CN210338025U - Connecting structure for handcart wheel frame - Google Patents
Connecting structure for handcart wheel frame Download PDFInfo
- Publication number
- CN210338025U CN210338025U CN201921114366.6U CN201921114366U CN210338025U CN 210338025 U CN210338025 U CN 210338025U CN 201921114366 U CN201921114366 U CN 201921114366U CN 210338025 U CN210338025 U CN 210338025U
- Authority
- CN
- China
- Prior art keywords
- cross shaft
- spacing
- cross
- limiting
- connection structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Handcart (AREA)
Abstract
The utility model belongs to the technical field of the handcart, concretely relates to connection structure on handcart wheel. A connecting structure for a trolley wheel frame comprises a trolley body, and a guide wheel and a roller which are arranged at the bottom of the trolley body, wherein cross shaft connecting pieces are symmetrically arranged between the trolley body and the roller, a cross shaft is arranged between the cross shaft connecting pieces, and the cross shaft is connected with the trolley body through the cross shaft connecting pieces; spacing mouthful has been seted up to cross axle connecting piece one end, set firmly the spacing portion with spacing mouthful looks adaptation on the cross axle, the cross axle passes through spacing portion joint in spacing mouthful. The utility model aims at providing a connection structure for between shopping cart automobile body and the gyro wheel, the gyro wheel links to each other with the automobile body through this connecting piece, and insecure, can rock, be difficult to the problem of dismouting in the solution use.
Description
Technical Field
The utility model belongs to the technical field of the handcart, concretely relates to connection structure on handcart wheel.
Background
With the improvement of the living standard of people, supermarket shopping becomes an essential component of daily life of people. The shopping cart can be frequently used in the shopping process, and the bottom of the shopping cart is provided with the idler wheels, so that people can conveniently carry goods, and the shopping cart is convenient and labor-saving. In order to reduce the volume and reduce the transportation cost, the shopping cart body and the rollers are generally separated when leaving the factory, namely the shopping cart body and the rollers are disassembled and packaged for transportation, and the shopping cart body and the rollers are installed after being purchased by a consumer.
The cross shaft connecting part between the body and the wheels of the existing shopping cart is an L-shaped right-angle connecting piece, so that the cross shaft positioned on the inner side of the wheel frame can frequently shake left and right in the using process and even fall off, the cross shaft cannot be well fixed, and the normal rotation of the rollers is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a connection structure for between shopping cart automobile body and the gyro wheel, the gyro wheel links to each other with the automobile body through this connecting piece, and insecure, can rock, be difficult to the problem of dismouting in the solution use.
The purpose of the utility model is realized like this: the utility model provides a connection structure for on handcart wheel frame, includes the automobile body and installs leading wheel and gyro wheel at the automobile body bottom, its characterized in that: the trolley is characterized in that cross shaft connecting pieces are symmetrically arranged between the trolley body and the rollers, cross shafts are arranged between the cross shaft connecting pieces, and the cross shafts are connected with the trolley body through the cross shaft connecting pieces;
spacing mouth has been seted up to cross axle connecting piece one end, set firmly the spacing portion with spacing mouthful looks adaptation on the cross axle, the cross axle passes through spacing portion and spacing mouthful fixed connection.
Preferably, the limiting opening is axially provided with a communicated cavity which is cylindrical, limiting grooves are formed in the cavity in an up-and-down symmetrical mode, and protrusions matched with the limiting grooves are formed in the limiting portion.
Preferably, the cross shaft penetrates through the cross shaft connecting piece, a cross shaft fixing sleeve is sleeved on the outer side of the cross shaft and abuts against the inner end face of the limiting opening, and a protrusion arranged on the limiting portion is inserted into the groove to form inner limiting.
Preferably, the cross shaft connecting piece is inverted T-shaped, the cross shaft connecting piece is provided with a vehicle body connecting portion, the vehicle body connecting portion comprises a limiting opening, a connecting column is arranged on the limiting opening in a protruding mode, and a limiting pin mounting hole is formed in the connecting column.
Preferably, a fixing sleeve matched with the limiting opening is arranged below the vehicle body, and the fixing sleeve abuts against the limiting opening and is inserted into the limiting pin mounting hole through the limiting pin to be fixed with the fixing sleeve.
Preferably, the outer end of the roller bearing is provided with a cotter pin, and a transverse shaft penetrating the outer end of the roller bearing forms outer side limit through the cotter pin.
Compared with the prior art, the utility model outstanding and profitable technological effect is: the fixing sleeve of the cross shaft connecting part is changed into a T shape at present, the left end and the right end of the cross shaft are supported and fixed through the fixing sleeve of the T-shaped cross shaft connecting part, and the outer end of the wheel bearing is limited through a cotter pin, so that the cross shaft does not shake left and right; the utility model discloses a connecting piece for between shopping cart automobile body and the gyro wheel, the gyro wheel links to each other with the automobile body through this connecting piece, and its connection is more firm, makes things convenient for the dismouting, has improved its life.
Drawings
Fig. 1 is a schematic structural diagram in an embodiment of the present invention.
Fig. 2 is a connection structure between the vehicle body and the wheel in the embodiment of the present invention.
Fig. 3 is one of the exploded views of the connection structure between the vehicle body and the wheel in the embodiment of the present invention.
Fig. 4 is a second exploded view of the connection structure between the vehicle body and the wheel according to the embodiment of the present invention.
Fig. 5 is a cross sectional view of a cross shaft connector in an embodiment of the invention.
Fig. 6 is one of the structural schematic diagrams of the cross shaft connecting piece in the embodiment of the present invention.
Fig. 7 is a second schematic structural diagram of the cross shaft connector according to the embodiment of the present invention.
Reference numerals: 1-a vehicle body; 2-a guide wheel; 3, rolling wheels; 4-a connector; 5-horizontal axis; 6-limiting port; 7-a limiting part; 8-a cavity; 9-a limiting groove; 10-bump; 11-a vehicle body connection; 12-a limit opening; 13-connecting column; 14-a limit pin mounting hole; 15-fixing the sleeve; 16-a cotter pin; 17-lateral axis fixation sleeve.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-7, a connecting structure for a wheel frame of a trolley comprises a trolley body 1, and guide wheels 2, rollers 3 and a cross shaft 5 which are arranged at the bottom of the trolley body 1, wherein two guide wheels 2 are symmetrically arranged at two sides of the bottom of the front end of the trolley body 1, two rollers 3 are symmetrically arranged at two sides of the bottom of the rear end of the trolley body 1, the two rollers 3 are connected through the cross shaft 5, two cross shaft connecting pieces 4 are symmetrically arranged between the trolley body 1 and the rollers 3, and the cross shaft 5 is connected with the trolley body 1 through the cross shaft connecting pieces 4;
the cross shaft connecting piece 4 is in an inverted T shape, the left end of the cross shaft connecting piece is provided with a limiting port 6, the limiting port 6 is axially provided with a communicated cavity 8, the cavity 8 is cylindrical, and limiting grooves 9 are formed in the cavity 8 in an up-down symmetrical mode;
a limiting part 7 matched with the limiting opening 6 is fixedly arranged on the transverse shaft 5, and a bulge 10 matched with a limiting groove 9 is formed on the limiting part 7;
the transverse shaft 5 penetrates through the transverse shaft connecting pieces 4, a transverse shaft fixing sleeve 17 is sleeved outside the transverse shaft 5, the transverse shaft fixing sleeve 17 abuts against the inner end face of the limiting opening 6, and the protrusion 10 arranged on the limiting portion 7 is inserted into the groove 9 to form inner limiting, so that the transverse shaft fixing sleeve 17 positioned between the two transverse shaft connecting pieces 4 cannot move left and right, the distance between the two fixing sleeves 15 is kept unchanged, and the limiting effect is achieved.
3 bearing outer ends of gyro wheel are equipped with cotter 16, and the cross axle 5 of wearing to locate 3 bearing outer ends of gyro wheel forms the outside spacing through cotter 16 for locate the bearing in the gyro wheel 3 and can not drop easily, even if run into the use subaerial of top woman, thereby produce strong rocking and also can not drop easily and lead to the handcart to be unable to use, improved its life.
The effect that above-mentioned technical scheme produced: the left end and the right end of the cross shaft positioned on the inner side of the wheel frame are supported and fixed through the limiting port 6 of the cross shaft connecting piece 4, the outer end of the wheel bearing is limited through the cotter pin 16, the cross shaft 5 cannot frequently shake left and right at the moment, the stability of the wheel connecting structure is improved, the experience degree of a consumer when the trolley is used is greatly improved, the situation that the trolley falls off after being used for many times is avoided, and the service life of the trolley is prolonged.
The utility model discloses a cross axle connecting piece 4 for between shopping cart automobile body and the gyro wheel, the gyro wheel links to each other with automobile body 1 through this cross axle connecting piece 4, and its connection is more firm, makes things convenient for the dismouting, has improved its life.
In order to ensure that the cross shaft connecting piece 4 and the vehicle body 1 can keep firm connection and are more attractive, the cross shaft connecting piece 4 is provided with a vehicle body connecting part 11, the vehicle body connecting part 11 comprises a limiting opening 12, a connecting column 13 is convexly arranged on the limiting opening 12, and a limiting pin mounting hole 14 is formed in the connecting column 13;
the fixing sleeve 15 matched with the limiting opening 12 is arranged below the vehicle body 1, the fixing sleeve 15 is also provided with a mounting hole with the same size as the limiting pin mounting hole 14, the fixing sleeve 15 abuts against the limiting opening 12 during installation, then the two mounting holes are aligned, and the limiting pin is inserted into the limiting pin mounting hole 14 to be fixed with the fixing sleeve 15.
The utility model discloses structural design is simple, convenient dismantlement and installation, firm in connection, and bearing nature is good, and toughness is high, and is more pleasing to the eye.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (6)
1. A connection structure for trolley wheel frame, includes automobile body (1) and installs leading wheel (2) and gyro wheel (3) in automobile body (1) bottom, its characterized in that: the trolley is characterized in that cross shaft connecting pieces (4) are symmetrically arranged between the trolley body (1) and the rollers (3), cross shafts (5) are arranged between the cross shaft connecting pieces (4), and the cross shafts (5) are connected with the trolley body (1) through the cross shaft connecting pieces (4);
spacing mouth (6) have been seted up to cross axle connecting piece (4) one end, set firmly spacing portion (7) with spacing mouth (6) looks adaptation on cross axle (5), cross axle (5) are through spacing portion (7) and spacing mouth (6) fixed connection.
2. A connection structure for a cart wheel frame, according to claim 1, wherein: spacing mouth (6) are equipped with cavity (8) of a intercommunication along the axial, and cavity (8) are cylindrical, and cavity (8) longitudinal symmetry shaping has spacing recess (9), the shaping has protruding (10) with spacing recess (9) looks adaptation on spacing portion (7).
3. A connection structure for a cart wheel frame, according to claim 2, wherein: the cross shaft (5) penetrates through the cross shaft connecting piece (4), a cross shaft fixing sleeve (17) is sleeved on the outer side of the cross shaft (5), the cross shaft fixing sleeve (17) abuts against the inner end face of the limiting opening (6), and a protrusion (10) arranged on the limiting portion (7) is inserted into the groove (9) to form inner side limiting.
4. A connection structure for a cart wheel frame, according to claim 1, wherein: the cross shaft connecting piece (4) is the style of calligraphy of falling T, is equipped with automobile body connecting portion (11) on the cross shaft connecting piece (4), and automobile body connecting portion (11) are equipped with spliced pole (13) including spacing opening (12), spacing opening (12) epirelief, spacer pin mounting hole (14) have been seted up on spliced pole (13).
5. A connection structure for a cart wheel frame, according to claim 4, wherein: a fixing sleeve (15) matched with the limiting opening (12) is arranged below the vehicle body (1), the fixing sleeve (15) abuts against the limiting opening (12) and is inserted into the limiting pin mounting hole (14) through the limiting pin to be fixed with the fixing sleeve (15).
6. A connection structure for a cart wheel frame, according to claim 1, wherein: the outer end of the bearing of the roller (3) is provided with a cotter pin (16), and the transverse shaft (5) penetrating the outer end of the bearing of the roller (3) forms outer side limit through the cotter pin (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921114366.6U CN210338025U (en) | 2019-07-16 | 2019-07-16 | Connecting structure for handcart wheel frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921114366.6U CN210338025U (en) | 2019-07-16 | 2019-07-16 | Connecting structure for handcart wheel frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210338025U true CN210338025U (en) | 2020-04-17 |
Family
ID=70195136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921114366.6U Active CN210338025U (en) | 2019-07-16 | 2019-07-16 | Connecting structure for handcart wheel frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210338025U (en) |
-
2019
- 2019-07-16 CN CN201921114366.6U patent/CN210338025U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE380743T1 (en) | FOUR-WHEEL VEHICLE | |
| WO2007022274A3 (en) | Load carrier for securing bicycle fork assemblies | |
| EP2398687A4 (en) | Foldable stroller | |
| US20100315586A1 (en) | Decorative eyeglass temples | |
| CN210338025U (en) | Connecting structure for handcart wheel frame | |
| JP2018034792A (en) | Structural assembly and method of assembly thereof | |
| US9599841B2 (en) | Decorative eyeglasses attachment | |
| CN203844538U (en) | Detachable universal wheel or roller | |
| CN103217749B (en) | A kind of novel joints of optical fibre | |
| CN204200871U (en) | The linkage structure of motor and speed reducer | |
| KR200445644Y1 (en) | Eyeglasses | |
| WO2007063525A3 (en) | Mounting assembly for stabel attachment of a seat, particularly a bicycle saddle | |
| CN102302850B (en) | Portable four-wheeled foot-operated skateboard | |
| CN102600599B (en) | Semi-frame wheel carrier frog-type skating board | |
| CN205384414U (en) | Spectacle set | |
| CN201097006Y (en) | Quickly dismountable glasses supporter | |
| CN202518319U (en) | Removable structure for rear wheels of baby carriage | |
| CN205358613U (en) | Multifunctional luggage box frame | |
| CN209888558U (en) | Baby carriage auxiliary wheel assembling structure beneficial to reducing packaging volume | |
| CN202153281U (en) | Combined sport glass | |
| CN211001405U (en) | Guide structure of foldable shopping cart | |
| CN205662222U (en) | Novel clamp | |
| CN104358790A (en) | Motor and speed reducer connecting structure | |
| CN203164533U (en) | Assembly structure of rimless glasses | |
| CN210593720U (en) | Roller and conveying line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |