CN211493912U - Middle box structure of cleaning vehicle - Google Patents

Abstract

The utility model relates to a middle box structure of a cleaning trolley, which is characterized by comprising a box body and a folding door plate, wherein the box body is provided with a storage cavity, the box body is provided with an upper convex edge part and a lower convex edge part, the bottom surface of the upper convex edge part is provided with an upper limiting guide groove extending along the extending direction of the upper convex edge part, and the top surface of the lower convex edge part is provided with a lower limiting guide groove extending along the extending direction of the lower convex edge part; folding door plant activity covers on the accent in storing chamber to make folding door plant's upper and lower side slide respectively and inlay on last spacing guide slot, the spacing guide slot of lower limit, with when promoting folding door plant, enable folding door plant and slide in last spacing guide slot, the spacing guide slot of lower limit, still make folding door plant can follow the accent outside in storing chamber and remove aside. The utility model has the advantages of simple structure, high reliability, convenient use and the like, and can still not meet the requirement of taking away cleaning products under the condition of not removing the articles such as the broom hung on the broom and the handkerchief support, and the applicability is very good.

Description

Middle box structure of cleaning vehicle

Technical Field

The utility model relates to a cleaning supplies field, especially a well case structure of cleaning cart.

Background

At present, most of cleaning vehicles are provided with a box body for storing cleaning supplies. Wherein, a flat-open box door is generally arranged on the box body. In order to prevent the cleaning articles from being stolen, a side-hung box door with a lock is adopted. Meanwhile, in order to facilitate the transportation of long-strip cleaning products such as brooms and handkerchiefs, the brooms, the handkerchiefs and the like are mostly hung on the side wall of the box body; in order to facilitate taking-off and placing of strip-shaped cleaning products such as a broom, a handkerchief and the like, the broom, the handkerchief and the like are mostly hung on the outer side of a door of the flat-open box. Thus, after the broom and the handkerchief are hung, the door of the side-hung box cannot be opened outwards; at the moment, the broom and the handkerchief support are required to be taken down, and the door of the flat-open box can be opened, so that the cleaning articles in the box body are inconvenient to take; such a structure greatly affects the convenience of use of the cleaning vehicle. Therefore, it is necessary to redesign the structure of the cleaning vehicle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem and not enough, provide a well case structure of cleaning cart, this well case structure has advantages such as simple structure, reliability height, convenient to use, and it is under the condition of not puting aside the broom of hanging on it and putting, holding in the palm articles such as handkerchief, still can unsatisfied the demand of taking away cleaning products, and its suitability is very good.

The technical scheme of the utility model is realized like this:

a middle box structure of a cleaning trolley is characterized by comprising a box body and a folding door plate, wherein a storage cavity is formed in the front wall of the box body, an upper convex edge part and a lower convex edge part are arranged on the front wall of the box body or the front cavity wall of the storage cavity, the upper convex edge part and the lower convex edge part are respectively positioned on the upper side and the lower side of a cavity opening of the storage cavity, the upper convex edge part and the lower convex edge part extend to the side wall of the box body or the side cavity wall of the storage cavity, an upper limiting guide groove extending along the extending direction of the upper convex edge part is formed in the bottom surface of the upper convex edge part, and a lower limiting guide groove extending along the extending direction of the lower convex edge part is formed in the top surface of the lower convex edge; folding door plant activity covers on the accent in storing chamber to make folding door plant's upper and lower side slide respectively and inlay on last spacing guide slot, the spacing guide slot of lower limit, with when promoting folding door plant, enable folding door plant and slide in last spacing guide slot, the spacing guide slot of lower limit, still make folding door plant can follow the accent outside in storing chamber and remove aside.

Preferably, the box body comprises a base, an upper cover, a left side plate and a right side plate, wherein the front surface and the rear surface of the upper cover are respectively provided with an upper convex edge part, the two upper convex edge parts extend to the side wall of the upper cover, the bottom surfaces of the two upper convex edge parts are respectively provided with an upper limiting guide groove extending along the extending direction of the corresponding upper convex edge part, the front surface and the rear surface of the base are respectively provided with a lower convex edge part, the two lower convex edge parts extend to the side wall of the base, the top surfaces of the two lower convex edge parts are respectively provided with a lower limiting guide groove extending along the extending direction of the corresponding lower convex edge part, the top surface of the base is respectively provided with a first insertion groove and a second insertion groove which are arranged side by side left and right, the bottom surface of the upper cover is respectively provided with a third insertion groove and a fourth insertion groove which are arranged side by side left and right, and the upper end and the lower end of the left side plate are respectively inserted, In the first cartridge groove, the upper and lower both ends of right side board cartridge respectively in fourth cartridge groove, second cartridge groove, base, upper cover, left side board, right side board enclose jointly and have closed the formation storing chamber, have arranged folding door plant respectively around the case body to make the upper and lower side of two folding door plant slide respectively and inlay on corresponding last spacing guide slot, lower spacing guide slot.

Preferably, the upper side and the lower side of the left side plate are respectively provided with a first elastic plate and a second elastic plate, the inner surface of the first elastic plate is provided with a first limit convex part, the inner surface of the second elastic plate is provided with a second limit convex part, the upper side and the lower side of the right side plate are respectively provided with a third elastic plate and a fourth elastic plate, the inner surface of the third elastic plate is provided with a third limit convex part, the inner surface of the fourth elastic plate is provided with a fourth limit convex part, the groove wall of the first insertion groove is provided with a first limit groove, the groove wall of the second insertion groove is provided with a second limit groove, the groove wall of the third insertion groove is provided with a third limit groove, the groove wall of the fourth insertion groove is provided with a fourth limit groove, the first elastic plate is pressed against the groove wall of the third insertion groove, the first limit convex part is embedded in the third limit groove, and the second elastic plate is pressed against the groove wall of the first insertion groove, and the second limit convex part is embedded in the first limit groove, the third elastic sheet elastically pushes against the groove wall of the fourth insertion groove, the third limit convex part is embedded in the fourth limit groove, the fourth elastic sheet elastically pushes against the groove wall of the second insertion groove, and the fourth limit convex part is embedded in the second limit groove.

Preferably, the peripheral side walls of the upper cover are respectively provided with a groove hanging part.

Preferably, well case structure still includes at least one division board, left suit hole, right suit hole have been seted up respectively at both ends about the division board, the right side of left side board is equipped with a plurality of left bearing convex parts on the surface to make each left bearing convex part be vertical and arrange side by side, be equipped with left convex part on the top surface of each left bearing convex part respectively, the left side of right side board is equipped with a plurality of right bearing convex parts on the surface, and makes each right bearing convex part be vertical and arrange side by side, still makes each right bearing convex part and each left bearing convex part one-to-one, is equipped with right convex part on the top surface of each right bearing convex part respectively, both ends take respectively about the division board and put on left bearing convex part, right bearing convex part, still make left suit hole, right suit respectively on left convex part, right convex part.

Preferably, the left side on the left side board is seted up on the surface and is stepped down the groove on the left side of vertical extension, the right side on the right side board is seted up on the surface and is stepped down the groove on the right side of vertical extension, left draw-in groove, right draw-in groove have been seted up respectively to the side about the bottom of upper cover to make left draw-in groove and the left groove of stepping down dock intercommunication, still make right draw-in groove and the right groove of stepping down dock intercommunication.

Preferably, the middle box structure further comprises an upper cover body, the upper cover body comprises a left plate, a right plate, an upper folding plate and a lower folding plate, the left plate and the right plate are arranged at the top of the box body side by side from left to right, a first arc-shaped guide groove and a second arc-shaped guide groove are respectively formed in the right surface of the left plate, the first arc-shaped guide groove and the second arc-shaped guide groove are both in an n-shaped structure, the first arc-shaped guide groove is positioned above the second arc-shaped guide groove, a third arc-shaped guide groove and a fourth arc-shaped guide groove are respectively formed in the left surface of the right plate, the third arc-shaped guide groove and the fourth arc-shaped guide groove are both in an n-shaped structure, the third arc-shaped guide groove is positioned above the fourth arc-shaped guide groove, the third arc-shaped guide groove and the first arc-shaped guide groove are arranged oppositely, the fourth arc-shaped guide groove and the second arc-shaped guide groove are arranged oppositely, and the length of, the upper folding plate is movably arranged between the left plate and the right plate, the left side edge and the right side edge of the upper folding plate are respectively embedded in the first arc-shaped guide groove and the third arc-shaped guide groove in a sliding mode, the length of the lower folding plate is smaller than that of the second arc-shaped guide groove, the lower folding plate is movably arranged between the left plate and the right plate, the left side edge and the right side edge of the lower folding plate are respectively embedded in the second arc-shaped guide groove and the fourth arc-shaped guide groove in a sliding mode, and the top surface, the left plate, the right plate, the upper folding plate and the lower folding plate of the box body are jointly enclosed to form an upper cavity.

Preferably, the middle box structure further comprises a locking assembly, the locking assembly comprises a seat body, a movable block, a rotating block and a limiting block, a mounting groove is formed in the left surface of the seat body, two sleeve penetrating holes penetrating through the right surface of the seat body are formed in the bottom of the mounting groove, two transversely extending jacking columns are arranged on the right surface of the movable block, a protruding portion is arranged on the left surface of the movable block, a limiting groove is formed in the top surface of the protruding portion, a guide inclined surface is arranged on the side wall of the protruding portion, a jacking convex portion is arranged on the right surface of the rotating block, a convex column portion with a polygonal cross section is arranged on the left surface of the rotating block, and a transversely penetrating abdicating hole is formed in the limiting block; two through holes are respectively formed in the middle of the upper side edge of the left surface of the left plate and penetrate into the first arc-shaped guide groove and the second arc-shaped guide groove respectively; the base body is arranged on the left surface of the left plate, the two penetrating holes are communicated with the two penetrating holes in a one-to-one mode, the movable block can be arranged in the mounting groove in a transverse sliding mode, the two jacking columns are movably arranged in the two penetrating holes respectively in a penetrating mode, the two jacking columns can slide into the first arc-shaped guide groove and the second arc-shaped guide groove respectively, the two jacking columns can respectively jack the side walls of the upper folding plate and the lower folding plate, the rotary block can be embedded in the mounting groove in a rotating mode, the rotary block is located on the outer side of the movable block, the jacking convex portion is enabled to jack the guide inclined surface, the limiting block is embedded in the mounting groove and located on the outer side of the rotary block, the receding hole is further arranged on the convex column portion in a sleeved mode, and a receding groove is formed between the hole wall of the receding hole and the outer wall of the convex column portion.

Preferably, a lock is arranged on the folding door panel.

The utility model has the advantages that: the upper side edge and the lower side edge of the folding door plate are respectively embedded in the upper limiting guide groove and the lower limiting guide groove in a sliding manner through the arrangement of the upper limiting guide groove and the lower limiting guide groove; can play fine spacing guide effect to the upper and lower side of folding door plant like this, help subordinate to improve the reliability of folding door plant installation location, and then help improving the reliability of middle case structure. Because the middle box structure adopts the folding door plate, and the folding door plate can only be arranged in the upper limiting guide groove and the lower limiting guide groove, the folding door plate can only slide in the upper limiting guide groove and the lower limiting guide groove, and the folding door plate can be moved away from the outer side of the cavity opening of the storage cavity when being pushed; therefore, when the folding door plate is opened and closed, the space outside the box body is not required to be occupied, even if a broom, a handkerchief supporting and other long strip-shaped cleaning articles are hung on the outer side of the box body, the normal opening of the folding door plate is not influenced, the cleaning articles in the box body can not be taken by a user, the convenience of the use of the middle box structure can be effectively improved, and the applicability of the middle box structure is very good. Meanwhile, the integral structure of the middle box structure is very simple and reliable.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a second schematic perspective view of the present invention.

Fig. 3 is a schematic view of the sectional structure of the middle box body of the present invention.

Fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

Fig. 5 is an enlarged schematic structural view of a portion B in fig. 3 according to the present invention.

Fig. 6 is an enlarged schematic structural view of a portion C in fig. 3 according to the present invention.

Fig. 7 is an enlarged schematic structural view of a portion D in fig. 3 according to the present invention.

Fig. 8 is a schematic view of the split structure of the middle box body of the present invention.

Fig. 9 is a schematic perspective view of the base of the present invention.

Fig. 10 is a schematic perspective view of the upper cover of the present invention.

Fig. 11 is a schematic perspective view of the right side plate of the present invention.

Fig. 12 is a schematic perspective view of the left side plate of the present invention.

Fig. 13 is a schematic perspective view of the middle partition plate of the present invention.

Fig. 14 is a schematic view of the upper cover body according to the present invention.

Fig. 15 is a schematic perspective view of the middle left plate of the present invention.

Fig. 16 is a schematic perspective view of the right plate of the present invention.

Fig. 17 is a schematic cross-sectional view of the locking assembly of the present invention.

Fig. 18 is a schematic view of the split structure of the middle locking assembly of the present invention.

Fig. 19 is a schematic perspective view of the middle seat body of the present invention.

Fig. 20 is the perspective structure diagram of the middle stopper of the present invention.

Fig. 21 is a schematic view of the three-dimensional structure of the present invention including the movable block.

Fig. 22 is a schematic view of a structure of the present invention in use.

Fig. 23 is a second schematic view of the structure of the present invention in use.

Fig. 24 is a schematic perspective view of the cleaning cart according to the present invention.

Detailed Description

It should be noted that all the directional indicators (such as left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1 and 2, the middle box structure of a cleaning cart of the present invention includes a box body 1 and a folding door panel 2, wherein, as shown in fig. 1 to 3, 9 and 10, a storage chamber 11 is disposed on the front wall of the box body 1, an upper convex edge 12 and a lower convex edge 13 are disposed on the front wall of the box body 1 or the front chamber wall of the storage chamber 11, and the upper convex edge 12 and the lower convex edge 13 are respectively disposed on the upper side and the lower side of the opening of the storage chamber 11, and the upper convex edge 12 and the lower convex edge 13 are both extended to the side wall of the box body 1 or the side chamber wall of the storage chamber 11, an upper limiting guide groove 121 extending along the extending direction is disposed on the bottom surface of the upper convex edge 12, and a lower limiting guide groove 131 extending along the extending direction is disposed on the top surface of the lower convex edge 13; as shown in fig. 1, fig. 2, fig. 9 and fig. 10, the foldable door panel 2 covers the opening of the storage cavity 11 movably, and the upper and lower sides of the foldable door panel 2 are respectively embedded in the upper limiting guide slot 121 and the lower limiting guide slot 131 in a sliding manner, so that when the foldable door panel 2 is pushed, the foldable door panel 2 can slide in the upper limiting guide slot 121 and the lower limiting guide slot 131, and the foldable door panel 2 can be moved away from the outside of the opening of the storage cavity 11. Through the arrangement of the upper limiting guide groove 121 and the lower limiting guide groove 131, the upper side edge and the lower side edge of the folding door panel 2 are respectively embedded in the upper limiting guide groove 121 and the lower limiting guide groove 131 in a sliding manner; can play fine spacing guide effect to folding door plant 2's upper and lower side like this, help the subordinate reliability that improves folding door plant 2 installation and location, and then help improving the reliability of middle-box structure. Because the middle box structure adopts the folding door panel 2, and the folding door panel 2 can only be arranged in the upper limiting guide groove 121 and the lower limiting guide groove 131, the folding door panel 2 can only slide in the upper limiting guide groove 121 and the lower limiting guide groove 131, and the folding door panel 2 can be moved away from the outer side of the cavity opening of the storage cavity 11 when the folding door panel 2 is pushed; therefore, when the folding door plate 2 is opened and closed, the space outside the box body 1 is not required to be occupied, even if a strip-shaped cleaning product such as a broom and a handkerchief is hung on the outer side of the box body 1, the normal opening of the folding door plate 2 is not influenced, the cleaning product in the box body 1 can not be taken by a user, the convenience of the use of the middle box structure can be effectively improved, and the applicability is very good. Meanwhile, the integral structure of the middle box structure is very simple and reliable.

Through adopting folding door panel 2, can make folding door panel 2 along with the bending of last spacing guide slot 121 and lower spacing guide slot 131 and crooked when promoting folding door panel 2, just so can make folding door panel 2 move to the lateral wall of case body 1 or the side chamber wall of storing chamber 11 on to just can satisfy the needs of opening the middle box structure.

As shown in fig. 8, the foldable door panel 2 includes a plurality of small door panels 21 arranged vertically, each of the small door panels 21 is arranged side by side, and the adjacent small door panels 21 are hinged together, and the upper and lower ends of the small door panels 21 are respectively slidably embedded in the upper limiting guide groove 121 and the lower limiting guide groove 131. The folding door panel 2 thus meets the folding requirements.

In the actual manufacturing process, the adjacent small door panels 21 can also be connected together through soft cloth or soft plastic to meet the requirement of folding and bending.

As shown in fig. 8 to 10, the box body 1 includes a base 14, an upper cover 15, a left side plate 16, and a right side plate 17, wherein the front and rear surfaces of the upper cover 15 are respectively provided with upper protruding edges 12, the two upper protruding edges 12 extend to the side walls of the upper cover 15, the bottom surfaces of the two upper protruding edges 12 are respectively provided with upper limiting guide grooves 121 extending along the extending direction of the corresponding upper protruding edge 12, the front and rear surfaces of the base 14 are respectively provided with lower protruding edges 13, the two lower protruding edges 13 extend to the side walls of the base 14, the top surfaces of the two lower protruding edges 13 are respectively provided with lower limiting guide grooves 131 extending along the extending direction of the corresponding lower protruding edge 13, the top surface of the base 14 is respectively provided with a first insertion groove 141 and a second insertion groove 142 arranged side by side left and right, the bottom surface of the upper cover 15 is respectively provided with a third groove 151, a second insertion groove 151 and a third groove arranged side by side left and right, The upper end and the lower end of the left side plate 16 are respectively inserted into the third insertion groove 151 and the first insertion groove 141, the upper end and the lower end of the right side plate 17 are respectively inserted into the fourth insertion groove 152 and the second insertion groove 142, the base 14, the upper cover 15, the left side plate 16 and the right side plate 17 jointly enclose and form a storage cavity 11, the folding door panels 2 are respectively arranged in the front and at the back of the box body 1, and the upper side edge and the lower side edge of each of the two folding door panels 2 are respectively embedded into the corresponding upper limiting guide groove 121 and the corresponding lower limiting guide groove 131 in a sliding manner. This enables the tank body 1 to have a simple structure, thereby contributing to improvement in convenience in manufacturing the middle tank structure. Through the setting of two folding door plant 2, can open around case body 1 to help improving the convenience that cleaning supplies placed, got and put.

As shown in fig. 1 to 3 and 8, in the actual manufacturing process, the foldable door panel 2 may be made into a split door structure, that is, two foldable door panels are used to form a panel body for shielding the cavity opening of the storage cavity 11; at this time, the upper convex edge part 12 and the lower convex edge part 13 extend to the left and right side walls of the box body 1, and the upper limiting guide groove 121 and the lower limiting guide groove 131 also extend to the outer sides of the left and right side walls of the box body 1; therefore, when articles need to be placed or taken out, the two folding door plates can move towards two sides respectively and move to the outer sides of the left side wall and the right side wall of the box body 1, and therefore the requirements for placing or taking out the articles can be met.

As shown in fig. 3 to 7, 9 and 10, the upper side and the lower side of the left side plate 16 are respectively provided with a first elastic plate 161 and a second elastic plate 162, the inner surface of the first elastic plate 161 is provided with a first limit protrusion 163, the inner surface of the second elastic plate 162 is provided with a second limit protrusion 164, the upper side and the lower side of the right side plate 17 are respectively provided with a third elastic plate 171 and a fourth elastic plate 172, the inner surface of the third elastic plate 171 is provided with a third limit protrusion 173, the inner surface of the fourth elastic plate 172 is provided with a fourth limit protrusion 174, the wall of the first insertion groove 141 is provided with a first limit groove 143, the wall of the second insertion groove 142 is provided with a second limit groove 144, the wall of the third insertion groove 151 is provided with a third limit groove 153, the wall of the fourth insertion groove 152 is provided with a fourth limit groove 154, the first elastic plate 161 elastically pushes against the wall of the third insertion groove 151, the first stopper protrusion 163 is fitted in the third stopper groove 153, the second resilient piece 162 elastically pushes against the groove wall of the first insertion groove 141, the second stopper protrusion 164 is fitted in the first stopper groove 143, the third resilient piece 171 elastically pushes against the groove wall of the fourth insertion groove 152, the third stopper protrusion 173 is fitted in the fourth stopper groove 154, and the fourth resilient piece 172 elastically pushes against the groove wall of the second insertion groove 142, and the fourth stopper protrusion 174 is fitted in the second stopper groove 144. With such a structural design, it is helpful to improve the reliability and convenience of the mounting and positioning of the left and right side plates 16 and 17.

As shown in fig. 8 and 10, the peripheral side walls of the upper cover 15 are respectively provided with a hanging groove portion 155. Due to the arrangement of the hanging groove portion 155, other components can be hung conveniently, and the applicability of the middle box structure is improved.

As shown in fig. 3, 8, 11-13, the middle box structure further includes at least one divider plate 18, the left end and the right end of the partition plate 18 are respectively provided with a left sleeving hole 181 and a right sleeving hole 182, the right surface of the left side plate 16 is provided with a plurality of left bearing convex parts 165, and the left supporting protrusions 165 are arranged side by side in a vertical direction, the top surface of each left supporting protrusion 165 is provided with a left protrusion 166, the left surface of the right side plate 17 is provided with a plurality of right supporting protrusions 175, the right supporting protrusions 175 are arranged in parallel in the vertical direction, the right supporting protrusions 175 are in one-to-one correspondence with the left supporting protrusions 165, the top surfaces of the right supporting protrusions 175 are respectively provided with right protrusions 176, the left and right ends of the partition plate 18 are respectively placed on the left and right receiving convex portions 165 and 175, and the left and right fitting holes 181 and 182 are respectively fitted on the left and right convex portions 166 and 176. By adopting the structural design, the storage cavities 11 can be separated, so that articles with different heights can be placed in the storage cavities 11 reasonably; and the user can also change the position of division board 18 as required, can more satisfy people's different user demands like this, and the suitability of this well case structure is very good.

As shown in fig. 3, 8 and 10, a left surface of the left side plate 16 is provided with a left abdicating groove 167 extending vertically, a right surface of the right side plate 17 is provided with a right abdicating groove 177 extending vertically, the left side and the right side of the bottom of the upper cover 15 are respectively provided with a left clamping groove 156 and a right clamping groove 157, and the left clamping groove 156 and the left abdicating groove 167 are communicated in a butt joint manner, and the right clamping groove 157 and the right abdicating groove 177 are communicated in a butt joint manner. As shown in fig. 22 to 24, in the actual manufacturing process, a left limit post 101 and a right limit post 102 may be arranged on the top of the cleaning cart 10; when the middle box structure is installed, the left abdicating groove 167 is covered on the outer side of the left limiting column 101, the left clamping groove 156 is clamped on the top of the left limiting column 101, the right abdicating groove 177 is covered on the outer side of the right limiting column 102, and the right clamping groove 157 is clamped on the top of the right limiting column 102.

As shown in fig. 1, 2, and 14 to 16, the middle box structure further includes an upper cover 3, the upper cover 3 includes a left plate 31, a right plate 32, an upper folding plate 33, and a lower folding plate 34, the left plate 31 and the right plate 32 are arranged at the top of the box body 1 side by side, the right surface of the left plate 31 is respectively provided with a first arc-shaped guide slot 311 and a second arc-shaped guide slot 312, the first arc-shaped guide slot 311 and the second arc-shaped guide slot 312 are both n-shaped, the first arc-shaped guide slot 311 is located above the second arc-shaped guide slot 312, the left surface of the right plate 32 is respectively provided with a third arc-shaped guide slot 321 and a fourth arc-shaped guide slot 322, the third arc-shaped guide slot 321 and the fourth arc-shaped guide slot 322 are both n-shaped, the third arc-shaped guide slot 321 is located above the fourth arc-shaped guide slot 322, and the third arc-shaped guide slot 321 and the first arc-shaped guide slot 311 are arranged oppositely, and the fourth arc-shaped guide groove 322 and the second arc-shaped guide groove 312 are arranged oppositely, the length of the upper folding plate 33 is smaller than that of the first arc-shaped guide groove 311, the upper folding plate 33 is movably arranged between the left plate 31 and the right plate 32, the left side edge and the right side edge of the upper folding plate 33 are respectively embedded in the first arc-shaped guide groove 311 and the third arc-shaped guide groove 321 in a sliding manner, the length of the lower folding plate 34 is smaller than that of the second arc-shaped guide groove 312, the lower folding plate 34 is movably arranged between the left plate 31 and the right plate 32, the left side edge and the right side edge of the lower folding plate 34 are respectively embedded in the second arc-shaped guide groove 312 and the fourth arc-shaped guide groove 322 in a sliding manner, and the upper chamber 35 is formed by the top surface of the box body 1, the left plate 31, the right plate 32, the upper folding plate 33 and. With such a structural design, it is possible to house an article at the top of the box body 1, which contributes to the improvement of the applicability of the middle box structure.

As shown in fig. 3 and 8, in the actual manufacturing process, the upper cover 15 may be configured with a top groove 158.

The upper folding plate 33 and the lower folding plate 34 have the same structure as the folding door panel 2, so as to satisfy the requirement of folding and sliding.

Wherein, the left plate 31 and the right plate 32 are installed on the box body 1 in a clamping way; as shown in fig. 14, in order to improve the reliability of the mounting and fixing of the left plate 31 and the right plate 32, the left plate 31 and the right plate 32 may be connected together by a connecting rod 36; the two ends of the link 36 are connected to the left plate 31 and the right plate 32, respectively.

As shown in fig. 14 and 17 to 21, the middle box structure further includes a locking assembly 4, the locking assembly 4 includes a seat body 41, a movable block 42, a rotary block 43, and a limiting block 44, a mounting groove 411 is formed on a left surface of the seat body 41, two penetrating holes 412 penetrating through to a right surface of the seat body 41 are formed at a bottom of the mounting groove 411, two transversely extending pressing columns 421 are formed on a right surface of the movable block 42, a protruding portion 422 is formed on the left surface of the movable block 42, a limiting groove 423 is formed on a top surface of the protruding portion 422, a guiding inclined surface 424 is formed on a side wall of the protruding portion 422, a pressing protruding portion 431 is formed on a right surface of the rotary block 43, a protruding column portion 432 having a polygonal cross section is formed on the left surface of the rotary block 43, and a transversely penetrating yielding hole 441 is formed on the limiting block 44; two through holes 313 are respectively formed in the middle of the upper side edge of the left surface of the left plate 31, and the two through holes 313 respectively penetrate through the first arc-shaped guide groove 311 and the second arc-shaped guide groove 312; the seat body 41 is arranged on the left surface of the left plate 31, and makes the two penetrating holes 412 correspondingly connected with the two through holes 313 one by one, the movable block 42 can be transversely and slidably arranged in the mounting groove 411, the two top pressing columns 421 are respectively movably inserted into the two insertion holes 412, the two top pressing columns 421 can respectively slide into the first arc-shaped guide slot 311 and the second arc-shaped guide slot 312, and two pressing columns 421 can be pressed against the side walls of the upper folding plate 33 and the lower folding plate 34, respectively, the rotating block 43 can be rotatably embedded in the mounting groove 411, the rotating block 43 is positioned at the outer side of the movable block 42, and the pressing convex part 431 is pressed on the guide inclined surface 424, the limit block 44 is embedded in the installation groove 411, the limiting block 44 is positioned at the outer side of the rotating block 43, the abdicating hole 441 is sleeved on the convex column 432, an abdicating groove 442 is formed between the hole wall of the abdicating hole 441 and the outer wall of the convex column portion 432. Through the structural design, the upper folding plate 33 and the lower folding plate 34 can be limited and locked, so that the cleaning products in the upper chamber 35 are prevented from being lost. By forming the recess 442, it is convenient to insert a wrench tool into the recess 441 and to rotate the rotation block 43 by the wrench tool, and such a locking assembly 4 is very safe and reliable. By forming the limit groove 423, the abutting protrusion 431 can be fitted into the limit groove 423 when the rotation block 43 is rotated, so that the retraction of the abutting pin 421 can be prevented, and the locking assembly 4 is very reliable.

The cross section of the convex column part 432 is a regular hexagon.

The wrench tool is of a cylindrical structure, a sleeving hole is formed in the end face of the cylindrical structure, and the cross section of the sleeving hole is matched with the cross section of the convex column part 432; when the wrench tool is used, the end portion of the wrench tool is inserted into the recess 442, and the engaging hole is engaged with the protruding portion 432, so that the locking assembly 4 can be locked or unlocked by rotating the wrench tool to rotate the rotating block 43.

As shown in fig. 1 and 2, a lock 5 is disposed on the foldable door panel 2. Through the setting of tool to lock 5, can further improve the theftproof nature of well case structure to the condition of losing appears in the cleaning supplies of avoiding well case structure.

Claims (9)

1. The utility model provides a well case structure of cleaning cart which characterized in that: the folding box comprises a box body (1) and a folding door panel (2), wherein a storage cavity (11) is formed in the front wall of the box body (1), an upper convex edge part (12) and a lower convex edge part (13) are arranged on the front wall of the box body (1) or the front cavity wall of the storage cavity (11), the upper convex edge part (12) and the lower convex edge part (13) are respectively positioned on the upper side and the lower side of a cavity opening of the storage cavity (11), the upper convex edge part (12) and the lower convex edge part (13) both extend to the side wall of the box body (1) or the side cavity wall of the storage cavity (11), an upper limiting guide groove (121) extending along the extending direction of the upper convex edge part is formed in the bottom surface of the upper convex edge part (12), and a lower limiting guide groove (131) extending along the extending direction of the lower convex edge part is formed in the top surface of; folding door plant (2) activity is covered on the accent of storing chamber (11) to make the upper and lower side of folding door plant (2) slide respectively and inlay on upper limit guide slot (121), lower limit guide slot (131), in order when promoting folding door plant (2), enable folding door plant (2) and slide in upper limit guide slot (121), lower limit guide slot (131), still make folding door plant (2) can follow the accent outside in storing chamber (11) and put aside.

2. The middle box structure of the cleaning vehicle as claimed in claim 1, wherein: the box body (1) comprises a base (14), an upper cover (15), a left side plate (16) and a right side plate (17), wherein the front surface and the rear surface of the upper cover (15) are respectively provided with an upper convex edge part (12), the two upper convex edge parts (12) extend to the side wall of the upper cover (15), the bottom surfaces of the two upper convex edge parts (12) are respectively provided with an upper limiting guide groove (121) extending along the extending direction of the corresponding upper convex edge part (12), the front surface and the rear surface of the base (14) are respectively provided with a lower convex edge part (13), the two lower convex edge parts (13) extend to the side wall of the base (14), the top surfaces of the two lower convex edge parts (13) are respectively provided with a lower limiting guide groove (131) extending along the extending direction of the corresponding lower convex edge part (13), and the top surface of the base (14) is respectively provided with a first insertion groove (141) arranged side by side left and right and a first insertion groove(s), The box comprises a second insertion groove (142), a third insertion groove (151) and a fourth insertion groove (152) which are arranged side by side left and right are respectively formed in the bottom surface of an upper cover (15), the upper end and the lower end of a left side plate (16) are respectively inserted into the third insertion groove (151) and the first insertion groove (141), the upper end and the lower end of a right side plate (17) are respectively inserted into the fourth insertion groove (152) and the second insertion groove (142), a base (14), the upper cover (15), the left side plate (16) and the right side plate (17) jointly enclose and form a storage cavity (11), folding door plates (2) are respectively arranged in the front and at the back of a box body (1), and the upper side edge and the lower side edge of each of the two folding door plates (2) are respectively embedded into corresponding upper limiting guide groove (121) and lower limiting guide groove (131) in a sliding mode.

3. The middle box structure of the cleaning vehicle as claimed in claim 2, wherein: a first elastic sheet (161) and a second elastic sheet (162) are respectively arranged on the upper side and the lower side of the left side plate (16), a first limit convex part (163) is arranged on the inner surface of the first elastic sheet (161), a second limit convex part (164) is arranged on the inner surface of the second elastic sheet (162), a third elastic sheet (171) and a fourth elastic sheet (172) are respectively arranged on the upper side and the lower side of the right side plate (17), a third limit convex part (173) is arranged on the inner surface of the third elastic sheet (171), a fourth limit convex part (174) is arranged on the inner surface of the fourth elastic sheet (172), a first limit groove (143) is formed on the groove wall of the first inserting groove (141), a second limit groove (144) is formed on the groove wall of the second inserting groove (142), a third limit groove (153) is formed on the groove wall of the third inserting groove (151), a fourth limit groove (154) is formed on the groove wall of the fourth inserting groove (152), the first elastic sheet (161) elastically pushes against the groove wall of the third insertion groove (151) and enables the first limit convex part (163) to be embedded in the third limit groove (153), the second elastic sheet (162) elastically pushes against the groove wall of the first insertion groove (141) and enables the second limit convex part (164) to be embedded in the first limit groove (143), the third elastic sheet (171) elastically pushes against the groove wall of the fourth insertion groove (152) and enables the third limit convex part (173) to be embedded in the fourth limit groove (154), and the fourth elastic sheet (172) elastically pushes against the groove wall of the second insertion groove (142) and enables the fourth limit convex part (174) to be embedded in the second limit groove (144).

4. The middle box structure of a cleaning vehicle as claimed in claim 2 or 3, wherein: and hanging groove parts (155) are respectively arranged on the peripheral side walls of the upper cover (15).

5. The middle box structure of a cleaning vehicle as claimed in claim 2 or 3, wherein: still include at least one division board (18), left suit hole (181), right suit hole (182) have been seted up respectively to both ends about division board (18), the right side of left side board (16) is equipped with a plurality of left bearing convex parts (165) on the surface, and make each left bearing convex part (165) be vertical and arrange side by side, be equipped with left convex part (166) on the top surface of each left bearing convex part (165) respectively, the left side of right side board (17) is equipped with a plurality of right bearing convex parts (175) on the surface, and make each right bearing convex part (175) be vertical and arrange side by side, still make each right bearing convex part (175) and each left bearing convex part (165) one-to-one, be equipped with right convex part (176) on the top surface of each right bearing convex part (175) respectively, both ends are taken respectively on left bearing convex part (165), right bearing convex part (175) about division board (18), still make left suit hole (181), the right sleeving hole (182) is respectively sleeved on the left convex part (166) and the right convex part (176).

6. The middle box structure of a cleaning vehicle as claimed in claim 2 or 3, wherein: offer vertical extension's left groove (167) of stepping down on the left surface on left side board (16), set up vertical extension's right groove (177) of stepping down on the right surface on right side board (17), left draw-in groove (156), right draw-in groove (157) have been seted up respectively on the side about the bottom of upper cover (15) to make left draw-in groove (156) and left groove (167) of stepping down dock intercommunication, still make right draw-in groove (157) and right groove (177) of stepping down dock intercommunication.

7. The middle box structure of the cleaning vehicle as claimed in claim 1, wherein: the box body is characterized by further comprising an upper cover body (3), the upper cover body (3) comprises a left plate (31), a right plate (32), an upper folding plate (33) and a lower folding plate (34), the left plate (31) and the right plate (32) are arranged at the top of the box body (1) side by side from left to right, a first arc-shaped guide groove (311) and a second arc-shaped guide groove (312) are respectively formed in the right surface of the left plate (31), the first arc-shaped guide groove (311) and the second arc-shaped guide groove (312) are both of an n-shaped structure, the first arc-shaped guide groove (311) is positioned above the second arc-shaped guide groove (312), a third arc-shaped guide groove (321) and a fourth arc-shaped guide groove (322) are respectively formed in the left surface of the right plate (32), the third arc-shaped guide groove (321) and the fourth arc-shaped guide groove (322) are both of an n-shaped structure, and the third arc-shaped guide groove (321) is positioned, the box body is characterized in that a third arc-shaped guide groove (321) and a first arc-shaped guide groove (311) are oppositely arranged, a fourth arc-shaped guide groove (322) and a second arc-shaped guide groove (312) are oppositely arranged, the length of an upper folding plate (33) is smaller than that of the first arc-shaped guide groove (311), the upper folding plate (33) is movably arranged between a left plate (31) and a right plate (32), the left side edge and the right side edge of the upper folding plate (33) are respectively embedded in the first arc-shaped guide groove (311) and the third arc-shaped guide groove (321) in a sliding mode, the length of a lower folding plate (34) is smaller than that of the second arc-shaped guide groove (312), the lower folding plate (34) is movably arranged between the left plate (31) and the right plate (32) and the left side edge and the right side edge of the lower folding plate (34) are respectively embedded in the second arc-shaped guide groove (312) and the fourth arc-shaped guide groove (322) in a sliding mode, the left plate (31), the right plate (32), the upper folding plate (33) and the lower folding plate (34) enclose together to form an upper cavity (35).

8. The middle box structure of the cleaning vehicle as claimed in claim 7, wherein: also comprises a locking component (4), the locking component (4) comprises a seat body (41), a movable block (42), a rotating block (43) and a limiting block (44), the left surface of the seat body (41) is provided with a mounting groove (411), the bottom of the mounting groove (411) is provided with two sleeve holes (412) which penetrate through the right surface of the seat body (41), two transversely extending top pressure columns (421) are arranged on the right surface of the movable block (42), a convex part (422) is arranged on the left surface of the movable block (42), a limit groove (423) is arranged on the top surface of the convex part (422), a guide inclined plane (424) is arranged on the side wall of the boss (422), a jacking convex part (431) is arranged on the right surface of the rotating block (43), a convex column part (432) with a polygonal cross section is arranged on the left surface of the rotating block (43), the limiting block (44) is provided with a yielding hole (441) which transversely penetrates through the limiting block; the middle part of the upper side edge of the left surface of the left plate (31) is respectively provided with two through holes (313), and the two through holes (313) respectively penetrate through the first arc-shaped guide groove (311) and the second arc-shaped guide groove (312); the base body (41) is arranged on the left surface of the left plate (31), the two sleeve holes (412) are in butt joint communication with the two through holes (313) in a one-to-one correspondence manner, the movable block (42) can be transversely and slidably arranged in the mounting groove (411), the two jacking columns (421) can be respectively and movably arranged in the two sleeve holes (412), the two jacking columns (421) can respectively slide into the first arc-shaped guide groove (311) and the second arc-shaped guide groove (312), the two jacking columns (421) can respectively press against the side walls of the upper folding plate (33) and the lower folding plate (34), the rotary block (43) can be rotatably embedded in the mounting groove (411), the rotary block (43) is positioned on the outer side of the movable block (42), the jacking convex part (431) can be pressed against the guide inclined surface (424), and the limit block (44) is embedded in the mounting groove (411), the limiting block (44) is positioned at the outer side of the rotating block (43), the receding hole (441) is sleeved on the convex column part (432), and a receding groove (442) is formed between the hole wall of the receding hole (441) and the outer wall of the convex column part (432).

9. The middle box structure of the cleaning vehicle as claimed in claim 1, wherein: the foldable door panel (2) is provided with a lockset (5).

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