CN215169006U

CN215169006U - Box door limiter

Info

Publication number: CN215169006U
Application number: CN202120650063.7U
Authority: CN
Inventors: 董卫毫; 马佰胜; 董震
Original assignee: Shandong Zhongjie Environmental Technology Co Ltd
Current assignee: Beihui Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-12-14
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a box door limiter, which comprises a base seat, a hinge and a limit arm, wherein the base seat is fixed on a box inner plate through bolts, a round pin is arranged in the hinge, the hinge is hinged with the limit arm through the round pin, the plane of the hinge is matched with a cab body, the other side of the limit arm is a limit block, a limit arm operation square frame is arranged on the right surface of the base seat, long round holes are arranged on the upper side and the lower side of the right surface of the base seat, the base seat and a tension spring are not provided with complex guide pins to limit a boss block and the tension spring, the installation operation is simpler and easier to control, the box door limiter has a simple structure and convenient matching, has smaller space occupied by the existing limiter on the market, can be disassembled by disassembling rivets, is more convenient to disassemble, and is convenient to take out the baffle from the limit arm, the baffle is convenient to replace, and the service life of the limiter can be effectively prolonged.

Description

Box door limiter

Technical Field

The utility model relates to a stopper technical field specifically is a box door stopper.

Background

The door check is generally intended to limit the maximum opening angle of the cabinet and to maintain the cabinet door in various open positions. At present, a plurality of existing box body door limiters in China are complex and tedious to assemble, the production and manufacturing cost is high, the abnormal sound problem is easy to generate, and the replacement period is too short in a severe environment;

the box body door limiter with the patent application number of 201580083700.4 provides an action mode of a guide pin to act on a limiting arm, and two ends of a base shell of a base are respectively provided with a compression spring, so that the assembly process is too complex, and the production and manufacturing cost is too high; when the stopper works for a long time in a severe environment, the stopper does not have the functions of dust prevention and water prevention, and finally the stopper is easy to generate abnormal sound; in the assembling process, the space occupied by the stopper with a complex structure is large;

aiming at the problems of the prior art and quality, the box body door limiter is provided, the box body door limiter is arranged in a door cavity, a limiting arm is an extension arm with a convex-concave shape, and extension springs on two sides of a base supporting shell control a boss block so as to restrain the limiting arm and achieve a good limiting effect; when the box door is closed, the dustproof device is attached to the inner plate of the box body, so that a good sealing effect can be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a box door stopper to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a box body door limiter comprises a base, a hinge and a limiting arm, wherein the base is fixed on a box body inner plate through bolts, a round pin is arranged in the hinge, the hinge is hinged with the limiting arm through the round pin, the plane of the hinge is matched with a cab body, the other side of the limiting arm is a limiting block, a limiting arm operation frame is arranged on the right surface of the base, long round holes are formed in the upper side and the lower side of the right surface of the base, two boss blocks are arranged in the limiting arm operation frame, a positioning pin and a long round pin are assembled on the base respectively, the positioning pin penetrates through the base and is movably connected in the base, spring check rings are arranged below the positioning pin and the long round pin and are limited on the base, and two sides of the positioning pin and the long round pin are respectively connected with a tension spring in a clamping manner, and a dustproof device is arranged on one side of the limiting arm and comprises a baffle, rivets are arranged on the baffle, and the baffle is fixedly connected with the limiting arm through the rivets.

Preferably, the limit block can control the maximum opening angle of the box body door.

Preferably, the number of the baffle plates is two, and a sliding groove is formed in the front surface of the baffle plate located on the rear side.

And the rear surface of the baffle plate is fixedly connected with an inserted bar which is connected in the sliding groove in an inserting manner.

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

(1) the limit arm is an extension piece which penetrates through the base and is arranged between the two boss blocks and provided with a certain special molded surface, the special molded surface of the limit arm can be beneficial to controlling the opening and filling of the box body door, and the maximum opening angle of the box body door can be controlled by arranging the limit block; the terminal one end that has the pilot hole of spacing arm passes through round pin and hinge fit, hinge plane and the cooperation of driver's cabin body, but in order to realize spacing arm free rotation, dust keeper is the baffle of compriseing joint strip and sheet metal component, because the box door is not in the closed condition for a long time, stopper basal portion base can keep fine leakproofness with the box door inner panel under the box door closed condition, and then dust keeper can play dustproof rainproof effect to the stopper, to a great extent can improve the product quality of stopper.

(2) This box door limiter, basal portion base and extension spring do not have complicated pilot pin to carry on spacingly to boss piece and extension spring, installation operation is fairly simple, easy control, this box door limiter simple structure, the cooperation is convenient, the shared space of current stopper on the market is less, can dismantle the baffle through dismantling the rivet, it is comparatively convenient to dismantle, be convenient for take out the baffle from spacing arm, it is comparatively convenient to change the baffle, can effectually prolong the life of stopper.

Drawings

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

FIG. 2 is a schematic view of the base of the present invention;

fig. 3 is a schematic structural diagram of the baffle of the present invention.

In the figure: 1. a base mount; 11. a boss block; 12. a long round pin; 13. a long round hole; 14. A limit arm operation frame; 2. a baffle plate; 21. a chute; 22. inserting a rod; 23. riveting; 3. a hinge; 31. a round pin; 4. a limiting arm; 41. a limiting block; 5. a spring collar; 6. an extension spring; 7. and a positioning pin.

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. 1-3, the present invention provides a technical solution: a box door limiter comprises a base 1, a hinge 3 and a limiting arm 4, wherein the base 1 is fixed on a box inner plate through bolts, a round pin 31 is arranged in the hinge 3, the hinge 3 is hinged with the limiting arm 4 through the round pin 31, variable holding force is provided for the limiting arm 4 through pulling force, a boss block 11 is in line contact with the limiting arm 4, the abnormal sound problem of the limiter can be effectively reduced, and meanwhile, a good limiting purpose is achieved, the limiting arm 4 is an extension piece which penetrates through the base 1 and is arranged between the two boss blocks 11 and has a certain special molded surface, the special molded surface of the limiting arm 4 can be beneficial to controlling the opening and filling of a box door, and the limiting block 41 is arranged to control the maximum opening angle of the box door; the end of the limit arm 4 with an assembly hole is matched with the hinge 3 through the round pin 31, the plane of the hinge 3 is matched with the cab body to realize that the limit arm 4 can rotate freely, the dustproof device is the baffle 2 consisting of a sealing rubber strip and a sheet metal part, because the box body door is not in a closed state for a long time, the base of the limit device can keep good sealing performance with the inner plate of the box body door under the closed state of the box body door, and the dustproof device can play a role in preventing dust and rain for the limit device, the product quality of the limit device can be improved to a great extent, the base 1 and the extension spring 6 do not have complex guide pins to limit the boss block 11 and the extension spring 6, the installation operation is simpler and easy to control, the structure of the box body door limit device is simple, the matching is convenient, the occupied space of the existing limit device in the market is smaller, and the baffle 2 can be disassembled by disassembling the rivet 23, the disassembly is convenient, the baffle 2 is convenient to take out from the limiting arm 4, the replacement of the baffle 2 is convenient, the service life of the limiter can be effectively prolonged, the plane of the hinge 3 is matched with a cab body, the other side of the limiting arm 4 is provided with a limiting block 41, the right surface of the base part base 1 is provided with a limiting arm operation frame 14, the upper side and the lower side of the right surface of the base part base 1 are respectively provided with a long hole 13, two boss blocks 11 are arranged in the limiting arm operation frame 14, the base part base 1 is respectively provided with a positioning pin 7 and a long round pin 12, the positioning pin 7 is movably connected in the base part base 1 in a penetrating way, the positioning pin 7 is fixedly connected with the boss blocks 11, spring check rings 5 are arranged below the positioning pin 7 and the long round pin 12 and limited on the base part base 1, two sides of the positioning pin 7 and the long round pin 12 are respectively connected with a tension spring 6 in a clamping way, one side of the limiting arm 4 is provided with a dustproof device, the dustproof device comprises a baffle 2, rivets 23 are arranged on the baffle 2, the baffle 2 is fixedly connected with a limiting arm 4 through the rivets 23, the maximum opening angle of the box door can be controlled by limiting blocks 41, the number of the baffle 2 is two, a sliding groove 21 is formed in the front surface of the rear side baffle 2, an inserting rod 22 is fixedly connected to the rear surface of the front side baffle 2, and the inserting rod 22 is connected in the sliding groove 21 in an inserting mode.

Specifically, the utility model discloses during the use: the limit arm 4 is provided with variable holding force through pulling force, the boss blocks 11 are in line contact with the limit arm 4, the problem of abnormal sound of a limiter can be effectively reduced, and meanwhile, the good limit purpose is achieved, the limit arm 4 is an extension piece which penetrates through the base seat 1 and is arranged between the two boss blocks 11 and provided with a certain special molded surface, the special molded surface of the limit arm 4 can be beneficial to controlling the opening and filling of the box body door, and the maximum opening angle of the box body door can be controlled through the limit block 41; the end of the limit arm 4 with an assembly hole is matched with the hinge 3 through the round pin 31, the plane of the hinge 3 is matched with the cab body to realize that the limit arm 4 can rotate freely, the dustproof device is the baffle 2 consisting of a sealing rubber strip and a sheet metal part, because the box body door is not in a closed state for a long time, the base of the limit device can keep good sealing performance with the inner plate of the box body door under the closed state of the box body door, and the dustproof device can play a role in preventing dust and rain for the limit device, the product quality of the limit device can be improved to a great extent, the base 1 and the extension spring 6 do not have complex guide pins to limit the boss block 11 and the extension spring 6, the installation operation is simpler and easy to control, the structure of the box body door limit device is simple, the matching is convenient, the occupied space of the existing limit device in the market is smaller, and the baffle 2 can be disassembled by disassembling the rivet 23, dismantle comparatively conveniently, be convenient for take out baffle 2 from spacing arm 4, it is comparatively convenient to change baffle 2, can effectually prolong the life of stopper.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 box door stopper, includes basal portion base (1), hinge (3) and spacing arm (4), basal portion base (1) passes through the bolt fastening on the box inner panel, be provided with round pin (31) in hinge (3), hinge (3) are connected through round pin (31) and spacing arm (4) are articulated, the plane and the cooperation of driver's cabin body of hinge (3), the opposite side of spacing arm (4) is stopper (41), spacing arm operation square frame (14) have been seted up on the right surface of basal portion base (1), slotted hole (13), its characterized in that have all been seted up to the upper and lower both sides on the right surface of basal portion base (1): be provided with two boss pieces (11) in spacing arm operation square frame (14), be equipped with locating pin (7) and long round pin (12) on basal portion base (1) respectively, locating pin (7) run through swing joint in basal portion base (1), locating pin (7) and boss piece (11) fixed connection, locating pin (7) and long round pin (12) below all are equipped with spring retainer ring (5) spacing on basal portion base (1), locating pin (7) and long round pin (12) both sides joint respectively are connected with extension spring (6), spacing arm (4) one side is provided with dust keeper.

2. A tank door checker according to claim 1, wherein: the dustproof device comprises a baffle (2), rivets (23) are arranged on the baffle (2), and the baffle (2) is fixedly connected with a limiting arm (4) through the rivets (23).

3. A tank door checker according to claim 2, wherein: the number of the baffle plates (2) is two, and a sliding groove (21) is formed in the front surface of the baffle plate (2) located on the rear side.

4. A tank door checker according to claim 3, wherein: the rear surface of the baffle (2) is fixedly connected with an inserted bar (22) on the front side, and the inserted bar (22) is connected in the sliding groove (21) in an inserting mode.