CN103332064B - Heavy front-brake braking caster - Google Patents
Heavy front-brake braking caster Download PDFInfo
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- CN103332064B CN103332064B CN201310307225.7A CN201310307225A CN103332064B CN 103332064 B CN103332064 B CN 103332064B CN 201310307225 A CN201310307225 A CN 201310307225A CN 103332064 B CN103332064 B CN 103332064B
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- brake
- braking
- plate
- caster
- castor
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Abstract
The invention discloses a heavy front-brake braking caster, which comprises a caster, a caster seat, a braking pedal, a braking connecting rod, a braking arm plate, a braking adjusting nail and a braking pressing plate, wherein the upper part of the caster seat is fixedly connected with the bottom of equipment, and the lower part of the caster seat is fixedly connected with the center shaft of the caster. The heavy front-brake braking caster adopts flash-brake type braking, is flexible to operate and convenient to use, and can carry out flash-brake type braking before the equipment. The braking nail is adjusted so as to ensure the optimum distance between a braking point and the caster surface and keep a good braking effect. The heavy front-brake braking caster has a simple and compact structure, is additionally provided with an anti-shake noise-reducing torsional spring, effectively remits the technical problem that noises can be made due to shake and friction in the walking process of the caster as gaps exist among the braking parts of the traditional braking device, and achieves a mute effect. A bearing sleeve made of special materials is additionally arranged in a bearing ring, so that the noises are reduced and meanwhile 40 percent of load weight is increased, and the service life of the heavy front-brake braking caster is effectively prolonged.
Description
Technical field
The present invention relates to the castor brake structure of movable equipment, specifically refer to a kind of heavy front brake brake castor.
Background technology
Traditional braking castor generally adopts rear full braking apparatus structure, namely traditional braking castor is installed on equipment rear portion, equipment can only be made to be fixed on desired location in the operate brake of equipment castor, then when the environment of some specific needs uses, very inconvenient.
Because wheel exists the dimensional discrepancy of certain limit when producing, and wheel is after a procedure because wearing and tearing, the load-bearing produced of rolling causes distortion, also can make wheel diameter size that certain change occurs, for existing brake castor, its brake equipment just cannot ensure to brake and put the optimum distance with wheel tyre surface, thus can greatly affect drag effect.
In addition, in existing brake castor, because there is gap each other, often there is shake and rub and produce noise, also bringing bad impact to working environment in the brake component of its brake equipment when castor is walked.
Summary of the invention
The object of the invention is to the deficiency overcoming the existence of above prior art, provide a kind of heavy front brake brake castor, its structure is simple, compact, easy to use, good braking effect.
In order to achieve the above object, the present invention is by the following technical solutions: this heavy front brake brake castor, comprise castor, caster seat, brake pedal, brake press plate, brake connecting rod, brake control lever plate, braking nail, described caster seat top is fixedly connected with device bottom, and bottom is fixedly connected with castor axis;
The coupling end of the biside plate of described brake pedal is flush-mounted in the inner side of the coupling end of the biside plate of described brake press plate, and the coupling end top of the biside plate of described brake pedal is connected with the sliding end top movable of the biside plate of described brake press plate by the first bearing pin, described first bearing pin is also socketed with Brake torsion spring, the top board apical grafting respectively of the two ends of Brake torsion spring and the top board of described brake pedal, described brake press plate; The coupling end bottom of the biside plate of described brake pedal is fixedly connected with the second bearing pin, and the sliding end bottom of the biside plate of described brake press plate also offers oblique chute, and two outer ends of described second bearing pin are connected with described oblique slide; Also be flexibly connected respectively with one end of two described brake connecting rods inside described second bearing pin, the other end of two described brake connecting rods is flexibly connected respectively by the middle part of the 3rd bearing pin with the biside plate of described brake control lever plate; The turning end of the top of the biside plate of described brake control lever plate, the biside plate of described brake press plate is flexibly connected with described caster seat by the 4th bearing pin together; The top board front end upper side of described brake press plate and the bearing portion downside apical grafting on described caster seat top; The bottom top board of described brake control lever plate is provided with braking nail, and the tyre surface of the brake surface that described braking is followed closely and described castor is just right.
For realizing the present invention better, described caster seat comprises installs flat board, inverse-U-shape rack, convex-concave glass dish, bearing ball, center rivet, described installation flat board is fixedly connected with device bottom, the upper and lower side of the top board of described inverse-U-shape rack coordinates with the downside of installation flat board, the upper side of convex-concave glass dish the upper and lower two-layer race ring forming ball bearing of main shaft respectively, and described bearing ball is arranged in described upper and lower two-layer race ring respectively; Described inverse-U-shape rack top, installation center that is dull and stereotyped, convex-concave glass dish three are integrated by described center rivet riveted; The top board of described brake press plate is set in described center rivet outside, and the downside apical grafting of the top board front end upper side of described brake press plate and described convex-concave glass dish; Two side plate bottoms of described inverse-U-shape rack are fixedly connected with the axis of castor, and the turning end of the top of two side plates of described inverse-U-shape rack, the top of biside plate of described brake control lever plate, the biside plate of described brake press plate is flexibly connected by described 4th bearing pin together.
Preferably, described braking nail is adjustment type braking nail, and it is threaded by the bottom top board of adjusting nut with described brake control lever plate.
The brake surface of described braking nail is rough contact surface.
Described rough contact surface is the arc surface offering multiple concentric groove.
Further, be also respectively arranged with bearing lining in described upper and lower two-layer race ring, described bearing ball is arranged in described bearing lining respectively.
Further, described 4th bearing pin is also socketed with stabilization noise abatement torsion spring, one end of described stabilization noise abatement torsion spring and described 3rd bearing pin clamping, the top board downside apical grafting of the other end and described brake press plate.
Preferably, the downside of described convex-concave glass dish is male and female face, and correspondingly, the top board front end upper side of described brake press plate is also male and female face.
Further, the upper side of the top board of described inverse-U-shape rack coordinates the race ring periphery, upper strata forming ball bearing of main shaft to be also provided with rubber sealant with the downside of installing flat board.
Further, the top board rear end of described brake press plate is also provided with caster seat braking nail, the downside apical grafting of described caster seat braking screw top portion and described convex-concave glass dish.
Principle of work of the present invention is:
1, during braking, step on described brake pedal, the coupling end bottom of the biside plate of brake pedal drives the second bearing pin be fixedly connected with it, the oblique chute that described second bearing pin, two outer ends are offered along the sliding end bottom of the biside plate of described brake press plate slides obliquely, thus drive described brake connecting rod, the bottom that the brake connecting rod other end lifts described brake control lever plate by the 3rd bearing pin is moved to castor tread direction, thus by the braking nail that the bottom top board of described brake control lever plate is arranged, sudden strain of a muscle braking is carried out to castor tyre surface; And described braking nail can regulate according to the distance of brake control lever plate and castor tyre surface, to reach the optimum efficiency of brake wheel.
2, while brake castor, described brake connecting rod lifts the upper compression brake press plate upward movement of brake control lever plate, the top board front end upper side of described brake press plate with described convex-concave glass dish apical grafting, be engaged, simultaneously, described caster seat braking screw top portion also produces with the downside apical grafting of described convex-concave glass dish and rubs, thus reach the effect of brake holder, also make the braking effect three-dimensional more of this heavy front brake brake castor.
3, diastema is moved in the gap that the described stabilization noise abatement spring arranged can be fixed between each parts of this device effectively, decreases the sport mill rubbing noise between each parts, thus plays good tranquility environmental protection effect.
Relative to prior art, a kind of heavy front brake brake castor of the present invention, tool has the following advantages and beneficial effect:
1, this device is that sudden strain of a muscle is stopped type braking, flexible operation, easy to use, can be implemented in equipment previous action, carries out sudden strains of a muscle braking, make equipment be fixed on desired location, be applicable to the environment use of particular demands;
2, the braking nail in this device can adopt adjustable type to brake nail, the situation of the dimensional discrepancy of certain limit can be there is when producing for wheel, or cause distortion to cause the situation that wheel diameter size is changed in wearing and tearing, the load-bearing that wheel produces because rolling after a procedure, by regulating the described size length of braking nail and the distance with castor wheel face, just can ensure brake point and the optimum distance of castor tyre surface, keep good drag effect;
3, this device has simple, the compact advantage of structure, add stabilization noise abatement torsion spring, effectively alleviating the brake component of traditional brake equipment because there is gap each other, the shake produced in castor walking process and friction and produce the technical matters of noise, reaching muting function;
4, this device has added the bearing lining adopting special material to produce in described race ring, increases load weight 40%, and effectively extend the service life of device while minimizing noise.
5, the upper side of the top board of described inverse-U-shape rack coordinates the race ring periphery, upper strata forming ball bearing of main shaft to be also provided with rubber sealant with the downside of installing flat board, for isolating extraneous dust granules, making the normal rolling of bearing ball, extending its service life.
Accompanying drawing explanation
Fig. 1 is a kind of semi-sictional view structural representation of heavy front brake brake castor;
Fig. 2 looks up perspective view (removing castor) for heavy front brake brake castor a kind of shown in Fig. 1;
Fig. 3 is a kind of shown in Fig. 1 top perspective structural representation of heavy front brake brake castor
Number in the figure and title as follows:
| 1 | Install dull and stereotyped | 2 inverse-U-shape racks |
| 3 | Convex-concave glass dish | 4 center rivet |
| 5 | Castor | 6 bearing linings |
| 7 | Brake pedal | 8 brake connecting rods |
| 10 | Braking nail | 11 brake press plates |
| 11－1 | Oblique chute | 12 first bearing pins |
| 13 | Brake torsion spring | 14 second bearing pins |
| 15 | 3rd bearing pin | 16 the 4th bearing pins |
| 17 | Bearing ball | 18 stabilization noise abatement torsion springs |
| 19 | Adjusting nut | 20 rubber sealants |
[0032]
| 21 | Caster seat braking nail |
Detailed description of the invention
For ease of it will be appreciated by those skilled in the art that the present invention is described in further detail below in conjunction with drawings and Examples.
Embodiment
As Figure 1-3, the sudden strain of a muscle of this castor is stopped type brake equipment, comprise castor 5, caster seat, brake pedal 7, brake connecting rod 8, brake control lever plate 9, braking nail 10, brake press plate 11, described caster seat top is fixedly connected with device bottom, and bottom is fixedly connected with castor 5 axis;
The coupling end of the biside plate of described brake pedal 7 is flush-mounted in the inner side of the coupling end of the biside plate of described brake press plate 11, and the coupling end top of the biside plate of described brake pedal 7 is connected with the sliding end top movable of the biside plate of described brake press plate 11 by the first bearing pin 12, described first bearing pin 12 is also socketed with Brake torsion spring 13, the top board apical grafting respectively of the two ends of Brake torsion spring 13 and the top board of described brake pedal 7, described brake press plate 11; The coupling end bottom of the biside plate of described brake pedal 7 is fixedly connected with the second bearing pin 14, the sliding end bottom of the biside plate of described brake press plate 11 also offers oblique chute 11-1, two outer ends of described second bearing pin 14 and described oblique chute 11-1 sliding block joint; Inside described second bearing pin 14, also one end of brake connecting rod 8 described with two is flexibly connected respectively, and the other end of two described brake connecting rods 8 is flexibly connected respectively by the middle part of the 3rd bearing pin 15 with the biside plate of described brake control lever plate 9; The turning end of the top of the biside plate of described brake control lever plate 9, the biside plate of described brake press plate 11 is flexibly connected with described caster seat by the 4th bearing pin 16 together; The top board front end upper side of described brake press plate 11 and the bearing portion downside apical grafting on described caster seat top; The bottom top board of described brake control lever plate 9 is provided with braking nail 10, the brake surface of described braking nail 10 and the tyre surface of described castor 5 just right.
Wherein, described caster seat comprises installs flat board 1, inverse-U-shape rack 2, convex-concave glass dish 3, bearing ball 17, center rivet 4, described installation dull and stereotyped 1 is fixedly connected with device bottom, the upper and lower side of the top board of described inverse-U-shape rack 2 coordinates with the dull and stereotyped downside of 1 of installation, the upper side of convex-concave glass dish 3 the upper and lower two-layer race ring forming ball bearing of main shaft respectively, and described bearing ball 17 is arranged in described upper and lower two-layer race ring respectively; The center of described inverse-U-shape rack 2 top, installation flat board 1, convex-concave glass dish 3 three is integrated by described center rivet 4 riveted; The top board front end upper side of described brake press plate 11 and the downside apical grafting of described convex-concave glass dish 3; Two side plate bottoms of described inverse-U-shape rack 2 are fixedly connected with the axis of castor 5, and the turning end of the top of two side plates of described inverse-U-shape rack 2, the top of biside plate of described brake control lever plate 9, the biside plate of described brake press plate 11 is flexibly connected by described 4th bearing pin 16 together.
Described braking nail 10 is adjustment type braking nail, and it is threaded by the bottom top board of adjusting nut 19 with described brake control lever plate 9.The brake surface of described braking nail 10 is rough contact surface.Described rough contact surface is the arc surface offering multiple concentric groove.
Also be respectively arranged with bearing lining 6 in described upper and lower two-layer race ring, described bearing ball 17 is arranged in described bearing lining 6 respectively.
Described 4th bearing pin 16 is also socketed with stabilization noise abatement torsion spring 18, one end of described stabilization noise abatement torsion spring 18 and described 3rd bearing pin 15 clamping, the top board downside apical grafting of the other end and described brake press plate 11.
The downside of described convex-concave glass dish 3 is male and female face, and correspondingly, the top board front end upper side of described brake press plate 11 is also male and female face.
The upper side of the top board of described inverse-U-shape rack 2 coordinates the race ring periphery, upper strata forming ball bearing of main shaft to be also provided with rubber sealant 20 with the downside of installing dull and stereotyped 1.
The top board rear end of described brake press plate 11 is also provided with caster seat braking nail 21, the downside apical grafting of described caster seat braking nail 21 top and described convex-concave glass dish 3.
Above-mentioned detailed description of the invention is the preferred embodiments of the present invention, can not limit the present invention, and any of other does not deviate from technical scheme of the present invention and the substitute mode of the change made or other equivalence, is included within protection scope of the present invention.
Claims (10)
1. a heavy front brake brake castor, is characterized in that: comprise castor, caster seat, brake pedal, brake press plate, brake connecting rod, brake control lever plate, braking nail, described caster seat top is fixedly connected with device bottom, and bottom is fixedly connected with castor axis; The coupling end of the biside plate of described brake pedal is flush-mounted in the inner side of the coupling end of the biside plate of described brake press plate, and the coupling end top of the biside plate of described brake pedal is connected with the sliding end top movable of the biside plate of described brake press plate by the first bearing pin, described first bearing pin is also socketed with Brake torsion spring, the top board apical grafting respectively of the two ends of Brake torsion spring and the top board of described brake pedal, described brake press plate; The coupling end bottom of the biside plate of described brake pedal is fixedly connected with the second bearing pin, and the sliding end bottom of the biside plate of described brake press plate also offers oblique chute, and two outer ends of described second bearing pin are connected with described oblique slide; Also be flexibly connected respectively with one end of two described brake connecting rods inside described second bearing pin, the other end of two described brake connecting rods is flexibly connected respectively by the middle part of the 3rd bearing pin with the biside plate of described brake control lever plate; The turning end of the top of the biside plate of described brake control lever plate, the biside plate of described brake press plate is flexibly connected with described caster seat by the 4th bearing pin together; The top board front end upper side of described brake press plate and the bearing portion downside apical grafting on described caster seat top; The bottom top board of described brake control lever plate is provided with braking nail, and the tyre surface of the brake surface that described braking is followed closely and described castor is just right.
2. a kind of heavy front brake brake castor according to claim 1, it is characterized in that: described caster seat comprises installs flat board, inverse-U-shape rack, convex-concave glass dish, bearing ball, center rivet, described installation flat board is fixedly connected with device bottom, the upper and lower side of the top board of described inverse-U-shape rack coordinates with the downside of installation flat board, the upper side of convex-concave glass dish the upper and lower two-layer race ring forming ball bearing of main shaft respectively, and described bearing ball is arranged in described upper and lower two-layer race ring respectively; Described inverse-U-shape rack top, installation center that is dull and stereotyped, convex-concave glass dish three are integrated by described center rivet riveted; The top board of described brake press plate is set in described center rivet outside, and the downside apical grafting of the top board front end upper side of described brake press plate and described convex-concave glass dish; Two side plate bottoms of described inverse-U-shape rack are fixedly connected with the axis of castor, and the turning end of the top of two side plates of described inverse-U-shape rack, the top of biside plate of described brake control lever plate, the biside plate of described brake press plate is flexibly connected by described 4th bearing pin together.
3. a kind of heavy front brake brake castor according to claim 1, is characterized in that: described braking nail is followed closely for adjustment type braking, and it is threaded by the bottom top board of adjusting nut with described brake control lever plate.
4. a kind of heavy front brake brake castor according to claim 3, is characterized in that: the brake surface of described braking nail is rough contact surface.
5. a kind of heavy front brake brake castor according to claim 4, is characterized in that: described rough contact surface is the arc surface offering multiple concentric groove.
6. a kind of heavy front brake brake castor according to claim 2, is characterized in that: be also respectively arranged with bearing lining in described upper and lower two-layer race ring, described bearing ball is arranged in described bearing lining respectively.
7. a kind of heavy front brake brake castor according to claim 1, it is characterized in that: described 4th bearing pin is also socketed with stabilization noise abatement torsion spring, one end of described stabilization noise abatement torsion spring and described 3rd bearing pin clamping, the top board downside apical grafting of the other end and described brake press plate.
8. a kind of heavy front brake brake castor according to claim 2, it is characterized in that: the downside of described convex-concave glass dish is male and female face, correspondingly, the top board front end upper side of described brake press plate is also male and female face.
9. a kind of heavy front brake brake castor according to claim 2, is characterized in that: the upper side of the top board of described inverse-U-shape rack with dull and stereotyped downside be installed coordinate the race ring periphery, upper strata forming ball bearing of main shaft to be also provided with rubber sealant.
10. a kind of heavy front brake brake castor according to claim 2, is characterized in that: the top board rear end of described brake press plate is also provided with caster seat braking nail, the downside apical grafting of described caster seat braking screw top portion and described convex-concave glass dish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310307225.7A CN103332064B (en) | 2013-07-19 | 2013-07-19 | Heavy front-brake braking caster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310307225.7A CN103332064B (en) | 2013-07-19 | 2013-07-19 | Heavy front-brake braking caster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103332064A CN103332064A (en) | 2013-10-02 |
| CN103332064B true CN103332064B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310307225.7A Active CN103332064B (en) | 2013-07-19 | 2013-07-19 | Heavy front-brake braking caster |
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| CN (1) | CN103332064B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175803A (en) * | 2014-08-12 | 2014-12-03 | 太仓兴锋脚轮有限公司 | Universal wheel |
| CN107709137B (en) * | 2015-02-12 | 2020-03-20 | 株式会社南星 | Caster wheel mounting structure |
| CN106466991A (en) * | 2016-08-31 | 2017-03-01 | 阳江市飞轮金属制品有限公司 | A kind of front braking caster device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2543211B1 (en) * | 1975-09-27 | 1977-03-17 | Wanzl Metallwarenfabrik Kg | STEERING CASTOR FOR VEHICLES MOVED BY HAND, IN PARTICULAR FOR SHOPPING CART |
| CN201484065U (en) * | 2009-06-19 | 2010-05-26 | 黄锡全 | Load-bearing movable caster |
| CN203543516U (en) * | 2013-07-19 | 2014-04-16 | 阳江市飞轮金属制品有限公司 | Heavy front brake caster |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4286155B2 (en) * | 2004-01-06 | 2009-06-24 | ハンマーキャスター株式会社 | Coffin with casters |
-
2013
- 2013-07-19 CN CN201310307225.7A patent/CN103332064B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2543211B1 (en) * | 1975-09-27 | 1977-03-17 | Wanzl Metallwarenfabrik Kg | STEERING CASTOR FOR VEHICLES MOVED BY HAND, IN PARTICULAR FOR SHOPPING CART |
| CN201484065U (en) * | 2009-06-19 | 2010-05-26 | 黄锡全 | Load-bearing movable caster |
| CN203543516U (en) * | 2013-07-19 | 2014-04-16 | 阳江市飞轮金属制品有限公司 | Heavy front brake caster |
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| Publication number | Publication date |
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| CN103332064A (en) | 2013-10-02 |
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