CN215014698U - Service shallow convenient to folding use - Google Patents
Service shallow convenient to folding use Download PDFInfo
- Publication number
- CN215014698U CN215014698U CN202120582586.2U CN202120582586U CN215014698U CN 215014698 U CN215014698 U CN 215014698U CN 202120582586 U CN202120582586 U CN 202120582586U CN 215014698 U CN215014698 U CN 215014698U
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- placing
- upright post
- positioning
- shaft
- support rod
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Abstract
The utility model discloses a service cart convenient for folding use, which comprises upright post frames, wherein a plurality of layers of placing frames are arranged between the upright post frames, the four corner ends of the placing frames are fixedly connected with the upright post frames, each layer of placing frame comprises two symmetrical placing plates, and the corresponding sides of the two placing plates are connected with articulated shafts; two ends of the articulated shaft are respectively connected with a positioning support rod, and a supporting movable frame is respectively arranged between the positioning support rod and the upright post frames at two sides; a positioning base is arranged on the positioning support rod, a positioning lock is arranged on the positioning base, and wheels are arranged at the lower end of the upright post frame; the two placing plates of the placing rack can rotate around the hinged shaft to drive the positioning support rod to rise or fall and drive the upright post frame and the support movable frame to move, so that the cart is folded or unfolded. The utility model discloses make the shallow fold and pack up and place, or strut and use, it packs up occupation space few, convenient to use to place.
Description
Technical Field
The utility model belongs to the technical field of the shallow, concretely relates to service shallow convenient to folding use.
Background
The cart is convenient to use and labor-saving, is widely used in service and other industries, and is mainly used for conveying and cleaning articles; the existing cart has a single structural function and is basically of a fixed structure, so that the occupied space for placing the cart is large when the cart is not used, the space for placing and using the cart is limited, and much inconvenience is brought.
The service cart in the market can be folded at present, but the folding mode of the existing foldable cart is complex and inconvenient to operate and use; there is therefore a need for a service trolley that is easy to fold for use.
Disclosure of Invention
Therefore, the main objective of the present invention is to solve the above problems and provide a service cart convenient for folding use.
In order to achieve the purpose, the technical scheme adopted by the utility model is to provide a service cart convenient for folding use, which comprises upright post frames, wherein a plurality of layers of placing frames are arranged between the upright post frames, the four corner ends of the placing frames are fixedly connected with the upright post frames, each layer of placing frame comprises two symmetrical placing plates, and the corresponding sides of the two placing plates are connected with articulated shafts which enable the two placing plates to form rotary connection; two ends of the articulated shaft are respectively connected with a positioning support rod, and a supporting movable frame is respectively arranged between the positioning support rod and the upright post frames at two sides; the positioning support rod is provided with a positioning base capable of sliding up and down, the positioning base is provided with a positioning lock capable of enabling the positioning base and the positioning support rod to form relative fixation, two ends of the supporting movable frame are respectively hinged with the upright post frame and the positioning base, and the lower end of the upright post frame is provided with wheels; two boards of placing of rack can rotate and drive location branch and rise or descend and drive the stand frame of location branch both sides and carry out and be close to relatively or keep away from around the articulated shaft to make and support the adjustable shelf and drive and realize packing up or strutting with the location base through the stand frame, and then two boards of placing of accomplishing the rack correspond the side location and lean on to form and place the plane, or form fold condition.
In the service trolley convenient to fold and use, the two ends of the two placing plates positioned on the placing rack on the uppermost layer between the upright post frames are respectively provided with the push-pull handle.
In the service trolley convenient to fold and use, the side face of the placing plate is provided with the hinge shaft connecting part, and the hinge shaft penetrates through the hinge shaft connecting part and is fixedly connected with the positioning support rod.
In the service trolley convenient to fold and use, the articulated shaft comprises a central shaft, shaft heads arranged at two ends of the central shaft and shaft bolts for connecting the shaft heads and the central shaft; and a hinge shaft fixing sleeve is arranged on the positioning support rod and is connected with a shaft head of the articulated shaft.
In the service trolley convenient to fold and use, the hinge shaft fixing sleeve is provided with a push-pull force application part.
In the service trolley convenient to fold and use, the hinge shaft fixing sleeve is provided with the square positioning hole, and the end part of the shaft head connected with the hinge shaft fixing sleeve is in a square shape matched with the end part of the hinge shaft fixing sleeve.
In the service trolley convenient to fold and use, the shaft head is sleeved with the rotating sleeve.
The utility model has the advantages that:
when the utility model is used normally, the upright post frame, the positioning support rod and the support movable frame form a fixed frame body structure, so that the two placing plates of the placing frame are positioned and pressed against the corresponding sides to form a placing plane, thereby placing articles on the placing frame; when not using to place to receive up, upwards carry and draw the rack, make its two boards of placing rotate around the articulated shaft and drive location branch and rise, rotate folding in-process at the rack, the stand that drives both sides is close to the removal, the stand drives rather than the support adjustable shelf of being connected and removes folding packing up, and then make the support body structure accomplish fold condition, thereby make the shallow place to pack up and occupy less space, when using, the opposite direction is rotated and is propped open the rack and can be made the support body structure who forms shallow user state, further facilitate the use.
The utility model discloses assemble when selling well with fold condition sell can, need not the customer purchase the back assemble the connection, facilitate the use, transport, reduce occuping of transportation space, convenient transportation with fold condition during the transportation moreover.
Drawings
Fig. 1 is an exploded view of the present invention;
fig. 2 is a perspective view of the present invention (in a spread use state);
fig. 3 is a perspective view of the present invention (folded and stored state).
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 to 3, the utility model provides a service cart convenient for folding use, which comprises four upright post frames 1, wherein a plurality of layers of placing frames 2 are arranged between the upright post frames 1, the four-corner ends of the placing frames 2 are fixedly connected with the upright post frames 1 by bolt assemblies 3, each layer of placing frame 2 comprises two symmetrical placing plates 4, and the corresponding sides of the two placing plates 4 are connected with articulated shafts 5 which enable the two placing plates to form rotary connection; two ends of the articulated shaft 5 are respectively connected with a positioning support rod 6, and a supporting movable frame 7 is respectively arranged between the positioning support rod 6 and the upright post frames 1 at two sides; the positioning support rod 6 is provided with a positioning base 8 capable of sliding up and down, the positioning base 8 is provided with a positioning lock 9 capable of fixing the positioning base 8 and the positioning support rod 6 relatively, two ends of the supporting movable frame 7 are respectively hinged with the upright post frame 1 and the positioning base 8, and the lower end of the upright post frame 1 is provided with wheels 10; two boards 4 of placing of rack 2 can rotate around articulated shaft 5 and drive location branch 6 and rise or descend and drive the stand 1 of 6 both sides of location branch and carry out relative approach or keep away from to make support adjustable shelf 7 drive through stand 1 and reciprocate along location branch 6 with location base 8 and pack up or strut, and then two of accomplishing rack 2 place board 4 correspond the side location and lean on the formation and place the plane, or form fold condition.
When the cart is in use, the two placing plates 4 of each layer of the placing rack 2 are positioned and abutted to form a placing plane, the upright post frame 1, the positioning support rod 6 and the supporting movable frame 7 are also in an opening state, the positioning lock 9 on the positioning base 8 is in a locking state, and the positioning base 8 and the positioning support rod 6 are relatively fixed, so that the upright post frame 1, the positioning support rod 6 and the supporting movable frame 7 cannot be pushed, and the frame body of the cart is in an opening locking state and can be used; when the cart is not used for placing, the positioning lock 9 is unlocked to lock the positioning base 8, so that the positioning base 8 and the positioning support rod 6 can slide relatively, the placing frame 2 is pulled upwards, the two placing plates 4 are rotated and folded around the hinge shaft 5, the placing frame 2 is folded and rotated to drive the positioning support rod 6 to rise, the upright post frames 1 on the two sides of the positioning support rod 6 are relatively close, the two ends of the supporting movable frame 7 are hinged with the upright post frames 1 and the positioning base 8, and at the moment, the positioning base 8 and the positioning support rod 6 can slide relatively, so that the supporting movable frame 7 is folded and folded along with the movement of the upright post frames 1 and the lifting of the positioning support rod 6, the whole cart is folded and folded, and when the folding and folding state of the whole cart is finished, the positioning lock 9 can be pressed down again to lock the positioning base 8, preventing the folded and folded state from being dispersed.
When needing to use once more, directly place two of rack 2 and place board 4 and rotate and strut, it leans on the formation to lean on to correspond the side location and place the plane, and along with the in-process that rack 2 struts, rack 2 is folding to rotate and drives location branch 6 and descend, and the stand 1 of location branch 6 both sides carries out relative keeping away from, along with the removal of stand 1 is kept away from relatively, and the decline of location branch 6, it is also corresponding along with strutting to support adjustable shelf 7, then press positioning lock 9, make and be the relatively fixed locking state between location base 8 and the location branch 6, thereby make stand 1, location branch 6, support the support body that struts between the adjustable shelf 7 three and be in the locking state, can use.
Furthermore, in order to facilitate the pushing of the cart, two ends of the two placing plates 4 between the upright post frames 1 and at the uppermost layer of the placing rack 2 are respectively provided with a push-pull handle 11.
Further, the side of the placing plate 4 is provided with a hinge shaft connecting part 13, and the hinge shaft 5 penetrates through the hinge shaft connecting part 13 and is fixedly connected with the positioning support rod 6, so that the two placing plates 4 of the placing frame 2 are rotatably hinged.
Specifically, the articulated shaft 5 includes the center pin 14, sets up the spindle nose 15 at center pin 14 both ends and connects the spindle nose 15 with the shaft bolt 16 of center pin 14, be provided with the fixed cover of hinge 17 on the location branch 6, the center pin 14 fixes a position fixed connection through between the spindle nose 15 at both ends and the fixed cover of hinge 17, and this kind of connected mode is convenient for the erection joint.
Furthermore, the hinge shaft fixing sleeve 17 is provided with a push-pull force application part 12, the push-pull force application part 12 which is preferentially selected is arranged on the hinge shaft fixing sleeve 17 in the middle of the positioning support rod 6, the push-pull force application part 12 of the hinge shaft fixing sleeve 17 applies force to push the rack 2 upwards or downwards, and the rack 2 can be rotated, folded or unfolded through the hinge shaft 5, so that the convenience and labor saving are realized.
Furthermore, a square positioning hole 18 is formed in the hinge shaft fixing sleeve 17, and the end of the shaft head 15 connected with the hinge shaft fixing sleeve 17 is in a matched square shape; therefore, the two ends of the articulated shaft 5 are fixedly connected with the positioning support rods 6 at the two ends through the positioning connection between the shaft heads 15 and the articulated shaft fixing sleeves 17, and the articulated shaft 5 rotates along with the folding and unfolding of the placing rack 2 in the using process of the cart.
Further, the shaft head 15 is sleeved with a rotating sleeve 19, and the rotating sleeve 19 is made of a material with a low friction coefficient and wear resistance, such as a polyurethane material; because the rotation that struts along with rack 2 is folding is bound to be accompanied with the friction, and the commentaries on classics cover can reduce the friction damage between rack and the articulated shaft.
The service cart convenient to fold and use provided by the embodiment of the present invention is described in detail above, and the principle and the implementation mode of the present invention are explained by applying specific examples herein, and the description of the above embodiments is only used to help understanding the technical solution disclosed by the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (7)
1. The utility model provides a service shallow convenient to folding use which characterized in that: the device comprises upright post frames, wherein a plurality of layers of placing frames are arranged between the upright post frames, the four corner ends of the placing frames are fixedly connected with the upright post frames, each layer of placing frame comprises two symmetrical placing plates, and the corresponding sides of the two placing plates are connected with articulated shafts which enable the two placing plates to form rotary connection; two ends of the articulated shaft are respectively connected with a positioning support rod, and a supporting movable frame is respectively arranged between the positioning support rod and the upright post frames at two sides; the positioning support rod is provided with a positioning base capable of sliding up and down, the positioning base is provided with a positioning lock capable of enabling the positioning base and the positioning support rod to form relative fixation, two ends of the supporting movable frame are respectively hinged with the upright post frame and the positioning base, and the lower end of the upright post frame is provided with wheels; two boards of placing of rack can rotate and drive location branch and rise or descend and drive the stand frame of location branch both sides and carry out and be close to relatively or keep away from around the articulated shaft to make and support the adjustable shelf and drive and realize packing up or strutting with the location base through the stand frame, and then two boards of placing of accomplishing the rack correspond the side location and lean on to form and place the plane, or form fold condition.
2. A service trolley for ready folding use according to claim 1, characterized in that: two ends of the two placing plates positioned on the uppermost layer of the placing rack between the upright post frames are respectively provided with a push-pull handle.
3. A service trolley for ready folding use according to claim 1 or 2, characterized in that: the side of the placing plate is provided with a hinge shaft connecting part, and the hinge shaft penetrates through the hinge shaft connecting part and is fixedly connected with the positioning support rod.
4. A service trolley for ready folding use according to claim 3, characterized in that: the articulated shaft comprises a central shaft, shaft heads arranged at two ends of the central shaft and a shaft bolt for connecting the shaft heads and the central shaft; and a hinge shaft fixing sleeve is arranged on the positioning support rod and is connected with a shaft head of the articulated shaft.
5. A service trolley for ready folding use according to claim 4, characterized in that: and a push-pull force application part is arranged on the hinge shaft fixing sleeve.
6. A service trolley for ready folding use according to claim 4, characterized in that: the hinge shaft fixing sleeve is provided with a square positioning hole, and the end part of the shaft head connected with the hinge shaft fixing sleeve is in a square shape matched with the end part of the hinge shaft fixing sleeve.
7. A service trolley for ready folding use according to claim 4 or 6, characterized in that: the shaft head is sleeved with a rotating sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120582586.2U CN215014698U (en) | 2021-03-23 | 2021-03-23 | Service shallow convenient to folding use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120582586.2U CN215014698U (en) | 2021-03-23 | 2021-03-23 | Service shallow convenient to folding use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215014698U true CN215014698U (en) | 2021-12-07 |
Family
ID=79154173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120582586.2U Active CN215014698U (en) | 2021-03-23 | 2021-03-23 | Service shallow convenient to folding use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215014698U (en) |
-
2021
- 2021-03-23 CN CN202120582586.2U patent/CN215014698U/en active Active
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