CN110050678A - A kind of bus potting irrigation ancillary equipment - Google Patents

Abstract

The present invention relates to potting irrigation technique fields, and disclose a kind of bus potting irrigation ancillary equipment.The present invention solves potting when sending water to irrigate, not by removing irrigation to potting, because potting is in above bus compartment, be inconvenient to the problem of removing, pass through the top to welding block in initial position on the right side of hollow-cylindrical external wall with water-supply-pipe junction, and disk initial position on the right side of hollow-cylindrical external wall with the lower section of delivery hose, when disk pulls downward on, disk will be located at the lower section of outlet pipe and hollow circuit cylinder, and under driving status, welding block is to bottom offset, and it is in the lower section of water-supply-pipe, and it can be implemented in driving status water delivery effect, and pulling force is equal to the pulling force that three people pull pull ring simultaneously, it can just drive disk to bottom offset (when pulling downward on disk, in the state of absorption, water-supply-pipe will be shielded, it can not intake, and pull the lower section of disk, outlet pipe Water inlet).

Description

A kind of bus potting irrigation ancillary equipment

Technical field

The present invention relates to potting irrigation technique field, ancillary equipment is irrigated in specially a kind of bus potting.

Background technique

Solves potting when in use if irrigate has very big difficulty under specific circumstances, such as sets on bus The potting set first has to solve the fixation problem of potting, potting is being solved when sending water to irrigate, not by taking to potting Lower irrigation not remove because potting is in above bus compartment, it is therefore desirable to which equipment carries out water delivery to potting, does not pass through Any equipment is to potting water delivery, if electrical equipment control water delivery, then artificial memory causes potting in certain time to forget Section is without carrying out water delivery.

Summary of the invention

(1) the technical issues of solving

In view of the deficiencies of the prior art, the present invention provides a kind of bus pottings to irrigate ancillary equipment, solves potting When sending water to irrigate, not by removing irrigation to potting, because potting is in above bus compartment, it has not been convenient to remove The problem of.

(2) technical solution

To achieve the above object, the invention provides the following technical scheme: ancillary equipment is irrigated in a kind of bus potting, including Bus ontology, is fixedly connected with water storage device in the top inner wall of the bus ontology, in the left side of the water storage device Suction pump is fixedly connected on wall, the bottom of the suction pump is fixedly connected with water inlet pipe, and the bottom of the water inlet pipe is fixed to be connected It is connected to water tank, pedestal, fixed company in the positive inner cavity of the pedestal are fixedly connected in the bottom interior wall of the bus ontology It is connected to welded plate, support pillar, fixed company on the outer wall front of the support pillar are fixedly connected at the top of the welded plate It is connected to swing mechanism, support rod is provided at left and right sides of the swing mechanism, the outer wall bottom of the support rod is fixed to be connected It is connected to knob, the top and bottom of the support rod is fixedly connected to fixed block, is fixedly connected at the top of the fixed block The intermediate position in outer wall front of support post, the support rod is fixedly connected with fixed column, the top and bottom of the fixed column Bore be greater than the bore at intermediate position, the bottom of the fixed column extends to support branch through support rod and support pillar It on the back side of column, and gets along well and the back side of pillar is supported to be fixedly connected, sleeve is fixedly connected at the top of the support post, it is described It is fixedly connected at the top of sleeve and covers water dispenser structure, hollow circuit cylinder, the hollow circle are fixedly connected at the top of the worn-out water dispenser structure Be fixedly connected with elastic body at the top of column, be fixedly connected on the bottom of water storage device at the top of the elastic body, it is described in Water-supply-pipe is fixedly connected on the right side of the outer wall of hollow round column, the intermediate position of water-supply-pipe described in two groups is hard shape pipe, the water-supply-pipe Top be fixedly connected with second level water storage block, water tank, the worn-out water dispenser structure are fixedly connected at the top of the second level water storage block Outer wall on the right side of be fixedly connected with delivery hose, pot culturing case is fixedly connected at the top of the delivery hose, the pot culturing case Planting pot is fixedly connected in top inner wall, the bottom of the planting pot is aperture shape.

Preferably, the worn-out water dispenser structure includes shank, and the bottom of the shank and the inner cavity of sleeve are welded, described to insert It is fixedly connected with disk at the top of extension bar, is fixedly connected to welding bars, the welding bars at left and right sides of the bottom of the disk Bottom be fixedly connected with spring spool, the disk is located in the inner cavity of hollow circuit cylinder.

Preferably, the elastic body includes hollow circuit cylinder, and weldering is fixedly connected in the top inner wall of the hollow circuit cylinder Block is connect, spring body is fixedly connected at the top of the welding block, support plate, institute are fixedly connected at the top of the spring body It states and is fixedly connected to runner block at left and right sides of support plate, be located in the sliding slot of runner block at left and right sides of the support plate.

Preferably, the swing mechanism includes support pillar, offers sliding slot, the cunning on the outer wall of the support pillar It is provided with sliding block in the notch of slot, arc-shaped recliner block, the arc-shaped recliner block are fixedly connected at left and right sides of the sliding block Outer wall on be provided with bolt, the front of arc-shaped recliner block is run through at the top of the bolt, and is fixedly connected on support pillar In screw thread notch, three groups of screw thread mouths are offered at left and right sides of the outer wall of the support pillar, under the outer wall of the support pillar Side is fixedly connected with barrier block, is fixedly connected with contact pillar at left and right sides of the top of the sliding block, the contact pillar is located at The lower section of support rod, and be in be now in approximately the same plane.

Working principle: being attached with worn-out water hollow circuit cylinder within the organization by going out hose by the outer wall of planting pot, and Cooperate upper elasticity mechanism and worn-out water dispenser structure, that is, can reach, and wherein elastic body and worn-out water dispenser structure are how to have reached to liquid Body is sealed and controls with opening to do, and is because elastic body and worn-out water dispenser structure have hollow circuit cylinder, a structure on elastic body Part is attached at the top of hollow circuit cylinder, and the component of worn-out water dispenser structure carries out open (hollow circuit cylinder in the inside of hollow circuit cylinder The disk connected on inner wall is declined under the pulling of shank, and the welding bars connected at left and right sides of disk bottom Cooperation upper spring sleeve is then to be sprung back after disk decline, and disk is resetted, this have the advantage that hollow circle The delivery hose connected on column outer wall is drained under pulling force of the disk by shank under this specific condition, conversely, Disk springs back the sealing to liquid, and in the top in hollow circuit cylinder and delivery hose, and the scheme being discharged has solved, that The scheme of water inlet is the cooperation auxiliary of elastic body and completes that the hollow circuit cylinder built in elastic body is in cooperation upper backup pad It can be declined, how be declined for hollow circuit cylinder, when disk drops to the bottom interior wall of contact hollow circuit cylinder, just Welding block in hollow cylindrical interior can be adsorbed, and the spring body connected at the top of welding block is pulled downward on, located In welding block and disk that hollow cylindrical interior is connected outer wall and hollow circuit cylinder inner wall be that flexible glue is sealed), be located at put The contact pillar that set slider top is connected in motivation structure can be supported support rod, and support rod is being thought When pulling, necessarily presents and swing, and contact pillar at this time has reached to support rod when swinging, into Row touching avoids swinging at contorted (by the sliding slot cooperation top shoe opened up on the outer wall of support pillar, and in sliding block The bolt connected on the outer wall of the left and right sides can be realized the fixation of sliding block, the convenient left and right amplitude to support rod of such construct into Row control, by controlling height of the sliding block on support pillar, secondly the amplitude of sliding block decline has a limitation, is touching Will not be in decline to lattice block, wherein welding block initial position on the right side of hollow-cylindrical external wall with water-supply-pipe junction Top, and disk initial position on the right side of hollow-cylindrical external wall with the lower section of delivery hose, when disk pulls downward on It waits, disk will be located at the lower section of outlet pipe and hollow circuit cylinder, and under driving status, and welding block is in defeated to bottom offset The lower section of water pipe, and can be implemented in driving status water delivery effect, and pulling force is equal to the pulling force that three people pull pull ring simultaneously, Can just driving disk to bottom offset, (when pulling downward on disk, in the state of absorption, water-supply-pipe will be shielded, nothing Method water inlet, and the lower section of disk is pulled, it is discharged water inlet tube).

(3) beneficial effect

The present invention provides a kind of bus pottings to irrigate ancillary equipment.Have it is following the utility model has the advantages that

(1), the present invention passes through the cooperation of planting pot, hollow circuit cylinder and worn-out water dispenser structure, passes through the outer wall and worn-out water of planting pot Hollow circuit cylinder within the organization is attached by going out hose, and cooperates upper elasticity mechanism and worn-out water dispenser structure, that is, can reach, and its How middle elastic body and worn-out water dispenser structure, which have reached to be sealed liquid, controls with opening, be because elastic body and Worn-out water dispenser structure has hollow circuit cylinder, and the component on elastic body is attached at the top of hollow circuit cylinder, and the structure of worn-out water dispenser structure Part carries out open (under the disk connected on hollow circuit cylinder inner wall carries out under the pulling of shank in the inside of hollow circuit cylinder Drop, and the welding bars cooperation upper spring sleeve connected at left and right sides of disk bottom is sprung back after disk decline, And disk is resetted, this have the advantage that the delivery hose connected on hollow-cylindrical external wall drained disk by Under to the pulling force of shank under this specific condition, conversely, disk springs back the sealing to liquid, in hollow circuit cylinder and water outlet The top of hose, and the scheme being discharged has solved, then the scheme intake is the cooperation auxiliary of elastic body and completes, Hollow circuit cylinder built in elastic body can be declined in cooperation upper backup pad, how to be declined for hollow circuit cylinder, worked as disk When dropping to the bottom interior wall of contact hollow circuit cylinder, the welding block in hollow cylindrical interior will be adsorbed, and will The spring body connected at the top of welding block pulls downward on, the outer wall of the welding block and disk that are connected in hollow cylindrical interior It is that flexible glue is sealed with hollow circuit cylinder inner wall).

(2), the cooperation of swing mechanism and support rod of the present invention, set slider top is connected in swing mechanism Contact pillar support rod can be supported, support rod thought pull when, necessarily present swing, and Contact pillar at this time has reached to support rod when swinging, and is touched, avoid swing at it is contorted (by Support the sliding slot cooperation top shoe opened up on the outer wall of pillar, and the bolt connected at left and right sides of the sliding block on outer wall Realize the fixation of sliding block, such construct is convenient to control the left and right amplitude of support rod, by sliding block on support pillar Height controlled, secondly sliding block decline amplitude have a limitation, will not be in decline touching lattice block.

(3), the cooperation of hollow circuit cylinder and disk and welding block of the present invention, wherein welding block is in initial position hollow On the right side of the cylindrical outer wall and top of water-supply-pipe junction, and disk is soft with water outlet on the right side of hollow-cylindrical external wall in initial position The lower section of pipe, when disk pulls downward on, disk will be located at the lower section of outlet pipe and hollow circuit cylinder, and driving status Under, welding block is in the lower section of water-supply-pipe, and can be implemented in driving status water delivery effect, and pulling force etc. to bottom offset The pulling force for pulling pull ring simultaneously in three people, can just drive disk to bottom offset (when pulling downward on disk, in absorption Under state, water-supply-pipe will be shielded, and can not be intake, and pull the lower section of disk, be discharged water inlet tube).

Detailed description of the invention

Fig. 1 is bus ontology on-board components schematic diagram of the present invention；

Fig. 2 is that the present invention covers water dispenser structure structural schematic diagram；

Fig. 3 is elastic body structural schematic diagram of the present invention；

Fig. 4 is swing mechanism structural schematic diagram of the present invention.

In figure: 1 bus ontology, 2 water storage devices, 3 water tanks, 4 water-supply-pipes, 5 planting pots, 6 bolts, 7 delivery hoses, 8 Water dispenser structure, 13 sleeves, 14 support posts, 15 water inlet pipes, 16 water are covered in elastic body, 9 sliding blocks, 10 suction pumps, 11 hollow circuit cylinders, 12 Case, 17 support pillars, 18 welded plates, 19 pedestals, 20 swing mechanisms, 21 knobs, 22 support rods, 23 fixed blocks, 24 pot culturing cases, 25 fixed columns, 26 sliding slots, 27 spring bodies, 28 second level water storage blocks, 29 welding bars, 30 spring spools, 31 shanks, 32 disks, 33 arc-shaped recliner blocks, 34 support plates, 35 runner blocks, 36 welding blocks, 37 barrier blocks.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

As shown in Figs 1-4, the present invention provides a kind of technical solution: being fixedly connected in the top inner wall of bus ontology 1 Water storage device 2, is fixedly connected with suction pump 10 in the inner left wall of water storage device 2, the bottom of suction pump 10 be fixedly connected with into Water pipe 15, the bottom of water inlet pipe 15 are fixedly connected with water tank 16, are fixedly connected with pedestal in the bottom interior wall of bus ontology 1 19, welded plate 18 is fixedly connected in the positive inner cavity of pedestal 19, the top of welded plate 18 is fixedly connected with support pillar 17, branch It supports and is fixedly connected with swing mechanism 20 on the outer wall front of pillar 17, the left and right sides of swing mechanism 20 is provided with support rod 22, the outer wall bottom of support rod 22 is fixedly connected with knob 21, and the top and bottom of support rod 22 is fixedly connected to fixed block 23, the top of fixed block 23 is fixedly connected with support post 14, and the intermediate position in outer wall front of support rod 22 is fixedly connected with Fixed column 25, the bore of the top and bottom of fixed column 25 are greater than the bore at intermediate position, and support rod is run through in the bottom of fixed column 25 22 and support pillar 17, and extend on the back side of support pillar 17, and get along well and the back side of pillar 17 is supported to be fixedly connected, supports The top of column 14 is fixedly connected with sleeve 13, and the top of sleeve 13, which is fixedly connected with, covers water dispenser structure 12, the top of worn-out water dispenser structure 12 Portion is fixedly connected with hollow circuit cylinder 11, and the top of hollow circuit cylinder 11 is fixedly connected with elastic body 8, and the top of elastic body 8 is solid Surely it is connected to the bottom of water storage device 2, is fixedly connected with water-supply-pipe 4 on the right side of the outer wall of hollow circuit cylinder 11, in two groups of water-supply-pipes 4 Between position be hard shape pipe, the top of water-supply-pipe 4 is fixedly connected with second level water storage block 28, and the top of second level water storage block 28 is fixedly connected There is water tank 3, is fixedly connected with delivery hose 7 on the right side of the outer wall of worn-out water dispenser structure 12, the top of delivery hose 7 is fixedly connected with Pot culturing case 24, planting pot 5 is fixedly connected in the top inner wall of pot culturing case 24, and the bottom of planting pot 5 is aperture shape, worn-out water dispenser Structure 12 includes shank 31, and the bottom of shank 31 and the inner cavity of sleeve 13 are welded, and the top of shank 31 is fixedly connected with circle The bottom left and right sides of disk 32, disk 32 is fixedly connected to welding bars 29, and the bottom of welding bars 29 is fixedly connected with spring pocket Cylinder 30, disk 32 is located in the inner cavity of hollow circuit cylinder 11, and elastic body 8 includes hollow circuit cylinder 11, in the top of hollow circuit cylinder 11 Welding block 36 is fixedly connected on wall, the top of welding block 36 is fixedly connected with spring body 27, and the top of spring body 27 is solid Surely it is connected with support plate 34, the left and right sides of support plate 34 is fixedly connected to runner block 35, is located at left and right sides of support plate 34 In the sliding slot of runner block 35, swing mechanism 20 includes support pillar 17, supports and offers sliding slot 26 on the outer wall of pillar 17, sliding Sliding block 9 is provided in the notch of slot 26, the left and right sides of sliding block 9 is fixedly connected to arc-shaped recliner block 33, arc-shaped recliner block 33 Outer wall on be provided with bolt 6, the front of arc-shaped recliner block 33 is run through at the top of bolt 6, and is fixedly connected on support pillar 17 Screw thread notch in, support and offer three groups of screw thread mouths at left and right sides of the outer wall of pillar 17, on the downside of the outer wall for supporting pillar 17 It is fixedly connected with barrier block 37, contact pillar is fixedly connected at left and right sides of the top of sliding block 9, contact pillar is located at support rod 22 Lower section, and in being now in approximately the same plane.

The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

Working principle: connected by the outer wall and the hollow circuit cylinder 11 in worn-out water dispenser structure 12 of planting pot 5 by going out hose 7 It connects, and cooperates upper elasticity mechanism 8 and worn-out water dispenser structure 12, that is, can reach, and wherein how elastic body 8 and worn-out water dispenser structure 12 are Reached to be sealed liquid and control with opening to do, be because elastic body 8 and worn-out water dispenser structure 12 have hollow circuit cylinder 11, Component on elastic body 8 is attached at the top of hollow circuit cylinder 11, and the component of worn-out water dispenser structure 12 is in hollow circuit cylinder 11 Inside progress is open, and (disk 32 connected on 11 inner wall of hollow circuit cylinder is declined under the pulling of shank 31, and circle The welding bars 29 connected at left and right sides of 32 bottom of disk cooperate upper spring sleeve 30 to be sprung back after the decline of disk 32, And reset disk 32, this have the advantage that being drained to the delivery hose 7 connected on 11 outer wall of hollow circuit cylinder Disk 32, conversely, disk 32 springs back the sealing to liquid, is in by under this specific condition under the pulling force of shank 31 The top of hollow round column 11 and delivery hose 7, and the scheme being discharged has solved, then the scheme intake is elastic body 8 Cooperation auxiliary and completes, the hollow circuit cylinder 11 built in elastic body 8 cooperating upper backup pad 34 can be declined, in How hollow round column 11 declines, will be to hollow circuit cylinder when disk 32 drops to the bottom interior wall of contact hollow circuit cylinder 11 Welding block 36 in 11 inner cavities is adsorbed, and the spring body 37 that the top of welding block 36 is connected is pulled downward on, and is in The outer wall and 11 inner wall of hollow circuit cylinder of welding block 36 and disk 32 that 11 inner cavity of hollow round column is connected are that flexible glue is sealed), position Support rod 22 can be supported in the contact pillar that 9 top of sliding block set in swing mechanism 20 is connected, support rod 22 when being thought to pull, and is necessarily presented and is swung, and contact pillar at this time has reached to support rod 22 on a left side It when right swing, is touched, avoids swinging and (be matched by the sliding slot 26 opened up on the outer wall of support pillar 17 at contorted Sliding block 9 is closed, and the fixation of sliding block 9, such construct can be realized in the bolt 6 connected on 9 left and right sides outer wall of sliding block It is convenient that the left and right amplitude of support rod 22 is controlled, by controlling height of the sliding block 9 on support pillar 17, secondly The amplitude that sliding block 9 declines has a limitation, will not be in decline touching lattice block 37, wherein welding block 36 is in initial position On the right side of 11 outer wall of hollow circuit cylinder with the top of 4 junction of water-supply-pipe, and disk 32 in initial position outside hollow circuit cylinder 11 With the lower section of delivery hose 7 on the right side of wall, when disk 32 pulls downward on, disk 32 will be located at outlet pipe 7 and hollow circle The lower section of column 11, and under driving status, welding block 36 is in the lower section of water-supply-pipe 4, and can be implemented and drawing to bottom offset Dynamic state water delivery effect, and pulling force is equal to the pulling force that three people pull pull ring simultaneously, just disk 32 can be driven to bottom offset (when pulling downward on disk 32, in the state of absorption, water-supply-pipe 4 will be shielded, and can not be intake, and pull disk 32 Lower section, outlet pipe 7 intake).

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", is not arranged Except there is also other identical elements in the process, method, article or apparatus that includes the element.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (4)

1. ancillary equipment, including bus ontology (1) are irrigated in a kind of bus potting, it is characterised in that: the bus ontology (1) it is fixedly connected in top inner wall water storage device (2), is fixedly connected with pumping in the inner left wall of the water storage device (2) The bottom of water pump (10), the suction pump (10) is fixedly connected with water inlet pipe (15), and the bottom of the water inlet pipe (15) is fixed to be connected It is connected to water tank (16), is fixedly connected with pedestal (19) in the bottom interior wall of the bus ontology (1), the pedestal (19) is just It is fixedly connected in the inner cavity of face welded plate (18), support pillar (17) is fixedly connected at the top of the welded plate (18), it is described It supports and is fixedly connected with swing mechanism (20) on the outer wall front of pillar (17), is all provided at left and right sides of the swing mechanism (20) It is equipped with support rod (22), the outer wall bottom of the support rod (22) is fixedly connected with knob (21), the top of the support rod (22) Portion and bottom are fixedly connected to fixed block (23), are fixedly connected with support post (14), institute at the top of the fixed block (23) The intermediate position in outer wall front for stating support rod (22) is fixedly connected with fixed column (25), the top and bottom of the fixed column (25) Bore be greater than the bore at intermediate position, the bottom of the fixed column (25) is through support rod (22) and supports pillar (17), and It extends on the back side of support pillar (17), and gets along well and the back side of pillar (17) is supported to be fixedly connected, the support post (14) Top be fixedly connected with sleeve (13), be fixedly connected with and cover water dispenser structure (12) at the top of the sleeve (13), the worn-out water dispenser It is fixedly connected at the top of structure (12) hollow circuit cylinder (11), is fixedly connected with elastic body at the top of the hollow circuit cylinder (11) (8), the bottom of water storage device (2) is fixedly connected at the top of the elastic body (8), the outer wall of the hollow circuit cylinder (11) is right Side is fixedly connected with water-supply-pipe (4), and the intermediate position of water-supply-pipe described in two groups (4) is hard shape pipe, the top of the water-supply-pipe (4) It is fixedly connected with second level water storage block (28), is fixedly connected with water tank (3) at the top of the second level water storage block (28), the worn-out water It is fixedly connected with delivery hose (7) on the right side of the outer wall of mechanism (12), is fixedly connected with pot culturing case at the top of the delivery hose (7) (24), it is fixedly connected with planting pot (5) in the top inner wall of the pot culturing case (24), the bottom of the planting pot (5) is aperture Shape.

2. ancillary equipment is irrigated in a kind of bus potting according to claim 1, it is characterised in that: the worn-out water dispenser structure It (12) include shank (31), the bottom of the shank (31) and the inner cavity of sleeve (13) are welded, the shank (31) Top is fixedly connected with disk (32), is fixedly connected to welding bars (29) at left and right sides of the bottom of the disk (32), described The bottom of welding bars (29) is fixedly connected with spring spool (30), and the disk (32) is located in the inner cavity of hollow circuit cylinder (11).

3. ancillary equipment is irrigated in a kind of bus potting according to claim 1, it is characterised in that: the elastic body (8) include hollow circuit cylinder (11), be fixedly connected with welding block (36), the welding in the top inner wall of the hollow circuit cylinder (11) It is fixedly connected at the top of block (36) spring body (27), is fixedly connected with support plate at the top of the spring body (27) (34), it is fixedly connected to runner block (35) at left and right sides of the support plate (34), position at left and right sides of the support plate (34) In in the sliding slot of runner block (35).

4. ancillary equipment is irrigated in a kind of bus potting according to claim 1, it is characterised in that: the swing mechanism (20) include support pillar (17), offered sliding slot (26) on the outer wall of support pillar (17), the slot of the sliding slot (26) It is provided with sliding block (9) in mouthful, is fixedly connected to arc-shaped recliner block (33) at left and right sides of the sliding block (9), the arc inclines It is provided on the outer wall of skewback (33) bolt (6), the front of arc-shaped recliner block (33) is run through at the top of the bolt (6), and solid Surely it is connected in the screw thread notch of support pillar (17), offers three groups of spiral shells at left and right sides of the outer wall of support pillar (17) The outer wall downside of line mouth, support pillar (17) is fixedly connected with barrier block (37), at left and right sides of the top of the sliding block (9) It is fixedly connected with contact pillar, the contact pillar is located at the lower section of support rod (22), and is in be now in approximately the same plane.