CN213631052U - Portable electronic cold and warm box - Google Patents
Portable electronic cold and warm box Download PDFInfo
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- CN213631052U CN213631052U CN202022115272.XU CN202022115272U CN213631052U CN 213631052 U CN213631052 U CN 213631052U CN 202022115272 U CN202022115272 U CN 202022115272U CN 213631052 U CN213631052 U CN 213631052U
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- pair
- cold
- box body
- pull rod
- warm box
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model discloses a portable electronic cold and warm box, a pull rod carrying unit comprises a pair of lower telescopic rods and a U-shaped pull rod frame with a downward opening; a pair of vertical parts of the pull rod frame passes through the pair of upper moving grooves; a central transmission rod is pivoted between the upper ends and the lower ends of the front side wall and the rear side wall of the driving groove; a transmission gear is fixed in the middle of the central transmission rod; the front part and the rear part of the central transmission rod are respectively provided with a synchronous belt wheel; a synchronous belt is arranged between a pair of synchronous belt wheels on the same side; outer racks are respectively formed on the end surfaces of the pair of vertical parts of the pull rod frame, which are close to each other; the outer rack is meshed with a pair of transmission gears on the corresponding side; the lower telescopic rod vertically penetrates through the lower moving groove; an inner rack is formed on the end surface of the lower telescopic rod, which is far away from the cold and warm box body; the inner rack is meshed with a pair of transmission gears on the corresponding side; the bottom of the lower telescopic rod is provided with a roller; the utility model has the advantages that: simple structure makes things convenient for the electron changes in temperature case to carry, places stably.
Description
Technical Field
The utility model relates to a technical field of electron cooler and warmer case, concretely relates to portable electron cooler and warmer case.
Background
The cold and warm box can be divided into different types according to different product textures, and comprises various insulation boxes made of plastics, foams, metal materials, wood and the like.
When people go out, the electronic cooling and heating box carried is generally portable, because the articles placed in the box are more, when people are portable, because the box is heavier, the user can carry more difficultly, and the carrying of the user is inconvenient, thereby reducing the practicability of the electronic cooling and heating box.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable electron cooler and warmer to current electron cooler and warmer carries inconvenient technical problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a portable electronic cold and warm box comprises a rectangular cold and warm box body and a pull rod carrying unit; the door of the cold and warm box body is positioned at the front end; a left containing box and a right containing box are respectively formed on the left end surface and the right end surface of the cold and warm box body; the left and right containing boxes are cuboids with driving grooves in the shape of rectangular grooves formed inside; the pull rod carrying unit comprises a pair of lower telescopic rods and a U-shaped pull rod frame with a downward opening; an upper moving groove for a vertical part of the pull rod frame to vertically penetrate is formed at one end, far away from the electronic heating and cooling box, of the upper side wall of the driving groove, and a lower moving groove for a lower telescopic rod to vertically penetrate is formed at one end, close to the electronic heating and cooling box, of the lower side wall of the driving groove; a pair of vertical parts of the pull rod frame passes through the pair of upper moving grooves; a central transmission rod is pivoted between the upper ends and the lower ends of the front side wall and the rear side wall of the driving groove; a transmission gear is fixed in the middle of the central transmission rod; the front part and the rear part of the central transmission rod are respectively provided with a synchronous belt wheel; a synchronous belt is arranged between a pair of synchronous belt wheels on the same side; outer racks are respectively formed on the end surfaces of the pair of vertical parts of the pull rod frame, which are close to each other; the outer rack is meshed with a pair of transmission gears on the corresponding side; the lower telescopic rod vertically penetrates through the lower moving groove; an inner rack is formed on the end surface of the lower telescopic rod, which is far away from the cold and warm box body; the inner rack is meshed with a pair of transmission gears on the corresponding side; the bottom of the lower telescopic rod is provided with a roller; when the pull rod frame is positioned at the lowest end, the pair of lower telescopic rods is positioned at the highest end, and the pair of rollers is higher than the lower end surface of the cooling and heating box body.
Preferably, an outer movement avoiding groove penetrating left and right is formed on the outer side wall of the driving groove; the lower ends of the end surfaces of the pair of vertical parts of the pull rod frame, which are far away from each other, are respectively screwed with a limiting bolt; the screw rod vertical movement setting of spacing bolt is outside removing and dodges the inslot.
Preferably, the front and rear side walls of the driving groove are respectively formed with an inner guide groove at one end close to the cooling and heating box body; the front end surface and the rear end surface of the lower telescopic rod are respectively provided with an inner guide strip matched with the inner guide groove.
Preferably, the front and rear side walls of the driving groove are respectively formed with an outer guide groove at one end far away from the cold and warm box body; outer guide strips matched with the outer guide grooves are respectively formed on the front end surface and the rear end surface of the pair of vertical parts of the pull rod frame.
Preferably, in the above-described aspect, the horizontal portion of the tie bar frame is a round bar.
Preferably, the horizontal part of the pull rod frame is rectangular and the center of the upper end surface of the horizontal part is provided with a handle.
Preferably, the lower ends of the left and right containing boxes are formed with left and right U-shaped limiting grooves with openings facing the cold and warm box bodies; horizontal guide grooves are respectively formed on the side walls of the pair of transverse parts of the left and right limiting grooves, which are close to each other; a U-shaped lower baffle is inserted in the left and right limiting grooves; horizontal guide blocks matched with the horizontal guide grooves are respectively formed at the upper ends of the end surfaces of the lower baffle plate, which are close to each other in the transverse direction; when the lower baffle is completely inserted into the left limiting groove and the right limiting groove, the end face of the lower baffle, far away from the cold and warm box body, is flush with the end faces of the left containing box and the right containing box, far away from the cold and warm box body, on the corresponding side, and the end face, close to the cold and warm box body, of the lower baffle abuts against the cold and warm box body; the lower end surface of the lower baffle is flush with the lower end surface of the cold and warm box body.
The beneficial effects of the utility model reside in that: simple structure makes things convenient for the electron changes in temperature case to carry, places stably.
Drawings
FIG. 1 is a schematic structural view of a cross section of the present invention in use;
FIG. 2 is a schematic structural view of the portable section of the present invention;
in the figure, 10, a cooling and heating box body; 11. a left and a right storage boxes; 110. a drive slot; 111. an inner guide groove; 112. an outer guide groove; 113. an outer movement avoidance groove; 114. an upper moving groove; 115. a lower moving chute; 116. a left limiting groove and a right limiting groove; 12. a lower baffle plate; 20. a pull rod carrying unit; 21. a lever frame; 22. an outer rack; 23. a central transmission rod; 231. a transmission gear; 24. a synchronous belt; 25. a lower telescopic rod; 26. an inner rack; 27. a roller; 28. a handle.
Detailed Description
As shown in fig. 1 and 2, the portable electronic warming and cooling box comprises a rectangular box body 10 and a pull rod carrying unit 20; the door of the cooling and heating box body 10 is positioned at the front end; a left containing box 11 and a right containing box 11 are respectively formed on the left end surface and the right end surface of the cold and warm box body 10; the left and right storage boxes 11 are rectangular solids in which rectangular groove-shaped driving grooves 110 are formed; the pull rod carrying unit 20 comprises a pair of lower telescopic rods 25 and a U-shaped pull rod frame 21 with a downward opening; an upper moving groove 114 for the vertical part of the draw bar frame 21 to vertically pass through is formed at one end of the upper side wall of the driving groove 110 far away from the electronic warming and cooling box 10, and a lower moving groove 115 for the vertical part of the lower telescopic rod 25 to vertically pass through is formed at one end of the lower side wall near the electronic warming and cooling box 10; a pair of vertical portions of the lever frame 21 pass through the pair of upper moving grooves 114; a central transmission rod 23 is pivoted between the upper ends and the lower ends of the front and rear side walls of the driving groove 110; a transmission gear 231 is fixed in the middle of the central transmission rod 23; synchronous belt wheels are respectively formed at the front part and the rear part of the central transmission rod 23; a synchronous belt 24 is arranged between a pair of synchronous belt wheels at the same side; external teeth bars 22 are respectively formed on the end surfaces of the pair of vertical parts of the pull rod frame 21, which are close to each other; the outer rack 22 is engaged with a pair of transmission gears 231 of the respective sides; the lower telescopic rod 25 vertically passes through the lower moving groove 115; an inner rack 26 is formed on the end surface of the lower telescopic rod 25 far away from the cold and warm box body 10; the inner rack 26 is engaged with a pair of transmission gears 231 of the respective sides; the bottom of the lower telescopic rod 25 is provided with a roller 27; when the lever frame 21 is at the lowermost end, the pair of lower telescopic rods 25 is at the uppermost end and the pair of rollers 27 is higher than the lower end surface of the heating and cooling box body 10.
As shown in fig. 1 and 2, an outer movement avoiding groove 113 penetrating left and right is formed on an outer side wall of the driving groove 110; the lower ends of the end surfaces of the pair of vertical parts of the pull rod frame 21, which are far away from each other, are respectively screwed with a limiting bolt 221; the screw of the limit bolt 221 is vertically movably disposed in the outer movement avoiding groove 113.
As shown in fig. 1 and 2, inner guide grooves 111 are respectively formed at one ends of the front and rear side walls of the driving groove 110 close to the box body 10; the front and rear end surfaces of the lower telescopic rod 25 are respectively formed with inner guide bars which are matched with the inner guide grooves 111.
As shown in fig. 1 and 2, outer guide grooves 112 are respectively formed at the ends of the front and rear side walls of the driving groove 110 away from the cold and warm box body 10; the front and rear end surfaces of the pair of vertical portions of the lever bracket 21 are respectively formed with outer guide strips which are engaged with the outer guide grooves 112.
As shown in fig. 1 and 2, the horizontal portion of the tie bar frame 21 is a round bar.
As shown in fig. 1 and 2, the horizontal portion of the tie bar frame 21 is rectangular and a handle 28 is provided at the center of the upper end surface thereof.
As shown in fig. 1 and 2, the lower ends of the left and right receiving boxes 11 are formed with left and right u-shaped limiting grooves 116 opening toward the cold-warm box body 10; horizontal guide grooves are respectively formed on the side walls of the pair of transverse parts of the left and right limiting grooves 116, which are close to each other; the right and left limiting grooves 116 are inserted with a U-shaped lower baffle 12; horizontal guide blocks matched with the horizontal guide grooves are respectively formed at the upper ends of a pair of end surfaces of the lower baffle plate 12, which are close to each other in the transverse direction; when the lower baffle 12 is completely inserted into the left and right limiting grooves 116, the end surface of the lower baffle 12 far away from the cold and warm box body 10 is flush with the end surfaces of the left and right containing boxes 11 far away from the cold and warm box body 10 on the corresponding side, and the end surface of the lower baffle 12 close to the cold and warm box body 10 abuts against the cold and warm box body 10; the lower end surface of the lower baffle 12 is flush with the lower end surface of the cold and warm box body 10.
The working principle of the portable electronic cold and warm box is adopted;
in the working state, as shown in fig. 1, when the pull rod frame 21 is at the lowermost end, the pair of lower telescopic rods 25 is at the uppermost end and the pair of rollers 27 is higher than the lower end surface of the cooling and heating box body 10, so that the electronic cooling and heating box is stably placed;
when the portable luggage carrier is required to be carried, firstly, the pair of limiting bolts 221 are unscrewed, then the pull rod frame 21 is pulled upwards, and then the pair of lower telescopic rods 25 are enabled to extend downwards through the transmission of the gear and the rack, so that the pair of idler wheels 27 are grounded, and finally the pair of limiting bolts 221 are screwed again, so that the heads of the limiting bolts 221 are abutted against the end surfaces of the corresponding sides of the left and right storage boxes 11, and the portable luggage carrier is convenient to carry;
according to the above principle, the pull-out length of the pull rod frame 21 can be controlled according to the operational convenience of the operator.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides a portable electron cold and warm case which characterized in that: comprises a rectangular cold and warm box body (10) and a pull rod carrying unit (20); the door of the cold and warm box body (10) is positioned at the front end; a left containing box (11) and a right containing box (11) are respectively formed on the left end surface and the right end surface of the cold and warm box body (10); the left and right storage boxes (11) are cuboids with rectangular groove-shaped driving grooves (110) formed inside; the pull rod carrying unit (20) comprises a pair of lower telescopic rods (25) and a U-shaped pull rod frame (21) with a downward opening; an upper moving groove (114) for a vertical part of the pull rod frame (21) to vertically pass through is formed at one end, far away from the cold and warm box body (10), of the upper side wall of the driving groove (110), and a lower moving groove (115) for a lower telescopic rod (25) to vertically pass through is formed at one end, near the cold and warm box body (10), of the lower side wall; a pair of vertical parts of the lever rack (21) passes through the pair of upper moving grooves (114); a central transmission rod (23) is pivoted between the upper ends and the lower ends of the front side wall and the rear side wall of the driving groove (110); a transmission gear (231) is fixed in the middle of the central transmission rod (23); synchronous belt wheels are respectively formed at the front part and the rear part of the central transmission rod (23); a synchronous belt (24) is arranged between a pair of synchronous belt wheels at the same side; outer racks (22) are respectively formed on the end surfaces of the pair of vertical parts of the pull rod frame (21), which are close to each other; the outer rack (22) is meshed with a pair of transmission gears (231) on the corresponding side; the lower telescopic rod (25) vertically penetrates through the lower moving groove (115); an inner rack (26) is formed on the end surface of the lower telescopic rod (25) far away from the cold and warm box body (10); the inner rack (26) is meshed with a pair of transmission gears (231) on the corresponding side; the bottom of the lower telescopic rod (25) is provided with a roller (27); when the pull rod frame (21) is positioned at the lowest end, the pair of lower telescopic rods (25) is positioned at the highest end, and the pair of rollers (27) are higher than the lower end surface of the cold and warm box body (10).
2. A hand-portable electronic cooler and warmer box according to claim 1, wherein: an outer movement avoiding groove (113) which penetrates left and right is formed on the outer side wall of the driving groove (110); the lower ends of the end surfaces of the pair of vertical parts of the pull rod frame (21) far away are respectively screwed with a limit bolt (221); the screw rod of the limit bolt (221) vertically moves and is arranged in the outer movement avoiding groove (113).
3. A hand-portable electronic cooler and warmer box according to claim 1, wherein: inner guide grooves (111) are respectively formed at the front side wall and the rear side wall of the driving groove (110) close to one end of the cold and warm box body (10); the front end surface and the rear end surface of the lower telescopic rod (25) are respectively provided with an inner guide strip matched with the inner guide groove (111).
4. A hand-portable electronic cooler and warmer box according to claim 1, wherein: outer guide grooves (112) are respectively formed at one ends of the front side wall and the rear side wall of the driving groove (110) far away from the cold and warm box body (10); the front and rear end surfaces of a pair of vertical parts of the pull rod frame (21) are respectively formed with an outer guide strip matched with the outer guide groove (112).
5. A hand-portable electronic cooler and warmer box according to claim 1, wherein: the horizontal part of the pull rod frame (21) is a round rod.
6. A hand-portable electronic cooler and warmer box according to claim 1, wherein: the horizontal part of the pull rod frame (21) is rectangular and the center of the upper end surface of the horizontal part is provided with a handle (28).
7. A hand-portable electronic cooler and warmer box according to claim 1, wherein: the lower ends of the left and right containing boxes (11) are formed with left and right U-shaped limiting grooves (116) with openings facing the cold and warm box bodies (10); horizontal guide grooves are respectively formed on the side walls of the left and right limiting grooves (116), which are close to each other in the transverse parts; a U-shaped lower baffle (12) is inserted in the left and right limiting grooves (116); horizontal guide blocks matched with the horizontal guide grooves are respectively formed at the upper ends of the end surfaces, close to each other, of the pair of transverse parts of the lower baffle (12); when the lower baffle (12) is completely inserted into the left and right limiting grooves (116), the end face of the lower baffle (12) far away from the cold and warm box body (10) is flush with the end faces of the left and right containing boxes (11) far away from the cold and warm box body (10) on the corresponding side, and the end face of the lower baffle (12) close to the cold and warm box body (10) abuts against the cold and warm box body (10); the lower end surface of the lower baffle (12) is flush with the lower end surface of the cold and warm box body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022115272.XU CN213631052U (en) | 2020-09-24 | 2020-09-24 | Portable electronic cold and warm box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022115272.XU CN213631052U (en) | 2020-09-24 | 2020-09-24 | Portable electronic cold and warm box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213631052U true CN213631052U (en) | 2021-07-06 |
Family
ID=76653080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022115272.XU Active CN213631052U (en) | 2020-09-24 | 2020-09-24 | Portable electronic cold and warm box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213631052U (en) |
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2020
- 2020-09-24 CN CN202022115272.XU patent/CN213631052U/en active Active
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