CN207574696U - A kind of Multifunctional trolley case - Google Patents

Abstract

A kind of Multifunctional pull rod box structure includes：Lower box,Upper box,Pull rod,Locator,Side plate supporting rack,Poster tightening device,Two vertical tubes of upper box frame are inserted into can be up and down in lower box two vertical tubes of frame front end,Pull rod is inserted into from the groove tube square hole of upper box frame until to can be up and down in two vertical tubes of lower box back-end framework,Pass through the up and down of upper box,So as to reach the adjustment of volume,Upper box left side plate has the first working condition and the second working condition,From the first working condition to the conversion of the second working condition,Realize the function that folding table is converted to from trolley case,Under,G shape casings are respectively provided on upper box front-side frame,Realize the function of carry poster,The utility model is simple in structure,It is easy to carry,Suitable for being used in the room of countryside,It can be used as storage tank use and also serve as small pull a cart,Folding table uses,Also it is attached to the function of carry poster.

Description

A kind of Multifunctional trolley case

Technical field

The utility model is related to trolley case and portable folding tables

Background technology

At present, everybody goes out to set up a stall, product open air displaying sale, outdoor recruitment, needs to carry the knapsack of conveying articles, draw Rod box or carton are small to pull a cart to wait tools, it is also necessary to carry a folding table for showing article, it is also necessary to carry publicity Advertisement display rack and poster.Whole flow process is cumbersome, very inconvenient.

Chinese patent 201420834025.7 discloses a kind of foldable multifunctional tables and chairs, which can be folded into One rectangular locker, frame body, panel, middle plate, bottom plate, backboard and the installation that the multifunctional folding chair includes square structure are solid Castor at frame body bottom four corners, the panel left and right side are provided with folding expanded body, the expanded body packet The first left plate and the first right plate are included, the second left plate and back side panel, the first right side are connected on front side of first left plate The second right plate is connected on front side of plate, each side plate is made to be spliced to form a desktop each other, a pull rod is further included on the frame body Device.Compared with prior art, the utility model is integrally made of plastic plate or high density fiberboard, simple in structure, material Expect it is spry and light, it is easy to carry, it is highly practical suitable for being used in the room of countryside, can be formed after expansion can desk, storing can be formed after folding Cabinet, chair etc., realize multi-purpose content.And so design, folded sheet are hung on the outside of babinet, are not fixed, after opening, support is not Enough power, highly immobilizes, it is impossible to highly be adjusted on demand, without carry sea function.Report has developed for appeal problem A kind of novel and multifunctional trolley case fully combines volume adjustable trolley case and folding table, the function of poster displaying.

Invention content

A kind of Multifunctional trolley case, the Multifunctional trolley case volume adjustable size and height of table top, are extended to desk, It can be included in babinet front carry poster, a kind of Multifunctional pull rod box structure：Lower box, upper box, pull rod, locator, side plate Supporting rack, poster tightening device (such as Fig. 1), the lower box is by lower box frame 3 (such as Fig. 8), a pair of of running wheel 4, case Body supporting rack 1, case shell 2, G shapes casing 5 (such as Fig. 5), bottom plate composition, the upper box (such as Figure 10) by upper box frame 8 (such as Figure 11), G shapes casing 5, cover board 11, left side plate 10 (such as Figure 11), foreboard 9, back plate 18, hinge 13 form, the pull rod 12 (such as Figure 14) are made of two vertical tubes and a transverse tube, and the locator (such as Figure 15) is by a piece of spring leaf and cylinder structure Into the side plate supporting rack (such as Figure 13) is made of side plate support frame base 20 and support plate 17, and the poster tenses dress (such as Fig. 7) is put by poster tightening device pedestal 20 (such as Figure 16), spring 21 (such as Figure 17), rotary shaft 19 (such as Figure 18), hanging scroll 22 (such as Figure 19) is formed.A kind of Multifunctional trolley case is using lower box as static housing, and upper box is active box, upper box frame 3 Two vertical tubes are inserted into 8 front ends two of lower box frame with can be up and down in vertical tube, and pull rod 12 is from the groove tube of upper box frame 8 15 square holes be inserted into until arrive in the vertical tube of lower box frame 3 rear end two can up and down (such as Fig. 2), by adjusting upper box frame 8 vertical tubes and pull rod are up and down in 3 vertical tube of lower box frame, high so as to reach Multifunctional trolley case volume size and desktop The adjustment (conversion of such as Fig. 1 to Fig. 3) of degree limits 8 vertical tube of upper box frame and pull rod 14 in lower box frame by locator 14 Activity inside 3 vertical tube of frame, hinge 13 have the first working condition and the second work shape with left side plate 10 and side plate supporting rack State, three's state cooperate, and 13 angle state of hinge is 90 degree during in the first working condition, and left side plate 10 is in vertically State is fitted without support plate 17 (such as Fig. 4) on side plate supporting rack, and 13 angle state of hinge is during in the second working condition 180 degree, left side plate 10 is in horizontality, support plate 17 (such as Fig. 3) is mounted on side plate supporting rack, from the first working condition To the conversion of the second working condition, realize the function that folding table is converted to from trolley case, for by poster carry in trolley case just Face, is respectively provided with G shapes casing 5 on lower box frame 3 and upper box front-side frame 8, and 5 the inside of G shapes casing is provided with g Shape pipe 6,6 the inside of g shapes pipe are provided with poster tension device, and poster both ends are inserted into 5 the inside of G shapes casing, are tightened up carry Trolley case front, it is achieved thereby that metal material integrally can be used in the function of carry poster, the utility model, can also be used plastics Plate or high density fiberboard are made, simple in structure, and material is spry and light, easy to carry, highly practical suitable for being used in the room of countryside, One Multifunctional trolley case, can be used as storage tank use also serve as it is small pull a cart, folding table use, the function in also attached carry sea, Make labourer time saving and energy saving, it is more cost-effective.

Description of the drawings

Fig. 1 is that a high position for the utility model Multifunctional trolley case embodiment is launched into folding table status diagram

Fig. 2 is the utility model Multifunctional trolley case circuit theory schematic diagram

Fig. 3 is that the low level of the utility model Multifunctional trolley case embodiment is launched into folding table status diagram

Fig. 4 is the home state schematic diagram of the utility model Multifunctional trolley case embodiment

Fig. 5 is the utility model Multifunctional trolley case G shape casing schematic elevation views

Fig. 5-1 is the utility model Multifunctional trolley case G shape casing schematic side views

Fig. 6 is that the utility model Multifunctional trolley case G shapes casing pulls out g shape pipe combination schematic elevation views

Fig. 7 is the utility model Multifunctional trolley case case shell schematic elevation view

Fig. 8 is the utility model Multifunctional trolley case left side plate schematic elevation view

Fig. 9 is the utility model Multifunctional trolley case frame body schematic diagram

Figure 10 is the utility model Multifunctional trolley case lower box status diagram

Figure 11 is the utility model Multifunctional trolley case upper box unfolded state schematic diagram

Figure 12 is the utility model Multifunctional trolley case block schematic illustration

Figure 13 is the utility model Multifunctional trolley case groove tube schematic elevation view

Figure 14 is that the utility model Multifunctional trolley case shows that upper box side plate supporting rack is intended to

Figure 15 is the utility model Multifunctional trolley case support plate schematic diagram

Figure 16 is the utility model Multifunctional trolley case side plate support frame base schematic diagram

Figure 17 is the utility model Multifunctional trolley case locator schematic diagram

Figure 18 is that the utility model Multifunctional trolley case pull rod is intended to

Figure 19 is the utility model Multifunctional trolley case poster tension device schematic diagram

Figure 20 is the utility model Multifunctional trolley case poster tension device base schematic diagram

Figure 21 is the utility model Multifunctional trolley case poster tension device hanging scroll schematic elevation view

Figure 21-1 is the utility model Multifunctional trolley case poster tension device hanging scroll schematic side view

Figure 22 is the utility model Multifunctional trolley case poster tension device rotary shaft schematic diagram

Figure 23 is the utility model Multifunctional trolley case poster tension device spring schematic diagram

The label declaration of parts in schematic diagram：

1. case supports frame；2. case shell；3. lower box frame body；4. traveling wheel；5.G shape pipes；6.g shape pipes；7. poster is drawn Tight device；8. upper box frame；9. foreboard；10. left side plate；11. cover board；12. pull rod；13. hinge；14. locator；15. Groove tube；16. side plate support frame base；17. support plate；18. back plate；19. rotary shaft；20. poster tension device pedestal；21. Spring；22. hanging scroll；

Specific embodiment

The utility model is described in further detail with specific implementation technical solution below in conjunction with the accompanying drawings.

Referring to figs. 1 to Figure 23, a kind of Multifunctional trolley case in this programme, the Multifunctional trolley case volume adjustable size And height of table top, desk is extended to, it can be in babinet front carry poster.A kind of Multifunctional pull rod box structure includes：Lower box, Upper box, pull rod, locator, upper box side plate supporting rack, poster tightening device.

The specific technical solution of lower box is：Lower box is by lower box frame 3 (such as Fig. 8), a pair of of running wheel 4, babinet Supporting rack 1, case shell 2, G shapes casing 5 (such as Fig. 5), bottom plate composition, four riser upper ends opening of the lower box frame 3, after Vertical tube is longer than front end vertical tube, and rear riser upper end tube wall has location hole b1, and there is location hole c in lower end, and there have on preceding riser upper end tube wall to be fixed Position hole a1, forms groove between left and right sides upper lateral tube and front and rear vertical tube, the traveling wheel is arranged on after frame body between two vertical tubes, Wheel shaft is arranged among two location hole c, and the G shapes casing 5 is arranged on frame body front end vertical tube bottom end, and pipe lower end is provided with one Seam, pipe both sides port are open state, and poster can be to pass through, tell that G shapes casing the inside is cased with two isometric g shapes pipes 6, described 6 length of g shapes pipe is the half of G shapes casing 5, and the outer diameter of g shapes pipe 6 is equal to the internal diameter of G shapes casing 5, and g shapes pipe 6 is needing carry extra large Giving the correct time can pull out (such as Fig. 6), increase the following stress surface of institute's carry poster, poster is more smooth, and the case supports frame 1 is set Put in the bottom of lower box frame 3, the case shell 2 is square casing, there is location hole a2 and location hole b2 on case shell, four angles and Lower edges have boss, and projection width is the half of vertical tube width, and case shell 2 is arranged on the outside of frame, due to 2 four angles of case shell There is boss with lower edges, so after case shell 2 combines together with frame body 3, front and rear formation accommodation space H1, left and right, which is formed, to be accommodated Space H2 and the width of guide groove C (such as Fig. 9), cavity H1 and guide groove C are 1.2 times of upper box side plate boss thickness, cavity The width of H2 is 1.5 times of upper box side plate support frame base width, and the bottom plate is arranged on the bottom of frame body 3.

The specific technical solution of upper box is：Upper box (such as Figure 10) is by upper box frame 8 (such as Figure 11), G shapes casing 5, Cover board 11, left side plate 10 (such as Figure 11), foreboard 9, back plate 18, hinge 13 form, the upper box frame 8 by two vertical tubes, Two transverse tubes, a G shape casing, a groove tube 15 (such as Figure 12) are formed, and two vertical tubes are arranged on 5 both ends of G shapes casing, There is symmetrical location hole a on tube wall, the G shapes casing 5 is arranged on riser upper end, and pipe upper end is provided with a seam, pipe both sides port For open state, poster can be to pass through 5 the inside of G shapes casing is cased with two isometric g shapes pipes 6, and 6 length of g shapes pipe is The half of G shapes casing 5, the outer diameter of g shapes pipe 6 are equal to the internal diameter of G shapes casing 5, and g shapes pipe 6 can be pulled out when needing carry poster Come (such as Fig. 6), increase institute's carry poster top stress surface, poster is more smooth, and 6 external port of g shapes pipe is provided with poster drawing Tight device 7,15 bottom portion of groove of groove tube have square hole D, and tube wall has location hole B, and two vertical tubes of pull rod are inserted into square hole Face, can be freely up and down, and pull rod can be arranged in groove tube groove, and locator is provided on location hole, can need On upper box, the cover board 11 is arranged between frame G shapes pipe 5 and groove tube 15 steady brace when wanting, by hinge 13 with Groove tube 15 connects, and the foreboard 9 is arranged on 8 forepart of frame, is connect with G shapes casing 5, has gap between two vertical tubes, described Back plate 18 is arranged on 8 rear portion of frame, is connect with groove tube 15, there is location hole b4 on plate, and left side plate edge convex platform adds There are a cross reinforcing in the intensity of strong side plate, centre, strengthen side plate bearing capacity, while provide positioning for support, upper end is fluted 15 connect with hinge 13, and the left side plate 10 is arranged on 8 left and right sides of frame, is indirectly connected with by hinge 13 with babinet, institute It states hinge 13 to be arranged on two transverse tubes, with cover board 11, G shapes casing 5,15 upper end surface of groove tube is in same level.

The specific technical solution of upper box side plate supporting rack：Upper box side plate supporting rack (such as Figure 13) is by side plate supporting rack bottom Seat 16 and support plate 17 form, and the side plate support frame base 16 is L-type corner brace, has three cylinders on corner brace lateral surface, described There are three location holes in support plate 17, and two locating slots, slot 1 is 13 shaft locating slot of hinge, and slot 2 is 10 reinforcing rib of left side plate Locating slot, the support plate 17 are set on the base, three location holes and three cylindrical fits on chassis outer side face, described Side plate support frame base 16 is arranged in upper box " factory " glyph framework, is played a supporting role, is made when being launched into desk for side plate Left side plate 10 and cover board 11 are maintained at same level face.

The specific technical solution of pull rod is：Pull rod 12 (such as Figure 14) is made of two vertical tubes and a transverse tube, tells two Vertical tube is arranged on transverse tube both ends, there is symmetrical equidistant location hole b on vertical tube,

The specific technical solution of locator is：Locator 14 (such as Figure 15) is made of a piece of spring leaf and cylinder, spring Piece is " 7 " font, and the cylinder is arranged on the spring leaf back side, and diameter as b, acts on steady brace with location hole a With upper box in specific position.

The specific technical solution of poster tension device is：Poster tension device is arranged on 5 the inside of upper box g shapes pipe, poster Tension device (such as Fig. 7) is by poster tension device pedestal 20 (such as Figure 16), spring 21 (such as Figure 17), rotary shaft 19 (such as Figure 18), Hanging scroll 22 (such as Figure 19) forms, and the poster tension device pedestal 20 is arranged on g pipe external end heads, a slot is opened on pedestal end face, Poster pierces into from here, there is axis hole on the boss on pedestal, and described 21 one end of spring is fixed on poster tension device pedestal 20, Other end is fixed in rotary shaft 19, and the rotary shaft 19 is provided with a bar groove and three there are one swivel head among axis tail portion Location hole is inserted into from the axis hole of poster tension device pedestal 20, and tail portion coordinates with 22 central plate of hanging scroll, 22 center of hanging scroll There are three location holes coaxial with rotary shaft 19 on plate, when rotation rotary shaft 19, hanging scroll 22,21 synchronous rotary of spring, due to bullet 21 one end of spring is fixed on poster tension device pedestal 20, and spring 21 is deformed, and is generated torsion, is loosened rotary shaft, turning round Under the action of power, 22 negative direction of hanging scroll rotation, so as to tense the poster hung over above.

When needing to adjust the volume of adjustment box body of draw-bar box, the locator 14 on lower box is extracted out, is detached from location hole, Then upper box is up lifted, the volume of trolley case is tuned up, and upper box is pressed down, and the volume of trolley case is turned down, is connect It and corresponding location hole is transferred to same axis, locator is inserted into inside location hole, just completes the adjustment of volume.

When needing to use desk, the locator coordinated with pull rod location hole is extracted out, pull rod 12 is then put into top box In body groove tube 15, then locator 14 is inserted into inside location hole, such cover board 11 can be used as small table surface. When needing to use more large table surface, the left side plate 10 of upper box is pulled out, turns over and turn 90 degrees, it is left that support plate is installed positioning Right plate is formed the desk of area bigger, height that can be as needed, and upper box is lifted or is pushed.When not used, will Support plate 17 removes, and left side plate 10 is inserted into inside storage space H1 and H2.

When needing carry poster, can the length from the inner extraction g shapes pipe 6 of G shapes casing 5 be determined, first according to the width of poster By poster through in lower end G shapes casing 5, then by 19 rotating Vortex of poster tension device rotary shaft in upper end g shapes pipe 6, pipe Built-in spring 21 is deformed, and and then fills in poster from 20 opening of poster tension device pedestal, reaches other side, Rotary shaft 19 is decontroled, under the restoring force of spring, the hanging scroll 22 in tension device rotates, and poster and then turns together, thus will be extra large Report tenses, and so far completes the displaying of poster.

The various functions displaying of Multifunctional trolley case finishes, and a Multifunctional trolley case is pulled a cart completely instead of small, is folded Table, the simple function of poster Display Rack make labourer time saving and energy saving, more cost-effective.

Claims (8)

1. a kind of Multifunctional trolley case, the Multifunctional trolley case volume adjustable size and height of table top, are extended to desk, can In babinet front carry poster, a kind of Multifunctional pull rod box structure includes：Lower box, upper box, pull rod, locator, upper box Side plate supporting rack, poster tension device, the lower box is by lower box frame, a pair of of running wheel, case supports frame, case Shell, G shape casings, bottom plate composition, the upper box is by upper box frame, G shape casings, cover board, left side plate, foreboard, back plate, Hinge forms, and the pull rod is made of two vertical tubes and a transverse tube, and the locator is by a piece of spring leaf and cylinder It forms, the upper box side plate supporting rack is by side plate support frame base with side plate gripper shoe groups into poster tightening fills Put by poster tension device pedestal, spring, rotary shaft, hanging scroll composition, the Multifunctional trolley case using lower box as static housing, Upper box is active box, and two vertical tubes of upper box frame are inserted into lower box frame front ends two with can be up and down in vertical tube, draw Bar is inserted into from the groove tube square hole of upper box frame until to can be up and down in two vertical tubes of lower box back-end framework, passing through tune Whole upper box frame vertical tube and pull rod are up and down in lower box frame vertical tube, big so as to reach Multifunctional trolley case volume Small and height of table top adjustment limits the work of upper box frame vertical tube and pull rod inside lower box frame vertical tube by locator Dynamic, hinge has the first working condition and the second working condition with left side plate and side plate supporting rack, and three's state cooperates, Hinge angle state is 90 degree during in the first working condition, and left side plate is in vertical state, does not pacify on side plate supporting rack Side plate support plate is filled, hinge angle state is 180 degree during in the second working condition, and left side plate is in horizontality, side plate Side plate support plate is mounted on supporting rack, from the first working condition to the conversion of the second working condition, realizes and turns from trolley case The function of folding table is changed to, is that poster carry is positive in trolley case, under, G shapes is respectively provided on upper box front-side frame Casing, the G shapes casing the inside are provided with g shape pipes, are provided with poster tension device inside the g shapes pipe, poster both ends are inserted Enter inside G shapes casing, carry trolley case front is tightened up, it is achieved thereby that the function of carry poster, the utility model integrally may be used Using metal material, plastic plate can also be used or high density fiberboard is made, simple in structure, material is spry and light, easy to carry, fits Used in the room of countryside, highly practical a, Multifunctional trolley case, can be used as storage tank use also serve as it is small pull a cart, fold Table uses, also the subsidiary function in carry sea, makes labourer time saving and energy saving, more cost-effective.

2. according to a kind of Multifunctional trolley case of claim 1, it is characterised in that：The volume size and height of table top of trolley case are can It adjusts, folding table use can be converted to, there is carry poster.

3. according to a kind of Multifunctional trolley case of claim 1, it is characterised in that：The lower box is a pair of by lower box frame Running wheel, case supports frame, case shell, G shape casings, bottom plate composition, four riser upper ends opening of the lower box frame, after Vertical tube is longer than front end vertical tube, and rear riser upper end tube wall has location hole, and there is location hole in lower end, has positioning on preceding riser upper end tube wall Hole, forms groove between left and right sides upper lateral tube and front and rear vertical tube, the traveling wheel is arranged on after frame body between two vertical tubes, wheel shaft It is arranged among two location holes, the G shapes casing is arranged on frame body front end vertical tube bottom end, and pipe lower end is provided with a seam, pipe two Side ports are open state, and poster can be to pass through telling and be cased with two isometric g shape pipes, the g shapes pipe range inside G shapes casing The half for G shape casings is spent, the outer diameter of g shape pipes is equal to the internal diameter of G shape casings, and g shapes pipe can be pulled out when needing carry poster Come, increase the following stress surface of institute's carry poster, poster is more smooth, and the case supports frame is arranged on the bottom of lower box frame Portion, the case shell are square casing, there is location hole on case shell, and four angles and lower edges have boss, and projection width is wide for vertical tube The half of degree, case shell are arranged on the outside of frame, since there is boss at four angles of case shell and lower edges, so case shell and frame body After combination together, front and rear formation accommodation space H1, left and right forms the width of accommodation space H2 and guide groove C, cavity H1 and guide groove C Spend 1.2 times for upper box side plate boss thickness, the width of cavity H2 is 1.5 times of upper box side plate support frame base width, institute State the bottom that bottom plate is arranged on frame body.

4. according to a kind of Multifunctional trolley case of claim 1, it is characterised in that：The poster tension device is arranged on upper box Inside g shapes pipe, poster tension device tenses dress by poster tension device pedestal, spring, rotary shaft, hanging scroll composition, the poster Bottom set seat is arranged on pipe external end head, and a slot is opened on pedestal end face, and poster pierces into from here, has axis hole on the boss on pedestal, The spring one end is fixed on poster tension device pedestal, and other end is fixed on the rotary shaft, and there are one the rotary shafts Swivel head is provided with a bar groove and three location holes among axis tail portion, is inserted into from the axis hole of poster tension device pedestal, tail portion is with hanging Axis center plate coordinates, and has three location holes with concentric rotation axis on the hanging scroll central plate, when rotation rotary shaft, hanging scroll, bullet Spring synchronous rotary, since spring one end is fixed on poster tension device pedestal, spring is deformed, and is generated torsion, is loosened Rotary shaft, under the action of torsion, hanging scroll negative direction rotation, so as to tense the poster hung over above.

5. according to a kind of Multifunctional trolley case of claim 1, it is characterised in that：The upper box is by upper box frame, G shape sets Pipe, cover board, left side plate, foreboard, back plate, hinge composition, the upper box frame is by two vertical tubes, two transverse tubes, a G shape Casing, a groove tube are formed, and two vertical tubes are arranged on G shape casings both ends, have symmetrical location hole, the G on tube wall Shape casing is arranged on riser upper end, and pipe upper end is provided with a seam, and pipe both sides port is open state, and poster can be to pass through the G Two isometric g shape pipes are cased with inside shape casing, the g shapes length of tube is the half of G shapes casing 5, and the outer diameter of g shape pipes is equal to G The internal diameter of shape casing, g shapes pipe can be pulled out when needing carry poster, increase institute's carry poster top stress surface, poster is more Add smooth, the g shapes pipe external port is provided with poster tension device, and the groove tube bottom portion of groove has square hole, and tube wall has fixed Position hole, two vertical tubes of pull rod are inserted into inside square hole, can be freely up and down, and pull rod can be arranged in groove tube groove, Locator is provided on location hole, can when needed steady brace on upper box, the cover board be arranged on frame G shapes pipe and It between groove tube, is connect by hinge with groove tube, the foreboard is arranged on frame front, perpendicular with two with G shape casing connections There is gap between pipe, the back plate is arranged on frame rear portion, is connect with groove tube, there is location hole, the left side plate edge on plate Convex platform strengthens the intensity of side plate, and there is a cross reinforcing in centre, strengthens side plate bearing capacity, while provide positioning for support, on Fluted and hinge connection is held, the left side plate is arranged at left and right sides of frame, is indirectly connected with by hinge and babinet, described Hinge is arranged on two transverse tubes, and with cover board, G shape casings, groove tube upper end surface is in same level.

6. according to a kind of Multifunctional trolley case of claim 1 or 5, it is characterised in that：The upper box side plate supporting rack is by side Plate bracing frame pedestal and gripper shoe groups are L-type corner brace into, the side plate support frame base, have three cylinders on corner brace lateral surface, There are three location holes in the support plate, and two locating slots, slot 1 is hinge shaft locating slot, and slot 2 is determined for left side plate reinforcing rib Position slot, the support plate are set on the base, three location holes and three cylindrical fits on chassis outer side face, the side plate branch Support pedestal is arranged in upper box " factory " glyph framework, is played a supporting role when being launched into desk for side plate, is made left side plate Same level face is maintained at cover board.

7. according to a kind of Multifunctional trolley case of claim 1, it is characterised in that：The pull rod is by two vertical tubes and a transverse tube It forms, tells that two vertical tubes are arranged on transverse tube both ends, there is symmetrical equidistant location hole on vertical tube.

8. according to a kind of Multifunctional trolley case of claim 1, it is characterised in that：The locator is by a piece of spring leaf and cylinder Body is formed, and spring leaf is " 7 " font, and the cylinder is arranged on the spring leaf back side, and for diameter as location hole, effect is solid Pull rod and upper box are determined in specific position.