CN212028481U

CN212028481U - Bottom protection device after transmission loading

Info

Publication number: CN212028481U
Application number: CN202020351338.2U
Authority: CN
Inventors: 雷作钊; 薛天宝; 周荣斌; 罗天生
Original assignee: Fujian Zhongwei Power Technology Co Ltd
Current assignee: Fujian Zhongwei Power Technology Co Ltd
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-11-27
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a bottom protection device after the transmission is loaded, which comprises a fixing mechanism and a buffer mechanism, wherein the buffer mechanism is arranged at the rear end of the fixing mechanism; the inner wall of the fixed inner barrel is provided with threads, and the inner wall of the fixed outer barrel is provided with the wear-resistant anti-slip layer, so that the transmission can be more convenient to mount and dismount, and only the transmission needs to be rotated when being dismounted, and can be taken out from the fixed inner barrel, and the transmission can be conveniently maintained and replaced in time. The device is provided with a plurality of shock attenuation spring post on one side outer wall of buffer board, and installs the blotter on the inner wall of protective sheath board for the derailleur bottom can reduce external force through shock attenuation spring post and blotter in time when bumping or assaulting, avoids when meetting external force and assaults, and the derailleur takes place deformation or even local damage, has also improved the application safety factor of derailleur to a certain extent.

Description

Bottom protection device after transmission loading

Technical Field

The utility model relates to a derailleur protection technical field specifically is a bottom protection device after derailleur loading.

Background

A transmission is a mechanism for changing the speed and torque from an engine, which can change the ratio of the output shaft to the input shaft, either fixed or in steps, also known as a gearbox. The speed variator consists of speed-changing transmission mechanism and control mechanism, and some vehicles also have power output mechanism. The transmission mechanism is mainly driven by common gears and also driven by planetary gears. The common gear transmission mechanism generally uses a sliding gear, a synchronizer and the like.

The bottom protection device after the existing transmission is loaded is poor in most protection effects, inconvenient for dismounting the transmission and free of sound insulation and noise reduction functions.

In order to solve the problems and the challenges, the bottom protection device after the transmission is loaded has the advantages of being good in protection effect, convenient to disassemble and assemble, good in sound insulation effect and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bottom protection device after derailleur loading, it has advantages such as the protection is effectual, derailleur easy dismounting and sound insulation effect is better to solved the bottom protection device after traditional derailleur loading, most protection effect is relatively poor, is not convenient for the dismouting derailleur and does not possess the problem that the function of making an uproar falls in the sound insulation.

In order to achieve the above object, the utility model provides a following technical scheme: a bottom protection device after a transmission is loaded comprises a fixing mechanism and a buffering mechanism, wherein the buffering mechanism is installed at the rear end of the fixing mechanism, the fixing mechanism comprises a square fixing block and fixing equipment, the fixing equipment is arranged in an inner cavity of the square fixing block, and the buffering mechanism is fixedly connected to the rear end of the square fixing block;

buffer gear includes buffer board, protection sheathing board and sponge cushion, and the buffer board cup joints in the inner chamber of protection sheathing board, and the rear end of protection sheathing board is provided with the sponge cushion.

Furthermore, a plurality of damping spring columns are arranged on the outer wall of one side of the buffer plate, and the other ends of the damping spring columns are fixedly connected with the square fixing block.

Further, a buffer pad is mounted on the inner wall of the protective sleeve plate, and the buffer pad is a member made of an elastic rubber material.

Further, the fixing equipment is composed of a fixing outer barrel and fixing insertion plates, the outer wall of the fixing outer barrel is welded with a square fixing block through a plurality of fixing insertion plates, and a fixing inner barrel is installed in an inner cavity of the fixing outer barrel.

Furthermore, the inner wall of the fixed inner cylinder is provided with threads, and the inner wall of the fixed outer cylinder is provided with a wear-resistant anti-slip layer.

Furthermore, an installation groove is processed on the inner wall of the square fixing block, a sound insulation board is arranged in the inner cavity of the installation groove, and the sound insulation board is a member made of a polyester fiber material.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this bottom protection device after derailleur loading is provided with a plurality of shock attenuation spring posts on one side outer wall of buffer board, and installs the blotter on the inner wall of protective sheathing board for the derailleur bottom is when bumping or assaulting, can reduce external force through shock attenuation spring post and blotter in time, avoids when meetting external force and assaults, and the derailleur takes place deformation or even local damage, has also improved the application safety factor of derailleur to a certain extent.

2. This bottom protection device after derailleur loading is provided with the screw thread on the inner wall of fixed inner tube, and installs wear-resisting skid resistant course on the inner wall of fixed urceolus for the derailleur can be more convenient when installation and dismantlement, only need when the dismouting through rotate the derailleur, from fixed inner tube take out can, also convenient timely maintenance and change.

3. This bottom protection device after derailleur loading is processed on the inner wall of square fixed block has the mounting groove, is provided with the acoustic celotex board in the inner chamber of mounting groove for the device can have certain sound insulation and fall the function of making an uproar, avoids the performance of the too big influence car of during operation noise to lead to life to shorten even, compares with like product, more has the uniqueness in the competition.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

fig. 3 is a schematic structural view of the fixing mechanism of the present invention;

fig. 4 is a schematic structural view of the square fixed block of the present invention;

fig. 5 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a fixing mechanism; 11. a square fixed block; 111. mounting grooves; 1111. a sound insulating board; 12. a fixed device; 121. fixing the outer cylinder; 1211. fixing the inner cylinder; 12111. a thread; 1212. a wear-resistant anti-slip layer; 122. fixing the inserting plate; 2. a buffer mechanism; 21. a buffer plate; 211. a shock absorbing spring post; 22. protecting the sheathing; 221. a cushion pad; 23. sponge cushion block.

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. 1-2, a bottom protection device after a transmission is loaded comprises a fixing mechanism 1 and a buffer mechanism 2, wherein the buffer mechanism 2 is installed at the rear end of the fixing mechanism 1, the fixing mechanism 1 comprises a square fixing block 11 and a fixing device 12, the fixing device 12 is arranged in an inner cavity of the square fixing block 11, and the buffer mechanism 2 is fixedly connected to the rear end of the square fixing block 11; the buffer mechanism 2 comprises a buffer plate 21, a protective sleeve plate 22 and a sponge cushion block 23, the buffer plate 21 is sleeved in an inner cavity of the protective sleeve plate 22, and the sponge cushion block 23 is arranged at the rear end of the protective sleeve plate 22; a plurality of shock-absorbing spring columns 211 are arranged on the outer wall of one side of the buffer plate 21, and the other ends of the shock-absorbing spring columns 211 are fixedly connected with the square fixing block 11; a cushion 221 is mounted on the inner wall of the protective sheathing 22, and the cushion 221 is a member made of an elastic rubber material.

Referring to fig. 3-5, a bottom protection device after a transmission is loaded, a fixing device 12 is composed of a fixing outer cylinder 121 and a fixing insertion plate 122, the outer wall of the fixing outer cylinder 121 is welded with a square fixing block 11 through a plurality of fixing insertion plates 122, and a fixing inner cylinder 1211 is installed in the inner cavity of the fixing outer cylinder 121; the inner wall of the fixed inner cylinder 1211 is provided with threads 12111, and the inner wall of the fixed outer cylinder 121 is provided with a wear-resistant anti-skid layer 1212; an installation groove 111 is formed on the inner wall of the square fixing block 11, a sound insulation board 1111 is arranged in the inner cavity of the installation groove 111, and the sound insulation board 1111 is a member made of a polyester fiber material.

In summary, the following steps: according to the bottom protection device after the transmission is loaded, the fixing equipment 12 is arranged in the inner cavity of the square fixing block 11, the mounting groove 111 is machined in the inner wall of the square fixing block 11, and the sound insulation plate 1111 is arranged in the inner cavity of the mounting groove 111, so that the device can have a certain sound insulation and noise reduction function, the phenomenon that the performance of a vehicle is influenced by overlarge noise during working and the service life is shortened even is avoided, and compared with similar products, the bottom protection device is more unique in competition; the inner wall of the fixed inner cylinder 1211 is provided with threads 12111, and the inner wall of the fixed outer cylinder 121 is provided with a wear-resistant anti-slip layer 1212, so that the transmission can be more conveniently mounted and dismounted, and can be taken out of the fixed inner cylinder 1211 only by rotating the transmission during dismounting, and the transmission can be conveniently and timely maintained and replaced; the rear end fixedly connected with buffer gear 2 of square fixed block 11, buffer board 21 cup joints in the inner chamber of protective cover plate 22, the rear end of protective cover plate 22 is provided with sponge cushion 23, be provided with a plurality of shock attenuation spring post 211 on one side outer wall of buffer board 21, and install blotter 221 on protective cover plate 22's the inner wall, make the derailleur bottom when bumping or assaulting, can reduce external force through shock attenuation spring post 211 and blotter 221 in time, avoid when meetting external force impact, the derailleur takes place deformation or even local damage, the factor of safety in utilization of derailleur has also been improved to a certain extent.

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.

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

1. The utility model provides a bottom protection device after derailleur loading, includes fixed establishment (1) and buffer gear (2), its characterized in that are installed to the rear end of fixed establishment (1): the fixing mechanism (1) comprises a square fixing block (11) and fixing equipment (12), the fixing equipment (12) is arranged in an inner cavity of the square fixing block (11), and the rear end of the square fixing block (11) is fixedly connected with a buffer mechanism (2);

buffer gear (2) include buffer board (21), protection shield board (22) and sponge cushion (23), and buffer board (21) cup joint in the inner chamber of protection shield board (22), and the rear end of protection shield board (22) is provided with sponge cushion (23).

2. The transmission after-loading under-run protector of claim 1, wherein: a plurality of damping spring columns (211) are arranged on the outer wall of one side of the buffer plate (21), and the other ends of the damping spring columns (211) are fixedly connected with the square fixing blocks (11).

3. The transmission after-loading under-run protector of claim 1, wherein: the inner wall of the protective sleeve plate (22) is provided with a buffer pad (221), and the buffer pad (221) is a member made of elastic rubber material.

4. The transmission after-loading under-run protector of claim 1, wherein: the fixing device (12) is composed of a fixing outer cylinder (121) and fixing insertion plates (122), the outer wall of the fixing outer cylinder (121) is welded with a square fixing block (11) through a plurality of fixing insertion plates (122), and a fixing inner cylinder (1211) is installed in the inner cavity of the fixing outer cylinder (121).

5. The transmission after-loading under-run protector of claim 4, wherein: the inner wall of the fixed inner cylinder (1211) is provided with threads (12111), and the inner wall of the fixed outer cylinder (121) is provided with a wear-resistant anti-skid layer (1212).

6. The transmission after-loading under-run protector of claim 1, wherein: an installation groove (111) is processed on the inner wall of the square fixing block (11), a sound insulation plate (1111) is arranged in the inner cavity of the installation groove (111), and the sound insulation plate (1111) is a member made of a polyester fiber material.