A kind of camptotheca acuminata decne cultivation solid water carrier process units
Technical field
The present invention relates to a kind of camptotheca acuminata decne cultivation solid water carrier process units, belong to technical field of environment protection equipment.
Background technique
Camplotheca acuminata, the unconcerned son of alias drought lotus, Shui Li, water tung oil tree, day Chinese catalpa, yerbadetajo seed, Qian Zhangshu, musa acuminata, water, is tupelo
Section, camplotheca acuminata platymiscium.Camplotheca acuminata is a kind of tall and big deciduous tree specific to China, is a kind of fine tree species of fast growing.
Camplotheca acuminata is not stringent but not drought-resistant, barren to soil requirement, selects to educate with preferably selecting husky earth or loam when nursery
Seedling.It is required that fertile soil, moistens, it is necessary to have the location for having abundant water resources or having water to pour condition.Solid water is needed to carry in seedling raising process
Body (small-sized support container) is to carry seedling, for the ease of cultivating, it usually needs multiple solid water carriers are attached, in order to
The movement and fertilising and pouring management of batch seedling are mostly in the prior art by manually utilizing iron wire by multiple solid water carriers
It connects to realize unified connection, not only working efficiency is not high for this connection type, but also large labor intensity, and to operation
The professional standards of personnel have stronger dependence.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of camptotheca acuminata decne cultivation solid water carrier process units, should
Device can be using the mechanical series connection for realizing multiple solid water carriers, and operating efficiency is high, and the labor intensity of worker can be effectively reduced, and
It is low to the professional demand of operator.
To achieve the goals above, the present invention provides a kind of camptotheca acuminata decne cultivation solid water carrier process units, including working box,
The top braces of working box have horizontal work top, and adjusting support, the work are provided at the bottom four corners of working box
Make to be provided with attachment device on table top;
The attachment device includes crosswise pushing mechanism, longitudinal delivery device and continuous nail feeding machanism and to nailing machine structure;
The crosswise pushing mechanism include between left and right every be arranged and be fixedly connected on two support base A on work top,
It is connected laterally at the guide rail A of two upper ends support base A, sliding block A on guide rail A is fitted slidably in, is laterally extended and is arranged
Transverse electric telescopic rod A on the right side of sliding block A, it is fixedly connected on the ejector pin platform of the upper end sliding block A and is fixedly connected on ejector pin platform left end
On face and time interval distribution two push pin;The transverse electric telescopic rod A is arranged parallelly with guide rail A, transverse electric
By being fixedly connected on the upside of frame shape connection frame and the right end of guide rail A, transverse electric telescopic rod A's is pushed away for the pedestal left end of telescopic rod A
Bar is fixedly connected with the right side of sliding block A;
The left side of crosswise pushing mechanism left end is arranged in the longitudinal direction delivery device comprising is fixedly connected on work top
Support base B, the longitudinally connected guide rail B two upper ends support base B, fit slidably in slide block B on guide rail B and longitudinal prolong
It stretches and the longitudinal electric telescopic rod on front side of slide block B is set;The longitudinal electric telescopic rod is arranged parallelly with guide rail B, indulges
It is fixedly connected on the upside of to the front end of pedestal and the front end of guide rail B of electric telescopic rod, the push rod and slide block B of longitudinal electric telescopic rod
Front end face be fixedly connected;
The continuous nail feeding machanism includes guide table, send nail slide unit, two longitudinally guiding blocks and two fixtures, and guide table passes through solid
Surely the multiple pillars being connected on work top are supported on the top of slide block B, before offering to the middle part corresponding rails B of guide table
The strip groove that rear direction extends, it is described that nail slide unit is sent mutually to be slidably arranged in the top of strip groove with guide table, and pass through longitudinal direction
The upright bar for sliding through strip groove is fixedly connected with the upper end of slide block B, send the upper surface of nail slide unit in corresponding two positions pushed pin
Set and offer guide nail slot, two longitudinally guiding blocks be located at send nail slide unit the left and right sides, and respectively with the left end of guide table
Be fixedly connected with the top of right end, the medial surface of two longitudinally guiding blocks respectively with send nail slide unit left side and right side between
It is slidably matched;The upper end of two longitudinally guiding blocks is fixedly connected to two in corresponding two positions pushed pin and crosses needle block, crosses needle
It is provided in the middle part of block for the needle passing hole extended transversely through of pushing pin;Clamping dress has been installed by fixture mount in the left side of guide table
It sets, the clamping device includes the fixture shell for being fixedly connected on fixture mount upper end, is separately positioned on the hollow of fixture shell
Two couples of transverse electric telescopic rod B of intracavitary left part and right part and two couples of sliding block C being slidably arranged on fixture shell upper surface,
The connectivity slot that transversely electric telescopic rod B telescopic direction extends is provided on fixture shell, connectivity slot is connected to the upper of fixture shell
The push rod of portion space and hollow cavity, each pair of transverse electric telescopic rod B is oppositely disposed, and pedestal is fixed with fixture shell and connected
It connects, each pair of sliding block C is correspondingly arranged with each pair of transverse electric telescopic rod B, and the opposite side of each pair of sliding block C is respectively connected with folder
Plate, each pair of clamping plate form one group of fixture;The lower end of each pair of sliding block C by the upright bar that is slideably positioned in connectivity slot respectively and often
The push rod end of transverse electric telescopic rod B is fixedly connected;Storage box is clamped in two groups of fixtures;The storage box includes upper end
The box body of opening, the multiple partitions being uniformly mounted on the inside of box body and the multiple material troughs isolated by partition, the box body
Offered on the end plate of the left and right sides and multiple partitions rivet nut in the steel nail for the extension that faced toward by upper end laterally across
Vertical strip groove;
It is described to nailing machine structure include lifting electric telescopic rod, be correspondingly arranged at send nail slide unit above and respectively with two guide pins
The connecting cross beam of corresponding two nail Leading boards of slot and longitudinally connected two nail Leading boards;The pedestal of the lifting electric telescopic rod is solid
Surely it is connected on work top, and is located at the front side of continuous nail feeding machanism, the push rod of lifting electric telescopic rod and the front end of connecting cross beam
It is fixedly connected;Extend to the nail Leading board left and right directions, and is provided in longitudinal middle part perforation and is slid vertically for steel nail
Sliding slot is accommodated, the lower end of nail Leading board is slidably connected with the upper surface of nail slide unit is sent;
The adjusting support includes that pedestal arranged at the bottom, the adjusting worm screw for being fixedly connected on pedestal upper end, side are spacious
Mouth and the adjustment housings being located on the outside of adjusting worm screw and the lift drive mechanism that adjustment housings open-position-side is set;The adjusting
The upper end of the top plate of housing tip is fixedly connected with the bottom end of working box;;The lift drive mechanism includes lifting driving electricity
Cam, upper end and the cam lateral surface that the material of machine, vertically arranged and rotation center and lifting driving motor exports axis connection are inclined
The hinged worm gear cranked arm and be assemblied in attachment base in the hinged rocker arm of the heart, upper end and rocker arm lower end;The lifting driving motor
It is fixedly connected on the open-position-side on adjustment housings top by connecting plate, sliding sleeve is fixedly connected on the inside of fishplate bar loaded on adjusting snail
Guide sleeve on the outside of bar, the attachment base are fixedly connected on the open-position-side of adjustment housings lower part, and the worm gear is nibbled with worm screw is adjusted
It closes, the short axle that worm gear passed through its both ends is rotatably connected in attachment base, and the short axle of one end is rotationally pierced by connection
It is fixedly connected after seat with the lower end cranked arm.
Guide chute is offered in the middle part of the sliding block A, slides the both ends for the horizontally-guided plate A being plugged in guide chute
It is fixedly connected respectively with the left end of the left end of guide rail A and frame shape connection frame.
The present invention can drive the movement of nail Leading board in the longitudinal direction by lifting electric telescopic rod, so as to easily adjust
Nail Leading board and nail the distance between slide unit upper surface is sent, can guarantee when sending opposite sliding between nail slide unit and nail Leading board
Smoothly quickly the rivet nut in steel nail can one by one be removed, the setting of longitudinal delivery device can be easily by the nail after removing
Body is supplied to the position of needle passing hole;By the setting of crosswise pushing mechanism, rivet nut release can be sent to nailing machine conveniently by pushing pin
Structure is simultaneously pushed into storage box, and the solid water device in material troughs multiple in storage box is attached.The setting energy of clamping device
Easily realize the clamping of storage box and the replacement of storage box, meanwhile, it can also facilitate the storage box for clamping different size model numbers, energy
Improve the versatility of device entirety.The device joint efficiency is high, can reduce the labor intensity of operator, and to operator
Professional demand it is low.
As a preference, the support base A is made of I-steel.
Further, it safeguards for convenience, the ejector pin platform is fixedly connected by bolt with the upper end of sliding block A.
Further, in order to preferable buffer protection effect, by being uniformly distributed in it between the sliding block C and clamping plate
Between multiple buffer springs connection.
Further, in order to obtain support column with long service life, described push pin is blow molded into porous particle by high molecular material
Body is pushed pin by mass percentage, is grouped as by following group:
2- methyl-tip-nip 1~87%;
Ultrapure water 5~86%;
Modification helps additive 3~28%;
Bis- [4- (2- acrylic the oxygroup)] benzene 6~38% of 1,1'- (1- methyl ethylidene);
Dignified promotor 9~29%;
Iron nanoparticle 2~95%;
Condensation promotes catalyst 4~20%.
It is the derivative of benzothiazole father-in-law that the modification, which helps additive,.
The dignified promotor is the derivative of ethyl butyrate.
It is the derivative of aurin tricarboxyli acid (ATA) that the condensation, which promotes catalyst,.
Further, in order to obtain support column with long service life, the preparation method pushed pin the following steps are included:
Step 1: it is added in batch reactor according to mass percent by the 2- methyl in component-tip-nip is matched, together
When be added ultrapure water, start the blender in batch reactor, setting speed is 1rpm~87rpm;
Step 2: after batch reactor operates 5~86 minutes, modification is added and helps additive and 1,1'- (1- methyl ethylidene)
Bis- [4- (2- acrylic oxygroup)] benzene, the seal steam started in batch reactor depressurize warmer, temperature are made to rise to 3 DEG C~78
DEG C, dignified promotor and iron nanoparticle is added, is stirred evenly in batch reactor, obtains the homogenate of S component;
Step 3: the condensation in proportion component is weighed according to mass percent and promotes catalyst, mixes and stirs with the homogenate of S component
It mixes, the seal steam decompression warmer being again started up in batch reactor keeps the temperature 9~29 points controlled at 6 DEG C~38 DEG C
Clock discharges into molding press to get to pushing pin.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the partial enlarged view in the portion A in Fig. 1;
Fig. 3 is the structural schematic diagram of the crosswise pushing mechanism in the present invention;
Fig. 4 is the structural schematic diagram of longitudinal delivery device in the present invention;
Fig. 5 is the structural schematic diagram of adjusting support of the invention;
Fig. 6 is the structural schematic diagram for adjusting worm and wheel in Fig. 5 and matching;
Fig. 7 is the structural schematic diagram of storage box in the present invention;
Fig. 8 is the structural schematic diagram of clamping device in the present invention;
Fig. 9 is the modified molecular structural formula for helping additive in the present invention;
Figure 10 is the molecular structural formula of dignified promotor in the present invention;
Figure 11 is the molecular structural formula of X group in dignified promotor in the present invention;
Figure 12 is the molecular structural formula that condensation promotes catalyst in the present invention;
Figure 13 is the molecular structural formula that condensation promotes B group in catalyst in the present invention.
In figure: 1, adjust support, 2, working box, 3, crosswise pushing mechanism, 4, work top, 5, give nailing machine structure, 6, send
Nailing machine structure, 7, longitudinal delivery device, 8, attachment device, 9, support base A, 10, guide rail A, 11, sliding block A, 12, transverse electric it is flexible
Bar A, 13, platform of pushing pin, 14, push pin, 15, frame shape connection frame, 16, support base B, 17, guide rail B, 18, slide block B, 19, longitudinal electric
Telescopic rod, 20, pillar, 21, guide table, 22, send nail slide unit, 23, longitudinally guiding block, 24, cross needle block, 25, needle passing hole, 26, folder
Tool, 27, fixture mount, 28, storage box, 29, material trough, 30, guide nail slot, 31, lifting electric telescopic rod, 32, nail Leading board, 33,
Connecting cross beam, 34, pedestal, 35, adjusting worm screw, 36, adjustment housings, 37, lifting driving motor, 39, cam, 40, rocker arm, 41,
It cranks arm, 42, worm gear, 43, attachment base, 44, connecting plate, 45, short axle, 46, horizontally-guided plate A, 47, box body, 48, partition, 49, perpendicular
To strip groove, 50, fixture shell, 51, transverse electric telescopic rod B, 52, hollow cavity, 53, sliding block C, 54, clamping plate, 55, buffering elastic
Spring, 56, clamping device, 57, upright bar.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in Figures 1 to 8, a kind of camptotheca acuminata decne cultivation solid water carrier process units, including working box 2, working box 2
Top braces have horizontal work top 4, are provided at the bottom four corners of working box 2 and adjust support 1, the work top 4
On be provided with attachment device 8;
The attachment device includes crosswise pushing mechanism 3, longitudinal delivery device 7 and continuous nail feeding machanism 6 and to nailing machine structure 5;
The crosswise pushing mechanism 3 includes between left and right every being arranged and be fixedly connected on two support bases on work top 4
A9, the guide rail A10 for being connected laterally at two upper ends support base A9, it fits slidably in sliding block A11 on guide rail A10, laterally prolong
The transverse electric telescopic rod A12 on the right side of sliding block A11 is stretched and be arranged in, the ejector pin platform 13 of the upper end sliding block A11 is fixedly connected on and consolidates
Surely it is connected on 13 left side of ejector pin platform and two of time interval distribution pushes pin 14;The transverse electric telescopic rod A12 with lead
Rail A10 is arranged parallelly, and the pedestal left end of transverse electric telescopic rod A12 passes through the right end of frame shape connection frame 15 and guide rail A10
Upside is fixedly connected, and the push rod of transverse electric telescopic rod A12 is fixedly connected with the right side of sliding block A11;
The left side of 3 left end of crosswise pushing mechanism is arranged in the longitudinal direction delivery device 7 comprising is fixedly connected on workbench
The support base B16 in face 4, the longitudinally connected guide rail B17 two upper ends support base B16, cunning on guide rail B17 is fitted slidably in
Block B18 and longitudinal longitudinal electric telescopic rod 19 extended and 18 front side of slide block B is set;The longitudinal electric telescopic rod 19 with lead
Rail B17 is arranged parallelly, is fixedly connected, indulges on the upside of the front end of the pedestal of longitudinal electric telescopic rod 19 and the front end of guide rail B17
It is fixedly connected to the push rod of electric telescopic rod 19 with the front end face of slide block B 18;
The continuous nail feeding machanism 6 includes guide table 21, send nail 22, two longitudinally guiding blocks 23 of slide unit and two fixtures 26, is led
The top of slide block B 18, the middle part of guide table 21 are supported on by the multiple pillars 20 being fixedly connected on work top 4 to platform 21
The strip groove of front-rear direction extension is offered to corresponding rails B17, it is described that nail slide unit 22 is sent slidably to be arranged with 21 phase of guide table
It is fixedly connected on the top of strip groove, and by the upright bar that longitudinal sliding motion passes through strip groove with the upper end of slide block B 18, send nail slide unit
Push pin at corresponding two 14 position of 22 upper surface offers guide nail slot 30, and two longitudinally guiding blocks 23, which are located at, send nail to slide
The left and right sides of platform 22, and being fixedly connected respectively with the top of the left end of guide table 21 and right end, two longitudinally guiding blocks 23
Medial surface respectively with send nail slide unit 22 left side and right side between be slidably matched;The upper end of two longitudinally guiding blocks 23 is right
Answer two push pin 14 position be fixedly connected to two cross needle blocks 24, cross needle block 24 middle part be provided with for push pin 14 laterally
Perforative needle passing hole 25;Clamping device 56, the clamping device 56 have been installed by fixture mount 27 in the left side of guide table 21
Including being fixedly connected on the fixture shell 50 of 27 upper end of fixture mount, being separately positioned on left part in the hollow cavity 52 of fixture shell 50
With the two couples of transverse electric telescopic rod B51 and two couples of sliding block C53 being slidably arranged on 50 upper surface of fixture shell of right part, press from both sides
The connectivity slot that transversely electric telescopic rod B51 telescopic direction extends is provided on tool shell 50, connectivity slot is connected to fixture shell 50
Upper space and hollow cavity 52, the push rod of each pair of transverse electric telescopic rod B51 is oppositely disposed, and pedestal with fixture shell
Body 50 is fixedly connected, and each pair of sliding block C53 is correspondingly arranged with each pair of transverse electric telescopic rod B51, and each pair of sliding block C53's is opposite
Side be respectively connected with clamping plate 54, each pair of clamping plate 54 forms one group of fixture 26;The lower end of each pair of sliding block C53 passes through sliding setting
Upright bar 57 in connectivity slot is fixedly connected with the push rod end of each pair of transverse electric telescopic rod B51 respectively;In two groups of fixtures 26
It is clamped with storage box 28;The height of slightly below 21 upper surface of guide table of 50 upper surface of fixture shell, to guarantee 28 quilt of storage box
After clamping, the vertical strip groove 49 in storage box 28 can be corresponding with needle passing hole 25, and the storage box 28 includes upper end opening
Box body 47, multiple material troughs 29 for being uniformly mounted to multiple partitions 48 of the inside of box body 47 and being isolated by partition 48, institute
State the nail in the steel nail for offering the extension that faced toward by upper end on the end plate and multiple partitions 48 of 47 left and right sides of box body
Body laterally across vertical strip groove 49;
It is described to nailing machine structure 5 include lifting electric telescopic rod 31, be correspondingly arranged at and send nail slide unit 22 top and respectively with two
The connecting cross beam 33 of 30 corresponding two nail Leading boards 32 of a guide nail slot and longitudinally connected two nail Leading boards 32;The lifting electric
The pedestal of telescopic rod 31 is fixedly connected on work top 4, and is located at the front side of continuous nail feeding machanism 6, lifting electric telescopic rod 31
Push rod is fixedly connected with the front end of connecting cross beam 33;Extend to 32 left and right directions of nail Leading board, and penetrates through ground in longitudinal middle part
It is provided with the receiving sliding slot slid vertically for steel nail, the lower end of nail Leading board 32 is slidably connected with the upper surface of nail slide unit 22 is sent;
It is described adjust support 1 include pedestal 34 arranged at the bottom, be fixedly connected on 34 upper end of pedestal adjusting worm screw 35,
Side is open and is located at the adjustment housings 36 for adjusting 35 outside of worm screw and the lifting driving that 36 open-position-side of adjustment housings is arranged in
Mechanism;The upper end of the top plate on 36 top of adjustment housings is fixedly connected with the bottom end of working box 2;The lift drive mechanism
The cam of material output axis connection including lifting driving motor 37, vertically arranged and rotation center and lifting driving motor 37
39, upper end and the eccentric hinged Rocker arm 40 of 39 lateral surface of cam, crank arm 41 and the company of being assemblied in of upper end and 0 lower end of Rocker arm 4 hingedly
Worm gear 42 in joint chair 43;The lifting driving motor 37 is fixedly connected on the opening on 36 top of adjustment housings by connecting plate 44
Side, the inside of fishplate bar 44 are fixedly connected with sliding sleeve loaded on the guide sleeve for adjusting 35 outside of worm screw, can guarantee 42 phase of worm gear in this way
During moving up for adjusting worm screw 35, adjustment housings 36 can be stable mobile to top, and the attachment base 43 is fixed
It is connected to the open-position-side of 36 lower part of adjustment housings, the worm gear 42 is engaged with worm screw 35 is adjusted, and worm gear 42 passed through its both ends
Short axle 45 is rotatably connected in attachment base 43, and the short axle 45 of one end is rotationally pierced by after attachment base 43 and cranks arm 41
Lower end is fixedly connected.
Guide chute is offered in the middle part of the sliding block A11, slides the horizontally-guided plate A46's being plugged in guide chute
Both ends are fixedly connected with the left end of the left end of guide rail A10 and frame shape connection frame 15 respectively.
The support base A9 is made of I-steel.
The ejector pin platform 13 is fixedly connected by bolt with the upper end of sliding block A11.
By being uniformly distributed the connection of multiple buffer springs 55 therebetween between the sliding block C53 and clamping plate 54.
Described push pin 14 is blow molded into porous particle body by high molecular material, 14 is pushed pin by mass percentage, by following component
Composition:
2- methyl-tip-nip 1~87%;
Ultrapure water 5~86%;
Modification helps additive 3~28%;
Bis- [4- (2- acrylic the oxygroup)] benzene 6~38% of 1,1'- (1- methyl ethylidene);
Dignified promotor 9~29%;
Iron nanoparticle 2~95%;
Condensation promotes catalyst 4~20%.
It is the derivative of benzothiazole father-in-law that the modification, which helps additive, and molecular structural formula is as shown in Figure 9, wherein R is alkane
Base is 9~40 carbon atoms.
The dignified promotor is the derivative of ethyl butyrate, and molecular structural formula is as shown in Figure 10, molecular formula are as follows:
C6H10O3ClX;Wherein, X is group;The molecular structural formula of the X group is as shown in figure 11, the group Molecule formula are as follows:
C20H18P;
It is the derivative of aurin tricarboxyli acid (ATA) that the condensation, which promotes catalyst, and molecular structural formula is as shown in figure 12, wherein B
The molecular structural formula of group is as shown in figure 13, molecular formula are as follows: C19H14O3.
It is described push pin 14 preparation method the following steps are included:
Step 1: it is added in batch reactor according to mass percent by the 2- methyl in component-tip-nip is matched, together
When be added ultrapure water, start the blender in batch reactor, setting speed is 1rpm~87rpm;
Step 2: after batch reactor operates 5~86 minutes, modification is added and helps additive and 1,1'- (1- methyl ethylidene)
Bis- [4- (2- acrylic oxygroup)] benzene, the seal steam started in batch reactor depressurize warmer, temperature are made to rise to 3 DEG C~78
DEG C, dignified promotor and iron nanoparticle is added, is stirred evenly in batch reactor, obtains the homogenate of S component;
Step 3: the condensation in proportion component is weighed according to mass percent and promotes catalyst, mixes and stirs with the homogenate of S component
It mixes, the seal steam decompression warmer being again started up in batch reactor keeps the temperature 9~29 points controlled at 6 DEG C~38 DEG C
Clock discharges into molding press to get to pushing pin 14.
The course of work: pass through the push rod of lifting electric telescopic rod 31 extension and contraction control in the longitudinal direction, adjustable two guide pins
The bottom end of plate 32 and send nail 22 upper surface of slide unit between spacing.Two steel nails are assemblied in respectively in two nail Leading boards 32
It accommodates in sliding slot, steel nail is connected to the upper surface for sending nail slide unit 22 always under Gravitative Loads;It is stretched by controlling longitudinal electric
Contracting bar 19 stretches, and can send the sliding of needle slide unit 22 along the longitudinal direction by the drive of slide block B 18, and then can make to send needle slide unit 22
On two guide nail slots 30 be moved respectively to the underfaces of two nail Leading boards 32, so as to so that two steel nails bottom
One rivet nut is placed under the action of self-weight in guide nail slot 30, then by the push rod of control longitudinal electric telescopic rod 19 to overhanging
Out, it pushes and send needle slide unit 22 side is mobile backward, and then pass through the transverse shifting of two guide nail slots 30, by the most lower of two steel nails
One rivet nut of side is taken out of, the stopping when two guide nail slots 30 are moved to the position of corresponding two needle passing holes 25.Pass through control again
The stretching of the push rod of transverse electric push rod 12 pushes sliding block A11 from right to left close to sending 22 ground of needle slide unit mobile, and two-phase is pushed pin
14 are passed through by the needle passing hole 25 crossed in needle block 24 on right side respectively, and then the rivet nut being located in two guide nail slots 30 is pushed away to the left,
Pass through two rivet nuts by the needle passing hole 25 crossed in needle block 24 in left side respectively and respectively enters in two storage boxes 28, it will be former
What this solid water device for being located in multiple material troughs 29 was unified runs through connection.When needing replacing storage box 28, it can pass through
Two couples of transverse electric telescopic rod B51 in clamping device 56 are controlled to realize, the push rod of each pair of transverse electric telescopic rod B51 is simultaneously
When stretching, pushes corresponding a pair of sliding block C53 and drives the clamping plate 54 of upper part connection is close to each other to clamp storage box 28,
And the push rod of each pair of transverse electric telescopic rod B51 drives corresponding a pair of sliding block C53 simultaneously upper part to be driven to connect when retracting at the same time
The clamping plate 54 connect is located remotely from each other to convert releasing orientation by clamped condition for storage box 28.