CN110654189A

CN110654189A - Construction machinery pulls connecting device

Info

Publication number: CN110654189A
Application number: CN201910837527.2A
Authority: CN
Inventors: 赵冲锋
Original assignee: Jinpeng Construction Industry Co Ltd
Current assignee: Anhui Jinpeng Green Building Industry Group Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-01-07
Anticipated expiration: 2039-09-05
Also published as: CN110654189B

Abstract

The invention discloses a traction connecting device of construction machinery, which comprises a connecting structure, a traction mechanism and a buffer mechanism, wherein the traction mechanism and the buffer mechanism are fixedly arranged at two sides of the connecting structure; through installing the buffer at buffer gear for inertia that produces when pulling and stopping is to traction equipment and by traction equipment's impact, by the fine absorption of buffer, has solved traction equipment and by traction equipment's damage scheduling problem, has played fine protection effect.

Description

Construction machinery pulls connecting device

Technical Field

The invention relates to the technical field of construction machinery equipment, in particular to a traction connecting device for construction machinery.

Background

The transportation of construction machinery often uses the pulling equipment to pull, and wherein the effect of the connecting device that pulls, to the traction operation is the biggest, and he is the prerequisite of guaranteeing whether to pull connecting device and accomplish and pull, but traditional pull connecting device, because the design is imperfect, causes the connecting device fracture of pulling, causes the problem such as the damage of pulling device and construction machinery, can not be competent at this work yet.

The invention is provided in order to solve the problems, the invention overcomes the problems that the traditional traction connecting device is easy to break due to rigid impact in the traction process and damage the traction equipment and the equipment to be pulled and the like because of rigid connection, the traditional traction connecting device is easy to shake in traction, the fatigue fracture of a traction rope and the like are caused, the problems that the traditional traction connecting device cannot counteract and transfer stress and the internal structure is damaged and the like because of the loss of a buffer structure and a protection structure are solved, and the invention has the advantages of compact and novel structure, concise appearance, perfect function, good traction stability, perfect traction element protection measures, long service life and the like.

Disclosure of Invention

The invention aims to provide a traction connecting device of construction machinery, which comprises a connecting structure, a traction mechanism and a buffer mechanism, wherein the traction mechanism and the buffer mechanism are fixedly arranged on two sides of the connecting structure, the buffer effect is good, and the connection is firm, so that the problems in the prior art are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a traction connecting device for construction machinery comprises a connecting structure, a traction mechanism and a buffering mechanism, wherein the traction mechanism and the buffering mechanism are fixedly arranged on two sides of the connecting structure, the connecting structure comprises a C-shaped connecting block, a hydraulic cylinder and a pin rod, the upper end surface and the lower end surface of the C-shaped connecting block are respectively provided with a first pin hole, a first cambered surface is arranged at an opening, the hydraulic cylinder is fixedly welded at the upper end of the C-shaped connecting block, and the pin rod is fixedly arranged on the hydraulic cylinder;

the traction mechanism comprises a reinforcing block, a tail hook and a traction rod, the tail hook and the traction rod are fixedly welded on two sides of the reinforcing block, the reinforcing block comprises a traction rod fixing block and a tail hook fixing block, the traction rod fixing block and the tail hook fixing block are fixedly connected to form a whole reinforcing block, the tail hook is fixedly welded on the tail hook fixing block, one end of the traction rod is fixedly welded on the traction rod fixing block, a second pin hole is formed in the surface of the other end of the traction rod, and a second cambered surface is arranged at the tail end of;

buffer gear includes mount pad, automobile body mounting bracket and buffer, and the mount pad runs through automobile body mounting bracket, and buffer fixed mounting is inside the mount pad, and the mount pad includes rubber pad, nut mounting groove and hexagon nut, and the rubber pad setting is in the position with C type connecting block contact, and hexagon nut installs inside the nut mounting groove, buffer and C type connecting block fixed connection.

Preferably, the connecting structure and the traction mechanism are movably connected through a pin rod and a traction rod, and the pin rod is matched with the first pin hole and a second pin hole formed in the traction rod.

Preferably, the lower terminal surface of tail hook fixed block sets up solid fixed ring and tail hook snap ring, gu fixed ring fixed welding is at the lower terminal surface of tail hook fixed block, tail hook snap ring fixed mounting is on solid fixed ring.

Preferably, the tail hook comprises a tail hook body and a barb, the barb is arranged at the tail end of the tail hook body, and the barb is matched with the tail hook clamping ring.

Preferably, the buffer comprises a fixed housing, a fixed head, a buffer spring, a dust cover and a fixed nut, wherein the dust cover is sleeved outside the buffer spring and is fixedly arranged inside the fixed housing through the fixed head and the fixed nut.

Compared with the prior art, the invention has the following beneficial effects:

1. this construction machinery pulls connecting device, through the fixed pneumatic cylinder that sets up in the upper end of connection structure's C type connecting block to with the fixed welding of pin rod on the pneumatic cylinder, make when installation and dismantlement drive mechanism, labour saving and time saving more, and set up first cambered surface at the opening part of C type connecting block, set up the second cambered surface at the end of traction lever, make the installation more convenient.

2. This construction machinery pulls connecting device through at buffer gear installation buffer for inertia that produces when pulling and stopping is by the fine absorption of buffer to pulling equipment and by pulling equipment's impact, has solved pulling equipment and by pulling equipment's damage scheduling problem, has played fine protection effect.

3. This construction machinery pulls connecting device through set up solid fixed ring and tail hook snap ring at the lower terminal surface of tail hook fixed block to set up at the tail hook end with tail hook snap ring assorted barb, make the tail hook fixed when pulling, can not drop, it is more firm to being pulled pulling of primer.

Drawings

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

FIG. 2 is a front view of the overall structure of the present invention;

FIG. 3 is a schematic view of the connection structure of the present invention;

FIG. 4 is a schematic view of the pulling mechanism of the present invention;

FIG. 5 is a schematic view of the tail hook structure of the present invention;

FIG. 6 is a diagram of a buffer structure according to the present invention.

In the figure: 1. a connecting structure; 11. a C-shaped connecting block; 111. a first pin hole; 112. a first arc surface; 12. a hydraulic cylinder; 13. a pin rod; 2. a traction mechanism; 21. a reinforcing block; 211. a traction rod fixing block; 212. a tail hook fixing block; 2121. a fixing ring; 2122. a tail hook snap ring; 22. a tail hook; 221. a tail hook body; 222. a barb; 23. a draw bar; 231. a second pin hole; 232. a second arc surface; 3. a buffer mechanism; 31. a mounting seat; 311. a rubber pad; 312. a nut mounting groove; 313. a hexagonal nut; 32. a vehicle body mounting frame; 33. a buffer; 331. fixing the housing; 332. a fixed head; 333. a buffer spring; 334. a dust cover; 335. and (5) fixing the nut.

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.

Referring to fig. 1-6, a construction machinery traction connecting device comprises a connecting structure 1, a traction mechanism 2 and a buffer mechanism 3, wherein the traction mechanism 2 and the buffer mechanism 3 are fixedly arranged on two sides of the connecting structure 1, the connecting structure 1 and the traction mechanism 2 are movably connected with a traction rod 23 through a pin rod 13, and the pin rod 13 is matched with a first pin hole 111 and a second pin hole 231 formed in the traction rod 23.

Connection structure 1 includes C type connecting block 11, pneumatic cylinder 12 and pin pole 13, first pinhole 111 is all seted up to C type connecting block 11's up end and lower terminal surface, and set up first cambered surface 112 at the opening part, pneumatic cylinder 12 fixed welding is in C type connecting block 11's upper end, pin pole 13 fixed mounting is on pneumatic cylinder 12, through the fixed pneumatic cylinder 12 that sets up in C type connecting block 11's of connection structure 1 upper end, and with pin pole 13 fixed welding on pneumatic cylinder 12, make when installation and dismantlement drive mechanism 2, labour saving and time saving more, and set up first cambered surface 112 at the opening part of C type connecting block 11, set up second cambered surface 232 at the end of traction lever 23, make the installation more convenient.

The traction mechanism 2 comprises a reinforcing block 21, a tail hook 22 and a traction rod 23, the tail hook 22 and the traction rod 23 are fixedly welded on two sides of the reinforcing block 21, the reinforcing block 21 comprises a traction rod fixing block 211 and a tail hook fixing block 212, the traction rod fixing block 211 and the tail hook fixing block 212 are fixedly connected to form the whole reinforcing block 21, the tail hook 22 comprises a tail hook body 221 and a barb 222, the barb 222 is arranged at the tail end of the tail hook body 221, the barb 222 is matched with a tail hook snap ring 2122, the tail hook 22 is fixedly welded on the tail hook fixing block 212, the lower end face of the tail hook fixing block 212 is provided with a fixing ring 2121 and a tail hook snap ring 2122, the fixing ring 2121 is fixedly welded on the lower end face of the tail hook fixing block 212, the tail hook snap ring 2122 is fixedly arranged on the fixing ring 2121, the fixing ring 2121 and the tail hook snap ring 2122 are arranged on the lower end face of the tail hook fixing, the tail hook 22 is fixed during traction, the tail hook cannot fall off, the traction of a pulled primer is firmer, one end of the traction rod 23 is fixedly welded on the traction rod fixing block 211, the surface of the other end of the traction rod is provided with a second pin hole 231, and the tail end of the traction rod is provided with a second cambered surface 232.

The buffer mechanism 3 comprises an installation seat 31, a vehicle body installation frame 32 and a buffer 33, the installation seat 31 penetrates through the vehicle body installation frame 32, the buffer 33 is fixedly installed inside the installation seat 31, the installation seat 31 comprises a rubber pad 311, a nut installation groove 312 and a hexagon nut 313, the rubber pad 311 is arranged at a position contacted with the C-shaped connecting block 11, the hexagon nut 313 is installed inside the nut installation groove 312, the buffer 33 is installed inside the buffer mechanism 3, so that the impact of inertia generated when traction is stopped on traction equipment and traction equipment is well absorbed by the buffer 33, the problems of damage of the traction equipment and the like are solved, a good protection effect is achieved, the buffer 33 comprises a fixed shell 331, a fixed head 332, a buffer spring 333, a dust cover 334 and a fixed nut 335, the outer side of the buffer spring is sleeved with the dust cover 334, and is fixedly installed inside the fixed shell 331 through the fixed head 332 and the fixed nut 335, the buffer 33 is fixedly connected with the C-shaped connecting block 11.

In summary, the following steps: the invention provides a traction connecting device of construction machinery, which comprises a connecting structure 1, a traction mechanism 2 and a buffer mechanism 3, wherein the traction mechanism 2 and the buffer mechanism 3 are fixedly arranged at two sides of the connecting structure 1, a hydraulic cylinder 12 is fixedly arranged at the upper end of a C-shaped connecting block 11 of the connecting structure 1, and a pin rod 13 is fixedly welded on the hydraulic cylinder 12, so that the traction mechanism 2 is more time-saving and labor-saving when being installed and disassembled, a first cambered surface 112 is arranged at an opening of the C-shaped connecting block 11, and a second cambered surface 232 is arranged at the tail end of a traction rod 23, so that the installation is more convenient; the buffer 33 is arranged on the buffer mechanism 3, so that the impact of inertia generated when the traction stops on the traction equipment and the dragged equipment is well absorbed by the buffer 33, the problems of damage to the traction equipment and the dragged equipment and the like are solved, and a good protection effect is achieved; the fixing ring 2121 and the tail hook clasp 2122 are arranged on the lower end face of the tail hook fixing block 212, and the barb 222 matched with the tail hook clasp 2122 is arranged at the tail end of the tail hook 22, so that the tail hook 22 is fixed during traction, cannot fall off, and is more firm in traction on a pulled primer.

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 construction machinery pulls connecting device, includes connection structure, drive mechanism and buffer gear fixed mounting are in connection structure's both sides, its characterized in that: the connecting structure comprises a C-shaped connecting block, a hydraulic cylinder and a pin rod, wherein the upper end surface and the lower end surface of the C-shaped connecting block are provided with first pin holes, a first cambered surface is arranged at the opening, the hydraulic cylinder is fixedly welded at the upper end of the C-shaped connecting block, and the pin rod is fixedly arranged on the hydraulic cylinder;

2. A construction machine traction coupling as claimed in claim 1, wherein: the connecting structure and the traction mechanism are movably connected through a pin rod and a traction rod, and the pin rod is matched with the first pin hole and a second pin hole formed in the traction rod.

3. A construction machine traction coupling as claimed in claim 1, wherein: the lower terminal surface of tail hook fixed block sets up solid fixed ring and tail hook snap ring, gu fixed ring fixed welding is at the lower terminal surface of tail hook fixed block, tail hook snap ring fixed mounting is on solid fixed ring.

4. A construction machine traction coupling as claimed in claim 1, wherein: the tail hook comprises a tail hook body and a barb, the barb is arranged at the tail end of the tail hook body, and the barb is matched with the tail hook clamping ring.

5. A construction machine traction coupling as claimed in claim 1, wherein: the buffer comprises a fixed shell, a fixed head, a buffer spring, a dust cover and a fixed nut, wherein the dust cover is sleeved outside the buffer spring and is fixedly arranged inside the fixed shell through the fixed head and the fixed nut.