CN112389140A

CN112389140A - Special bolt assembly for unhooking of motor home

Info

Publication number: CN112389140A
Application number: CN201910751110.4A
Authority: CN
Inventors: 戚士华
Original assignee: Gaoyou Auto Standard Parts Factory
Current assignee: Gaoyou Auto Standard Parts Factory
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2021-02-23

Abstract

The invention relates to the technical field of bolt assemblies, and discloses a special bolt assembly for unhooking of a caravan, which comprises an upper assembly and a lower assembly, wherein the upper assembly comprises a connecting rod, one end of the connecting rod is fixedly connected with a first connecting block, the middle part of the first connecting block is provided with a first clamping groove, two sides of the top of the first connecting block are provided with sliding grooves, the inner sides of the sliding grooves are movably connected with a fixed rod, the top of the fixed rod is fixedly connected with a supporting rod, and the tail end of the supporting rod extends to the top of the first connecting block and is movably connected with the sliding. This special bolt assembly of car as a house unhook through a fixture block and a draw-in groove looks joint, can be in the same place upper assembly and lower subassembly are fixed, promote the ejector pad, make dead lever and fixture block joint, can make this subassembly connect more firmly, and this bolt assembly passes through three-layer insurance and connects upper assembly and lower subassembly, and upper assembly and lower subassembly are connected more firmly, also convenient the dismantlement.

Description

Special bolt assembly for unhooking of motor home

Technical Field

The invention relates to the technical field of bolt assemblies, in particular to a special bolt assembly for unhooking of a caravan.

Background

The touring car "RV", the English full name of reproductive Vehicle, for short RV, the Rving, the touring car as a house is travelled with the car as a house, stops in the sandy beach, lakeshore, meadow, hillside, forest that keep away from the city at will, possess the life style in city again simultaneously: the user can cook delicious food, take a hot bath, sleep a soft and comfortable bed, watch TV, listen to music, play DVD and the like. The caravan, also known as the home on the wheel, has two functions of ' house ' and ' car ', but the attribute is the car, is a kind of movable car with essential basic facilities at home, the caravan is a fashion facility car type introduced abroad, the home facilities on the car include furniture and electric appliances such as bedding, stove, refrigerator, cabinet, sofa, dining table and chair, toilet facilities, air conditioner, television, stereo set, etc., which can be divided into driving area, living area, bedroom area, sanitary area, kitchen area, etc., the caravan integrates ' clothes, food, live and walk ', realizes ' travel in life ', life ' fashion products, the common types of the caravan are self-propelled and trailer type, the trailer car does not have self-driving force, and can advance by means of a tractor: the tractor is connected with a car, an SUV or a self-propelled motor home by a connector and a hook (some vehicle types can be dragged by a vehicle with larger power), and synchronously moves forwards and stops with the tractor through synchronous braking and the like.

The ball socket of the conventional ball connector is composed of a ball connector housing (fixed) and a locking mechanism (movable), and applies pressure in the vehicle traveling direction without restricting relative rotation of the ball connector and the connecting ball. When the vehicle runs on a bumpy road or the vehicle runs at high speed and needs to change lanes emergently, the caravan can swing greatly due to inertia and even has a tail flicking phenomenon. This is very dangerous, and traditional pulling type car as a house requires more to the road width, and the car of pulling type car as a house is difficult for the tune.

Disclosure of Invention

Aiming at the defects of the existing special bolt assembly for caravan unhooking, the invention provides the special bolt assembly for caravan unhooking, which has the advantages of firm connection of the bolt assembly and convenience for turning around of the caravan, and solves the problems in the background art.

The invention provides the following technical scheme: the utility model provides a special bolt assembly of car as a house unhook, includes subassembly and lower subassembly, it includes the connecting rod to go up the subassembly, the one end fixedly connected with connecting block one of connecting rod, the middle part of connecting block one is equipped with draw-in groove one, the both sides at a connecting block top all are equipped with the spout, the inboard swing joint of spout has the dead lever, the top fixedly connected with bracing piece of dead lever, the end of bracing piece extend to connecting block one the top and with spout swing joint, the terminal fixedly connected with ejector pad of bracing piece, the fixedly connected with connecting plate all around of connecting block, the middle part of connecting plate is equipped with the screw hole, the inner circle of screw hole is equipped with the internal thread, the inner circle threaded connection of screw.

Preferably, the lower assembly comprises another connecting rod and a second connecting block, the other connecting rod and the second connecting block, a first clamping block is fixedly connected to the top of the second connecting block, the first clamping block can be clamped with the first clamping groove, and fixing grooves matched with the fixing rods are formed in the two sides of the top end of the first clamping block.

Preferably, holes for the fixing rod to pass through are formed in two sides of the top end of the clamping groove.

Preferably, the periphery of the second connecting block is provided with a connecting plate, the middle of the connecting plate is provided with another threaded hole, and the inner side of the other threaded hole is provided with an internal thread.

Preferably, the screw rod is respectively in threaded connection with the connecting blocks on the upper assembly and the lower assembly, and the connecting rod is telescopic.

Preferably, the inner side of the sliding groove is fixedly connected with a second clamping block, and the top end of the supporting rod is provided with a groove hole matched with the second clamping block.

Compared with the existing bolt assembly special for unhooking of the caravan, the special bolt assembly for unhooking of the caravan has the following beneficial effects:

1. this special bolt assembly of car as a house unhook through a fixture block and a draw-in groove looks joint, can be in the same place upper assembly and lower subassembly are fixed, promote the ejector pad, make dead lever and fixture block joint, can make this subassembly connect more firmly, and this bolt assembly passes through three-layer insurance and connects upper assembly and lower subassembly, and upper assembly and lower subassembly are connected more firmly, also convenient the dismantlement.

2. This special bolt assembly of car as a house unhook sets up through the connecting rod telescopic, in the turn, can reduce the distance between car as a house and the tractor, and the length of connecting rod can be finely tuned when fixed car as a house and tractor turns, the joint of this bolt assembly of being convenient for, goes up the subassembly and passes through screw rod threaded connection with lower subassembly, can make this subassembly connect more firmly.

Drawings

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

FIG. 2 is a top view of a structural assembly of the present invention.

In the figure: 1. an upper assembly; 2. a first connecting block; 3. a first clamping groove; 4. fixing the rod; 5. a push block; 6. a second clamping block; 7. a support bar; 8. a chute; 9. a threaded hole; 10. an internal thread; 11. a screw; 12. a connecting plate; 13. a second connecting block; 14. a connecting rod; 15. a lower assembly; 16. and a first clamping block.

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. 1-2, a special bolt assembly for unhooking of a caravan comprises an upper assembly 1 and a lower assembly 15, wherein the upper assembly 1 comprises a connecting rod 14, one end of the connecting rod 14 is fixedly connected with a first connecting block 2, the middle part of the first connecting block 2 is provided with a first clamping groove 3, two sides of the top part of the first connecting block 2 are respectively provided with a sliding groove 8, the inner side of the sliding groove 8 is movably connected with a fixed rod 4, the top part of the fixed rod 4 is fixedly connected with a supporting rod 7, the tail end of the supporting rod 7 extends to the top part of the first connecting block 2 and is movably connected with the sliding groove 8, the tail end of the supporting rod 7 is fixedly connected with a pushing block 5, the pushing block 5 drives the supporting rod 7 and the fixed rod 4 to move to the other end of the sliding groove 8 by pushing the pushing block 5, the fixed rod 4 passes through a, a threaded hole 9 is formed in the middle of the connecting plate 12, internal threads 10 are formed in the inner ring of the threaded hole 9, and a screw rod 11 is connected to the inner ring of the threaded hole 9 in a threaded mode.

The lower assembly 15 comprises another connecting rod 14 and a second connecting block 13, the other connecting rod 14 and the second connecting block 13, a first clamping block 16 is fixedly connected to the top of the second connecting block 13, the first clamping block 16 can be clamped with the first clamping groove 3, fixing grooves matched with the fixing rods 4 are formed in the two sides of the top end of the first clamping block 16, and the upper assembly 1 and the lower assembly 15 can be fixed together by clamping the first clamping block 16 with the first clamping groove 3.

Wherein, the both sides at draw-in groove 3 top all are seted up the hole that can supply dead lever 4 to pass, and dead lever 4 accessible hole can connect with fixture block 16 mutually, makes this subassembly connect more firmly.

And a connecting plate 12 is arranged around the second connecting block 13, another threaded hole 9 is formed in the middle of the connecting plate 12, and an internal thread 10 is arranged on the inner side of the other threaded hole 9.

Wherein, screw rod 11 respectively with last subassembly 1 and the connecting block threaded connection on the subassembly 15 down, connecting rod 14 is scalable, through the setting of connecting rod 14 telescopic, when turning, can reduce the distance between car as a house and the tractor, the pull-type car as a house of being convenient for turns, when fixed car as a house and tractor, can finely tune connecting rod 14's length, the joint of this bolt assembly of being convenient for, go up subassembly 1 and subassembly 15 down and pass through screw rod 11 threaded connection, can make this subassembly connect more firmly.

The inner side of the sliding groove 8 is fixedly connected with the second clamping block 6, the top end of the supporting rod 7 is provided with a groove hole matched with the second clamping block 6, the supporting rod 7 can be fixed through clamping of the second clamping block 6 and the groove hole in the supporting rod 7, the fixing rod 4 is conveniently clamped with the first clamping block 16, and the upper assembly 1 and the lower assembly 15 are connected more firmly.

The working principle is as follows: during the use, fix last subassembly 1 on the car as a house, fix lower subassembly 15 on the tractor, adjust the distance between car as a house and the tractor, select the appropriate length of connecting rod 14, make fixture block one 16 and draw-in groove one 3 looks joint, promote ejector pad 5, ejector pad 5 is pushing away bracing piece 7 and dead lever 4 and is moving to the direction of fixture block two 6, when fixture block two 6 and bracing piece 7 looks joint, stop to promote ejector pad 5, dead lever 4 and the fixed slot looks joint on the fixture block one 16 at this moment, link together last subassembly 1 and connecting plate 12 on the lower subassembly 15 with screw rod 11.

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 special bolt assembly of car as a house unhook, includes subassembly (1) and lower subassembly (15), its characterized in that: the upper component (1) comprises a connecting rod (14), one end of the connecting rod (14) is fixedly connected with a first connecting block (2), the middle part of the first connecting block (2) is provided with a first clamping groove (3), the two sides of the top part of the first connecting block (2) are provided with sliding grooves (8), the inner side of the sliding chute (8) is movably connected with a fixed rod (4), the top of the fixed rod (4) is fixedly connected with a supporting rod (7), the tail end of the supporting rod (7) extends to the top of the connecting block I (2) and is movably connected with the sliding groove (8), the tail end of the supporting rod (7) is fixedly connected with a push block (5), the periphery of the connecting block (2) is fixedly connected with a connecting plate (12), the middle part of the connecting plate (12) is provided with a threaded hole (9), the inner ring of the threaded hole (9) is provided with an internal thread (10), and the inner ring of the threaded hole (9) is in threaded connection with a screw rod (11).

2. The special bolt assembly for caravan unhooking as claimed in claim 1, wherein: lower subassembly (15) includes another connecting rod (14) and connecting block two (13), the top fixedly connected with fixture block one (16) of connecting block two (13), fixture block one (16) can the joint with draw-in groove one (3), the both sides on fixture block one (16) top all are equipped with the fixed slot with dead lever (4) looks adaptation.

3. The special bolt assembly for caravan unhooking as claimed in claim 1, wherein: holes for the fixing rods (4) to penetrate through are formed in the two sides of the top end of the first clamping groove (3).

4. The special bolt assembly for caravan unhooking as claimed in claim 1, wherein: and connecting plates (12) are arranged on the periphery of the second connecting block (13), another threaded hole (9) is formed in the middle of each connecting plate (12), and an internal thread (10) is arranged on the inner side of the other threaded hole (9).

5. The special bolt assembly for caravan unhooking as claimed in claim 1, wherein: the screw rod (11) is in threaded connection with the connecting blocks on the upper assembly (1) and the lower assembly (15) respectively, and the connecting rod (14) is telescopic.

6. The special bolt assembly for caravan unhooking as claimed in claim 1, wherein: the inner side of the sliding groove (8) is fixedly connected with a second clamping block (6), and the top end of the supporting rod (7) is provided with a groove hole matched with the second clamping block (6).