CN206284521U - Crutch - Google Patents

Abstract

The utility model provides a kind of crutch, including at least two crutch sections being sequentially connected, and between the crutch section be it is removable be fixedly connected, can relatively be moved along the axial elasticity of the crutch section between at least two adjacent crutch sections.It is removable between at least two adjacent crutch sections that the crutch that the utility model is provided includes to be fixedly connected, crutch is when not in use, only need to carry shorter crutch section, carrying crutch is reached more to facilitate, crutch is when in use, it is fixedly connected the crutch section, safety and firmness, and can relatively be slided along the axial elasticity of the crutch section between crutch section, realize crutch in use, can be with resilient movement between two adjacent crutch sections, when people need to use crutch repeatedly to detect road conditions when solving tourism out of doors, the problem of the impact of the power that ground is caused by crutch to the arm of traveller.

Description

Crutch

Technical field

The utility model belongs to auxiliary walking field of tool, in particular it relates to a kind of crutch.

Background technology

As the height of city life is modernized, people are forced away from the Nature, and people live in industry and domestic pollution In serious environment, thus movable such as tourism, exploration concerning foreign affairs etc. of back to nature class are welcomed by the people.Crutch can not only The disadvantaged group thought for inconvenient walking of narrow sense, and got close in people and be also often employed when nature is traveled.

Existing outdoor crutch on foot is mainly only son and heir's crutch and three section telescopic crutch.Only son and heir's crutch is spent due to its length Long, carrying of going out is inconvenient, therefore is rarely used；Although the flexible crutch of three sections is shortened to a certain extent when carrying turning The length of cane, but junction is built on the sand, and moderate finite deformation may can occur when playing a supportive role, and is likely to result in danger；It is most heavy Want, when travelling out of doors, due to needing to use crutch repeatedly to be detected road conditions, traveller is detecting rugged road conditions When, possible arm is damaged in the impact being subjected to significant forces using the process of crutch to body.

Utility model content

The purpose of this utility model is to provide a kind of crutch, to solve to be carried excessively not when existing crutch is traveled out of doors Convenient and tourist's need repeatedly detects the road conditions in rugged section, and very big impact is caused to arm during using crutch Problem.

The crutch that the utility model is provided includes at least two crutch sections that are sequentially connected, and for can between the crutch section Tear open and be fixedly connected.

Further, it is threaded connection between the crutch section.

Further, the junction of the crutch section is provided with rubber ring, and the rubber ring is used to prevent the crutch section Junction loosens.

Further, the crutch also includes handle, and the handle is enclosed with skid resistant course.

Further, screwed hole is provided with the handle, the screwed hole is used to connect camera support.

The crutch that the utility model is provided includes at least two crutch sections that are sequentially connected, and at least two adjacent described turn Can relatively be slided along the axial elasticity of the crutch section between cane section.

Further, can be flexibly with respect to buffer cell is provided between the arbitrary neighborhood crutch section for sliding described slow The first end and the second end for rushing unit are connected with the crutch section positioned at its both sides respectively, and the buffer cell is when by external force Generation elastic deformation.

Further, the buffer cell is spring or hydraulic stem.

Further, the crutch also includes replacement unit, and the replacement unit is connected with crutch section end thread.

Further, the crutch also includes heating unit, and the heating unit includes heating element heater and parcel, institute The outer surface that heating element heater is wrapped in the crutch is stated, the parcel wraps up the heating element heater.

The crutch that the utility model is provided, the crutch includes at least two crutch sections being sequentially connected, and the crutch Be between section it is removable be fixedly connected, crutch is when not in use, it is only necessary to carry shorter crutch section, reaches carrying crutch more square Just, crutch when in use, is fixedly connected the crutch section, and safety and firmness can between at least two adjacent crutch sections Along the crutch section axial elasticity relative slide.Traveller needs repeatedly to detect road conditions using crutch in the process explored When, to explore in the wild, road conditions are rugged, and when traveller uses crutch, the arm that ground can be given people by crutch causes strong power Impact, can be slided to flexibly relative along the crutch nodal axisn between the adjacent crutch section, turn adjacent two Relative resilient movement is produced between cane, is conducive to mitigating the impact of power, using effect is more preferable.

Brief description of the drawings

In order to illustrate more clearly of the utility model specific embodiment or technical scheme of the prior art, below will be right The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some implementation methods of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the schematic diagram of the crutch that the utility model embodiment 1 is provided；

Fig. 2 is the schematic diagram of the crutch that the utility model embodiment 2 is provided；

Fig. 3 is the schematic diagram of the handle of the crutch that the utility model embodiment 2 is provided；

Fig. 4 is the schematic diagram of the replacement unit of the crutch that the utility model embodiment 2 is provided；

Fig. 5 is the schematic diagram of the buffer cell of the crutch that the utility model embodiment 2 is provided.

Icon：1- crutch；10- handles；20- crutch sections；30- buffer cells；40- replacement units；100- luminescent devices； 101- compasses；102- screwed holes.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " are, based on orientation shown in the drawings or position relationship, to be only Described with simplified for the ease of description the utility model, must had rather than the device or element for indicating or implying meaning specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.

, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Can be two connections of element internal.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

The utility model provides a kind of crutch, and two embodiments are given below to be carried out to the crutch that the utility model is provided Describe in detail.

Embodiment 1

Fig. 1 is the schematic diagram of the crutch that the utility model embodiment 1 is provided, as shown in figure 1, in the present embodiment, this reality With the crutch 1 of new offer, the crutch 1 includes at least two crutch sections 20 being sequentially connected, and between the crutch section 20 It is fixedly connected for removable.When travelling out of doors, due to needing carrying crutch to give people Auxiliary support, if with whole crutch 1, turning The length of cane 1 is long, and carrying can be very inconvenient, then when crutch 1 is made up of multiple crutch sections 20, you can when not in use, Crutch section 20 is only carried, length is smaller, carry and more facilitate, when using crutch 1, it is only necessary to connected fixed between crutch section 20 Connect, consolidate safety.

Further, it is threaded connection between the crutch section 20.Mode is fixedly connected for screw thread between crutch section 20 Connection, thread connecting mode is relatively simple, does not allow to be also easy to produce loosening between crutch section 20, and threaded connection fixed effect is more preferable.

Further, the junction of the crutch section 20 is provided with rubber ring, due to passing through screw thread between crutch section 20 Connection, if by rocking for a long time, loosening is might have between the screw thread section 20, then sets in the junction of crutch section 20 Rubber ring is equipped with for preventing the crutch section junction from loosening.

Further, the crutch section 20 can be hollow stem.The crutch 1 can mitigate the crutch 1 for hollow stem Overall weight, and the hollow part of the crutch section 20 can place some articles and make full use of space, reduce trip out of doors The volume for needing the article of band to occupy during row is excessive, it is to avoid for travelling process makes troubles.

The crutch 1 also includes handle 10, and the handle 10 is enclosed with skid resistant course.Using turning when traveller travels out of doors Cane 1 carries out detection road conditions, and plays a part of Auxiliary support, and the crutch section 20 includes handle 10, and the handle 10 is according to people Hand-type design, contribute to people to hold crutch 1, and skid resistant course is provided with handle 10, during travelling, due to tourism Person holds crutch 1 for a long time, and hand might have hand perspiration, hold uncomfortable when handle 10, or even has generation slip, causes Traveller holds incessantly crutch 1, therefore handle 10 is enclosed with skid resistant course, can play anti-skidding effect, and when traveller holds crutch 1 with a firm grip Can be more comfortable.The material of the skid resistant course can be elastomeric material, and the skid resistant course of elastomeric material is more soft, long service life, And corrosion-resistant, good antiskid effect.

Screwed hole 102 is provided with the handle 10, the screwed hole 102 is used to connect camera support.Usually, camera Support camera is fixed on camera pole.In order to keep fine natural views here when tourism out of doors, many people take the photograph Shadow fan is to carry out substantial amounts of shooting, therefore lifts camera for a long time, and excessive burden may be just caused to traveller, Then a camera pole is needed, and crutch 1 at this moment just can be used as the pole of camera, it is only necessary at the handle 10 of crutch 1 Screwed hole 102 is provided with, when needing to be shot, it is only necessary in screwed hole 102 described in the support precession of fixed camera, i.e., Can be shot, and when shoot when, it is necessary to adjust the support height, it is necessary to regulation height very little when, it is only necessary to adjust The support of fixed camera is saved, when the height for needing to adjust is big, can increase or reduce the radical of crutch section 20 .

Embodiment 2

Fig. 2 is the schematic diagram of the crutch that the utility model embodiment 2 is provided, and Fig. 3 is what the utility model embodiment 2 was provided The schematic diagram of the handle of crutch, Fig. 4 is the schematic diagram of the replacement unit of the crutch that the utility model embodiment 2 is provided, and Fig. 5 is this The schematic diagram of the buffer cell of the crutch that utility model embodiment 2 is provided, as shown in Figure 2-5, in the present embodiment, this practicality is new The crutch 1 that type is provided, the crutch 1 includes at least two crutch sections 20 being sequentially connected, at least two adjacent crutch Can relatively be slided along the axial elasticity of the crutch section 20 between section 20.Traveller needs repeatedly to utilize in the process explored During the detection road conditions of crutch 1, explore in the wild, road conditions are rugged, when traveller uses crutch 1, the hand that ground can be given people by crutch 1 Arm causes the impact of strong power, can be along the axial elasticity of crutch section 20 between at least two adjacent crutch sections 20 Ground is relative to be slided, and makes to produce relative resilient movement between two adjacent crutch 1, is conducive to mitigating the impact of power, uses effect Fruit is more preferably.

Preferably, buffer cell 30 flexibly can be provided with respect between the arbitrary neighborhood crutch section 20 for sliding, it is described The first end of buffer cell 30 and the second end are connected with the crutch section 20 positioned at its both sides respectively, and the buffer cell 30 is being received There is elastic deformation during to external force.Traveller visits in the wild when the process explored needs repeatedly to detect road conditions using crutch 1 Danger, road conditions are rugged, and when traveller uses crutch 1, the arm that ground can be given people by crutch 1 causes the impact of strong power, if The buffer cell 30 put can during use elastic deformation, make to produce relative elasticity between two adjacent crutch 1 Slide, be conducive to mitigating the impact of power, using effect is more preferable.

The buffer cell 30 is spring or hydraulic stem.Traveller using crutch 1 detect road conditions when, the spring or Hydraulic cylinder can play the impact of power of the buffering ground to human arm, and recover original state after power disappearance.

The spring can be rubber spring.Rubber spring is a kind of high polymer elastic part, with resilience is good, mechanicalness The advantage of energy stabilization and long service life.The shape of rubber spring it is unrestricted and it is damping sound insulation work well, cost compared with It is low.

The spring can be complex spring, and complex spring is by metal coil spring and the rubber combined elasticity being integrated Part, integrates the advantage of metal spring and rubber spring, shape and stable mechanical performance, can bear larger load and larger Deflection, the effect with shock insulation noise reduction higher.

The first end of the buffer cell 30 and the second end are threadedly coupled with the crutch section 20 positioned at its both sides respectively, realize The various pieces of crutch 1 are detachable, are easy to carry, and connect more firm between multiple crutch sections 20 and the buffer cell 30 Gu.

Preferably, the crutch 1 also includes replacement unit 40, and the replacement unit 40 connects with the end thread of crutch section 20 Connect.The replacement unit 40 can be base or knife or scoop.Outdoor camping may be needed during due to travelling out of doors, is repaired Campsite is, it is necessary to the instrument such as scoop.If another can increase excessive burden with instruments such as scoops to traveller, as long as at this moment crutch 1 replacement unit 40 changes scoop into, it is possible to the finishing work in campsite is carried out with scoop；Out of doors, it is also a kind of to dig up edible wild herbs There is very much the activity of enjoyment, many people are delithted with, it is necessary to the instrument such as knife, if changing the replacement unit 40 of crutch 1 into knife, so that it may Easily to be dug up edible wild herbs, need that with excessive instrument excessive space may be occupied when can reduce tourism out of doors, and Can solve when different situations are run into, the replacement unit 40 for replacing crutch 1 can be relied on to solve.

The replacement unit 40 can be base, and the material of the base is rubber.When being played out of doors, turn Cane 1 as Auxiliary support, it is necessary to when crutch 1 is contacted with ground firm contact can be produced with ground, then in crutch 1 The material of the base that bottom is set is rubber, and the contact friction increase of the bottom with ground of the crutch 1 increases the steady of crutch 1 It is qualitative.The material of the base is rubber, can be remained to not because many after crutch is contacted for more than 1 times with severe external environment Secondary friction produces damage, and when the external world is run into corrosive material, it is ensured that it is not corroded.

Or, the replacement unit 40 includes first end and the second end, is respectively arranged with the first end and the second end Knife or scoop, and the size of the knife or scoop is smaller than the diameter of the crutch section 20, between the first end and the second end Screw thread is provided with, the replacement unit 40 is connected with the end thread of multiple crutch sections 20, so that first end or the second end Expose the crutch section 20.Various problems are likely encountered due to travelling out of doors, these problems are solved and is accomplished by a lot Instrument, if the instrument that every sample outdoor travel needs all is carried excessive burden, influence travelling matter will be increased to traveller Amount, is then provided with replacement unit 40 in the end of crutch 1, and the replacement unit 40 connects with the end thread of the crutch section 20 Connect, when solving the problems, such as different, only the first end of the replacement unit 40 of needs or the second end need to be exposed the crutch section 20, One end of unwanted replacement unit 40 is screwed in the crutch section 20 of the groove, it is simple to operate.

The crutch 1 also includes handle 10, and the handle 10 is enclosed with skid resistant course.Using turning when traveller travels out of doors Cane 1 carries out detection road conditions, and plays a part of Auxiliary support, and the crutch section 20 includes handle 10, and the handle 10 is according to people Hand-type design, contribute to people to hold crutch 1, and skid resistant course is provided with handle 10, during travelling, due to tourism Person holds crutch 1 for a long time, and hand might have hand perspiration, hold uncomfortable when handle 10, or even has generation slip, causes Traveller holds incessantly crutch 1, therefore handle 10 is enclosed with skid resistant course, can play anti-skidding effect, and when traveller holds crutch 1 with a firm grip Can be more comfortable.The material of the skid resistant course can be elastomeric material, and the skid resistant course of elastomeric material is more soft, long service life, And corrosion-resistant, good antiskid effect.

Screwed hole 102 is provided with the handle 10, the screwed hole 102 is used to connect camera support.Usually, camera Support camera is fixed on camera pole.In order to keep fine natural views here when tourism out of doors, many people take the photograph Shadow fan is to carry out substantial amounts of shooting, therefore lifts camera for a long time, and excessive burden may be just caused to traveller, Then a camera pole is needed, and crutch 1 at this moment just can be used as the pole of camera, it is only necessary at the handle 10 of crutch 1 Screwed hole 102 is provided with, when needing to be shot, it is only necessary in screwed hole 102 described in the support precession of fixed camera, i.e., Can be shot, and when shoot when, it is necessary to adjust the support height, it is necessary to regulation height very little when, it is only necessary to adjust The support of fixed camera is saved, when the height for needing to adjust is big, can increase or reduce the radical of crutch section 20 .

Can set fluted on the handle 10, compass 101 is provided with the groove.Due to travelling out of doors When, often there is situations such as getting lost, therefore compass 101 is provided with the handle 10, traveller can at any time pass through handle The compass 101 set on 10 checks whether oneself goes in the wrong direction.And compass 101 is arranged in the groove of handle 10, no Any obstruction can be caused when handle 10 is held with a firm grip to traveller.

The groove set on the handle 10 can be also used for placing emergency device.Because traveller uses crutch out of doors 1, run into emergency and cause danger, then crutch 1 should all be provided with SOS device, can be in the use using crutch 1 Salvaging is timely carried out when person causes danger.Even if it is very unexpected that danger occurs, emergency device on the handle 10 is set Also user can be allowed easily to touch and send out help signal.But if emergency device, exposed on handrail, It is likely to occur also be touched when user does not cause danger, causes trouble, emergency device is then placed on handle In 10 groove, it is to avoid can also be touched when user does not cause danger, but once caused danger, operator can also stand I.e. using emergency device, outwardly send an SOS.

The front end of the handle 10 can be provided with inner chamber, and luminescent device 100 is provided with the inner chamber.Carried out at night During walking, it may be necessary to which at this moment the luminescent device 100 for illuminating is provided with multiple luminous in the inner chamber that the front end of handle 10 is set Device 100, can reach the effect for illuminating front, luminescent device 100 can will be saved again and occupies bigger space.It is worth mentioning It is that the power supply of the luminescent device 100 can also be that battery is provided.

The luminescent device 100 is light emitting diode (LED).The Light-Emitting Diode can be with normal monochrome light-emitting diodes Pipe.Normal monochrome light emitting diode has that small volume, operating voltage are low, operating current is small, light uniform and stable, corresponding speed Hurry up, the advantages of long lifespan.

The luminescent device 100 can be cold cathode fluorescent tube.Cold cathode fluorescent tube can coordinate overall design needs, energy Suitable gracefulness brightness effect with distinct contrast is reached, control system multiple color, the change of different brightness can be coordinated again；Cold cathode Fluorescent tube is one of most energy-efficient light source in current light source；Its various colors and pure, can be used for any required illumination Occasion, it is more preferable with high brightness, lumen high, energy-efficient, long distance vision effect.

The crutch section 20 also includes heating unit, and the heating unit includes heating element heater and parcel, described to add Thermal element is wrapped in the outer surface of the crutch 1, and the parcel wraps up the heating element heater.When travelling out of doors, especially exist When autumn and winter, because outdoor temperature is relatively low, it is easy to catch a cold, it is therefore desirable to take warming measure.In the handle of crutch 1 Heating unit is provided with 10, heating unit can be wrapped in the outside face of the handle 10 of crutch 1, and in the appearance of heating element heater One layer of parcel is wrapped up in face again, and when heating unit is started, heating element heater starts heating, is wrapped in heating element heater outer layer The parcel outer layer that heating element heater is attached to handle 10 tightly, the handle 10 of crutch 1 is heated, and traveller is felt by handle 10 By temperature, the purpose of heating is reached.Heating element heater can also be arranged on the outer surface of the crutch section 20 of crutch 1, out of doors trip During row, can be encamped in countryside camp overnight in unavoidably, at this moment, crutch section 20 can be as mobile thermal source, the appearance bread of crutch section 20 It is wrapped with heating element heater, starts heating unit, heating unit is shown in and starts heating, is wrapped in the parcel of heating element heater outer layer tightly Heating element heater is attached to the outer layer of crutch section 20, the outside more heats of divergence part, for the people of outdoor travel provides thermal source.

Specifically, heating element heater can be heating wire.Heating wire includes Aludirome series and nickel chromium triangle electrothermal alloy system Row, its temperature in use of Aludirome series is high, and maximum operation (service) temperature is up to 1400 °, and long service life, surface loading are high, anti- Oxidation susceptibility is good, resistivity is high, cheap；Nickel chromium triangle electrothermal alloy series of high temperature intensity is high compared with ferrum-chromium-aluminum, under applied at elevated temperature not Yielding, its structure not malleable, plasticity preferably, is easily repaired, and its radiance is high, nonmagnetic, and corrosion resistance is strong, service life It is long.

Heating element heater can be carbon fiber heating material.Heating element heater is carbon fiber heating material, and carbon fiber is a kind of new The high performance fibre reinforced materials of type.It is that a kind of strength ratio steel is big, density ratio aluminium small, also more corrosion-resistant than stainless steel, ratio Heat resisting steel also high temperature resistant again can be conductive as copper, the new material with electricity, calorifics and mechanical property, carbon fiber heating Material is sheet heating, is generated heat evenly more stable, is heated up rapid, long service life, high conversion efficiency, is heating element heater selection Most have material.

Be can be set on handle 10 has pressure sensor, and pressure sensor is connected with heating unit, by finger contact pressure Sensor so that heating unit controls the lifting of temperature, the size of the dynamics of press pressure sensor determines the regulation model of temperature The size enclosed.When user's sense temperature is too low, finger press pressure sensor realizes the heating unit temperature on handle 10 Rising, reach warming more preferable effect；When user's sense temperature is too low, finger unclamps pressing, and heating unit can be controlled The reduction of temperature, reaches suitable temperature, and temperature controller will control temperature not rising, realize the heating on the handle of handle 10 Cell temperature is in suitable scope.

Heating unit can also include temperature controller.Temperature controller, i.e. temperature controller, can be according to the temperature of external environment , there is physical effect in degree change, so as to produce some special effectses, what generation was switched on or off action one is in switch internal Row automatic control switch, or temperature is passed to by temperature controller by temperature protector, temperature controller sends switch life Order, so that the operation of control device is reaching preferable temperature and energy-saving effect；The setting of temperature controller, it is ensured that handle 10 The constant and insulation of the temperature of heating unit, the hand to user plays a very good protection.

The crutch 1 can also include battery, and the battery can be placed in the hollow crutch section 20, The battery is used to provide electric energy for heating unit.Because heating unit is to need the external world to provide energy can just be operated , it is therefore desirable to battery is provided with the inner chamber of crutch section 20, for heating unit provides energy.And the battery Can be lithium battery, lithium battery this have the advantage that energy comparison is high, and volume is smaller, with height storage energy density, Six to seven times of general lead-acid battery have been reached at present；Lithium battery long service life, service life was up to more than 6 years, discharge and recharge Number of times up to 10,000 times；The most prominent superiority of lithium battery is very low self-discharge rate, and every month is only lost 1 percent Left and right；And environmental protection, no matter produce, use and scrap, all do not contain, do not produce any lead, mercury, cadmium etc. to be harmful to yet Heavy metal element and material, and it is lightweight, it is easy to carry.

Further, the material of the crutch section 20 can be stainless steel.Stainless steel material be not likely to produce burn into spot corrosion or Abrasion, and one of intensity highest material in stainless steel or numerous metal materials；Because stainless steel has good corrosion resistant Corrosion, so the permanent holding integrality of structure member can be made；Stainless steel also assembles mechanical strength with high ductibility, easily In processing, the design needs of designer can be met；The price of aluminium alloy is also practical very economical, is met as crutch section 20 primary demand.

Finally it should be noted that：Various embodiments above is only used to illustrate the technical solution of the utility model, rather than it is limited System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole Technical characteristic carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical scheme of type.

Claims (10)

1. a kind of crutch, it is characterised in that the crutch includes at least two crutch sections being sequentially connected, and the crutch section it Between be removable being fixedly connected.

2. crutch according to claim 1, it is characterised in that be threaded connection between the crutch section.

3. crutch according to claim 1, it is characterised in that the junction of the crutch section is provided with rubber ring, described Rubber ring is used to prevent the crutch section junction from loosening.

4. crutch according to claim 1, it is characterised in that the crutch also includes handle, and the handle is enclosed with anti- Slip layer.

5. crutch according to claim 4, it is characterised in that screwed hole is provided with the handle, the screwed hole is used In connection camera support.

6. a kind of crutch, it is characterised in that the crutch includes at least two crutch sections being sequentially connected, and at least two is adjacent Can relatively be slided along the axial elasticity of the crutch section between the crutch section.

7. crutch according to claim 6, it is characterised in that can flexibly with respect to the arbitrary neighborhood crutch section for sliding it Between be provided with buffer cell, the first end of the buffer cell and the second end are connected with the crutch section positioned at its both sides respectively, and There is elastic deformation when by external force in the buffer cell.

8. crutch according to claim 7, it is characterised in that the buffer cell is spring or hydraulic stem.

9. crutch according to claim 6, it is characterised in that the crutch also includes replacement unit, the replacement unit It is connected with crutch section end thread.

10. crutch according to claim 6, it is characterised in that the crutch also includes heating unit, the heating unit Including heating element heater and parcel, the heating element heater is wrapped in the outer surface of the crutch, and the parcel parcel is described Heating element heater.