 to move backwards, the positioning rod 92 drives the baffle ring 94 to move backwards, the baffle ring 94 drives the front end of the spring 95 to move backwards, the spring 95 is compressed elastically, meanwhile, the positioning rod 92 moves backwards to separate from the positioning groove 96, the sliding block 15 loses clamping force, a user can conveniently slide the sliding block 15 left and right to drive the height adjusting sleeve 3 to move left and right for adjustment, after the left and right position adjustment is finished, the spring 95 is reset elastically to drive the baffle ring 94 to move forwards, the baffle ring 94 drives the positioning rod 92 to move forwards to be matched with the positioning groove 96 in a clamping way, the sliding block 15 is fixed and limited, the sliding block 15 enables the height adjusting sleeve 3 to be fixed, the transverse distance of the height adjusting sleeve 3 is determined, pulls the positioning pin 14 backwards, the user of being convenient for adjusts the use height of adjusting post 4, moves locating pin 14 forward again after the altitude determination and makes locating pin 14 and locating hole 17 chucking cooperation carry out height-limiting, and the vertical accurate position accessible is dragged flexible post 7 and is adjusted the use simultaneously, if the person of steaming therapy needs back and front steaming therapy simultaneously can take out cushion 12, places the moxibustion article at the top of placing otter board 22 and carries out steaming therapy simultaneously.

In addition, the moxibustion spine on the moxibustion bed is provided with a hole, and the hole of the rectangular moxibustion spine is provided; secondly, a massage bed is omitted by adding a beauty treatment hole on the bed surface, and the beauty treatment hole is oval; thirdly, the distance between the position of the occipital sac and the bed head is 28cm +/-5 cm; fourthly, the bed can be lifted and rotated; fifthly, a buckle cover which has a conditioning function and is arranged on the bed and covers the human body, the buckle cover has the conditioning function, and the human body can take off the light and perform moxibustion at will.

The medicinal moxibustion of the moxibustion bed adopts the carbon block carbon strip which is prepared from medicinal and edible Chinese herbal medicines serving as medicinal carbon, and then the carbon block carbon strip is ignited to moxibustion the human body, so that the medicinal carbon which still can preserve the medicinal effect after combustion is selected, the penetrability of moxibustion is high, cells are repaired and activated in bones to expel toxin, the yin and yang are adjusted, the conditioning effect is instant, the manual work is replaced by specific equipment, the medicinal moxibustion is simple and easy to copy, the scale can be formed, and the moxibustion bed is beneficial to the society and the human beings.

In summary, the following steps: this medicinal moxibustion bed, fix the transverse position of altitude mixture control cover 3 through horizontal adjustment mechanism 9, make simultaneously through pulling locating pin 14 again and adjust post 4 and carry out altitude mixture control and use, last fore-and-aft regulation is adjusted through dragging flexible post 7, the user opens cushion 12 convenient to use person again simultaneously and carries out dual fumigation through revolving moxibustion appearance 8 and the cooperation of the medicinal moxibustion bed body 1, it can not carry out dual fumigation to have solved the user, revolve moxibustion appearance and can not cooperate the medicinal moxibustion bed to back and positive simultaneous fumigation, thereby the problem of fumigation effect has been reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The medicine moxibustion bed comprises a medicine moxibustion bed body (1) and is characterized in that: the four corners of the bottom of the medicine moxibustion bed body (1) are fixedly connected with supporting legs (2), the left side of the rear side of the medicine moxibustion bed body (1) is connected with a height adjusting sleeve (3) in a sliding mode, an adjusting column (4) is movably mounted inside the height adjusting sleeve (3), a rotating shaft (5) is fixedly connected to the top of the adjusting column (4), a shaft sleeve (6) is sleeved on the surface of the rotating shaft (5), a telescopic column (7) is fixedly connected to the right side of the shaft sleeve (6), a rotary moxibustion instrument (8) is fixedly connected to the right side of the telescopic column (7), a transverse adjusting mechanism (9) is fixedly connected to the right side of the height adjusting sleeve (3), a headrest (10) is arranged on the left side of the top of the medicine moxibustion bed body (1), a steaming groove (11) is formed in the medicine moxibustion bed body (1), and a cushion block (12) matched with the steaming groove (11), the surface of the rotating shaft (5) is in threaded connection with a positioning sleeve (13) located at the top of the shaft sleeve (6), and a positioning pin (14) is arranged on the rear side of the height adjusting sleeve (3).

2. The moxibustion bed of claim 1, wherein: the front fixedly connected with sliding block (15) of altitude mixture control cover (3), sliding block (15) are trapezoidal setting, the rear side of the medicine moxibustion bed body (1) is opened and is equipped with sliding tray (16) with sliding block (15) sliding connection.

3. The moxibustion bed of claim 2, wherein: horizontal adjustment mechanism (9) are including location shell (91), the inside of location shell (91) is provided with locating lever (92), the rear end of locating lever (92) runs through location shell (91) and extends to the first handle of rear side fixedly connected with (93) of location shell (91), retaining ring (94) have been cup jointed to the front side on locating lever (92) surface, the surface cover of locating lever (92) is equipped with spring (95), the front end of spring (95) and the rear side fixed connection of retaining ring (94), the rear end of spring (95) and the rear side contact of location shell (91) inner wall, the front side of sliding tray (16) inner wall is seted up and is equipped with constant head tank (96) with locating lever (92) chucking complex, a plurality of has been seted up to constant head tank (96), and a plurality of constant head tank (96) are the equidistance and set up.

4. The moxibustion bed of claim 1, wherein: the inside of adjusting post (4) is seted up with locating pin (14) chucking complex locating hole (17), locating hole (17) are provided with a plurality of, and a plurality of locating hole (17) are the equidistance and set up, the front end of locating pin (14) runs through height adjustment cover (3) and extends to the inside and locating hole (17) location fit of locating hole (17).

5. The moxibustion bed of claim 1, wherein: the bottom fixedly connected with friction pad (18) of position sleeve (13), the fixed surface of position sleeve (13) is connected with skid proof block (19), skid proof block (19) are provided with four, and four skid proof block (19) are the equidistance and set up.

6. The moxibustion bed of claim 1, wherein: the rear side fixedly connected with magnet piece (20) of locating pin (14) bottom, magnet piece (20) and height adjusting sleeve (3) magnetic connection, the rear end fixedly connected with second handle (21) of locating pin (14), otter board (22) is placed to the inboard fixedly connected with of supporting leg (2).

7. The moxibustion bed of claim 1, wherein: the inner diameter height h1 range of the steaming groove (11): 19cm < h1<29 cm; wide a1 range: 11cm < a1<21 cm; range of length b 1: 55cm < b1<69 cm; the range of the height h2 of the outer diameter of the steaming groove (11) is as follows: 28cm < h2<38 cm; wide a2 range: 17cm < a2<27 cm; range of length b 2: 66cm < b2<76 cm.