CN110432637B - Growth type student schoolbag with adjusting function - Google Patents
Growth type student schoolbag with adjusting function Download PDFInfo
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- CN110432637B CN110432637B CN201910723658.8A CN201910723658A CN110432637B CN 110432637 B CN110432637 B CN 110432637B CN 201910723658 A CN201910723658 A CN 201910723658A CN 110432637 B CN110432637 B CN 110432637B
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 229920003023 plastic Polymers 0.000 claims abstract description 21
- 239000004033 plastic Substances 0.000 claims abstract description 21
- 230000006870 function Effects 0.000 abstract description 7
- 230000009711 regulatory function Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
- A45F3/042—Sacks or packs carried on the body by means of two straps passing over the two shoulders specially adapted for school children
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
- A45F3/047—Sacks or packs carried on the body by means of two straps passing over the two shoulders with adjustable fastenings for the shoulder straps or waist belts
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
- A45F3/08—Carrying-frames; Frames combined with sacks
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/14—Carrying-straps; Pack-carrying harnesses
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
- A45F2003/045—Sacks or packs carried on the body by means of two straps passing over the two shoulders and one additional strap around the waist
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/14—Carrying-straps; Pack-carrying harnesses
- A45F2003/142—Carrying-straps
Abstract
The utility model provides a growth type student schoolbag that possesses regulatory function, includes main package, pectoral girdle, back system, man-machine cushion, base and hip belt, main package detachable installs on the base, back system is located the rear of main package and installs on the rear end of base, back system includes support, back upper and lower adjustment mechanism, two shoulder control adjustment mechanism and two shoulder front and back adjustment mechanism, support fixed mounting is on the rear end of base, man-machine cushion is located the rear of support and installs on the base, the left and right sides of base rear end is equipped with first plastics buckle respectively, both ends are equipped with the second plastics buckle respectively about the hip belt, but mutual lock joint between second plastics buckle and the first plastics buckle. The invention provides a growth type student schoolbag with an adjusting function, which can meet the needs of students of 7-12 years old in different sizes.
Description
Technical Field
The invention relates to the technical field of student supplies, in particular to a growth type student schoolbag with an adjusting function.
Background
The current generation pupil has great learning pressure and excessive academic burden. Along with huge academic pressure, the schoolbag of the student also tends to be heavy, and the healthy development of the student is affected. The investigation shows that the cervical spondylosis patients in the teenagers in China account for 10 to 20 percent of the total patients. One of the main causes of the disease is that the students have great study pressure and the schoolbag is too heavy and unreasonable to bear. Although various schoolbags are available on the market, most of the schoolbags are required to have the appearance, the design on the man-machine size is unreasonable, the comfort level is not high, and the requirements of students are difficult to meet in the aspect of functions.
Disclosure of Invention
In order to overcome the defects of the existing student schoolbag, the invention provides a growth type student schoolbag with an adjusting function, which can meet the needs of students with ages of 7-12 years.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a growth type student schoolbag with regulatory function, includes main package, pectoral girdle, back system, man-machine cushion, base and hip belt, main package detachable installs on the base, back system is located the rear of main package and installs on the rear end of base, back system includes support, back up-down adjustment mechanism, two baldrics, two shoulder control adjustment mechanism and two shoulder control mechanism, support fixed mounting is on the rear end of base, man-machine cushion is located the rear of support and installs on the base, the left and right sides of base rear end is equipped with first plastics buckle respectively, the left and right sides of hip belt is equipped with the second plastics buckle respectively, but the mutual lock joint between second plastics buckle and the first plastics buckle;
the back up-down adjusting mechanism comprises a large sleeve, a small sleeve, a connecting rod reset spring, a push button and a handle, wherein the lower end of the large sleeve is fixedly arranged on a bracket, the small sleeve is sleeved in the large sleeve, the upper end of the small sleeve is connected with the handle, positioning holes are respectively arranged on the left side and the right side of the lower part of the small sleeve, the connecting rod is positioned in the small sleeve, the lower end of the connecting rod is respectively connected with two locking structures, the two locking structures are symmetrically arranged left and right, each locking structure comprises a first connecting rod, a second connecting rod and locking pins with the same number of the positioning holes on the small sleeve, one end of the first connecting rod is hinged with the lower end of the connecting rod, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is connected with the locking pins through a connecting plate, the locking pin can move left and right and is arranged in a positioning hole of the small sleeve, the upper end of the connecting rod reset spring is connected with the lower end of the connecting rod, the lower end of the connecting rod reset spring is fixed in the small sleeve, a waist-shaped hole is formed in the front side surface of the upper part of the small sleeve, the push Niu An is arranged in the waist-shaped hole and is connected with the upper end of the connecting rod, a row of equally-spaced positioning holes are respectively formed in the left side and the right side of the upper part of the large sleeve, the spacing of the positioning holes is identical to the spacing of the positioning holes on the small sleeve, a distance indication mark is arranged on the small sleeve, a row of indication holes for being matched with the distance indication mark to be exposed are also formed in the front side surface of the large sleeve, and the spacing of two adjacent indication holes is identical to the spacing of two adjacent positioning holes on the large sleeve; firstly, the push button is pushed downwards to enable the locking pins on the left side and the right side to retract from the positioning holes on the large sleeve, then the handle is pulled to drive the small sleeve to move up and down, after the height is adjusted, the distance indication mark is displayed at the corresponding indication hole at the same time, and finally the push button is reset to realize position locking;
the two shoulder straps are symmetrically arranged left and right and are respectively arranged on the cross beam through a shoulder left and right adjusting mechanism, the middle part of the cross beam is fixedly connected with the upper end of the small sleeve, and the left and right ends of the cross beam are respectively provided with a first limiting hole; the shoulder left-right adjusting mechanism comprises an inverted L-shaped sliding block, a through groove is formed in the transverse portion of the inverted L-shaped sliding block, the inverted L-shaped sliding block is sleeved on the cross beam in a manner of covering the through groove to move left and right, corresponding second limiting holes are formed in the upper wall and the lower wall of the through groove respectively, the distance is adjusted left and right, and then the second limiting holes are connected with the first limiting holes through screws, so that the left-right distance adjustment of the shoulder straps is achieved; the two shoulder straps respectively realize the adjustment of the length of the shoulder straps through a shoulder front-back adjusting mechanism.
Further, the shoulder front-rear adjusting mechanism comprises an inserting sheet, a button and a button reset spring, wherein a spring mounting groove is formed in the upper end of the inserting sheet, the button is mounted in the spring mounting groove through the button reset spring, a connector connected with a shoulder strap is arranged at the lower end of the inserting sheet, a sliding groove is formed in the vertical part of the inverted L-shaped sliding block along the length direction of the inverted L-shaped sliding block, three button holes matched with the button are formed in the rear side surface of the sliding groove, the three button holes are communicated with the sliding groove and are arranged in a row to form three gears, the opening of the sliding groove is arranged downwards, and the upper end of the inserting sheet is inserted into the sliding groove from bottom to top; when the length of the shoulder strap needs to be adjusted, the connector is pulled, the inserting piece moves in the sliding groove, and meanwhile the inserting piece is clamped in the button hole through the button on the inserting piece, so that limiting is achieved.
Still further, the first plastic fastener is a male fastener, and the second plastic fastener is a female fastener.
Still further, first spacing hole, second spacing hole distribution are provided with two rows.
Still further, the upper portion of connecting rod and its lower extreme are all installed in a vertical spacing inslot, and the connecting plate of two locking structures is installed respectively in a horizontal spacing inslot, vertical spacing inslot and horizontal spacing inslot all set up on the small sleeve inner wall.
Still further, the rear side and the bottom of main package are connected with support, base through primary and secondary knot respectively.
Still further, the support includes two montants, a cross axle and slot, both ends are respectively with base fixed connection about the cross axle, slot fixed mounting is on the middle part of cross axle, big telescopic lower extreme is pegged graft in the slot and is fixed through the screw, two montants are located big telescopic left and right sides respectively, all are equipped with a row of knot hole that is used for installing son knot or box on every montant.
Still further, the man-machine cushion is pasted on the backboard through the magic tape, the left and right sides of the lower extreme of backboard is equipped with a sleeve pipe respectively, and two sleeve pipes suit respectively on the left and right sides of cross axle.
The beneficial effects of the invention are mainly shown in the following steps: by adjustment between the various mechanisms of the backpack system; the back of the backpack system is adjusted up and down, the shoulder of the backpack system is adjusted back and forth, and the shoulder is adjusted left and right, so that the requirements of students of 7-12 years old in different sizes are met, and the modularized schoolbag saves resources and is high in sustainability.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is a schematic structural view of the present invention.
Fig. 3 is a diagram showing an initial state of back up-down adjustment of the backpack system.
Fig. 4 is a schematic view of the back up adjustment of the backpack system.
Fig. 5 is a schematic view of the back up-down adjusting mechanism in the state of fig. 3.
Fig. 6 is a schematic view of the back up-down adjusting mechanism in the state of fig. 4.
Fig. 7 is a view of the shoulder forward and rearward adjustment mechanism of the backpack system in an extended state.
Fig. 8 is a view of the shoulder fore and aft adjustment mechanism of the backpack system in a contracted state.
Fig. 9 is a section A-A of fig. 7.
Fig. 10 is a state diagram in which the button in fig. 9 is pressed.
Fig. 11 is a schematic view of a shoulder side-to-side adjustment configuration of the backpack system.
Fig. 12 is a schematic view of fig. 11 after left and right side adjustment.
Fig. 13 is a schematic view of the hip belt after removal.
Fig. 14 is an initial position diagram of the distance indication mark.
Fig. 15 is a schematic view of the location of the distance indication mark after the small sleeve is pulled up.
Fig. 16 is a schematic view of the location of the distance indication marks on the small sleeve.
Fig. 17 is a schematic diagram of the assembly of the main bag with the base and the bracket.
Fig. 18 is a view showing the snap fastener in a separated state.
Fig. 19 is a view showing the state of the snap fastener being closed.
Fig. 20 is a schematic view of the assembly between the human-machine cushion and the back plate, the bracket.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 20, a growing student schoolbag with an adjusting function comprises a main bag 1, a chest strap 2, a carrying system 3, a man-machine cushion 4, a base 5 and a hip strap 6, wherein the main bag 1 is detachably arranged on the base 5, the carrying system 3 is positioned behind the main bag 1 and is arranged at the rear end of the base 5, the carrying system 3 comprises a bracket, a back up-down adjusting mechanism, two shoulder left-right adjusting mechanisms and two shoulder front-rear adjusting mechanisms, the bracket is fixedly arranged at the rear end of the base 5, the man-machine cushion 4 is positioned behind the bracket and is arranged on the base 5, the left side and the right side of the rear end of the base 5 are respectively provided with a first plastic buckle, the left end and the right end of the hip strap 6 are respectively provided with a second plastic buckle, and the second plastic buckle and the first plastic buckle are mutually buckled;
the back up-down adjusting mechanism comprises a large sleeve 11, a small sleeve 16, a connecting rod 12, a connecting rod return spring 15, a push button 8 and a handle 7, wherein the lower end of the large sleeve 11 is fixedly arranged on a bracket, the small sleeve 16 is sleeved in the large sleeve 11, the upper end of the small sleeve 16 is connected with the handle 7, the left and right sides of the lower part of the small sleeve 16 are respectively provided with a positioning hole, the connecting rod 12 is positioned in the small sleeve 16, the lower end of the connecting rod is respectively connected with two locking structures, the two locking structures are symmetrically arranged left and right, each locking structure comprises a first connecting rod 13, a second connecting rod 14 and locking pins with the same number of positioning holes on the small sleeve 16, one end of the first connecting rod 13 is hinged with the lower end of the connecting rod 12, the other end of the first connecting rod 13 is hinged with one end of the second connecting rod 14, the other end of the second connecting rod 14 is connected with the locking pins 10 through a connecting plate, the locking pin 10 can move left and right and is arranged in a positioning hole of the small sleeve 16, the upper end of the connecting rod return spring 15 is connected with the lower end of the connecting rod 12, the lower end of the connecting rod return spring 15 is fixed in the small sleeve 16, a waist-shaped hole is arranged on the front side surface of the upper part of the small sleeve 16, the push button 8 is arranged in the waist-shaped hole and is connected with the upper end of the connecting rod 12, a row of equally-spaced positioning holes are respectively arranged on the left side and the right side of the upper part of the large sleeve 11, the spacing of the positioning holes is the same as the spacing of the positioning holes on the small sleeve 16, a distance indication mark 9 is arranged on the small sleeve 16, a row of indication holes for being matched with the distance indication mark 9 to be exposed are also arranged on the front side surface of the large sleeve 11, and the spacing of two adjacent indication holes is the same as the spacing of two adjacent positioning holes on the large sleeve 11; firstly, the push button 8 is pushed downwards to enable the locking pins 10 on the left side and the right side to retract from the positioning holes on the large sleeve 11, then the handle 7 is pulled to drive the small sleeve 16 to move up and down, after the height is adjusted, the distance indication mark 9 is displayed in the corresponding indication hole at the same time, and finally, the push button 8 is reset to realize position locking;
the two shoulder straps are symmetrically arranged left and right and are respectively arranged on the cross beam through a shoulder left and right adjusting mechanism, the middle part of the cross beam 25 is fixedly connected with the upper end of the small sleeve 16, and the left and right ends of the cross beam 25 are respectively provided with a first limiting hole; the shoulder left-right adjusting mechanism comprises an inverted L-shaped sliding block, a through groove is formed in the transverse portion of the inverted L-shaped sliding block, the inverted L-shaped sliding block is sleeved on the cross beam in a manner of covering the through groove to move left and right, corresponding second limiting holes are formed in the upper wall and the lower wall of the through groove respectively, the distance is adjusted left and right, and then the second limiting holes are connected with the first limiting holes through screws 26, so that the left-right distance adjustment of the shoulder straps is achieved; the two shoulder straps respectively realize the adjustment of the length of the shoulder straps through a shoulder front-back adjusting mechanism.
Further, the shoulder front-rear adjusting mechanism comprises an inserting sheet, a button 17 and a button reset spring 22, wherein a spring installation groove 23 is formed in the upper end of the inserting sheet, the button 17 is installed in the spring installation groove 23 through the button reset spring 22, a connector 18 connected with a shoulder strap is arranged at the lower end of the inserting sheet, a sliding groove 19 is formed in the vertical part of the inverted L-shaped sliding block along the length direction of the inverted L-shaped sliding block, three button holes matched with the button 17 are formed in the rear side surface of the sliding groove 19, the three button holes are communicated with the sliding groove 19 and are arranged in a row to form three gears, the opening of the sliding groove 19 is downwards arranged, and the upper end of the inserting sheet is inserted into the sliding groove 19 from bottom to top; when the length of the shoulder strap needs to be adjusted, the connector 18 is pulled, the inserting piece moves in the sliding groove 19, and meanwhile, the inserting piece is clamped in the button hole through the button 17 on the inserting piece, so that limiting is achieved.
Still further, the first plastic fastener is a male fastener 27, and the second plastic fastener is a female fastener 28.
Still further, first spacing hole, second spacing hole distribution are provided with two rows.
Still further, the upper portion of connecting rod 12 and its lower extreme are all installed in a vertical spacing inslot, and the connecting plate of two locking structures is installed respectively in a horizontal spacing inslot, vertical spacing inslot and horizontal spacing inslot all set up on the small sleeve 16 inner wall.
Still further, the rear side and the bottom of the main bag 1 are respectively connected with the bracket and the base 5 through the snap fastener.
Still further, the support includes two montants, a cross axle 31 and slot, both ends are respectively with base 5 fixed connection about the cross axle, slot fixed mounting is on the middle part of cross axle 31, big sleeve 11's lower extreme is pegged graft in the slot and is fixed through the screw, two montants are located big sleeve 11's left and right sides respectively, all are equipped with a row of knot hole that is used for installing son knot or box on every montant.
Still further, the man-machine cushion 4 is adhered to the back plate 30 by a hook and loop fastener, a sleeve is respectively disposed on the left and right sides of the lower end of the back plate 30, and the two sleeves are respectively sleeved on the left and right sides of the transverse shaft 31.
As shown in fig. 1, the present invention mainly comprises a main bag 1, a chest strap 2, a backpack system 3, a man-machine cushion 4, a base 5 and a hip strap 6. The chest strap adjusting mode and the hip strap adjusting mode are the same as the existing schoolbag chest strap adjusting mode.
As shown in fig. 3 and 4, the back up-down adjustment of the backpack system is schematically shown. By sliding the push button 8 downward, the lock pins 10 of the left and right rows caught on the large sleeve 11 are unlocked. Then, the handle 7 is pulled to adjust up and down according to the distance indication mark 9. Thereby achieving the purpose of adjusting the shoulder up and down.
As shown in fig. 5 and 6, the back up-down adjusting mechanism operates as follows: sliding the push button 8 downwards, sliding the connecting rod 12 therewith, compressing the connecting rod return spring 15; and the first connecting rods 13 on two sides are driven to slide at a certain angle, and then the second connecting rods 14 on two sides and the locking pins 10 in two left and right rows fixedly connected with the second connecting rods are driven to slide left and right, so that the small sleeve 16 and the large sleeve 11 are unlocked, and the height can be adjusted as required.
As shown in fig. 7, 8, 9 and 10, the button 17 on the shoulder adjusting chute is pressed, the button return spring 22 below the button 17 is compressed, the lower slider 21 of the connecting button 17 slides into the spring mounting groove 23, and the button 17 is pressed into the plane of the chute 19. At the same time, the connecting head 18 is pulled outwards, so that it is moved to the next gear. Thereby achieving the purpose of adjusting the shoulder back and forth.
The button 17 is pressed down firstly, the connector 18 is pulled simultaneously, the inserting sheet can be pulled, when the inserting sheet is pulled to the gear to be adjusted, the button on the inserting sheet is sprung into the button hole of the corresponding gear under the action of the button return spring 23, and then the limit is realized.
As shown in fig. 11 and 12, the left-right adjustment of the shoulder is completed by the key slot matching and the punching limiting and the screw fastening mode. The transverse part 24 of the inverted L-shaped sliding block is sleeved and inserted on the transverse beam 25, so that the second limiting hole on the through groove is overlapped with the first limiting hole on the transverse beam 25 and is fixed by the screw 26, and the purpose of adjusting the left and right of the shoulder is achieved.
As shown in fig. 13, the female buckle 28 on the hip belt 6 is inserted into the male buckle 27 on the base 5, so as to achieve the purpose of installing the hip belt.
As shown in fig. 14 and 15, the distance indication mark 9 is provided on the small sleeve 16, and moves up and down along with the small sleeve 16, so that it is displayed in the indication hole on the large sleeve 11.
As shown in fig. 17, the back side and the bottom of the main bag 1 are provided with female buckles, and the base 5 and the two vertical rods are provided with male buckles, and the male buckles and the female buckles are mutually matched and connected.
As shown in fig. 20, a velcro surface is provided on the rear side of the back plate 30, a velcro hook surface is provided on the front side of the man-machine cushion 4, and the man-machine cushion is adhered to the back plate 30 through the velcro. The man-machine cushion 4 is obtained by calculating the back curve of the minors 7-12 years old.
The backpack system has three adjusting modes to achieve the function of adapting to the growth of students, namely the back of the backpack system is adjusted up and down, the shoulders of the backpack system are adjusted back and forth, and the shoulders of the backpack system are adjusted left and right, and the backpack system is suitable for the backpack demands of students with different sizes of 7-12 years old through the three adjusting modes.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A growth type student schoolbag with adjusting function, which is characterized in that: the backpack comprises a main bag, a chest strap, a backpack system, a man-machine cushion, a base and a hip strap, wherein the main bag is detachably arranged on the base, the backpack system is positioned at the rear of the main bag and is arranged at the rear end of the base, the backpack system comprises a bracket, a back up-down adjusting mechanism, two shoulder straps, two shoulder left-right adjusting mechanisms and two shoulder front-rear adjusting mechanisms, the bracket is fixedly arranged on the rear end of the base, the man-machine cushion is positioned at the rear of the bracket and is arranged on the base, the left side and the right side of the rear end of the base are respectively provided with a first plastic buckle, and the left end and the right end of the hip strap are respectively provided with a second plastic buckle which can be mutually buckled with the first plastic buckle;
the back up-down adjusting mechanism comprises a large sleeve, a small sleeve, a connecting rod reset spring, a push button and a handle, wherein the lower end of the large sleeve is fixedly arranged on a bracket, the small sleeve is sleeved in the large sleeve, the upper end of the small sleeve is connected with the handle, positioning holes are respectively arranged on the left side and the right side of the lower part of the small sleeve, the connecting rod is positioned in the small sleeve, the lower end of the connecting rod is respectively connected with two locking structures, the two locking structures are symmetrically arranged left and right, each locking structure comprises a first connecting rod, a second connecting rod and locking pins with the same number of the positioning holes on the small sleeve, one end of the first connecting rod is hinged with the lower end of the connecting rod, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is connected with the locking pins through a connecting plate, the locking pin can move left and right and is arranged in a positioning hole of the small sleeve, the upper end of the connecting rod reset spring is connected with the lower end of the connecting rod, the lower end of the connecting rod reset spring is fixed in the small sleeve, a waist-shaped hole is formed in the front side surface of the upper part of the small sleeve, the push Niu An is arranged in the waist-shaped hole and is connected with the upper end of the connecting rod, a row of equally-spaced positioning holes are respectively formed in the left side and the right side of the upper part of the large sleeve, the spacing of the positioning holes is identical to the spacing of the positioning holes on the small sleeve, a distance indication mark is arranged on the small sleeve, a row of indication holes for being matched with the distance indication mark to be exposed are also formed in the front side surface of the large sleeve, and the spacing of two adjacent indication holes is identical to the spacing of two adjacent positioning holes on the large sleeve; firstly, the push button is pushed downwards to enable the locking pins on the left side and the right side to retract from the positioning holes on the large sleeve, then the handle is pulled to drive the small sleeve to move up and down, after the height is adjusted, the distance indication mark is displayed at the corresponding indication hole at the same time, and finally the push button is reset to realize position locking;
the two shoulder straps are symmetrically arranged left and right and are respectively arranged on the cross beam through a shoulder left and right adjusting mechanism, the middle part of the cross beam is fixedly connected with the upper end of the small sleeve, and the left and right ends of the cross beam are respectively provided with a first limiting hole; the shoulder left-right adjusting mechanism comprises an inverted L-shaped sliding block, a through groove is formed in the transverse portion of the inverted L-shaped sliding block, the inverted L-shaped sliding block is sleeved on the cross beam in a manner of covering the through groove to move left and right, corresponding second limiting holes are formed in the upper wall and the lower wall of the through groove respectively, the distance is adjusted left and right, and then the second limiting holes are connected with the first limiting holes through screws, so that the left-right distance adjustment of the shoulder straps is achieved; the two shoulder straps respectively realize the adjustment of the length of the shoulder straps through a shoulder front-back adjusting mechanism.
2. A growing student schoolbag with adjusting function as claimed in claim 1, characterized in that: the shoulder front-rear adjusting mechanism comprises an inserting sheet, a button and a button reset spring, wherein a spring mounting groove is formed in the upper end of the inserting sheet, the button is mounted in the spring mounting groove through the button reset spring, a connector connected with a shoulder strap is arranged at the lower end of the inserting sheet, a sliding groove is formed in the vertical part of the inverted-L-shaped sliding block along the length direction of the inverted-L-shaped sliding block, three button holes matched with the button are formed in the rear side surface of the sliding groove, the three button holes are communicated with the sliding groove and are arranged in a row to form three gears, the opening of the sliding groove is arranged downwards, and the upper end of the inserting sheet is inserted into the sliding groove from bottom to top; when the length of the shoulder strap needs to be adjusted, the connector is pulled, the inserting piece moves in the sliding groove, and meanwhile the inserting piece is clamped in the button hole through the button on the inserting piece, so that limiting is achieved.
3. A growth-type student schoolbag with adjusting function as claimed in claim 1 or 2, characterized in that: the first plastic buckle is a male buckle, and the second plastic buckle is a female buckle.
4. A growth-type student schoolbag with adjusting function as claimed in claim 1 or 2, characterized in that: the first limiting holes and the second limiting holes are distributed in two rows.
5. A growth-type student schoolbag with adjusting function as claimed in claim 1 or 2, characterized in that: the upper portion of connecting rod and its lower extreme are all installed in a vertical spacing inslot, and the connecting plate of two locking structure is installed respectively in a horizontal spacing inslot, vertical spacing inslot and horizontal spacing inslot all set up on the small sleeve inner wall.
6. A growth-type student schoolbag with adjusting function as claimed in claim 1 or 2, characterized in that: the rear side and the bottom of the main bag are respectively connected with the bracket and the base through the snap fastener.
7. A growth-type student schoolbag with adjusting function as defined in claim 6, wherein: the support comprises two vertical rods, a transverse shaft and a slot, wherein the left end and the right end of the transverse shaft are respectively and fixedly connected with the base, the slot is fixedly installed on the middle of the transverse shaft, the lower end of the large sleeve is inserted into the slot and fixed through screws, the two vertical rods are respectively located on the left side and the right side of the large sleeve, and a row of buckling holes for installing a child buckle or a female buckle are formed in each vertical rod.
8. A growth student schoolbag with adjusting function as defined in claim 7, wherein: the man-machine cushion is stuck on the backboard through the magic tape, the left side and the right side of the lower end of the backboard are respectively provided with a sleeve, and the two sleeves are respectively sleeved on the left side and the right side of the transverse shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910723658.8A CN110432637B (en) | 2019-08-07 | 2019-08-07 | Growth type student schoolbag with adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910723658.8A CN110432637B (en) | 2019-08-07 | 2019-08-07 | Growth type student schoolbag with adjusting function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110432637A CN110432637A (en) | 2019-11-12 |
| CN110432637B true CN110432637B (en) | 2024-03-22 |
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| CN201910723658.8A Active CN110432637B (en) | 2019-08-07 | 2019-08-07 | Growth type student schoolbag with adjusting function |
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| CN113620110A (en) * | 2021-08-11 | 2021-11-09 | 付志强 | Power cable unwrapping wire ware |
| CN113966914A (en) * | 2021-11-14 | 2022-01-25 | 王长青 | Backpack schoolbag |
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|---|---|---|---|---|
| US5725139A (en) * | 1994-08-15 | 1998-03-10 | Mountainsmith, Inc. | Backpack with adjustments for body size |
| CN204191785U (en) * | 2014-11-14 | 2015-03-11 | 陕西科技大学 | A kind of adjustable student school bag |
| KR20150134867A (en) * | 2014-05-23 | 2015-12-02 | 박준영 | Backpack having a detachable multiple function monopod |
| CN204908380U (en) * | 2015-07-29 | 2015-12-30 | 集健重工科技(深圳)有限公司 | Novel student's conformal shoulder bag |
| CN205072264U (en) * | 2015-10-12 | 2016-03-09 | 陕西科技大学 | Adjustable schoolbag of developments |
-
2019
- 2019-08-07 CN CN201910723658.8A patent/CN110432637B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5725139A (en) * | 1994-08-15 | 1998-03-10 | Mountainsmith, Inc. | Backpack with adjustments for body size |
| KR20150134867A (en) * | 2014-05-23 | 2015-12-02 | 박준영 | Backpack having a detachable multiple function monopod |
| CN204191785U (en) * | 2014-11-14 | 2015-03-11 | 陕西科技大学 | A kind of adjustable student school bag |
| CN204908380U (en) * | 2015-07-29 | 2015-12-30 | 集健重工科技(深圳)有限公司 | Novel student's conformal shoulder bag |
| CN205072264U (en) * | 2015-10-12 | 2016-03-09 | 陕西科技大学 | Adjustable schoolbag of developments |
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