CN113218125A

CN113218125A - Small refrigerator capable of being switched and used in multiple occasions

Info

Publication number: CN113218125A
Application number: CN202110516444.0A
Authority: CN
Inventors: 左华军; 李小博; 姜海陵; 虞航
Original assignee: Ningbo Handian Electric Appliance Co ltd
Current assignee: Ningbo Handian Electric Appliance Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-08-06

Abstract

The invention discloses a multi-occasion switching small refrigerator, which comprises a trolley and a refrigerator main body arranged in the trolley, wherein the top of the inner side of the trolley is provided with a mounting frame, a shifting mounting mechanism is arranged in the mounting frame to detach and separate the refrigerator main body from the trolley for use, the shifting mounting mechanism is provided with a leveling mechanism for leveling the refrigerator main body in two rotational degrees of freedom, the multi-occasion switching small refrigerator is different from the prior art, the shifting mounting mechanism can fold and position the supporting rods at the periphery so as to stably install the small refrigerator in the trolley and limit the small refrigerator through a limiting piece, the leveling mechanism can rotationally adjust the refrigerator main body in the two rotational degrees of freedom to ensure that the small refrigerator is always in a horizontal state, and after the small refrigerator is detached from the trolley by using a handle, the small refrigerator is supported and positioned through the supporting rods at the periphery, the device can also be used in the field with uneven ground.

Description

Small refrigerator capable of being switched and used in multiple occasions

Technical Field

The invention relates to the technical field of vehicle-mounted small refrigerators, in particular to a small refrigerator capable of being switched and used in multiple occasions.

Background

The refrigerator is a kind of refrigeration equipment for keeping constant low temperature, and is also a civil product for keeping constant low temperature and cold state of food or other articles, and can be divided into single-door refrigerator, double-door refrigerator and split double-door wall cabinet type refrigerator according to the structure of the door, and can be divided into air-cooled refrigerator, direct-cooled refrigerator and air-cooled direct-cooled refrigerator according to the refrigeration mode, and can be divided into ordinary refrigerator, double-temperature refrigerator and low-temperature refrigerator according to the temperature in the electric refrigerator.

In practical use, however, we find that most of the existing common car-mounted small refrigerators are directly placed in the car, and is electrically connected with the system in the vehicle, however, in the running process of the vehicle, the refrigerator is easy to shake due to bumping in the running process of the vehicle, even the circuit of the refrigerator is powered off, the normal work of the refrigerator is influenced, when people go out to play, people can carry the refrigerator with them so as to be convenient to taste cool articles in time, but the vehicle is inclined when driving on a slope or meeting on a road with a narrow lane, and at the same time, the condition of uneven ground is easily met in the field, the two conditions can cause the deflection of the rotor of the compressor and further cause the cylinder collision, or the bottom plate of the compressor is caused to resonate to generate noise, so that the normal use of the small refrigerator is influenced.

Disclosure of Invention

The invention aims to provide a small refrigerator capable of being switched and used in multiple occasions to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a many occasions switch over little refrigerator of use, is including setting up the refrigerator main part in dolly inside, its characterized in that: the refrigerator is characterized in that a mounting frame is arranged at the top of the inner side of the trolley, a shifting installation mechanism is arranged in the mounting frame to detach and separate the refrigerator main body from the trolley, a leveling mechanism for leveling the refrigerator main body in two rotational degrees of freedom is arranged on the shifting installation mechanism, the small refrigerator is switched to be used in multiple occasions, and the shifting installation mechanism is different from the prior art, so that the supporting rods on the periphery can be packed up and positioned through the shifting installation mechanism, the small refrigerator is stably installed in the trolley and limited through a limiting part, the refrigerator main body can be rotationally adjusted in the two rotational degrees of freedom through the leveling mechanism to be always in a horizontal state, and after the small refrigerator is detached from the trolley through a handle, the small refrigerator is supported and positioned through the supporting rods on the periphery, and the refrigerator can also be used in an area with uneven ground in the open air.

Preferably, the shifting installation mechanism comprises two sliding rods which are arranged on two sides of the bottom of the installation frame in a sliding mode respectively, folding support pieces are arranged on the sliding rods, so that the sliding rods can be folded and folded when placed on a trolley and can be unfolded and supported when detached from the trolley, locating parts are arranged on two sides of the installation frame respectively, the sliding rods on two sides are located, the refrigerator main body can be placed in the trolley, a U-shaped plate is arranged between the sliding rods, and the leveling mechanism is arranged on the U-shaped plate.

Preferably, folding support piece includes that two rotate the bracing piece that sets up in the slide bar both sides respectively, and bracing piece length equals, threaded hole is all seted up at the bracing piece middle part, and threaded hole installs fastening bolt.

Preferably, the locating part is including setting up the carriage in the mounting bracket, be provided with the slider in the carriage, the slider bottom is provided with the spring, and the spring bottom be provided with slide bar matched with locating lever, when the slide bar uses, the compression of cooperation spring and the aversion of slider, so that the locating lever fixes a position the slide bar, guarantees the stable of refrigerator main part and places.

Preferably, the mounting rack is provided with two positioning hooks, and the two positioning hooks are provided with at least two synchronizing rods arranged between the two positioning hooks so as to synchronously adjust the positioning rods on the two sides.

Preferably, the leveling mechanism comprises short shafts rotatably arranged on the opposite sides of the U-shaped plate, a balancing frame is arranged between the two short shafts, so that the balancing frame can rotate freely in the advancing direction of the trolley, a plurality of handles are arranged on the outer side of the balancing frame, so that the small refrigerator can be detached, separated and carried for use, a first adjusting piece is arranged on the balancing frame, the balancing frame is driven to rotate in the advancing direction of the trolley through the first adjusting piece, adjustment in one rotational degree of freedom of the refrigerator body is achieved, a second adjusting piece is arranged on the balancing frame, positioning seats are arranged on the two sides of the balancing frame, a balancing plate is rotatably arranged between the two positioning seats, the balancing plate is driven to rotate through the second adjusting piece, and adjustment in the other rotational degree of freedom of the refrigerator body is achieved.

Preferably, the first adjusting part comprises a first electric push rod arranged on the U-shaped plate, adjusting rods are arranged on two sides of the balancing stand, and a main shaft capable of being adjusted through the first electric push rod is arranged between the two adjusting rods.

Preferably, the second adjusting part comprises a gear arranged on one side, close to the first electric push rod, of the balance plate, a sliding rail is arranged on the balance frame, a rack is arranged inside the balance frame in a sliding mode and is used for rotating in a matched mode with the gear to drive the balance plate to rotate and adjust, and a second electric push rod for adjusting the rack is arranged on the balance frame.

Compared with the prior art, the invention has the beneficial effects that:

1. the small refrigerator is stably arranged in the trolley, the limit part is used for limiting, and after the small refrigerator is detached from the trolley by using the handle, the small refrigerator is supported and positioned by the support rods on the periphery, so that the small refrigerator can be used in an area with uneven ground in the open air.

2. The invention can rotationally adjust the refrigerator main body in two rotational degrees of freedom through the leveling mechanism, so that the refrigerator main body is always in a horizontal state.

Drawings

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

FIG. 2 is a schematic view of another orientation of the present invention shown in FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic view of another embodiment of the present invention;

FIG. 5 is a schematic view, partly in section, of FIG. 3 in accordance with the present invention;

FIG. 6 is a schematic structural view of a leveling mechanism according to the present invention;

FIG. 7 is a schematic view of a portion of the structure of FIG. 6 in accordance with the present invention;

fig. 8 is a schematic view of the trolley according to the present invention when the trolley is at the maximum climbing slope.

In the figure: 1-a trolley; 2-refrigerator main body; 3-mounting a frame; 4-a displacement mounting mechanism; 41-sliding rod; 42-a folding support; 421-a support bar; 422-threaded hole; 423-fastening bolts; 43-a stop; 431-carriage; 432-a slider; 433-a spring; 434-positioning rod; 435-positioning hook; 436-synchronization rod; 437-shift grooves; 438-positioning slots; 44-U-shaped plate; 5-leveling mechanism; 51-minor axis; 52-a balance frame; 53-a handle; 54-a first adjustment member; 541-a first electric push rod; 542-adjusting rod; 543-main shaft; 55-a second adjustment member; 551-gear; 552-a slide rail; 553-rack; 554-a second electric push rod; 56-positioning seat; 57-balance plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a multi-occasion switching small refrigerator comprises a refrigerator main body 2 arranged in a trolley 1, wherein the trolley 1 and the refrigerator main body 2 both adopt the conventional common structure, and the refrigerator main body 2 is electrically connected with the trolley 1 so as to provide drive for the refrigerator main body 2;

the top of the inner side of the trolley 1 is provided with a mounting rack 3, a displacement mounting mechanism 4 is arranged in the mounting rack 3, so that the refrigerator main body 2 can be detached from the trolley 1 for use, the displacement installation mechanism 4 is provided with a leveling mechanism 5 for leveling the refrigerator main body 2 in two rotational degrees of freedom, and the refrigerator main body 2 is arranged on the leveling mechanism 5, so that the supporting rods 421 at the periphery can be retracted and positioned by the displacement installation mechanism 4, then the small refrigerator is stably arranged in the trolley 1 and limited by the limiting piece 43, the main body 2 of the refrigerator can be rotationally adjusted in two rotational degrees of freedom by the leveling mechanism 5 to be always in a horizontal state, after the small refrigerator is detached from the trolley 1 by using the handle 53, the support rod 421 is used for supporting and positioning, and can be used in the uneven ground area in the open air.

The displacement installation mechanism 4 comprises two sliding rods 41 which are respectively arranged at two sides of the bottom of the installation frame 3 in a sliding mode, folding supporting pieces 42 are arranged on the sliding rods 41, so that the sliding rods can be folded and folded when placed on the trolley 1, and can be unfolded and supported when detached from the trolley 1, limiting pieces 43 are respectively arranged at two sides of the installation frame 3, so that the sliding rods 41 at two sides are positioned, the refrigerator main body 2 can be placed in the trolley 1, two U-shaped plates 44 are arranged between the sliding rods 41, and the leveling mechanism 5 is arranged on the U-shaped plates 44.

Folding support piece 42 includes that two rotate respectively and set up the bracing piece 421 in the slide bar 41 both sides, and bracing piece 421 length equals, threaded hole 422 has all been seted up at bracing piece 421 middle part, and installs fastening bolt 423 in the threaded hole 422, is located and has seted up the circular slot on the bracing piece 421 in the outside, so that fastening bolt 423 can the screw thread install on bracing piece 421, and does not influence slide bar 41 and normally slide, the user rotates the bracing piece 421 of both sides, makes it be in the horizontality, and screw up fastening bolt 423 in threaded hole 422, and make fastening bolt 423 be in the circular slot completely, no protruding part.

The limiting member 43 comprises a sliding frame 431 arranged in the mounting frame 3, a sliding block 432 is arranged in the sliding frame 431, a spring 433 is arranged at the bottom of the sliding block 432, a positioning rod 434 matched with the sliding rod 41 is arranged at the bottom of the spring 433, when the sliding rod 41 is used, the positioning rod 434 positions the sliding rod 41 to ensure the stable placement of the refrigerator main body 2, a displacement groove 437 is arranged on the mounting frame 3 to facilitate the displacement adjustment of the spring 433 and the positioning rod 434, a positioning slot 438 is arranged on the sliding rod 41 to realize the positioning of the sliding rod 41, the synchronizing rod 436 is taken down and clamped in rectangular grooves on the positioning rods 434 at two sides, the positioning rod 434 is lifted upwards and pushed inwards to enable the sliding block 432 to slide on the sliding frame 431, and the positioning rod 434 is pressed downwards under the action of the spring 433 to be inserted in the positioning slot 438, the positioning of the sliding rod 41 is realized, and the positioning rod 434 can be prevented from being pulled randomly by a child, so that the child can be injured by falling of the device.

Be provided with the location on the mounting bracket 3 and collude 435, the location colludes 435 and is provided with two at least, has placed synchronizing bar 436 between to the synchronous regulation of both sides locating lever 434, set up the rectangular channel that cooperatees and use on locating lever 434 and the synchronizing bar 436 respectively, through synchronizing bar 436, can realize both sides synchronous regulation, nevertheless avoid children to use at will.

The leveling mechanism 5 comprises short shafts 51 rotatably arranged on opposite sides of the U-shaped plate 44, a balancing frame 52 is arranged between the two short shafts 51 so that the balancing frame 52 can freely rotate in the advancing direction of the trolley 1, a plurality of handles 53 are arranged on the outer side of the balancing frame 52 so as to realize the dismounting, separating and carrying use of the small refrigerator, a first adjusting piece 54 is arranged on the balancing frame 52 so that the balancing frame 52 can be driven by the first adjusting piece 54 to rotate in the advancing direction of the trolley 1 so as to realize the adjustment in one rotational degree of freedom of the refrigerator main body 2, a second adjusting piece 55 is arranged on the balancing frame 52, positioning seats 56 are arranged on two sides of the balancing frame 52, a balancing plate 57 is rotatably arranged between the two positioning seats 56 so that the balancing plate 57 can be driven by the second adjusting piece 55 to rotate so as to realize the adjustment in the other rotational degree of freedom of the refrigerator main body 2,

for a general trolley 1 (a common car), the maximum climbing gradient is about 32%, and the corresponding slope angle is about 22 °, that is, the variation range of the balance frame 52 in the driving direction of the trolley 1 is: 22 to 22 degrees, so as to avoid interference in the rotation process and save space in the trolley 1, the clearance reserved between the U-shaped plate 44 and the balancing stand 52 should be x sec22 to x, where x is the vertical distance from the short shaft 51 to the side of the sliding rail 552 (the structure closest to the U-shaped plate 44) close to the first electric push rod 541, as shown in the attached drawings;

similarly, for a typical car 1 (a common car), the maximum roll stability angle is about 28 °, and the same method is also applied, with a suitable gap reserved between the balance frame 52 and the balance plate 57.

The first adjusting part 54 comprises a first electric push rod 541 arranged on the U-shaped plate 44, adjusting rods 542 are arranged on two sides of the balancing frame 52, a main shaft 543 capable of being adjusted through the first electric push rod 541 is arranged between the two adjusting rods 542, when the trolley 1 runs, the inclination condition of the trolley 1 is detected according to an inclination angle detection device in the trolley, the main shaft 543 is driven to lift and adjust through the first electric push rod 541, and then the adjusting rods 542 are driven to correspondingly adjust an appropriate angle, so that the balancing frame 52 can rotate in the advancing direction of the trolley 1, and adjustment in one rotational degree of freedom of the refrigerator main body 2 is realized.

The second adjusting part 55 comprises a gear 551 arranged on the side of the balancing plate 57 close to the first electric push rod 541, the balancing frame 52 is provided with a sliding rail 552, and a rack 553 is arranged inside the balancing frame in a sliding manner and is used for rotating in cooperation with the gear 551 to drive the balancing plate 57 to rotate and adjust, the balancing frame 52 is provided with a second electric push rod 554 for adjusting the rack 553, when the trolley 1 runs, the second electric push rod 554 detects the inclination condition of the trolley 1 according to an inclination angle detection device in the trolley, drives the rack 553 to slide and displace in the sliding rail 552 through the second electric push rod 554, further drives the gear 551 to rotate, so as to drive the balancing plate 57 to rotate, and further realizes the adjustment in another rotational degree of freedom when the refrigerator main body 2 inclines left and right on the trolley 1.

The working principle is as follows: when the refrigerator is used, a user rotates the support rods 421 at two sides to be in a horizontal state, the fastening bolts 423 are screwed in the threaded holes 422, the fastening bolts 423 are completely positioned in the circular grooves without protruding parts, then the synchronizing rods 436 are taken down to be clamped in the rectangular grooves on the positioning rods 434 at two sides, the positioning rods 434 are lifted upwards and pushed inwards to enable the sliding blocks 432 to slide on the sliding frames 431, the positioning rods 434 are pressed downwards under the action of the springs 433 to be inserted in the positioning insertion grooves 438 to realize the positioning of the sliding rods 41, then when the trolley 1 is in a running state, the main shaft 543 is driven to ascend and descend by the aid of the inclination angle detection equipment in the trolley, the adjusting rods 542 are driven to correspondingly adjust the proper angle, the balance frame 52 is driven to rotate in the advancing direction of the trolley 1, and adjustment in one rotational degree of freedom of the refrigerator main body 2 is realized, the rack 553 is driven by the second electric push rod 554 to slide and shift in the slide rail 552, and then the gear 551 is driven to rotate, so as to drive the balance plate 57 to rotate, and further realize the adjustment of the refrigerator main body 2 in another rotational degree of freedom when the trolley 1 tilts left and right, meanwhile, the trolley 1 trunk is also provided with a structure which is the same as that of the mounting rack 3, so as to meet the requirement that a driver can place the device in the trunk when the driver does not drink during driving, but still have a corresponding adjustment function, in addition, when playing in the field, the device can be taken out by the handle 53, and the fastening bolt 423 is unscrewed to open the support rod 421 for supporting and adjusting, and when the ground is uneven, the two rotational degrees of freedom can be adjusted by the first electric push rod 541 and the second electric push rod 554, so that the refrigerator main body 2 is in a horizontal state, and the phenomenon that the compressor rotor deflects or causes the resonance of the compressor bottom plate is avoided, the problems of noise and the like are generated, and the refrigerator main body 2 can be normally used under the condition of multi-occasion switching.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in 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

1. The utility model provides a many occasions switch over little refrigerator of use, includes refrigerator main part (2) of setting in dolly (1) inside, its characterized in that: dolly (1) inboard top is provided with mounting bracket (3), be provided with aversion installation mechanism (4) in mounting bracket (3) to can dismantle the separation and use refrigerator main part (2) from dolly (1), be provided with leveling mechanism (5) that carry out the leveling to refrigerator main part (2) in two rotational degrees of freedom on aversion installation mechanism (4), and refrigerator main part (2) are provided with on leveling mechanism (5).

2. A multi-occasion switching small refrigerator according to claim 1, characterized in that: the displacement installation mechanism (4) comprises two sliding rods (41) which are arranged on two sides of the bottom of the installation frame (3) in a sliding mode, folding supporting pieces (42) are arranged on the sliding rods (41) respectively, so that the sliding rods can be folded and folded when placed on the trolley (1), and the sliding rods can be unfolded and supported when detached from the trolley (1), limiting pieces (43) are arranged on two sides of the installation frame (3) respectively, the sliding rods (41) on two sides are located, the refrigerator main body (2) can be placed in the trolley (1), and U-shaped plates (44) are arranged between the sliding rods (41), and the leveling mechanism (5) is arranged on the U-shaped plates (44).

3. A multi-occasion switching small refrigerator according to claim 2, characterized in that: folding support piece (42) include two respectively rotate bracing piece (421) that set up in slide bar (41) both sides, and bracing piece (421) length equals, threaded hole (422) have all been seted up in bracing piece (421) middle part, and install fastening bolt (423) in threaded hole (422).

4. A multi-occasion switching small refrigerator according to claim 3, wherein: the limiting part (43) comprises a sliding frame (431) arranged in the mounting frame (3), a sliding block (432) is arranged in the sliding frame (431), a spring (433) is arranged at the bottom of the sliding block (432), a positioning rod (434) matched with the sliding rod (41) is arranged at the bottom of the spring (433), and when the sliding rod (41) is used, the spring (433) is matched with the compression of the sliding rod (432) and the displacement of the sliding block (432), so that the positioning rod (434) can be used for positioning the sliding rod (41), and the stable placement of the refrigerator main body (2) is ensured.

5. A multi-occasion switching small refrigerator according to claim 4, characterized in that: be provided with location on mounting bracket (3) and collude (435), location colludes (435) and is provided with two at least, has placed between and synchronous rod (436) to locating lever (434) synchronous regulation in both sides.

6. A multi-occasion switching small refrigerator according to claim 5, characterized in that: the leveling mechanism (5) comprises short shafts (51) rotatably arranged on the opposite sides of a U-shaped plate (44), a balancing frame (52) is arranged between the two short shafts (51) so that the balancing frame (52) can freely rotate in the advancing direction of the trolley (1), a plurality of handles (53) are arranged on the outer side of the balancing frame (52) so as to realize the disassembly, separation and carrying use of the small refrigerator, a first adjusting piece (54) is arranged on the balancing frame (52) so that the balancing frame (52) can rotate in the advancing direction of the trolley (1) through the first adjusting piece (54) to further realize the adjustment in one rotating degree of freedom of the refrigerator main body (2), a second adjusting piece (55) is arranged on the balancing frame (52), positioning seats (56) are arranged on the two sides of the balancing frame (52), and a balancing plate (57) is rotatably arranged between the two positioning seats (56), so as to drive the balance plate (57) to rotate through the second adjusting piece (55), thereby realizing the adjustment in the other rotational freedom degree of the refrigerator main body (2).

7. A multi-occasion switching small refrigerator according to claim 6, wherein: the first adjusting piece (54) comprises a first electric push rod (541) arranged on the U-shaped plate (44), adjusting rods (542) are arranged on two sides of the balancing stand (52), and a main shaft (543) capable of being adjusted through the first electric push rod (541) is arranged between the two adjusting rods (542).

8. A multi-occasion switching small refrigerator according to claim 7, wherein: the second adjusting part (55) comprises a gear (551) arranged on one side, close to the first electric push rod (541), of the balance plate (57), a sliding rail (552) is arranged on the balance frame (52), a rack (553) is arranged inside the balance frame in a sliding mode and is used for rotating in cooperation with the gear (551) to drive the balance plate (57) to rotate and adjust, and a second electric push rod (554) for adjusting the rack (553) is arranged on the balance frame (52).