CN213649700U - Locking and fixing device for wheel base - Google Patents
Locking and fixing device for wheel base Download PDFInfo
- Publication number
- CN213649700U CN213649700U CN202022547907.3U CN202022547907U CN213649700U CN 213649700 U CN213649700 U CN 213649700U CN 202022547907 U CN202022547907 U CN 202022547907U CN 213649700 U CN213649700 U CN 213649700U
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- locking
- wheel
- welded
- pull rod
- spring frame
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Abstract
The utility model provides a locking and fixing device for a wheel-direction seat, which is characterized by comprising a fixing mechanism, a connecting mechanism, a roller, a wheel carrier and a locking mechanism, wherein the fixing mechanism is arranged in the connecting mechanism; when the trolley is used, after the trolley is stopped, an operator presses the pull rod towards the inner side of the wheel seat plate, the connecting block on the left side of the pull rod enters the wheel carrier, and the wheel carrier is locked by the clamping block and the wheel carrier, so that the wheel carrier is fixed, and the trolley is ensured to be locked and fixed; through this locking structure, simple structure, convenient to use has realized the locking function of shallow to stopping the back.
Description
Technical Field
The utility model relates to a wheel locking structure technical field especially relates to a locking fixing device is used to wheel seat.
Background
The cart is used to transport goods, goods or baggage, and provides a user with labor-saving and convenient transportation, and thus is a common transportation means. In order to avoid random sliding when the cart stops, a locking device is generally required to be arranged on a wheel direction seat of a cart wheel, and the locking device locks the cart wheel and cannot slide randomly;
the locking device of the prior art cart mainly utilizes the brake block to directly abut against the surface of a wheel, so that the wheel generates friction on the brake block, thereby achieving the purpose of braking; when a cart stays on an inclined surface or a road surface with a steep gradient, the conventional brake device is easy to cause brake failure, so that certain safety problems exist; the wheel of current shallow is generally installed at the shallow base to the seat through the bolt, and the shallow produces when jolting the road surface and rocks, rocks and leads to the bolt not hard up easily, leads to the wheel to the seat to drop seriously and damages the shallow.
Disclosure of Invention
According to the technical problem, the utility model provides a locking and fixing device for a wheel-direction seat, which is characterized by comprising a fixing mechanism, a connecting mechanism, a roller, a wheel carrier and a locking mechanism, wherein the connecting mechanism is internally provided with the fixing mechanism;
the connecting mechanism comprises a fixed plate, a long screw rod and a spring frame A, wherein a universal groove is formed in the inner side of the fixed plate, threaded holes are formed in two sides of the fixed plate, the long screw rod is arranged in the threaded holes, the spring frame A is sleeved on the outer side of the long screw rod, one side of the spring frame A is welded on the inner side of the long screw rod, the other side of the spring frame A is welded on the lower side of the fixed plate, the long screw rod is of a convex structure, and the long screw rod is meshed with;
the fixing mechanism comprises a wheel seat plate, a connecting column and a universal sheet, wherein a through hole is formed in the wheel seat plate, a clamping groove is formed in the wheel seat plate and is positioned above the through hole, a bearing is installed in the through hole and connected with a roller, the connecting column is welded on the upper side of the wheel seat plate, the universal sheet is welded on the upper side of the connecting column and is positioned in the universal groove, and the pull rod is of a sliding structure in the clamping groove;
the locking mechanism comprises a pull rod, a spring frame B, a connecting block and a clamping block, the pull rod is located on the inner side of the clamping groove, the connecting block is welded on the left side of the pull rod, the clamping block is welded on the upper side and the lower side of the connecting block, the spring frame B is sleeved on the outer side of the pull rod, one side of the spring frame B is welded on the inner side of the pull rod, and the other side of the spring frame B is welded on.
The utility model has the advantages that: the utility model discloses a set up the draw-in groove on the wheel bedplate, set up the pull rod in the draw-in groove, the pull rod left side is provided with the connecting block, both sides set up the fixture block respectively about the connecting block, and then the left side cover of pull rod is equipped with spring bracket B; when the trolley is used, after the trolley is stopped, an operator presses the pull rod towards the inner side of the wheel seat plate, the connecting block on the left side of the pull rod enters the wheel carrier, and the wheel carrier is locked by the clamping block and the wheel carrier, so that the wheel carrier is fixed, and the trolley is ensured to be locked and fixed; the locking structure has a simple structure, is convenient to use, and realizes the locking function after the cart is pushed to a stop position;
the utility model is provided with threaded holes at both sides of the fixing plate, the inner side of the threaded hole is provided with a long screw, and the outer side of the long screw is sleeved with a spring frame A; when fixing plate and shallow base through the long screw rod, the long screw rod pushes down the spring when rotatory fixed upwards, and the spring atress produces elasticity effect downwards and acts on the long screw rod, makes the long screw rod reach the locking state, and when the shallow removed and produces and rock, because the long screw rod that the shallow is connected with the fixed plate receives the elasticity locking, can not produce and rock, has guaranteed that the fixed plate fixes the stability on pushing away the shallow base.
Drawings
Fig. 1 is a side view of the present invention;
fig. 2 is a sectional view of the present invention;
fig. 3 is a side view of the roller structure of the present invention.
As shown in the figure, the device comprises a wheel seat plate 1, a connecting column 2, a universal sheet 3, a through hole 4, a clamping groove 5, a fixing plate 6, a universal groove 7, a long screw rod 8, a spring frame A9, a roller 10, a wheel frame 11, a pull rod 12, a spring frame B13, a connecting block 14 and a clamping block 15.
Detailed Description
Example 1
The utility model provides a locking and fixing device for a wheel base, which is characterized by comprising a fixing mechanism, a connecting mechanism, a roller 10, a wheel carrier 11 and a locking mechanism, wherein the fixing mechanism is arranged in the connecting mechanism, the locking mechanism is arranged on the right side of the fixing mechanism, the roller 10 is arranged on the inner side of the fixing mechanism, and the wheel carrier 11 is welded on the inner side of the roller 10;
the connecting mechanism comprises a fixing plate 6, a long screw 8 and a spring frame A9, wherein a universal groove 7 is formed in the inner side of the fixing plate 6, threaded holes are formed in two sides of the fixing plate 6, the long screw 8 is arranged in the threaded holes, a spring frame A9 is sleeved on the outer side of the long screw 8, one side of the spring frame A9 is welded on the inner side of the long screw 8, the other side of the spring frame A9 is welded on the lower side of the fixing plate 6, the long screw 8 is of a convex structure, and the long screw 8;
the fixing mechanism comprises a wheel seat plate 1, a connecting column 2 and a universal sheet 3, wherein a through hole 4 is formed in the wheel seat plate 1, a clamping groove 5 is formed in the wheel seat plate 1, the clamping groove 5 is positioned above the through hole 4, a bearing is installed in the through hole 4 and connected with a roller 10, the connecting column 2 is welded on the upper side of the wheel seat plate 1, the universal sheet 3 is welded on the upper side of the connecting column 2, the universal sheet 3 is positioned in a universal groove 7, and a pull rod 12 is of a sliding structure in the clamping;
the locking mechanism comprises a pull rod 12, a spring frame B13, connecting blocks 14 and clamping blocks 15, wherein the pull rod 12 is located on the inner side of the clamping groove 5, the connecting blocks 14 are welded on the left side of the pull rod 12, the clamping blocks 15 are welded on the upper side and the lower side of the connecting blocks 14, the spring frame B13 is sleeved on the outer side of the pull rod 12, one side of the spring frame B13 is welded on the inner side of the pull rod 12, and the other side of the spring frame B13 is.
Example 2
When the utility model is used, after the cart is pushed to a stop, an operator presses the pull rod 12 towards the inner side of the wheel seat plate 1, the connecting block 14 on the left side of the pull rod 12 enters the wheel carrier 11, and the wheel carrier 11 is fixed by locking the clamping block 15 with the wheel carrier 11, so that the cart is ensured to be locked and fixed; the locking structure has a simple structure, is convenient to use, and realizes the locking function after the cart is pushed to a stop position; when fixing plate 6 and shallow base through long screw 8, long screw 8 pushes down the spring when rotatory fixed, and the spring atress produces elasticity effect downwards on long screw 8, makes long screw 8 reach the locking state, and when the shallow removed and produces and rock, because the shallow is connected with fixed plate 6 long screw 8 receives the elasticity locking, can not produce and rock, has guaranteed that fixed plate 6 fixes the stability on shallow base.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A locking and fixing device for a wheel-direction seat is characterized by comprising a fixing mechanism, a connecting mechanism, a roller, a wheel carrier and a locking mechanism, wherein the fixing mechanism is arranged in the connecting mechanism, the locking mechanism is arranged on the right side of the fixing mechanism, the roller is arranged on the inner side of the fixing mechanism, and the wheel carrier is welded on the inner side of the roller;
the connecting mechanism comprises a fixed plate, a long screw and a spring frame A, wherein a universal groove is formed in the inner side of the fixed plate, threaded holes are formed in two sides of the fixed plate, the long screw is arranged in the threaded holes, the spring frame A is sleeved on the outer side of the long screw, one side of the spring frame A is welded on the inner side of the long screw, and the other side of the spring frame A is welded on the lower side of the fixed plate;
the fixing mechanism comprises a wheel seat plate, a connecting column and a universal sheet, wherein a through hole is formed in the wheel seat plate, a clamping groove is formed in the wheel seat plate and is positioned above the through hole, a bearing is installed in the through hole and is connected with a roller, the connecting column is welded on the upper side of the wheel seat plate, the universal sheet is welded on the upper side of the connecting column, and the universal sheet is positioned in the universal groove;
the locking mechanism comprises a pull rod, a spring frame B, a connecting block and a clamping block, the pull rod is located on the inner side of the clamping groove, the connecting block is welded on the left side of the pull rod, the clamping block is welded on the upper side and the lower side of the connecting block, the spring frame B is sleeved on the outer side of the pull rod, one side of the spring frame B is welded on the inner side of the pull rod, and the other side of the spring frame B is welded on.
2. The locking fixture for a wheel hub as claimed in claim 1, wherein said elongated screw is of a "male" configuration, said elongated screw engaging the threaded bore.
3. The locking and fixing device for the wheel base according to claim 1, wherein the pull rod is of a sliding structure in the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547907.3U CN213649700U (en) | 2020-11-06 | 2020-11-06 | Locking and fixing device for wheel base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547907.3U CN213649700U (en) | 2020-11-06 | 2020-11-06 | Locking and fixing device for wheel base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213649700U true CN213649700U (en) | 2021-07-09 |
Family
ID=76707595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022547907.3U Expired - Fee Related CN213649700U (en) | 2020-11-06 | 2020-11-06 | Locking and fixing device for wheel base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213649700U (en) |
-
2020
- 2020-11-06 CN CN202022547907.3U patent/CN213649700U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210709 |