阅读说明：本技术 一种电动三轮车车厢用缓冲装置 (Buffer device for electric tricycle carriage ) 是由 仇志刚 于 2021-06-28 设计创作，主要内容包括：本发明涉及电动三轮车技术领域,且公开了一种电动三轮车车厢用缓冲装置,包括车架主体,所述车架主体的顶部设置有车厢支架,所述车厢支架的外壁设置有减震弹簧,所述减震弹簧的顶部设置有第一滑动组件,所述第一滑动组件的顶部设置有车厢本体。该电动三轮车车厢用缓冲装置,通过减震弹簧对车厢本体与车厢支架之间的上下冲击力进行初步吸收并减震,再通过第一滑动组件、第二滑动组件和第三滑动组件将车厢本体的横向冲击力转化为竖向冲击力,并通过减震弹簧二次吸收其动能,达到简单方便多级减震的效果,避免车厢因颠簸受力过大而导致脱焊或断裂的情况发生,从而提高了该电动三轮车车厢的防护性能,并延长了该电动三轮车车厢的使用寿命。(The invention relates to the technical field of electric tricycles and discloses a buffering device for a carriage of an electric tricycle, which comprises a frame main body, wherein a carriage support is arranged at the top of the frame main body, a damping spring is arranged on the outer wall of the carriage support, a first sliding assembly is arranged at the top of the damping spring, and a carriage body is arranged at the top of the first sliding assembly. This buffer is used in electric tricycle carriage, through damping spring carry out preliminary absorption and shock attenuation to the upper and lower impact force between carriage body and the carriage support, rethread first slip subassembly, second slip subassembly and third slip subassembly turn into vertical impact force with the horizontal impact force of carriage body, and absorb its kinetic energy through the damping spring secondary, reach simple and convenient multistage absorbing effect, avoid the carriage because of jolting the atress too big and lead to the condition emergence of desoldering or fracture, thereby the barrier propterty in this electric tricycle carriage has been improved, and the life in this electric tricycle carriage has been prolonged.)

1. The utility model provides an electric tricycle is buffer for carriage, includes frame main part (1), its characterized in that: a carriage support (2) is arranged at the top of the frame main body (1), a damping spring (3) is arranged on the outer wall of the carriage support (2), a first sliding assembly (4) is arranged at the top of the damping spring (3), a carriage body (5) is arranged at the top of the first sliding assembly (4), a second sliding assembly (6) connected with the carriage body (5) is arranged on the left side of the inner wall of the carriage support (2), and a third sliding assembly (7) connected with the carriage body (5) is arranged on the right side of the inner wall of the carriage support (2);

the first sliding assembly (4) comprises a first guide rail (41) arranged at the top of the damping spring (3), a first sliding block (42) is arranged at the top of the first guide rail (41) and at the bottom of the carriage body (5), second sliding blocks (43) are arranged on the left side and the right side of the first guide rail (41), and a second guide rail (44) corresponding to the carriage support (2) is arranged on the outer wall of the carriage support (2);

the second sliding assembly (6) comprises a first guide block (61) arranged on the outer wall of the carriage support (2), a first pulley (62) is arranged inside the first guide block (61), and a first mounting seat (63) corresponding to the first pulley (62) is arranged on the outer wall of the carriage body (5);

the third sliding assembly (7) comprises a second guide block (71) arranged on the outer wall of the carriage support (2), a second pulley (72) is arranged inside the second guide block (71), and a second mounting seat (73) corresponding to the second pulley (72) is arranged on the outer wall of the carriage body (5).

2. The cushioning device for the vehicle compartment of the electro-tricycle of claim 1, wherein: the number of the first guide rails (41) is less than two, and the outer walls of the first guide rails (41) are provided with first guide grooves corresponding to the first sliding blocks (42).

3. The cushioning device for the vehicle compartment of the electro-tricycle of claim 1, wherein: the second guide rails (44) are symmetrically distributed on the left and right of the outer wall of the carriage bracket (2), and second guide grooves corresponding to the second sliding blocks (43) are formed in the outer wall of the second guide rails (44).

4. The cushioning device for the vehicle compartment of the electro-tricycle of claim 1, wherein: the installation direction of the first guide rail (41) and the installation direction of the second guide rail (44) are perpendicular to each other.

5. The cushioning device for the vehicle compartment of the electro-tricycle of claim 1, wherein: the number of the second sliding assemblies (6) is not less than six, and the second sliding assemblies (6) are symmetrically distributed on the front and back of the outer wall of the carriage support (2).

6. The cushioning device for the vehicle compartment of the electro-tricycle of claim 1, wherein: the number of the third sliding assemblies (7) is not less than six, and the third sliding assemblies (7) are symmetrically distributed on the front and back of the outer wall of the carriage bracket (2).

7. The cushioning device for the vehicle compartment of the electro-tricycle of claim 1, wherein: a third sliding groove corresponding to the first pulley (62) is formed in the first guide block (61), and a fourth sliding groove corresponding to the second pulley (72) is formed in the second guide block (71).

Technical Field

The invention relates to the technical field of electric tricycles, in particular to a buffering device for a carriage of an electric tricycle.

Background

An electric tricycle (E) is a three-wheel transportation tool which takes a storage battery as power, a motor is used for driving goods or people to be pulled, the electric tricycle adopts a tubular large-capacity, left and right linings, deep discharge and traction type storage battery, can meet the requirement of continuous discharge in long-time work, the storage battery is normally used for two years, the internal capacity is not reduced, a direct-current series-excitation traction type brush or brushless motor is adopted as a motor of the electric tricycle, a speed-regulating booster is arranged in the motor, the motor is not easy to damage in normal use, the output power is strong, the electric sanitation vehicle is simply understood to be driven by electric power, the electric sanitation vehicle has the advantages of environmental protection, attractiveness, secondary pollution reduction and the like, the electric sanitation vehicle is used by relevant sanitation system departments, the earth needs low carbon and environmental protection, the sanitation department firstly flushes the electric sanitation vehicle, the electric sanitation vehicle is used as a cleaning tool, the electric sanitation vehicle has the advantages of no pollution, high attractiveness, increased wind production for city appearance, reduced labor intensity, saved labor cost, improved working efficiency and realization of low-carbon environment-friendly slogan advocated by governments.

The traditional electric tricycle is single in buffering structure, a carriage is generally rigidly connected with a frame, and the problems are solved by the buffering device for the carriage of the electric tricycle, because the carriage jolts and is stressed too much in the running process of the three-wheeled vehicle, and the situations such as welding detachment or fracture are easy to occur.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a buffer device for a carriage of an electric tricycle, which has the advantages of multi-stage buffering and the like, and solves the problems that the conventional electric tricycle is single in buffer structure, the carriage is generally rigidly connected with a frame, and the carriage is easy to be detached or broken due to overlarge bumping stress caused by the tricycle in the operation process.

(II) technical scheme

In order to achieve the purpose of the multi-stage buffering, the invention provides the following technical scheme: a buffering device for an electric tricycle carriage comprises a frame main body, wherein a carriage support is arranged at the top of the frame main body, a damping spring is arranged on the outer wall of the carriage support, a first sliding assembly is arranged at the top of the damping spring, a carriage body is arranged at the top of the first sliding assembly, a second sliding assembly connected with the carriage body is arranged on the left side of the inner wall of the carriage support, and a third sliding assembly connected with the carriage body is arranged on the right side of the inner wall of the carriage support;

the first sliding assembly comprises a first guide rail arranged at the top of the damping spring, a first sliding block is arranged at the top of the first guide rail and at the bottom of the carriage body, second sliding blocks are arranged on the left side and the right side of the first guide rail, and a second guide rail corresponding to the carriage support is arranged on the outer wall of the carriage support;

the second sliding assembly comprises a first guide block arranged on the outer wall of the carriage bracket, a first pulley is arranged inside the first guide block, and a first mounting seat corresponding to the first pulley is arranged on the outer wall of the carriage body;

the third sliding assembly comprises a second guide block arranged on the outer wall of the carriage support, a second pulley is arranged inside the second guide block, and a second mounting seat corresponding to the second pulley is arranged on the outer wall of the carriage body.

Preferably, the number of the first guide rails is less than two, and the outer wall of the first guide rail is provided with a first guide groove corresponding to the first sliding block.

Preferably, the second guide rails are symmetrically distributed on the outer wall of the carriage support, and second guide grooves corresponding to the second sliding blocks are formed in the outer wall of the second guide rails.

Preferably, the installation direction of the first guide rail is perpendicular to the installation direction of the second guide rail.

Preferably, the number of the second sliding assemblies is not less than six, and the second sliding assemblies are symmetrically distributed in the front and back of the outer wall of the carriage bracket.

Preferably, the number of the third sliding assemblies is not less than six, and the third sliding assemblies are symmetrically distributed in front and at the back of the outer wall of the carriage bracket.

Preferably, a third sliding groove corresponding to the first pulley is formed in the first guide block, and a fourth sliding groove corresponding to the second pulley is formed in the second guide block.

(III) advantageous effects

Compared with the prior art, the invention provides a buffer device for a carriage of an electric tricycle, which has the following beneficial effects:

1. this buffer is used in electric tricycle carriage, through damping spring carry out preliminary absorption and shock attenuation to the upper and lower impact force between carriage body and the carriage support, rethread first slip subassembly, the horizontal impact force of second slip subassembly and third slip subassembly with the carriage body turns into vertical impact force, and absorb its kinetic energy through the damping spring secondary, reach simple and convenient multistage absorbing effect, avoid the carriage because of jolting the atress too big and lead to the condition emergence of desoldering or fracture, thereby the protective properties in this electric tricycle carriage has been improved, and the life in this electric tricycle carriage has been prolonged.

2. This buffer for electric tricycle carriage, through roll connection between first pulley and second pulley and first guide block and the second guide block, thereby avoid second slip subassembly and third slip subassembly serious and lead to the condition emergence that life is short in the in-process wearing and tearing of action, carry out multistage spacing direction through first slip subassembly, second slip subassembly and third slip subassembly to carriage support and carriage body, make this electric tricycle carriage more steady at the operation in-process.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is an enlarged view of the invention at B in FIG. 1;

FIG. 4 is an enlarged view of the invention at C in FIG. 1.

In the figure: the vehicle body comprises a frame body 1, a carriage bracket 2, a damping spring 3, a first sliding assembly 4, a carriage body 5, a second sliding assembly 6, a third sliding assembly 7, a first guide rail 41, a first sliding block 42, a second sliding block 43, a second guide rail 44, a first guide block 61, a first pulley 62, a first mounting seat 63, a second guide block 71, a second pulley 72 and a second mounting seat 73.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figure 1, the buffering device for the carriage of the electric tricycle comprises a frame main body 1, a carriage support 2 is arranged at the top of the frame main body 1, a damping spring 3 is arranged on the outer wall of the carriage support 2, a first sliding assembly 4 is arranged at the top of the damping spring 3, a carriage body 5 is arranged at the top of the first sliding assembly 4, impact force between the carriage body 5 and the carriage support 2 is absorbed through the damping spring 3, so that abrasion of the carriage of the electric tricycle in the using process is reduced, a second sliding assembly 6 connected with the carriage body 5 is arranged on the left side of the inner wall of the carriage support 2, the number of the second sliding assemblies 6 is not less than six, the second sliding assemblies 6 are symmetrically distributed on the front and back of the outer wall of the carriage support 2, a third sliding assembly 7 connected with the carriage body 5 is arranged on the right side of the inner wall of the carriage support 2, and lead spacing to carriage body 5 through a plurality of second sliding component 6 and third sliding component 7 for carriage body 5 converts horizontal impact force into vertical direction's impact force, avoids the vehicle too big and the condition that easily causes the incident of inertia to take place at the in-process of traveling, has further improved the safety in utilization performance in this electric tricycle carriage, and six are no less than to the quantity of third sliding component 7, and third sliding component 7 is symmetrical distribution around the outer wall of carriage support 2.

The second sliding member 6 and the third sliding member 7 in this embodiment are not only the support structure of the car body 5 but also the sliding limit structure of the car body 5.

It should be noted that the second sliding member 6 and the third sliding member 7 may be disposed not only on the front and the back of the car body 5, but also on the left and the right of the car body 5, as long as the car body 5 is ensured to run smoothly during the damping process.

As shown in fig. 2, the first sliding assembly 4 includes a first guide rail 41 disposed at the top of the damping spring 3, a first slider 42 is disposed at the top of the first guide rail 41 and at the bottom of the carriage body 5, the number of the first guide rail 41 is less than two, a first guide groove corresponding to the first slider 42 is disposed on the outer wall of the first guide rail 41, second sliders 43 are disposed on the left and right sides of the first guide rail 41, a second guide rail 44 corresponding to the carriage bracket 2 is disposed on the outer wall of the carriage bracket 2, the second guide rail 44 is symmetrically disposed on the outer wall of the carriage bracket 2, a second guide groove corresponding to the second slider 43 is disposed on the outer wall of the second guide rail 44, and the installation direction of the first guide rail 41 is perpendicular to the installation direction of the second guide rail 44.

The first sliding member 4 in this embodiment is used to convert the oblique impact force of the vehicle body 5 into an impact force in the vertical direction.

As shown in fig. 3, the second sliding assembly 6 includes a first guide block 61 disposed on an outer wall of the car body bracket 2, a first pulley 62 is disposed inside the first guide block 61, and a first mounting seat 63 corresponding to the first pulley 62 is disposed on an outer wall of the car body 5.

As shown in fig. 4, the third sliding assembly 7 includes a second guide block 71 disposed on an outer wall of the carriage support 2, a second pulley 72 is disposed inside the second guide block 71, a second mounting seat 73 corresponding to the second pulley 72 is disposed on an outer wall of the carriage body 5, a third sliding slot corresponding to the first pulley 62 is disposed inside the first guide block 61, and a fourth sliding slot corresponding to the second pulley 72 is disposed inside the second guide block 71.

In the present embodiment, the second slider assembly 6 and the third slider assembly 7 are used to convert the lateral impact force of the vehicle body 5 into the oblique impact force.

In conclusion, the buffer device for the electric tricycle carriage primarily absorbs and damps the vertical impact force between the carriage body 5 and the carriage bracket 2 through the damping spring 3, converts the horizontal impact force of the carriage body 5 into the vertical impact force through the first sliding component 4, the second sliding component 6 and the third sliding component 7, and secondarily absorbs the kinetic energy through the damping spring 3, so that the simple and convenient multi-stage damping effect is achieved, the phenomenon that the carriage is desoldered or broken due to overlarge bumping stress is avoided, the protection performance of the electric tricycle carriage is improved, the service life of the electric tricycle carriage is prolonged, the first pulley 62 and the second pulley 72 are connected with the first guide block 62 and the second guide block 71 in a rolling manner, and the phenomenon that the service life is short due to serious abrasion of the second sliding component 6 and the third sliding component 7 in the action process is avoided, carry out multistage spacing direction through first sliding component 4, second sliding component 6 and third sliding component 7 to carriage support 2 and carriage body 5 for this electric tricycle carriage is more steady at the operation in-process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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.