CN218682559U

CN218682559U - Portable service vehicle

Info

Publication number: CN218682559U
Application number: CN202223012852.1U
Authority: CN
Inventors: 王冕; 余伟; 金凯; 王亚军; 刘张; 张塞
Original assignee: Junchuang Big Data Service Shandong Co ltd
Current assignee: Junchuang Big Data Service Shandong Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to a service cart technical field specifically is a portable service cart, the on-line screen storage device comprises a base, the U-shaped groove has been seted up on the top of base, there are two rollers, two through bearing swing joint respectively between two walls in the inside of U-shaped groove be provided with the sleeve pipe between the roller, two the inside bottom of sheathed tube is embedded to have a connecting rod, two the outside of connecting rod is provided with the limiting plate, two the top of limiting plate is provided with reset spring, two the both ends of limiting plate are provided with the stopper, two the top of connecting rod is provided with first movable plate, portable service cart after the improvement, through connecting rod, first movable plate and reset spring's cooperation for the service cart is under the condition that does not use, realizes folding and accomodating the service cart, has solved the great problem in the space that the service cart occupy when idle, has increased the convenience that the service cart carried out of serving cart by a wide margin to accord with the demand of portable service cart.

Description

Portable service vehicle

Technical Field

The utility model relates to a service cart technical field specifically is a portable service cart.

Background

The draw-bar box is a luggage case with a draw bar and rollers, and is widely used due to convenient use, meanwhile, the draw-bar box is also provided with a draw bar due to the case, and the draw bar is divided into a single-tube draw bar and a double-tube draw bar, and the tube of the draw bar is divided into a square tube and a round tube, so that the luggage case can be conveniently dragged during walking, the burden is greatly reduced, the draw-bar box can be carried and dragged, the wheels of the draw-bar box used by people at ordinary times are basically positioned at the bottom of the case, and modern people design a new draw-bar box, and design the case into a cylindrical shape, and the wheels are completely wrapped outside the case, so that the draw-bar box can be better adapted to different terrains, and people can easily go upstairs and downstairs if directly pulling the case.

The inventor finds that the prior art has the following problems in the process of realizing the utility model: 1. the existing service trolley is mostly of a fixed structure, does not have a folding function, is relatively troublesome to store, and causes a box body to occupy a large space when the service trolley is idle and is relatively inconvenient to carry when the service trolley needs to go out; 2. current service cart when adjusting the handle height, the structure is complicated, leads to the operation comparatively loaded down with trivial details, wastes time and energy to reduce service cart's practicality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable service cart to it is mostly fixed structure to propose current service cart in solving above-mentioned background art, does not possess folding function, accomodates comparatively trouble, and also comparatively inconvenient when needing to go out to carry, and current service cart is when adjusting the handle height, and the structure is complicated, leads to the operation comparatively loaded down with trivial details, the problem that wastes time and energy. In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable service cart, includes the base, the U-shaped groove has been seted up on the top of base, there are two rollers, two through bearing swing joint respectively between the inside two walls in U-shaped groove be provided with the sleeve pipe between the roller, two the inside bottom of sheathed tube is embedded to have a connecting rod, two the outside of connecting rod is provided with the limiting plate, two the top of limiting plate is provided with reset spring, two the both ends of limiting plate are provided with the stopper, two the top of connecting rod is provided with first movable plate, one side of first movable plate is provided with first slider, two top-down has set gradually mounting panel and fixed plate between the sleeve pipe, two the inside top of sheathed tube is provided with the slide bar, two the bottom of slide bar is provided with the second slider, the inside of mounting panel is provided with two pull rods, two the outside of pull rod is provided with the second movable plate, two one side of second movable plate is provided with the spring, two the top of slide bar is provided with the handle, sheathed tube rear side and one side fixed connection of canvas pocket.

Preferably, the bottom end of the U-shaped groove is provided with two hole grooves, and the inner size of each hole groove is consistent with the outer size of the connecting rod.

Further preferably, the return spring, the connecting rod and the limiting plate are symmetrical with each other about a vertical center line of the base.

Preferably, two rectangular long-strip-shaped sliding grooves are formed in one side of the fixing plate, and the inner size of the first sliding groove is consistent with the outer size of the first sliding block.

Further preferably, the spring, the second moving plate and the pull rod are symmetrical with each other about a vertical center line of the base.

Preferably, a plurality of through grooves are formed in one side of each of the two sliding rods, and the inner size of each through groove is consistent with the outer size of each pull rod.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, through connecting rod, first movable plate and reset spring's cooperation for the service cart realizes folding and accomodating the service cart under the condition that does not use, has solved the great problem in space that the service cart box occupy when idle, has increased the convenience that the service cart carried out by a wide margin, thereby accords with portable service cart's demand.

The utility model discloses in, through the cooperation of pull spring pole, spring, second movable plate, realize the altitude mixture control to the service cart slide bar, the operability of greatly reduced service cart for people easily get on hand, thereby promote service cart and be people's service effect, increase service cart's practicality.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic side view of the internal structure of the present invention;

FIG. 3 is a schematic view of the front view of the internal structure of the present invention;

fig. 4 is a schematic view of the overlooking internal structure of the fixing plate of the present invention.

In the figure: 1. a base; 2. a U-shaped groove; 3. a roll shaft; 4. a sleeve; 5. a connecting rod; 6. a limiting plate; 7. a return spring; 8. a limiting block; 9. a first moving plate; 10. a first slider; 11. mounting a plate; 12. a fixing plate; 13. a slide bar; 14. a second slider; 15. a pull rod; 16. a second moving plate; 17. a spring; 18. a handle; 19. canvas pockets.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a portable service cart, including base 1, there are two roller 3 through bearing swing joint respectively between the inside two walls that U-shaped groove 2,U groove 2 was seted up to base 1's top, be provided with sleeve pipe 4 between two roller 3, the inside bottom of two sleeve pipes 4 is embedded to have connecting rod 5, the outside of two connecting rod 5 is provided with limiting plate 6, the top of two limiting plate 6 is provided with reset spring 7, the both ends of two limiting plate 6 are provided with stopper 8, the top of two connecting rod 5 is provided with first movable plate 9, one side of first movable plate 9 is provided with first slider 10, mounting panel 11 and fixed plate 12 have set gradually from top to bottom between two sleeve pipes 4, the inside top of two sleeve pipes 4 is provided with slide bar 13, the bottom of two slide bar 13 is provided with second slider 14, the inside of mounting panel 11 is provided with two pull rods 15, the outside of two pull rods 15 is provided with second movable plate 16, one side of two second movable plates 16 is provided with spring 17, the top of two slide bar 13 is provided with the handle 18, the rear side of sleeve pipe 4 and one side fixed connection of canvas pocket 19.

In this embodiment, as shown in fig. 2, two hole slots are formed at the bottom end of the inside of the U-shaped slot 2, and the inside size of the hole slots is consistent with the outside size of the connecting rod 5; utilize the joint structure of connecting rod 5 and hole groove, realize the fixed of no sleeve pipe 4 of sending out, avoid the service cart in the use, the sleeve pipe 4 takes place not hard up the condition of empting.

In the embodiment, as shown in fig. 2, the return spring 7, the connecting rod 5 and the limiting plate 6 are symmetrical with respect to the vertical center line of the base 1; realize contacting the joint between connecting rod 5 and the hole groove for the service cart realizes folding and accomodating the service cart under the condition of not using, has solved the great problem in space that the box took of service cart when idle, has increased the convenience that the service cart carried out of the door by a wide margin.

In this embodiment, as shown in fig. 4, two rectangular strip-shaped sliding grooves are formed in one side of the fixing plate 12, and the inner size of the first sliding groove is consistent with the outer size of the first slider 10; by means of the cooperation of the sliding groove and the first slider 10, the stability of the first moving plate 9 and the connecting rod 5 during movement is ensured, and the problem that the connecting rod 5 inclines during movement is avoided.

In the present embodiment, as shown in fig. 2, the spring 17, the second moving plate 16 and the pull rod 15 are symmetrical with respect to the vertical center line of the base 1; the height adjustment of the service trolley slide rod 13 is realized, the operability of the service trolley is greatly reduced, people can easily get on the hand, the service effect of the service trolley for people is improved, and the practicability of the service trolley is improved.

In this embodiment, as shown in fig. 2, a plurality of through grooves are respectively formed on one side of each of the two sliding rods 13, and the inner size of each through groove is consistent with the outer size of the pull rod 15; the slide rod 13 is fixed by utilizing the clamping structure of the pull rod 15 and the through groove, so that the slide rod 13 is prevented from sliding into the sleeve 4 due to looseness during the use of the service trolley, and the service effect of the service trolley is prevented from being influenced.

The utility model discloses a use method and advantage: when the portable service cart is used, the working process is as follows:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, firstly, the sleeve 4 is pulled, so that the sleeve 4 drives the roller shaft 3 to rotate under the action of the bearing, when the sleeve 4 is pulled to 90 degrees, the connecting rod 5 is clamped inside the hole groove through the elastic structure of the return spring 7, so as to fix the sleeve 4, then the handle 18 is pulled to drive the sliding rod 13 to move, the sliding rod 13 drives the second sliding block 14 to move downwards in the limiting groove limiting guide arranged on the two sides of the inner wall of the sleeve 4, the stability of the sliding rod 13 in the moving process is increased by the matching of the limiting groove and the second sliding block 14, when the sliding rod 13 is pulled to a required height, the elastic structure of the spring 17 drives the pull rod 15 to be clamped inside the through groove, so as to fix the sliding rod 13, so that the sliding rod 13 slides into the inner part of the sleeve 4 due to looseness during the use of the service cart is avoided, so as to affect the service effect of the service cart, the height adjustment of the sliding rod 13 of the service trolley is realized, the operability of the service trolley is greatly reduced, people can easily get on the hands, the service effect of the service trolley for people is improved, the practicability of the service trolley is increased, when the service trolley needs to be stored, two fingers are placed into the pull ring, the pull ring is pulled oppositely to drive the pull rod 15 and the second movable plate 16 to move downwards in the slotting limiting guide direction, the spring 17 is stretched simultaneously, the clamping structure between the pull rod 15 and the through groove is relieved, then the two sliding rods 13 are placed back to the inside of the sleeve 4, the pull ring is loosened, the pull rod 15 is clamped in the through groove under the elastic structure of the spring 17, so that the automatic sliding-out of the sliding rod 13 is avoided, then the first movable plate 9 is driven by pulling the handle, the first movable plate 9 drives the first sliding block 10 to move downwards in the sliding groove limiting guide direction, and the sliding groove is matched with the first sliding block 10, increase the stability of first movable plate 9 during the removal, first movable plate 9 drives connecting rod 5 and removes, connecting rod 5 drives limiting plate 6 and stopper 8 and removes under the spacing guide of spacing groove, and compress reset spring 7, when connecting rod 5 removes and break away from the inside in hole groove, thereby contact sleeve pipe 4 remains the joint structure between the base 1, then it is rotatory to pass through roller 3 with sleeve pipe 4, and put into the U-shaped inslot 2 that base 1 surface was seted up inside, make the service cart under the condition of not using, realize the folding of service cart and accomodate, the great problem in space that the box occupy when idle service cart has been solved, the convenience that the service cart carried out the door has been increased by a wide margin, thereby accord with the demand of portable service cart.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A portable service cart, includes base (1), its characterized in that: the movable type rack is characterized in that a U-shaped groove (2) is formed in the top end of the base (1), two rollers (3) are movably connected between two walls in the U-shaped groove (2) through bearings respectively, a sleeve (4) is arranged between the two rollers (3), connecting rods (5) are embedded in the bottom ends of the two sleeves (4), two limiting plates (6) are arranged outside the connecting rods (5), a reset spring (7) is arranged on the top end of each limiting plate (6), limiting blocks (8) are arranged on the two ends of each limiting plate (6), a first movable plate (9) is arranged on the top ends of the two connecting rods (5), a first slider (10) is arranged on one side of the first movable plate (9), a mounting plate (11) and a fixing plate (12) are sequentially arranged between the two sleeves (4) from top to bottom, sliding rods (13) are arranged on the top ends of the two sleeves (4), a second slider (14) is arranged on the bottom ends of the two sliding rods (13), two pull rods (15) are arranged inside the mounting plate (11), a second movable plate (16) is arranged on the outside of the two pull rods (15), a second movable plate (16), a spring (17) is arranged on one side of the second movable plate (16), and two pull rods (17) are arranged on the top ends of the spring (17), the rear side of the sleeve (4) is fixedly connected with one side of the canvas pocket (19).

2. A portable service cart according to claim 1, wherein: two hole grooves are formed in the bottom end of the inner portion of the U-shaped groove (2), and the inner size of each hole groove is consistent with the outer size of the connecting rod (5).

3. A portable cart according to claim 1, wherein: the reset spring (7), the connecting rod (5) and the limiting plate (6) are symmetrical with respect to the vertical center line of the base (1).

4. A portable service cart according to claim 1, wherein: two rectangular strip-shaped sliding grooves are formed in one side of the fixing plate (12), and the inner size of the first sliding groove is consistent with the outer size of the first sliding block (10).

5. A portable service cart according to claim 1, wherein: the spring (17), the second moving plate (16) and the pull rod (15) are symmetrical with each other about a vertical central line of the base (1).

6. A portable service cart according to claim 1, wherein: a plurality of through grooves are formed in one side of each of the two sliding rods (13), and the inner size of each through groove is consistent with the outer size of each pull rod (15).