CN208496900U - A kind of multi-functional geological prospecting device - Google Patents

Abstract

The utility model relates to a kind of exploration device, especially a kind of multi-functional geological prospecting device.Including left octagonal tup, main ram head, right illiciumverum tup, length adjustable pen, upper hammer handle, middle hammer handle, end cap, lower hammer handle, front-mounted lamp, compass, graduated scale, rear-mounted lamp, storing pipe, cushion, salt acid tube, the left octagonal tup is connected through a screw thread with main ram head, the right octagonal tup is connected through a screw thread with main ram head, there are two the length adjustable pen is set, it is stuck on hammer handle, the upper end of the upper hammer handle is connected through a screw thread with main ram head, lower end is connected through a screw thread with middle hammer handle, the lower end of the middle hammer handle is crossed with end cap to be threadedly coupled, the lower end of the end cap is connected through a screw thread with lower hammer handle, the lower end of the lower hammer handle is equipped with rear-mounted lamp, the front-mounted lamp is pivotally connect with lower hammer handle.The utility model has the advantages that setting there are three types of tup, two root long degree adjustable pen of peripheral hardware, built-in storing pipe is easily carried dilute hydrochloric acid.

Description

A kind of multi-functional geological prospecting device

Technical field

The utility model relates to a kind of exploration device, especially a kind of multi-functional geological prospecting device.

Background technique

Geological prospecting is to be reconnoitred, detected to geology by various means, method, determines suitable supporting course, root According to the foundation bearing capacity of supporting course, type of foundation is determined, calculate the enquiry-based activity of underlying parameter, be engaged in geological prospecting work Need to use many tools, wherein geologic hammer is the indispensable tool of geologist, it plays an important role in geological prospecting, but The existing most structure of geologic hammer is simple, has a single function, in addition, carry out geological prospecting be frequently necessary to carry graduated scale, compass, The auxiliary tools such as paper pen, individually carrying these tools will increase the burden of scout, therefore we need one kind multi-functionally Matter exploration device.

Utility model content

The utility model aims to solve the problem that the above problem, provides a kind of multi-functional geological prospecting device, it sets, and there are three types of hammers Head, two root long degree adjustable pen of peripheral hardware, the built-in storing pipe for placing the paper and tape measure that lick facilitate scout to measure and remember Data are recorded, are easily carried dilute hydrochloric acid, the technical scheme adopted is as follows:

A kind of multi-functional geological prospecting device, including left octagonal tup, main ram head, right octagonal tup, length adjustable pen, on Hammer handle, middle hammer handle, end cap, lower hammer handle, front-mounted lamp, compass, graduated scale, rear-mounted lamp, storing pipe, cushion, salt acid tube, the left side Octagonal tup is connected through a screw thread with main ram head, and the right octagonal tup is connected through a screw thread with main ram head, the left blacksmith's hammer Head is hollow structure, and the structure size of the left octagonal tup and right octagonal tup is all the same, and the length adjustable pen is equipped with two It is a, it is stuck on hammer handle, upper end and the main ram head of the upper hammer handle are connected through a screw thread, and lower end and middle hammer handle are connected by screw thread It connects, the lower end of the middle hammer handle is crossed with end cap to be threadedly coupled, and the lower end of the end cap is connected through a screw thread with lower hammer handle, under described The lower end of hammer handle is equipped with rear-mounted lamp, and the front-mounted lamp is pivotally connect with lower hammer handle, and the lower hammer handle is hollow knot Structure, it is that front-mounted lamp and rear-mounted lamp are powered that battery is equipped in hollow structure, and the upper surface of the front-mounted lamp sets that there are two rectangle is recessed Slot, lower end surface are equipped with light bulb, and the lower hammer handle is equipped with groove, and the front-mounted lamp is caught in the groove on lower hammer handle, the master Tup is equipped with compass, and the upper hammer handle is equipped with graduated scale, and the upper hammer handle is hollow structure, is equipped in hollow structure Storing pipe, the middle hammer handle are hollow structure, and the salt acid tube is placed in middle hammer handle, and cushion is equipped in the middle hammer handle, described Cushion uses rubber material, and the lower end surface of the cushion is contacted with middle hammer handle, and upper surface is contacted with the bottom of salt acid tube.

Preferably, the main ram head includes pane hammer head, the first threaded joints, the second threaded joints, wedge-shaped tup, hammer Centriciput, tup threaded hole, one end and pane hammer head in the middle part of the tup are connected, and the other end and wedge-shaped tup are connected, the point Tup is equipped with the first threaded joints, and the wedge shape tup is equipped with the second threaded joints, the lower end in the middle part of the tup Face is equipped with tup threaded hole, and the tup threaded hole is not through-hole, and first threaded joints and left blacksmith's hammer head thread connect It connects, second threaded joints are connect with right blacksmith's hammer head thread.

Preferably, the upper hammer handle includes the first external screw thread, snap ring, upper hammer handle main body, the first internal screw thread, the upper hammer handle The upper end of main body is equipped with the first external screw thread, and lower end is equipped with the first internal screw thread, there are four the snap ring is set, is each attached to hammer handle master On the outer wall of body, the length adjustable pen is stuck on two snap rings, and the outer wall of the upper hammer handle main body is equipped with graduated scale, described First external screw thread and being threadedly engaged on tup threaded hole.

Preferably, the middle hammer handle includes middle hammer handle main body, the second external screw thread, spring, baffle, the second internal screw thread, described The upper end of middle hammer handle main body is equipped with the second external screw thread, and lower end is equipped with the second internal screw thread, and the upper end of the spring and baffle are connected, under End is connected with middle hammer handle main body, second external screw thread and the first screw-internal thread fit, upper surface and the storing pipe of the baffle Lower end surface fitting.

Preferably, the storing pipe includes the first plug, the second plug, the first tube body, partition, and first tube body is two The tubular structure being open is held, intermediate position is equipped with partition and the inner space of the first tube body is equally divided into two parts, wherein The paper licked is placed close to the part of the first plug, places tape measure close to the part of the second plug, the first plug plug exists One end of first tube body, in the other end of the first tube body, second plug is bonded the second plug plug with baffle.

Preferably, the salt acid tube includes outer cover, cross silica gel valve, the second tube body, and the cross silica gel valve is mounted on Two tube body upper ends, the outer cover cover on the second tube body.

Preferably, the end cap includes third external screw thread, third internal screw thread, end cover body, and the end cover body is equipped with Third external screw thread and third internal screw thread, the third external screw thread and the second screw-internal thread fit, the lower hammer handle are equipped with outside the 4th Screw thread, the 4th external screw thread and third screw-internal thread fit.

Preferably, the length adjustable pen includes lower section, upper section, and the lower section is connected through a screw thread with upper section, under described Section includes outside screw, inside thread, lower section main body, and the outer wall of the lower section main body is equipped with outside screw and inside thread, The upper section is the closed tubular structure of the other end open at one end, and the open end of the upper section is equipped with internal screw thread, the inside spiral shell Screw-internal thread fit on line and upper section.

The utility model have the advantages that left octagonal tup and right octagonal tup be screwed on main ram head be not only convenient for carrying but also It can prevent pane hammer head and wedge-shaped tup from scratching other articles；The upper section and inside thread of length adjustable pen are stuck in hammer handle after screwing On be convenient for carrying, the length that can increase length adjustable pen is screwed with outside screw, be easy to use；It can place in storing pipe and to lick Paper and tape measure facilitate scout to measure and record data；Equipped with rotatable front-mounted lamp, front-mounted lamp can be close for scout Range blanking；Dilute hydrochloric acid is carried using salt acid tube, may make the intracorporal dilute hydrochloric acid of the second pipe by cross by squeezing the second tube body Silica gel valve outflow, it is very convenient.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.

A kind of Fig. 1: overall structure diagram of multi-functional geological prospecting device of the utility model；

A kind of Fig. 2: the left octagonal hammehead structure schematic diagram of multi-functional geological prospecting device of the utility model；

A kind of Fig. 3: schematic perspective view of multi-functional geological prospecting device of the utility model；

A kind of Fig. 4: side structure schematic view of multi-functional geological prospecting device of the utility model；

A kind of Fig. 5: main ram header structure schematic diagram of multi-functional geological prospecting device of the utility model；

A kind of Fig. 6: upper hammer handle structural schematic diagram of multi-functional geological prospecting device of the utility model；

Fig. 7: the upper hammer handle and middle hammer handle structural schematic diagram of a kind of multi-functional geological prospecting device of the utility model；

A kind of Fig. 8: storing pipe cross-sectional view of multi-functional geological prospecting device of the utility model；

A kind of Fig. 9: middle hammer handle schematic diagram of internal structure of multi-functional geological prospecting device of the utility model；

Figure 10: first structure diagram at a kind of lower hammer handle of multi-functional geological prospecting device of the utility model；

Figure 11: the second structural schematic diagram at a kind of lower hammer handle of multi-functional geological prospecting device of the utility model；

A kind of Figure 12: configuration schematic diagram of the salt acid tube of multi-functional geological prospecting device of the utility model；

A kind of Figure 13: end cover structure schematic diagram of multi-functional geological prospecting device of the utility model；

A kind of Figure 14: structural schematic diagram of the length adjustable pen of multi-functional geological prospecting device of the utility model；

A kind of Figure 15: the length adjustable pen lower section structural schematic diagram of multi-functional geological prospecting device of the utility model；

Figure 16: the structural schematic diagram after a kind of length adjustable pen of multi-functional geological prospecting device of the utility model is elongated.

Symbol description:

1, left octagonal tup, 2, main ram head, 3, right octagonal tup, 4, length adjustable pen, 5, upper hammer handle, 6, middle hammer handle, 7, End cap, 8, lower hammer handle, 9, front-mounted lamp, 10, compass, 11, graduated scale, 12, rear-mounted lamp, 13, storing pipe, 14, cushion, 15, salt Acid tube, 201, pane hammer head, the 202, first threaded joints, the 203, second threaded joints, 204, wedge-shaped tup, 205, in tup Portion, 206, tup threaded hole, 401, lower section, 402, upper section, 4011, outside screw, 4012, inside thread, 4013, lower section master Body, the 501, first external screw thread, 502, snap ring, 503, upper hammer handle main body, the 504, first internal screw thread, 601, middle hammer handle main body, 602, Second external screw thread, 603, spring, 604, baffle, the 605, second internal screw thread, 701, third external screw thread, 702, third internal screw thread, 703, end cover body, the 801, the 4th external screw thread, the 1301, first plug, the 1302, second plug, the 1303, first tube body, 1304, every Plate, 1501, outer cover, 1502, cross silica gel valve, the 1503, second tube body.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The specification and claims of the utility model and term " first " in above-mentioned attached drawing, " second ", etc. be to use In distinguishing similar object, without being used to describe a particular order or precedence order.It should be understood that the data used in this way exist Can be interchanged in appropriate situation, so as to the embodiments of the present invention described herein for example can in addition to illustrating herein or Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product Or other step or units that equipment is intrinsic.

The utility model is described in further detail with example with reference to the accompanying drawing:

As shown in Fig. 1~11, a kind of multi-functional geological prospecting device of the utility model, including left octagonal tup 1, main ram head 2, right octagonal tup 3, length adjustable pen 4, upper hammer handle 5, middle hammer handle 6, end cap 7, lower hammer handle 8, front-mounted lamp 9, compass 10, scale Ruler 11, rear-mounted lamp 12, storing pipe 13, cushion 14, salt acid tube 15, the left octagonal tup 1 are connected through a screw thread with main ram head 2, The right octagonal tup 3 is connected through a screw thread with main ram head 2, and the left octagonal tup 1 is hollow structure, the left octagonal tup 1 and right octagonal tup 3 structure size it is all the same, the length adjustable pen 4 is stuck on hammer handle 5 there are two setting, it is described on The upper end of hammer handle 5 is connected through a screw thread with main ram head 2, and lower end is connected through a screw thread with middle hammer handle 6, the lower end of the middle hammer handle 6 It crosses and is threadedly coupled with end cap 7, the lower end of the end cap 7 is connected through a screw thread with lower hammer handle 8, and the lower end of the lower hammer handle 8 is equipped with Rear-mounted lamp 12, the front-mounted lamp 9 are pivotally connect with lower hammer handle 8, and the lower hammer handle 8 is hollow structure, hollow It is that front-mounted lamp 9 and rear-mounted lamp 12 are powered that battery is equipped in structure, and the upper surface of the front-mounted lamp 9 is set there are two rectangular recess, under End face is equipped with light bulb, and finger protrudes into the rectangular recess on front-mounted lamp 9 convenient for pulling front-mounted lamp 9, and the lower hammer handle 8 is equipped with recessed Slot, the front-mounted lamp 9 are caught in the groove on lower hammer handle 8, and the main ram head 2 is equipped with compass 10, are set on the upper hammer handle 5 There is graduated scale 11, the upper hammer handle 5 is hollow structure, and storing pipe 13 is equipped in hollow structure, and the middle hammer handle 6 is hollow knot Structure, the salt acid tube 15 are placed in middle hammer handle 6, are equipped with cushion 14 in the middle hammer handle 6, and the cushion 14 uses rubber material, The lower end surface of the cushion 14 is contacted with middle hammer handle 6, and upper surface is contacted with the bottom of salt acid tube 15.

As shown in figure 5, the main ram head 2 includes pane hammer head 201, the first threaded joints 202, the second threaded joints 203, wedge-shaped tup 204, tup middle part 205, tup threaded hole 206, the one end at the tup middle part 205 and pane hammer head 201 are solid Even, the other end and wedge-shaped tup 204 are connected, and the pane hammer head 201 is equipped with the first threaded joints 202, the wedge shape tup 204 are equipped with the second threaded joints 203, and the lower end surface at the tup middle part 205 is equipped with tup threaded hole 206, the tup Threaded hole 206 is not through-hole, and first threaded joints 202 are threadedly coupled with left octagonal tup 1, and described second is threadedly coupled Portion 203 is threadedly coupled with right octagonal tup 3.

As shown in fig. 6, the upper hammer handle 5 includes spiral shell in the first external screw thread 501, snap ring 502, upper hammer handle main body 503, first Line 504, the upper end of the upper hammer handle main body 503 are equipped with the first external screw thread 501, and lower end is equipped with the first internal screw thread 504, the snap ring 502 set there are four, be each attached on the outer wall of hammer handle main body 503, the length adjustable pen 4 is stuck on two snap rings 502, institute The outer wall for stating hammer handle main body 503 is equipped with graduated scale 11, first external screw thread 501 and the screw thread on tup threaded hole 206 Cooperation.

As shown in Fig. 7, Fig. 9, the middle hammer handle 6 includes middle hammer handle main body 601, the second external screw thread 602, spring 603, baffle 604, the second internal screw thread 605, the upper end of the middle hammer handle main body 601 are equipped with the second external screw thread 602, and lower end is equipped with the second internal screw thread 605, the upper end of the spring 603 and baffle 604 are connected, and lower end and middle hammer handle main body 601 are connected, second external screw thread 602 Cooperate with the first internal screw thread 504, the upper surface of the baffle 604 is bonded with the lower end surface of storing pipe 13, to reduce storing pipe 13 Vibration in upper hammer handle 5, packed rock sample can also be placed in storing pipe 13 lower end surface and baffle 604 upper surface it Between, rock sample is fixed between storing pipe 13 and baffle 604 by the elastic force of spring 603.

As shown in figure 8, the storing pipe 13 includes the first plug 1301, the second plug 1302, the first tube body 1303, partition 1304, first tube body 1303 is the tubular structure that both ends are open, and intermediate position is equipped with partition 1304 for the first tube body 1303 inner space is equally divided into two parts, wherein the paper licked is placed close to the part of the first plug 1301, for surveying Personnel record's data are visited, place tape measure close to the part of the second plug 1302, the plug of the first plug 1301 is in the first tube body 1303 one end, second plug 1302 fill in the other end in the first tube body 1303, second plug 1302 and baffle 604 Fitting.

As shown in figure 12, the salt acid tube 15 includes outer cover 1501, cross silica gel valve 1502, the second tube body 1503, described Second tube body 1503 is the hard intermediate soft pipe in both ends, and the cross silica gel valve 1502 is mounted on 1503 upper end of the second tube body, described Outer cover 1501 covers on the second tube body 1503.

As shown in Figure 10, Figure 13, the end cap 7 includes third external screw thread 701, third internal screw thread 702, end cover body 703, The end cover body 703 is equipped with third external screw thread 701 and third internal screw thread 702, spiral shell in the third external screw thread 701 and second Line 605 cooperates, and the lower hammer handle 8 is equipped with the 4th external screw thread 801, and the 4th external screw thread 801 is matched with third internal screw thread 702 It closes.

As shown in Figure 14~16, the length adjustable pen 4 includes lower section 401, upper section 402, the lower section 401 and upper section 402 are connected through a screw thread, and the lower section 401 includes outside screw 4011, inside thread 4012, lower section main body 4013, under described The outer wall of section main body 4013 is equipped with outside screw 4011 and inside thread 4012, and the upper section 402 is the other end open at one end Closed tubular structure, the open end of the upper section 402 are equipped with internal screw thread, the inside thread 4012 with it is interior on upper section 402 It is threadedly engaged, after length adjustable pen 4 is removed from upper hammer handle 5, first screws off upper section 402 from lower section 401, then allow outer Screw-internal thread fit on side screw thread 4011 and upper section 402, so that the length of length adjustable pen 4, is easy to use.

When the utility model is used, left octagonal tup 1 and right octagonal tup 3 are screwed in not only had been convenient for carrying but also can on main ram head 2 Prevent pane hammer head 201 and wedge-shaped tup 204 from scratching other articles, upper section 402 and inside thread 4012 are stuck in hammer handle 5 after screwing On be convenient for carrying, the length that can increase length adjustable pen 4 is screwed with outside screw 4011, be easy to use, can be put in storing pipe 13 The paper and tape measure licked is set, scout is facilitated to measure and record data；Using the present apparatus tap rock stratum before, first will under Hammer handle 8 is backed out from end cap 7, prevents front-mounted lamp 9 and rear-mounted lamp 12 impaired because vibrating, the rectangle that finger protrudes on front-mounted lamp 9 is recessed Slot is convenient for driving front-mounted lamp 9 to rotate, and the rotation of front-mounted lamp 9 is easy to carry when being caught in the groove on lower hammer handle 8, and front-mounted lamp 9 rotates It can closely be illuminated for scout after the groove being detached from lower hammer handle 8；When need to rock stratum drip dilute hydrochloric acid when, by end cap 7 from It backs out and will be pulled out in salt acid tube 15 therefrom hammer handle 6 on middle hammer handle 6, after removing outer cover 1501, by squeezing the second tube body 1503 Middle position may make the dilute hydrochloric acid in the second tube body 1503 to be flowed out by cross silica gel valve 1502.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (3)

1. a kind of multi-functional geological prospecting device, it is characterised in that: including left octagonal tup, main ram head, right octagonal tup, length Adjustable pen, upper hammer handle, middle hammer handle, end cap, lower hammer handle, front-mounted lamp, compass, graduated scale, rear-mounted lamp, storing pipe, cushion, hydrochloric acid Pipe, the left octagonal tup are connected through a screw thread with main ram head, and the right octagonal tup is connected through a screw thread with main ram head, described Left illiciumverum tup is hollow structure, and the structure size of the left octagonal tup and right octagonal tup is all the same, and the length is adjustable Pen is stuck on hammer handle there are two setting, and upper end and the main ram head of the upper hammer handle are connected through a screw thread, and lower end and middle hammer handle are logical Threaded connection is crossed, the lower end of the middle hammer handle is crossed with end cap to be threadedly coupled, and the lower end of the end cap and lower hammer handle are connected by screw thread It connects, the lower end of the lower hammer handle is equipped with rear-mounted lamp, and the front-mounted lamp is pivotally connect with lower hammer handle, the lower hammer handle For hollow structure, the interior battery that is equipped with of hollow structure is that front-mounted lamp and rear-mounted lamp are powered, and the upper surface of the front-mounted lamp is equipped with two A rectangular recess, lower end surface are equipped with light bulb, and the lower hammer handle is equipped with groove, and the front-mounted lamp is caught in the groove on lower hammer handle Interior, the main ram head is equipped with compass, and the upper hammer handle is equipped with graduated scale, and the upper hammer handle is hollow structure, hollow Storing pipe is equipped in structure, the middle hammer handle is hollow structure, and the salt acid tube is placed in middle hammer handle, is equipped in the middle hammer handle Cushion, the lower end surface of the cushion are contacted with middle hammer handle, and upper surface is contacted with the bottom of salt acid tube, and the main ram head includes pane hammer Head, the first threaded joints, the second threaded joints, wedge-shaped tup, in the middle part of tup, tup threaded hole, in the middle part of the tup One end and pane hammer head are connected, and the other end and wedge-shaped tup are connected, and the pane hammer head is equipped with the first threaded joints, the wedge shape Tup is equipped with the second threaded joints, and the lower end surface in the middle part of the tup is equipped with tup threaded hole, and the tup threaded hole is not It is through-hole, first threaded joints are connect with left blacksmith's hammer head thread, second threaded joints and right octagonal tup It is threadedly coupled, the upper hammer handle includes the first external screw thread, snap ring, upper hammer handle main body, the first internal screw thread, the upper hammer handle main body Upper end is equipped with the first external screw thread, and lower end is equipped with the first internal screw thread, there are four the snap ring is set, is each attached to the outer of hammer handle main body On wall, the length adjustable pen is stuck on two snap rings, and the outer wall of the upper hammer handle main body is equipped with graduated scale, outside described first Screw thread and being threadedly engaged on tup threaded hole, the middle hammer handle include middle hammer handle main body, the second external screw thread, spring, baffle, Two internal screw threads, the upper end of the middle hammer handle main body are equipped with the second external screw thread, and lower end is equipped with the second internal screw thread, the upper end of the spring It is connected with baffle, lower end and middle hammer handle main body are connected, second external screw thread and the first screw-internal thread fit, the upper end of the baffle Face is bonded with the lower end surface of storing pipe, the storing pipe include the first plug, the second plug, the first tube body, partition, described first Tube body is the tubular structure that both ends are open, and intermediate position is equipped with partition and the inner space of the first tube body is equally divided into two Point, wherein placing the paper licked close to the part of the first plug, tape measure, first plug are placed close to the part of the second plug Son plug is in one end of the first tube body, and in the other end of the first tube body, second plug is bonded the second plug plug with baffle, The salt acid tube includes outer cover, cross silica gel valve, the second tube body, and the cross silica gel valve is mounted on the second tube body upper end, described Outer cover covers on the second tube body, and the length adjustable pen includes lower section, upper section, and the lower section is connected through a screw thread with upper section, institute Stating lower section includes outside screw, inside thread, lower section main body, and the outer wall of the lower section main body is equipped with outside screw and inside spiral shell Line, the upper section are the closed tubular structure of the other end open at one end, and the open end of the upper section is equipped with internal screw thread, the inside Screw-internal thread fit on screw thread and upper section.

2. a kind of multi-functional geological prospecting device according to claim 1, it is characterised in that: the end cap includes outside third Screw thread, third internal screw thread, end cover body, the end cover body is equipped with third external screw thread and third internal screw thread, outside the third Screw thread and the second screw-internal thread fit, the lower hammer handle are equipped with the 4th external screw thread, and the 4th external screw thread is matched with third internal screw thread It closes.

3. a kind of multi-functional geological prospecting device according to claim 1, it is characterised in that: the cushion uses rubber material Matter.