CN217483864U

CN217483864U - Car protection strength test vehicle fixing device

Info

Publication number: CN217483864U
Application number: CN202221082064.7U
Authority: CN
Inventors: 李奎; 吴文波; 陈传阳; 屈怀琨; 李里; 王建
Original assignee: Zhonggong Gaoyuan Beijing Automobile Testing Technology Co ltd; CHANGSHA JINYANG MACHINERY EQUIPMENT TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: Zhonggong Gaoyuan Beijing Automobile Testing Technology Co ltd; CHANGSHA JINYANG MACHINERY EQUIPMENT TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-09-23
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses an experimental firm car device of car protection intensity, it includes the earth anchor of fixed mounting on the ground before experimental loading device, install along length direction detachable on the earth anchor and be used for carrying out spacing fixed traction mechanism to automobile tire, traction mechanism is wedge stopping piece including arranging the tire below in, one side fender of stopping piece has been put one and is the shelves pole of the vertical setting of rectangle, be provided with the chain pull ring group that is used for adjusting the distance between shelves pole and the earth anchor. The utility model discloses can not only make up fast, quick adjustment, apply certain pretightning force to can shorten experimental preparation time and promote test efficiency. In addition, each part of the whole device can be quickly disassembled and assembled for adjustment, and the device has good adjustability and combination convenience.

Description

Car protection strength test vehicle fixing device

Technical Field

The utility model relates to a vehicle parts detection area especially relates to an experimental car device of fixing of car protection intensity.

Background

The protection device of the automobile is a mandatory detection item which must be carried out when a road motor vehicle announces, a horizontal thrust (the test loading force of certain vehicle types needs to reach 200KN) is applied to a test vehicle through a test loading device, and an additional vehicle fixing device must be configured at the moment to assist the smooth execution of the strength test because the parking brake of the test vehicle cannot provide enough reverse force. However, the rear overhang sizes of different test vehicles are different, and the existing fixing device is poor in adjustable combinability and inconvenient to use, so that the test efficiency is low, and therefore the automobile protection strength test fixing device is needed.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In view of this, the utility model aims at providing an experimental car fixing device of car protection intensity to realize better convenience of use and higher test efficiency.

(II) technical scheme

In order to achieve the technical purpose, the utility model provides a car protection strength test solid car device:

the automobile tire spacing and fixing device comprises a ground anchor fixedly installed on the front ground of a test loading device, a plurality of traction mechanisms used for limiting and fixing automobile tires are detachably installed on the ground anchor along the length direction, each traction mechanism comprises a wedge-shaped retaining piece arranged below the tire, a rectangular and longitudinally-arranged blocking rod is arranged on one side of each retaining piece in a blocking mode, and a chain pull ring group used for adjusting the distance between the blocking rod and the ground anchor is arranged between the blocking rod and the ground anchor.

Preferably, the chain pull ring group comprises a first chain, a second chain and a chain tensioner, an operating handle for a user to operate is arranged on the chain tensioner, connecting hooks for detachably connecting the end portions of the first chain and the second chain are arranged at adjusting ends of the chain tensioner, one end, far away from the chain tensioner, of the first chain is detachably connected with the end portion of the clamping plate, and one end, far away from the chain tensioner, of the second chain is detachably connected with the ground anchor.

Preferably, the tip of cardboard is provided with the clearing hole that is used for supplying first chain to pass, and the tip of first chain runs through the clearing hole, and the joint has on the first chain to be used for carrying out spacing locating part to first chain.

Preferably, the locating part includes the cardboard, is provided with the draw-in groove that is used for with first chain joint on the cardboard, and the cardboard is located the stopping one side that the tire was kept away from to the piece.

Preferably, a plurality of ground anchor drag hooks are integrally arranged on the ground anchor along the length direction, a suspension ring is fixed at one end of the second chain, which is far away from the chain tensioner, and the suspension ring is arranged on one of the ground anchor drag hooks.

Preferably, the size of the clamping plate is larger than that of the through hole, and the shape of the through hole is cross-shaped.

Preferably, the chain tensioner is a ratchet chain adjuster.

According to the technical scheme, the method has the following beneficial effects:

the utility model discloses can not only make up fast, quick adjustment, apply certain pretightning force to can shorten experimental preparation time and promote test efficiency. In addition, each part of the whole device can be quickly assembled, disassembled and adjusted, the device has good adjustability and combination convenience, can meet vehicles with different rear overhang sizes, is strong in universality, further facilitates test work, and is good in using effect, simple in structure, low in manufacturing cost, good in using effect, flexible and convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is the utility model provides a pair of experimental solid car device user state of automobile protection intensity arranges the schematic diagram.

Fig. 2 is the utility model provides a pair of experimental solid car device of car protective strength's structural schematic diagram.

Fig. 3 is an enlarged schematic view of a structure in fig. 1.

Fig. 4 is the utility model provides a grade pole schematic diagram of a car protection strength test fixing device.

Fig. 5 is the utility model provides a pair of experimental cardboard schematic diagram of solid car device of car protection intensity.

Description of the drawings: the ground anchor lifting device comprises a ground anchor 1, a ground anchor drag hook 2, a chain drag ring group 3, a first chain 4, a second chain 5, a suspension ring 6, a chain tensioner 7, an operating handle 8, a connecting hook 9, a gear lever 10, a clamping plate 11, a backstop 12, a hole 13, a hole 14, a test loading device and a car 15.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, identical or similar reference numerals indicate identical or similar parts and features. The drawings are only schematic representations of the concepts and principles of the embodiments of the disclosure, and do not necessarily show specific dimensions or proportions of the various embodiments of the disclosure. Certain features that are part of a particular figure may be exaggerated in order to illustrate relevant details or structures of embodiments of the present disclosure.

Example one

Referring to fig. 1-5, a car fixing device for a car protection strength test comprises a ground anchor 1 fixedly installed on the ground in front of a test loading device 14, a plurality of traction mechanisms used for limiting and fixing tyres of a car 15 are detachably installed on the ground anchor 1 along the length direction, each traction mechanism comprises a wedge-shaped retaining piece 12 arranged below the tyre, a rectangular and longitudinally-arranged stop rod 10 is arranged on one side of each retaining piece 12 in a blocking mode, and a chain pull ring group 3 used for adjusting the distance between each stop rod 10 and the ground anchor 1 is arranged between each stop rod 10 and the ground anchor 1.

Referring to fig. 2-5, it should be noted that the chain tensioner group 3 includes a first chain 4, a second chain 5 and a chain tensioner 7, the chain tensioner 7 is provided with an operating handle 8 for a user to operate, the adjusting ends of the chain tensioner 7 are provided with connecting hooks 9 for detachably connecting with the ends of the first chain 4 and the second chain 5, one end of the first chain 4 away from the chain tensioner 7 is detachably connected with the end of the clamping plate 11, and one end of the second chain 5 away from the chain tensioner 7 is detachably connected with the ground anchor 1. Specifically, the chain tensioner 7 is a ratchet chain adjuster, which is a prior art and can realize forward and reverse quick adjustment of a pre-tightening chain.

Referring to fig. 5, further, the end of the clamping plate 11 is provided with a through hole 13 for the first chain 4 to pass through, the end of the first chain 4 passes through the through hole 13, and the first chain 4 is clamped with a limiting member for limiting the first chain 4. The locating part includes cardboard 11, is provided with the draw-in groove that is used for with 4 joints of first chain on the cardboard 11, and cardboard 11 is located one side that stopping 12 kept away from the tire. It should be noted that after the first chain 4 passes through the stop lever 10, the clamping plate 11 is inserted to complete the coarse positioning of the chain in the length direction, which is the first step of the key for realizing the fixing adjustment.

It should be noted that a plurality of ground anchor drag hooks 2 are integrally arranged on the ground anchor 1 along the length direction, a suspension ring 6 is fixed at one end of the second chain 5 far away from the chain tensioner 7, and the suspension ring 6 is hooked on one of the ground anchor drag hooks 2. The card 11 is larger in size than the passage hole 13, and the passage hole 13 is cross-shaped.

When the utility model is used, the backstop piece 12 is plugged into the lower part of the tire of the test vehicle, and the stop lever 10 is stopped in front of the backstop piece 12; one end of the first chain 4 penetrates through the stop lever 10, the clamping plate 11 is inserted, the suspension ring 6 is hung on the ground anchor drag hook 2, then the first chain 4 and the second chain 5 are connected with the chain tensioner 7, the operating handle 8 of the chain tensioner 7 is shaken, and the chains can be pre-tightened to be fixed in order to finish the restraint of the loading direction of the test vehicle.

And after the test is finished, the chain tensioner 7 is reversely loosened, and the complete working process is completed after the movement is finished in the reverse order.

Exemplary embodiments of the proposed solution of the present disclosure have been described in detail above with reference to preferred embodiments, however, it will be understood by those skilled in the art that many variations and modifications may be made to the specific embodiments described above, and that many combinations of the various technical features and structures presented in the present disclosure may be made without departing from the concept of the present disclosure, without departing from the scope of the present disclosure, which is defined by the appended claims.

Claims

1. The utility model provides a car protection intensity test car fixing device, includes ground anchor (1) of fixed mounting on ground before experimental loading device (14), its characterized in that, install along length direction detachable on ground anchor (1) and a plurality ofly be used for carrying out spacing fixed traction mechanism to car (15) tire, traction mechanism is including arranging wedge-shaped stopping piece (12) that is below the tire in, one side fender of stopping piece (12) has a shelves pole (10) that are the vertical setting of rectangle, be provided with between shelves pole (10) and ground anchor (1) and be used for adjusting the chain pull ring group (3) of distance between shelves pole (10) and ground anchor (1).

2. The vehicle fixing device for the automobile protection strength test is characterized in that the chain pull ring set (3) comprises a first chain (4), a second chain (5) and a chain tensioner (7), an operating handle (8) operated by a user is arranged on the chain tensioner (7), connecting hooks (9) used for being detachably connected with the end portions of the first chain (4) and the second chain (5) are respectively arranged at the adjusting ends of the chain tensioner (7), one end of the first chain (4) far away from the chain tensioner (7) is detachably connected with the end portion of the clamping plate (11), and one end of the second chain (5) far away from the chain tensioner (7) is detachably connected with the ground anchor (1).

3. The automobile protection strength test vehicle fixing device according to claim 2, wherein a through hole (13) for the first chain (4) to pass through is formed in the end of the clamping plate (11), the end of the first chain (4) penetrates through the through hole (13), and a limiting part for limiting the first chain (4) is clamped on the first chain (4).

4. The automobile protection strength test vehicle fixing device according to claim 3, wherein the limiting member comprises a clamping plate (11), a clamping groove for clamping with the first chain (4) is formed in the clamping plate (11), and the clamping plate (11) is located on one side, away from the tire, of the retaining member (12).

5. The vehicle fixing device for the automobile protection strength test according to claim 2 or 3, wherein a plurality of ground anchor draw hooks (2) are integrally arranged on the ground anchor (1) along the length direction, a suspension ring (6) is fixed at one end of the second chain (5) far away from the chain tensioner (7), and the suspension ring (6) is hooked on one of the ground anchor draw hooks (2).

6. The automobile protection strength test vehicle fixing device according to claim 3 or 4, wherein the size of the clamping plate (11) is larger than that of the through hole (13), and the shape of the through hole (13) is cross-shaped.

7. The automobile protection strength test vehicle fixing device as claimed in claim 2, wherein the chain tensioner (7) is a ratchet chain adjuster.