CN213679660U - Three-fulcrum parking brake for small forklift - Google Patents
Three-fulcrum parking brake for small forklift Download PDFInfo
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- CN213679660U CN213679660U CN202022116206.4U CN202022116206U CN213679660U CN 213679660 U CN213679660 U CN 213679660U CN 202022116206 U CN202022116206 U CN 202022116206U CN 213679660 U CN213679660 U CN 213679660U
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- brake
- brake shoe
- spring
- parking brake
- mounting shell
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000003466 welding Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 abstract 1
- 210000003781 tooth socket Anatomy 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a small-size fork truck parking brake of three fulcrums, including installation shell and solenoid, installation shell bottom upper surface is provided with the base, and the base inner wall is connected with the pivot, pivot outer wall connection has splint, and the splint outer wall is provided with first spring, first spring end-to-end connection has the brake shoe, and the brake shoe outside is provided with the brake wheel, solenoid sets up in installation shell upper surface. This small-size fork truck parking brake of three fulcrums is provided with first spring, the brake shoe constitutes elastic construction through between first spring and the splint, the brake shoe is the arcuation, and the brake shoe is the symmetric distribution about the vertical central line of brake wheel, make things convenient for the brake shoe to carry out certain buffering at the in-process of braking through first spring, prevent that impact force in the twinkling of an eye from leading to the fact the damage to the brake shoe in the brake wheel, and can effectively reduce the noise that braking process produced, because the brake shoe is the arcuation, and the brake shoe is symmetric distribution about the vertical central line of brake wheel, can improve the effect that the brake shoe held the brake wheel braking.
Description
Technical Field
The utility model relates to a parking brake technical field specifically is a small-size fork truck parking brake of three fulcrums.
Background
The three-fulcrum forklift is different from the common four-wheel forklift in design, the three-fulcrum forklift is designed to support the weight of the whole forklift in three places, the front part is provided with two wheels, the back part is provided with only one supporting point, compared with a four-fulcrum electric forklift, the three-fulcrum forklift has sensitive reaction, smaller type and flexible operation, and a parking brake is required to brake the three-fulcrum small forklift during operation. A brake is a mechanical part that stops or decelerates a moving part in a machine.
Parking brake that three fulcrums on the market were used at present, its structure is comparatively complicated, and noise when its brake can increase thereupon along with life's increase to cause noise pollution, to above-mentioned condition, we have released a three fulcrums small-size fork truck parking brake.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a three-fulcrum small-size fork truck parking brake to provide general novel small-size fork truck parking brake in solving above-mentioned background art, its structure is comparatively complicated, and noise when its brake can increase thereupon along with life's increase, thereby causes noise pollution's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a three fulcrum small-size fork truck parking brake, includes installation shell and solenoid, installation shell bottom upper surface is provided with the base, and base inner wall is connected with the pivot, pivot outer wall connection has splint, and the splint outer wall is provided with first spring, first spring end-to-end connection has the brake shoe, and the brake shoe outside is provided with the brake wheel, solenoid sets up in installation shell upper surface, and installs the shell upper surface and has seted up the spout, the spout top is provided with armature, and the armature lower extreme is connected with the upper tooth groove piece, it has the gear to go up tooth groove piece lower surface arrangement, and is provided with down the tooth groove piece below the gear, tooth groove piece lower surface is connected with the connecting block down, and the connecting block outer wall connection.
Preferably, the clamping plate forms a rotating structure with the base through the rotating shaft, and a welding integrated structure is formed between the base and the mounting shell.
Preferably, the brake shoes form an elastic structure through the first spring and the clamping plate, and the number of the first springs is two.
Preferably, the brake shoes are arc-shaped and the brake shoes are symmetrically distributed about a vertical center line of the brake wheel.
Preferably, the armature forms a movable structure with the mounting shell through the sliding groove, and a welding integrated structure is formed between the armature and the upper tooth groove block.
Preferably, the lower tooth socket block forms a movable structure with the upper tooth socket block through a gear, and the upper tooth socket block is in meshed connection with the gear.
Preferably, the connecting blocks form an elastic structure with the mounting shell through the second springs, and the connecting blocks are symmetrically distributed about the vertical center line of the mounting shell.
Compared with the prior art, the beneficial effects of the utility model are that: the novel three-fulcrum small forklift parking brake is provided with a first spring, an elastic structure is formed between a brake shoe and a clamping plate through the first spring, the brake shoe is arc-shaped, and the brake shoe is symmetrically distributed about a vertical central line of a brake wheel, so that the brake shoe can be conveniently buffered by the first spring in the braking process, the brake wheel is prevented from being damaged by instant impact force, and noise generated in the braking process can be effectively reduced;
the novel three-fulcrum small forklift parking brake is provided with an electromagnetic coil, under the normal power-on condition, the electromagnetic coil and armatures which are symmetrically distributed on the electromagnetic coil can be adsorbed and close to each other through a sliding groove, the adjacent armatures can enable upper tooth groove blocks at the lower end of the electromagnetic coil to move together with the upper tooth groove blocks, so that the lower tooth groove blocks which are in meshed connection with the electromagnetic coil are matched with gears to drive a connecting block to generate opposite movement, the connecting block further offsets the elasticity of a second spring at the outer side, the connecting block can not push a brake shoe to brake any more, the brake wheel can normally rotate, and the forklift can normally run;
this novel three-fulcrum small-size forklift parking brake is provided with the connecting block, and the connecting block passes through to constitute elastic construction between second spring and the installation shell, is favorable to behind the solenoid outage, and the armature of its both sides can not produce the adsorption affinity to make the second spring resume elasticity, and exert outside thrust to the connecting block, make it drive the brake shoe and hold the braking tightly to the brake pulley.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. mounting a shell; 2. a base; 3. a rotating shaft; 4. a splint; 5. a first spring; 6. brake shoes; 7. a brake wheel; 8. an electromagnetic coil; 9. a chute; 10. an armature; 11. an upper tooth socket block; 12. a gear; 13. a lower tooth socket block; 14. connecting blocks; 15. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a three-fulcrum parking brake for a small forklift comprises an installation shell 1 and an electromagnetic coil 8, wherein a base 2 is arranged on the upper surface of the bottom of the installation shell 1, a rotating shaft 3 is connected to the inner wall of the base 2, a clamping plate 4 is connected to the outer wall of the rotating shaft 3, a first spring 5 is arranged on the outer wall of the clamping plate 4, a rotating structure is formed between the rotating shaft 3 and the base 2 by the clamping plate 4, a welding integrated structure is formed between the base 2 and the installation shell 1, the clamping plate 4 is convenient to rotate through the rotating shaft 3 in the braking process, so that a brake shoe 6 on the outer side of the clamping plate is driven to clamp a brake wheel 7 for braking, and a welding integrated structure is formed between the base 2 and the installation shell 1, so that the overall stability of the brake can be effectively improved;
the brake shoe 6 is connected to the tail end of the first spring 5, the brake wheel 7 is arranged outside the brake shoe 6, the brake shoe 6 and the clamping plate 4 form an elastic structure through the first spring 5, the number of the first springs 5 is two, the brake shoe 6 forms an arc shape through the elastic structure between the first spring 5 and the clamping plate 4, the brake shoe 6 is symmetrically distributed about the vertical center line of the brake wheel 7, the brake shoe 6 is convenient to buffer to a certain extent through the first spring 5 in the braking process, the brake shoe 6 is prevented from being damaged on the brake wheel 7 by instant impact force, noise generated in the braking process can be effectively reduced, the brake shoe 6 is in the arc shape, the brake shoe 6 is symmetrically distributed about the vertical center line of the brake wheel 7, and the braking effect of the brake shoe 6 tightly holding the brake wheel 7 can be greatly improved;
the electromagnetic coil 8 is arranged on the upper surface of the mounting shell 1, the upper surface of the mounting shell 1 is provided with a chute 9, an armature 10 is arranged above the chute 9, the lower end of the armature 10 is connected with an upper tooth groove block 11, the armature 10 forms a movable structure with the mounting shell 1 through the chute 9, and a welding integrated structure is formed between the armature 10 and the upper tooth groove block 11, because the electromagnetic coil 8 is arranged on the upper surface of the mounting shell 1, and the armature 10 forms a movable structure with the mounting shell 1 through the chute 9, the electromagnetic coil 8 and the armature 10 which is symmetrically distributed can be adsorbed and close through the chute 9 under the normal power-on condition, the upper tooth groove block 11 at the lower end can be driven to move together by the close armature 10, so that the lower tooth groove block 13 which is in meshed connection with the electromagnetic coil is matched with the gear 12 to drive the connecting block 14 to generate the opposite movement, and the connecting block 14 can further, so that the connecting block 14 does not push the brake shoe 6 any more to brake, thereby ensuring that the brake wheel 7 can normally rotate and the forklift can normally run;
the lower surface of the upper gear groove block 11 is provided with a gear 12, a lower gear groove block 13 is arranged below the gear 12, the lower surface of the lower gear groove block 13 is connected with a connecting block 14, the outer wall of the connecting block 14 is connected with a second spring 15, the lower gear groove block 13 forms a movable structure with the upper gear groove block 11 through the gear 12, the upper gear groove block 11 is in meshed connection with the gear 12, the connecting block 14 forms an elastic structure with the installation shell 1 through the second spring 15, and the connecting blocks 14 are symmetrically distributed about the vertical center line of the installation shell 1.
The working principle is as follows: when the three-fulcrum small forklift parking brake is used, firstly, the splint 4 forms a rotating structure through the rotating shaft 3 and the base 2, so that the splint 4 can rotate through the rotating shaft 3 in the braking process to drive the brake shoe 6 on the outer side of the splint to tightly hold and brake the brake wheel 7, and a welding integrated structure is formed between the base 2 and the mounting shell 1, so that the overall stability of the brake can be effectively improved, then the brake shoe 6 forms an elastic structure through the first spring 5 and the splint 4, the brake shoe 6 is arc-shaped, and the brake shoe 6 is symmetrically distributed about the vertical central line of the brake wheel 7, so that the brake shoe 6 can be buffered by the first spring 5 in the braking process, the brake shoe 6 is prevented from being damaged on the brake wheel 7 by instant impact force, and the noise generated in the braking process can be effectively reduced, because the brake shoe 6 is arc-shaped, and the brake shoe 6 is symmetrically distributed about the vertical central line of the brake, the brake effect of the brake shoe 6 tightly holding the brake wheel 7 can be greatly improved, then the electromagnetic coil 8 is arranged on the upper surface of the mounting shell 1, under the normal power-on condition of the electromagnetic coil 8, the armature 10 which is symmetrically distributed with the electromagnetic coil 8 can be adsorbed and close through the chute 9, the armature 10 which is close to the electromagnetic coil can enable the upper groove block 11 at the lower end of the electromagnetic coil to move together with the electromagnetic coil, so that the lower groove block 13 which is meshed with the electromagnetic coil 12 is matched with the gear 12 to drive the connecting block 14 to generate opposite movement, further the connecting block 14 offsets the elastic force of the second spring 15 at the outer side, the connecting block 14 can not push the brake shoe 6 to brake any more, the normal rotation of the brake wheel 7 is ensured, the forklift can normally run, because the lower groove block 13 forms a movable structure through the gear 12 and the upper groove block 11, and the connecting block 14 forms an elastic structure through the second spring 15 and, the armatures 10 on the two sides of the brake block do not generate adsorption force, so that the second spring 15 recovers elasticity, an outward thrust is applied to the connecting block 14, and finally the brake block 6 is driven to tightly brake the brake wheel 7.
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 (7)
1. The utility model provides a small-size fork truck parking brake of three fulcrums, includes installation shell (1) and solenoid (8), its characterized in that: a base (2) is arranged on the upper surface of the bottom of the mounting shell (1), the inner wall of the base (2) is connected with a rotating shaft (3), the outer wall of the rotating shaft (3) is connected with a clamping plate (4), and the outer wall of the splint (4) is provided with a first spring (5), the tail end of the first spring (5) is connected with a brake shoe (6), a brake wheel (7) is arranged outside the brake shoe (6), the electromagnetic coil (8) is arranged on the upper surface of the mounting shell (1), a chute (9) is arranged on the upper surface of the mounting shell (1), an armature (10) is arranged above the chute (9), the lower end of the armature (10) is connected with an upper tooth groove block (11), the lower surface of the upper tooth groove block (11) is provided with a gear (12), and gear (12) below is provided with down flute profile piece (13), flute profile piece (13) lower surface is connected with connecting block (14) down, and connecting block (14) outer wall connection has second spring (15).
2. The parking brake of the three-fulcrum small forklift as claimed in claim 1, wherein: the clamping plate (4) forms a rotating structure with the base (2) through the rotating shaft (3), and a welding integrated structure is formed between the base (2) and the mounting shell (1).
3. The parking brake of the three-fulcrum small forklift as claimed in claim 1, wherein: the brake shoe (6) forms an elastic structure with the splint (4) through the first spring (5), and the number of the first springs (5) is two.
4. The parking brake of the three-fulcrum small forklift as claimed in claim 1, wherein: the brake shoes (6) are arc-shaped, and the brake shoes (6) are symmetrically distributed about the vertical center line of the brake wheel (7).
5. The parking brake of the three-fulcrum small forklift as claimed in claim 1, wherein: the armature (10) forms a movable structure with the mounting shell (1) through the sliding groove (9), and a welding integrated structure is formed between the armature (10) and the upper groove block (11).
6. The parking brake of the three-fulcrum small forklift as claimed in claim 1, wherein: the lower tooth groove block (13) and the upper tooth groove block (11) form a movable structure through the gear (12), and the upper tooth groove block (11) is in meshed connection with the gear (12).
7. The parking brake of the three-fulcrum small forklift as claimed in claim 1, wherein: the connecting block (14) forms an elastic structure with the mounting shell (1) through the second spring (15), and the connecting block (14) is symmetrically distributed about the vertical center line of the mounting shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116206.4U CN213679660U (en) | 2020-09-16 | 2020-09-16 | Three-fulcrum parking brake for small forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116206.4U CN213679660U (en) | 2020-09-16 | 2020-09-16 | Three-fulcrum parking brake for small forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213679660U true CN213679660U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022116206.4U Active CN213679660U (en) | 2020-09-16 | 2020-09-16 | Three-fulcrum parking brake for small forklift |
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| Country | Link |
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| CN (1) | CN213679660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791022A (en) * | 2022-04-29 | 2022-07-26 | 西安航空制动科技有限公司 | Brake device for electromagnetic ejection |
-
2020
- 2020-09-16 CN CN202022116206.4U patent/CN213679660U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791022A (en) * | 2022-04-29 | 2022-07-26 | 西安航空制动科技有限公司 | Brake device for electromagnetic ejection |
| CN114791022B (en) * | 2022-04-29 | 2023-06-30 | 西安航空制动科技有限公司 | Braking device for electromagnetic ejection |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: No. 177, Houshan, Nanshan village, Lushan street, Fuyang District, Hangzhou City, Zhejiang Province, 310000 Patentee after: Hangzhou Fuhong Brake Technology Co.,Ltd. Country or region after: China Address before: No. 177, Houshan, Nanshan village, Lushan street, Fuyang District, Hangzhou City, Zhejiang Province, 310000 Patentee before: HANGZHOU FUYANG FORK TRUCK BRAKE CO.,LTD. Country or region before: China |