CN207970730U - Agitating device and bedding and padding mixing machine - Google Patents

Abstract

A kind of agitating device of the utility model offer and bedding and padding mixing machine, are related to the technical field of mixing plant.Agitating device includes agitator；Staving, rotary shaft, stirring rod and stirring slice are equipped in agitator, rotary shaft is connected in staving, one end connection of stirring rod is on the rotary shaft, the other end connection stirring slice of stirring rod, the quantity of stirring rod is multiple, one end of each stirring rod is all connected on the rotary shaft, and the other end of each stirring rod is connected with stirring slice.The problem of solving in mixing arrangement uses rotary shaft to drive the structure of stirring rod rotation, is mixed to the bedding and padding in staving, and mixed bedding and padding cannot reach best mixed effect.The utility model connects rotary shaft in staving, connects multiple stirring rods, the lateral ends connection stirring slice of multiple stirring rods on the rotary shaft, rotary shaft is when being rotated, stirring rod can be driven to move, to drive stirring slice to mix bedding and padding, mixed-precision is high.

Description

Agitating device and bedding and padding mixing machine

Technical field

The utility model is related to the technical fields of mixing plant, more particularly, to a kind of agitating device and bedding and padding mixing machine.

Background technology

It is more preferable to enable small white mouse to grow when raising small white mouse, it needs to spread pet bedding and padding, corncob in mouse house With preferable frictional property, adsorptivity, nontoxicity, chemical stability, firmly high resilience, durability, biodegradable Property, it is environmentally safe, pet bedding and padding use corncob mixing bedding and padding, can to mouse house in play good cleaning effect, have Conducive to the normal growth of small white mouse.

But existing corncob pet bedding and padding cannot meet the requirement of the natural growing environment of small white mouse, conventional bedding and padding The effect of simple absorption, cleaning can only be provided, and the requirement of the production environment of experimental white mouse is relatively high, according to small white mouse Production environment needs the sennit paper that diameter 5mm or so is added in pet bedding and padding to draw, and paper is drawn in every 100 kilograms of bedding and padding Content be no more than 3%.Due to paper draw it is different from hardness with the shape of bedding and padding, existing agitating device mainly include staving, rotation Shaft and stirring rod, rotary shaft are mounted in staving, and stirring rod connects on the rotary shaft, bedding and padding is put into staving, in machinery During operating, rotary shaft drives stirring rod to be rotated, and maize cob meal and the sennit paper in staving is made to draw carry out phase To flowing, due to change of the states such as mixed material properties and the mode of movement in mixed process, mixed bedding and padding cannot Reach best mixed effect.

Utility model content

The purpose of this utility model is to provide a kind of agitating devices, existing in the prior art to solve, mixing arrangement The interior structure that stirring rod rotation is driven using rotary shaft, mixes the bedding and padding in staving, mixed bedding and padding cannot reach most The technical issues of good mixed effect.

The utility model also provides a kind of bedding and padding mixing machine, to solve in the prior art, to connect on mixing machine above-mentioned Mixing arrangement, the technical issues of bedding and padding cannot be made to reach best mixed effect.

A kind of agitating device provided by the utility model, including agitator；

It is equipped with staving, rotary shaft, stirring rod and stirring slice, the rotary shaft in the agitator and is connected to the staving It is interior,

One end of the stirring rod is connected in the rotary shaft, and the other end connection stirring of the stirring rod is cut Piece,

The quantity of the stirring rod is multiple, and one end of each stirring rod is both connected in the rotary shaft, each to stir The other end of bar is sliced with the stirring and connects.

Further, the stirring is sliced the value range to distance between the bottom of the staving in 0.4cm-0.5cm Between.

Further, the width value range of the stirring slice is between 4cm-5cm.

Further, stirring slice uses multipair positive and negative bidirectional screw blade, and positive and negative blade two-way ring around The range of number of degrees a is between 25 ° -30 °.

Further, the staving is equipped with corncob bedding and padding feed inlet, paper roll feed inlet and inlet scoop, the corncob The distance between bedding and padding feed inlet and the paper roll feed inlet value range are between 90cm-110cm；

The inlet scoop is arranged on the staving.

Further, the side wall of the staving is equipped with discharge port, and the discharge outlet is connected with baffle.

The utility model also provides a kind of bedding and padding mixing machine, including the agitating device and dust-extraction unit；

The dust-extraction unit includes bag-type dust portion and funnel dust removal unit, and the entering-dust mouth in the bag-type dust portion is stirred with described The dust mouth connection of bucket is mixed, the dust mouth in the bag-type dust portion is connect with the funnel dust removal unit.

Further, the bag-type dust portion includes cloth bag frame, the first cloth bag and turbofan wind turbine；

First cloth bag is connected on the cloth bag frame, and the turbofan wind turbine is connect with first cloth bag, and described The entering-dust mouth of one cloth bag is connect with the dust mouth of the agitator, and the dust removal port of first cloth bag connects with the funnel dust removal unit It connects.

Further, the funnel dust removal unit includes deduster, the second cloth bag, funnel and disposal box；

The deduster is connect with the dust mouth of first cloth bag, the deduster be connected to second cloth bag into At dirt mouth, the dust mouth of second cloth bag is connect with the import of the funnel, and the disposal box is connected to going out for the funnel At mouthful.

Further, further include holder；

The holder includes fixed frame, adjustable shelf, universal wheel and directional wheel, and the agitating device is connected to the fixed frame On, the adjustable shelf is connected to the bottom of the fixed frame, and the universal wheel is connected to one end of the fixed frame bottom, described Directional wheel is connected to the other end of the fixed frame bottom；

Master switch, two-direction switch, driving motor and speed reducer are connected on the fixed frame；The master switch with it is described fall Clockwise switch connects, and the two-direction switch is connect with the driving motor, and the driving motor is connect with the speed reducer, described to subtract Fast machine and the rotation axis connection.

A kind of agitating device provided by the utility model, the staving is interior to need mixed bedding and padding for placing, by bedding and padding It is sequentially placed into staving and is mixed in a certain order；The rotary shaft is connected in the staving, utilizes the rotation The bedding and padding in the staving are mixed along certain direction for the rotary motion of axis；It is connected in the rotary shaft There is stirring rod, the rotary shaft can drive the stirring rod to move, using the stirring rod to institute when being rotated It states the bedding and padding in staving and is stirred mixing；The quantity of the stirring rod is multiple, and multiple stirring rods are connected to institute in turn It states in rotary shaft, the bedding and padding in the staving is stirred using multiple stirring rods, the bedding and padding in the staving is made to stir That mixes is more uniform；The inner opposite end of each stirring rod is both connected in the rotary shaft, the outside of each stirring rod One end is sliced with the stirring and connects, and rotary shaft, can by the inner opposite end of the stirring rod when being rotated The stirring slicing motion of the stirring rod lateral ends is driven, so that stirring slice carries out bedding and padding when being rotated Cutting stirring, keeps the stirring of bedding and padding more uniform, reaches the requirement of stirring.The utility model connects rotary shaft in staving, Multiple stirring rods, the lateral ends connection stirring slice of multiple stirring rods are connected on the rotary shaft, and rotary shaft is carrying out rotation fortune When dynamic, stirring rod can be driven to move, to drive stirring slice to mix bedding and padding, mixed-precision is high.

The utility model also provides a kind of bedding and padding mixing machine, and above-mentioned agitating device is connected on bedding and padding mixing machine, entire mixed Bedding and padding stirring precision height, the mixing effect of conjunction machine are good, have reached the requirement used.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, other drawings may also be obtained based on these drawings.

Fig. 1 is the structural schematic diagram for the agitator that the utility model embodiment provides；

Fig. 2 is the first agitator internal structure schematic diagram that the utility model embodiment provides；

The portions B enlarged drawing in Fig. 3 bitmaps 2；

Fig. 4 is second of agitator internal structure schematic diagram that the utility model embodiment provides；

Fig. 5 is the structural schematic diagram for the bedding and padding mixing machine that the utility model embodiment provides.

Icon：100- agitators；200- dust-extraction units；300- holders；101- stavings；102- rotary shafts；103- Stirring rod；104- stirring slices；105- corncob bedding and padding feed inlets；106- paper roll feed inlets；The inlet scoops 107-；108- Discharge port；109- baffles；201- bag-type dusts portion；202- funnel dust removal units；203- cloth bag framves；The first cloth bags of 204-； 205- turbofan wind turbines；206- dedusters；The second cloth bags of 207-；208- funnels；209- disposal boxes；301- fixed frames； 302- adjustable shelfs；303- universal wheels；304- directional wheels；305- master switch；306- two-direction switch；307- driving motors； 308- speed reducers.

Specific implementation mode

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality Novel protected range.

It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition The concrete meaning of language in the present invention.

Fig. 1 is the structural schematic diagram for the agitator that the utility model embodiment provides.

As shown in Figure 1, a kind of agitating device provided by the utility model, including agitator 100；

Staving 101, rotary shaft 102, stirring rod 103 and stirring slice 104, the rotation are equipped in the agitator 100 Axis 102 is connected in the staving 101,

One end of the stirring rod 103 is connected in the rotary shaft 102, and the other end of the stirring rod 103 connects institute Stirring slice 104 is stated,

The quantity of the stirring rod 103 is multiple, and one end of each stirring rod 103 is both connected in the rotary shaft 102, The other end of each stirring rod 103 is connect with stirring slice 104.

In Fig. 1, the exterior upper of agitator 100 divides shape to be horizontal positioned rectangular, and lower part is divided into horizontal positioned Cylinder is equipped with opening in the upper surface of agitator 100.

Rotary shaft 102 is arranged in the inside of staving 101, and connecting hole is respectively equipped in the left and right ends of staving 101.

Rotary shaft 102 is horizontally disposed, and the both ends of rotary shaft 102 are pierced by the left and right ends of staving 101 respectively, convenient for profit It is rotated with outer power drive rotary shaft 102.

Stirring rod 103 may be used cylindric, can also use prism-shaped；Open column shape may be used in stirring rod 103 Structure can also use the structure of solid cylindrical.

In one embodiment of the utility model, connecting hole, the inner opposite end of stirring rod 103 are set in rotary shaft 102 It is connected together with rotary shaft 102, lateral ends and the stirring slice 104 of stirring rod 103 are connected by screw bolts, and rotary shaft 102 is stirred It mixes between bar 103, stirring slice 104 by the way of being detachably connected, convenient for being adjusted at any time to the position of stirring rod 103 It is whole, it is fixed with the different location to stirring slice 104, to be mixed to the bedding and padding of different location in staving 101.

In another embodiment of the utility model, inner opposite end and the rotary shaft 102 of stirring rod 103 are welded to connect, and are stirred The lateral ends for mixing bar 103 are welded to connect stirring slice 104, are used between rotary shaft 102, stirring rod 103, stirring slice 104 The mode being fixedly connected, make rotary shaft 102, stirring rod 103, stirring slice 104 between connect it is secured, entire agitating device Stability is good.

Fig. 2 is the first agitator internal structure schematic diagram that the utility model embodiment provides.

As shown in Fig. 2, in one embodiment of the utility model, stirring slice 104 is using the structure of helical blade, spiral The thickness of blade inner opposite end is identical as the thickness of lateral ends.

In another embodiment of the utility model, stirring slice 104 is using the structure of helical blade, the thickness of helical blade Degree is tapered into from inner opposite end to lateral ends, i.e.,：The thickness of the inner opposite end of helical blade is thicker, the thickness of lateral ends It is relatively thin, convenient for bedding and padding are mixed using the sheet body of helical blade lateral ends.

Fig. 4 is second of agitator internal structure schematic diagram that the utility model embodiment provides.

In another embodiment of the utility model, in order to make bedding and padding mix more accurate, the outside of helical blade One end can be arranged to than sharp sheet, accurately to be mixed to bedding and padding.

As shown in figure 4, in another embodiment of the utility model, it is more accurate in order to make cable mix, in spiral shell Multiple sharp teeth can be arranged in the lateral ends of vane piece, when bedding and padding are mixed, using multiple teeth to pad Material is mixed, and so that bedding and padding is mixed more accurate.

The size of above-mentioned teeth can be identical, convenient for being sufficiently mixed to bedding and padding.

The size of above-mentioned teeth can also be different, in such a way that big teeth and small tooth are combined, and big teeth and Small tooth interval is arranged, and is conducive to mix in the bedding and padding in staving 101 more fine.

Above-mentioned teeth can be arranged at the lateral ends interval of helical blade, can also helical blade lateral ends it is equal Cloth is arranged.

Further, the value range of stirring slice 104 to the distance between the bottom of the staving 101 exists Between 0.4cm-0.5cm.

In one embodiment of the utility model, stirring slice 104 to distance between the bottom of staving 101 is 0.4cm, is One grain spacing size makes stirring slice 104 mutually circular inside machine reach shear-mixed, the opposite shifting between material It is dynamic, several sliding surfaces are formed in material and is mutually mixed, admixes, mitigate cohesion and electrostatic effect of powder etc., are conducive to pad Material mixing, and improve work efficiency, reduce the consumption of the energy.

Further, the width value range of the stirring slice 104 is between 4cm-5cm.

In one embodiment of the utility model, stirring slice 104 width be 4cm, stirring slice 104 width compared with Narrow, under the drive of stirring rod 103, stirring slice 104 is capable of being rotated for high speed.

Further, stirring slice 104 uses multipair positive and negative bidirectional screw blades, and positive and negative blade two-way ring around Number of degrees a range between 25 ° -30 °.

The portions B enlarged drawing in Fig. 3 bitmaps 2.

It is sliced as shown in figure 3, the spiral that ten pairs are relatively 30 ° around number of degrees a is added in staving 101, it can also basis The spiral slice of other quantity is arranged in actual needs.

Further, the staving 101 is equipped with corncob bedding and padding feed inlet 105, paper roll feed inlet 106 and inlet scoop 107, the distance between the corncob bedding and padding feed inlet 105 and the paper roll feed inlet 106 value range are in 90cm-110cm Between；

The inlet scoop 107 is arranged on the staving 101.

For absorbing dust, and since the burning point that paper is drawn is low, setting inlet scoop 107 can also reduce mixing for inlet scoop 107 Temperature inside machine.

In one embodiment of the utility model, the distance between corncob bedding and padding feed inlet 105 and paper roll feed inlet 106 For 100cm.When startup, using the active force of driving motor 307 and speed reducer 308, often primary the taking of stirring is three minutes, often Secondary yield is 300 kilograms, and the normal usage factor of machine is 99.9%, and a hour is：60 minutes/3 minutes=20 times, 20 Secondary each 300 kilograms of 99.9*=599400 kgs/hour of * utilization rates of yield of *, it can be seen that, stirring efficiency is very high.

Further, the side wall of the staving 101 is equipped with discharge port 108, and baffle 109 is connected at the discharge port 108.

Discharge port 108 is set in the left lower position of agitator 100, convenient for going out to the bedding and padding after being stirred Material；Baffle 109 is connected at discharge port 108, is avoided in processing operation process, and bedding and padding are leaked out along discharge port 108.

Fig. 5 is the structural schematic diagram for the bedding and padding mixing machine that the utility model embodiment provides.

As shown in figure 5, the utility model also provides a kind of bedding and padding mixing machine, including the agitating device and dust-extraction unit 200；

The dust-extraction unit 200 include bag-type dust portion 201 and funnel dust removal unit 202, the bag-type dust portion 201 into Dirt mouth is connect with the dust mouth of the agitator 100, the dust mouth in the bag-type dust portion 201 and the funnel dust removal unit 202 Connection.

When dusty gas enters bag-type dust portion 201, particle is big, heavy dust, due under the effect sedimentation of gravity Come, falls into funnel dust removal unit 202, when by bag-type dust portion 201, dust is made the gas containing relatively fine dust by detention Gas is purified.

Further, the bag-type dust portion 201 includes cloth bag frame 203, the first cloth bag 204 and turbofan wind turbine 205；

First cloth bag 204 is connected on the cloth bag frame 203, the turbofan wind turbine 205 and first cloth bag 204 Connection, the entering-dust mouth of first cloth bag 204 are connect with the dust mouth of the agitator 100, the dedusting of first cloth bag 204 Mouth is connect with the funnel dust removal unit 202.

Helical blade will produce micro dust in high-speed rotation process, with material friction, can also make machine over-heat inside, The quality for influencing product, installation turbofan wind turbine 205 is mainly used for dust discharge and cooling effect inside machine.

First cloth bag 204 uses pulsed dedusting filtering bag, the first cloth bag 204 to be set as multiple, and multiple first cloth bags 204 connect It is connected on cloth bag frame 203, cloth bag frame 203 uses the structure of square frame.

Further, the funnel dust removal unit 202 includes deduster 206, the second cloth bag 207, funnel 208 and disposal box 209；

The deduster 206 is connect with the dust mouth of first cloth bag 204, and the deduster 206 is connected to described At the entering-dust mouth of two cloth bags 207, the dust mouth of second cloth bag 207 is connect with the import of the funnel 208, the disposal box 209 are connected to the exit of the funnel 208.

Large dust particle is adsorbed in the second cloth bag 207 by deduster 206, and the second cloth bag 207 is filtered using pulsed dedusting Bag, the second cloth bag 207 again bring dust to funnel 208, and dust is made to enter in disposal box 209 along funnel 208.

Further, further include holder 300；

The holder 300 includes fixed frame 301, adjustable shelf 302, universal wheel 303 and directional wheel 304, the agitating device It is connected on the fixed frame 301, the adjustable shelf 302 is connected to the bottom of the fixed frame 301, and the universal wheel 303 connects It is connected on one end of 301 bottom of the fixed frame, the directional wheel 304 is connected to the other end of 301 bottom of the fixed frame；

Master switch 305, two-direction switch 306, driving motor 307 and speed reducer 308 are connected on the fixed frame 301；Institute It states master switch 305 to connect with the two-direction switch 306, the two-direction switch 306 is connect with the driving motor 307, the drive Dynamic motor 307 is connect with the speed reducer 308, and the speed reducer 308 is connect with the rotary shaft 102.

Fixed frame 301 is rectangular frame structure, and agitating device, which is fixed by bolts, to be connected on fixed frame 301.

Be connected with adjustable shelf 302 in the lower face of fixed frame 301, adjustable shelf 302 using four telescopic rods structure, four Telescopic rod is connected to the lower face of fixed frame 301, is adjusted to the position of the vertical direction of fixed frame 301 using telescopic rod Section.

Universal wheel 303 is set in the lower face front position of fixed frame 301, directional wheel 304 is arranged in back-end location, convenient for moving The position for moving entire fixed frame 301, direction when adjusting mobile using universal wheel 303.

Master switch 305 is the master switch of machine, there is safety effect.

The positive and negative rotation of driving motor 307 is adjusted in two-direction switch 306, to adjust the positive and negative rotation of rotary shaft 102, passes through rotation Shaft 102 adjust helical blade positive and negative rotation, positive and negative bidirectional screw blade formed in material several sliding surfaces be mutually mixed and Blending, mitigates cohesion and electrostatic effect of powder etc., can be conducive to confounding factor, and the bedding and padding in staving 101 is made to mix more Uniformly.

It is a kind of soft, also broken article, the excessive appearance of rotating speed of driving motor 307 to be drawn due to used raw material sennit paper It is easily blended, therefore, the rotating speed of driving motor 307 turns left the right side using per minute 2800.

Driving motor 307 is connect with speed reducer 308 by belt, and revolution is adjusted in speed reducer 308, makes per minute to reach six Ten turn left the right side, and speed reducer 308 is connected to the right end of rotary shaft 102, are 102 passing power of rotary shaft using speed reducer 308, are revolving The right end of shaft 102 is connected with bearing.

Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of agitating device, which is characterized in that including agitator (100)；

Staving (101), rotary shaft (102), stirring rod (103) and stirring slice (104), institute are equipped in the agitator (100) Rotary shaft (102) is stated to be connected in the staving (101),

One end of the stirring rod (103) is connected in the rotary shaft (102), the other end connection of the stirring rod (103) The stirring is sliced (104),

The quantity of the stirring rod (103) is multiple, and one end of each stirring rod (103) is both connected to the rotary shaft (102) On, the other end of each stirring rod (103) is connect with stirring slice (104).

2. agitating device according to claim 1, which is characterized in that the stirring slice (104) to the staving (101) Bottom between distance value range between 0.4cm-0.5cm.

3. agitating device according to claim 1, which is characterized in that the width value range of the stirring slice (104) Between 4cm-5cm.

4. agitating device according to claim 1, which is characterized in that the stirring slice (104) is using multipair positive and negative double To helical blade, and positive and negative blade two-way ring around number of degrees a range between 25 ° -30 °.

5. agitating device according to claim 1, which is characterized in that the staving (101) be equipped with corncob bedding and padding into Material mouth (105), paper roll feed inlet (106) and inlet scoop (107), the corncob bedding and padding feed inlet (105) and the paper roll into The distance between material mouth (106) value range is between 90cm-110cm；

The inlet scoop (107) is arranged on the staving (101).

6. agitating device according to claim 1, which is characterized in that the side wall of the staving (101) is equipped with discharge port (108), it is connected with baffle (109) at the discharge port (108).

7. a kind of bedding and padding mixing machine, which is characterized in that include agitating device as described in any one of claim 1-6 and remove Dirt device (200)；

The dust-extraction unit (200) includes bag-type dust portion (201) and funnel dust removal unit (202), the bag-type dust portion (201) Entering-dust mouth connect with the dust mouth of the agitator (100), the dust mouth of the bag-type dust portion (201) is removed with the funnel Dirt portion (202) connects.

8. bedding and padding mixing machine according to claim 7, which is characterized in that the bag-type dust portion (201) includes cloth bag frame (203), the first cloth bag (204) and turbofan wind turbine (205)；

First cloth bag (204) is connected on the cloth bag frame (203), the turbofan wind turbine (205) and first cloth bag (204) it connects, the entering-dust mouth of first cloth bag (204) is connect with the dust mouth of the agitator (100), first cloth bag (204) dust removal port is connect with the funnel dust removal unit (202).

9. bedding and padding mixing machine according to claim 8, which is characterized in that the funnel dust removal unit (202) includes deduster (206), the second cloth bag (207), funnel (208) and disposal box (209)；

The deduster (206) connect with the dust mouth of first cloth bag (204), and the deduster (206) is connected to described At the entering-dust mouth of second cloth bag (207), the dust mouth of second cloth bag (207) is connect with the import of the funnel (208), institute State the exit that disposal box (209) is connected to the funnel (208).

10. bedding and padding mixing machine according to claim 7, which is characterized in that further include holder (300)；

The holder (300) includes fixed frame (301), adjustable shelf (302), universal wheel (303) and directional wheel (304), described to stir It mixes device to be connected on the fixed frame (301), the adjustable shelf (302) is connected to the bottom of the fixed frame (301), described Universal wheel (303) is connected to one end of the fixed frame (301) bottom, and the directional wheel (304) is connected to the fixed frame (301) other end of bottom；

Master switch (305), two-direction switch (306), driving motor (307) and speed reducer are connected on the fixed frame (301) (308)；The master switch (305) connect with the two-direction switch (306), the two-direction switch (306) and the driving motor (307) it connects, the driving motor (307) connect with the speed reducer (308), the speed reducer (308) and the rotary shaft (102) it connects.