CN210478286U - Constant locking type caster - Google Patents

Abstract

The utility model discloses a normally locked caster, which comprises an installation bottom plate, wherein installation holes are arranged at four corners of the installation bottom plate, the bottom side of the installation bottom plate is connected with a support rotating disc at the bottom side in a butt joint way through screws, a non-steering support is welded at the bottom side of the support rotating disc, and a steering support is arranged at the rear end of the non-steering support through screws, the utility model ensures that a locking column and an iron wheel at the bottom side are kept in a state of abutting through the matching design of a spring and the locking column, and correspondingly locks the iron wheel, so that a user can automatically lock the caster under the state of not using a trolley, and the potential safety hazard caused by carelessness of the trolley or a hand buggy caster is avoided, and when the trolley is used, a corresponding tension spring steel wire rope is matched with an integrated device, the corresponding locking column moves upwards, and the whole body can perform corresponding operation, the structural design is compact and reasonable, has strong practicability and is suitable for popularization.

Description

Constant locking type caster

Technical Field

The utility model belongs to the technical field of the truckle, concretely relates to normal locking formula truckle.

Background

The caster is a general name, and comprises a movable caster, a fixed caster and a movable caster with a brake. The movable caster wheel is also called a universal wheel, and the structure of the movable caster wheel allows 360-degree rotation; the fixed caster is also called a directional caster, and has no rotating structure and can not rotate. Generally, two types of casters are used in combination, such as a cart having two directional wheels at the front and two universal wheels at the rear adjacent the push arm. The truckle has the truckle of multiple material, at present the truckle on the market mostly needs to manually carry out corresponding stopping, but in normal practical application process, the staff is in the removal or the in-process of carrying article, often has carelessness to forget to stop, brings the harm for article easily from this, also has the potential safety hazard simultaneously, is unfavorable for building good safe production environment, has corresponding limitation, how invent the ordinary locking formula truckle and solve these problems, become the problem that technical staff in the field need to solve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a normal locking formula truckle 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: the utility model provides a normal lock formula truckle, includes mounting plate, mounting hole has been seted up to mounting plate's four corners position, mounting plate's bottom side links to each other through the support rolling disc butt joint of screw with the bottom side, the bottom side welding of support rolling disc has no steering support, no steering support has been installed through the fix with screw in the rear end of turning to the support, the bottom spiro union of support rolling disc has coupling assembling, coupling assembling's well side cross-under has the locking post, the well side cover of locking post has connected the spring, the top cover of locking post has connected locking adjusting nut, no steering support's bottom has installed the iron wheel through the connecting axle activity, the top and the locking post of iron wheel offset.

Preferably, the top end of the locking column is always fixedly connected with a tension spring steel wire rope on the trolley, and the other end of the tension spring steel wire rope is in butt joint connection with an integrator on a handle at the rear side of the trolley.

Preferably, the diameter of the section of the iron wheel is 200mm, and an oil storage tank is designed on the inner side of the iron wheel.

Preferably, the cross-sectional width of iron round is 50mm, the inboard avris of iron round is equipped with the strengthening rib, the strengthening rib is equipped with three and is annular array and distributes.

Preferably, the section widths of the steering bracket and the steering bracket are the same, and the section widths of the steering bracket and the steering bracket are lower than 60 mm.

Preferably, a connecting column is installed at the bottom end of the steering support in an embedded mode, and the height of the connecting column is larger than the section thickness of the support rotating disc.

The utility model discloses a technological effect and advantage: the utility model discloses a cooperation design through spring and locking post for the locking post keeps the state that offsets with the iron round of bottom side, carry out corresponding locking to the iron round, make the user can automatic locking truckle under the state that does not use the shallow, stop handcart or hand buggy truckle because the potential safety hazard that carelessness is careless appears, and when carrying out the use, corresponding extension spring wire rope cooperation integrator design, corresponding locking post rebound, wholly can carry out corresponding operation, structural design is closely reasonable, has very strong practicality, and is suitable for popularization.

Drawings

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

fig. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is the structure schematic diagram of the tension spring steel wire rope of the present invention.

In the figure: the device comprises a mounting base plate 1, a steering support 2, a non-steering support 3, an iron wheel 4, a connecting shaft 5, a spring 6, a connecting assembly 7, a support rotating disc 8, a locking adjusting nut 9, a mounting hole 10, a locking column 11, a connecting column 12, a trolley 13, an integrator 14 and a tension spring steel wire rope 15.

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.

The utility model provides a shown as in fig. 1-3 normal lock formula truckle, including mounting plate 1, mounting hole 10 has been seted up to mounting plate 1's four corners position, mounting plate 1's bottom side links to each other through the support rolling disc 8 butt joint of screw with the bottom side, the bottom side welding of support rolling disc 8 has no support 3 that turns to, no support 3's rear end has installed through the fix with screw and has turned to support 2, support rolling disc 8's bottom spiro union has coupling assembling 7, coupling assembling 7's well side cross-under has locking post 11, locking post 11's well side has cup jointed spring 6, locking post 11's top has cup jointed locking adjusting nut 9, iron wheel 4 has been installed through connecting axle 5 activities to no support 3's bottom, iron wheel 4's top and locking post 11 counterbalance.

Specifically, the top end of the locking column 11 is often fixedly connected with a tension spring steel wire rope 15 on the trolley 13, and the other end of the tension spring steel wire rope 15 is connected with an integrator 14 on a handle at the rear side of the trolley 13 in a butt joint mode.

Specifically, the cross-sectional diameter of iron round 4 is 200mm, the oil storage tank has been designed to the inboard of iron round 4, iron round 4 specifically adopts nodular cast iron to make, because nodular cast iron is the semisteel material, has anti mechanical properties of more efficient and electric conductive property, also can promote the bearing capacity simultaneously.

Specifically, the cross-sectional width of iron wheel 4 is 50mm, the inboard avris of iron wheel 4 is equipped with the strengthening rib, the strengthening rib is equipped with three and is the annular array and distributes.

Specifically, the section widths of the non-steering support 3 and the steering support 2 are the same, the section widths of the non-steering support 3 and the steering support 2 are less than 60mm, and the non-steering support 3 and the steering support 2 are both cast by saddle steel materials.

Specifically, the bottom end of the steering bracket 2 is embedded and installed with a connecting column 12, so that the problem of swing bending and the like can be solved more effectively in a connecting bar mode, and the height of the connecting column 12 is larger than the section thickness of the bracket rotating disc 8.

The utility model discloses a when using, receive the cooperation design of spring 6 and locking post 11, make locking post 11 keep the state that offsets with the iron round 4 of bottom side, carry out corresponding locking to iron round 4, make the user can automatic locking truckle under the state that does not use the shallow, stop handcart or hand buggy truckle because the potential safety hazard that carelessness is careless appears, and when carrying out the use, corresponding extension spring wire rope 15 cooperation integrator 14 designs, corresponding locking post 11 moves upwards, wholly can carry out corresponding operation, safety and flexibility, structural design is closely reasonable, has very strong practicality, and is suitable for promoting.

It should be noted that the specific type of the spring 6 needs to be calculated according to the specific specification of the setting, and the corresponding calculation method belongs to the prior art in this field, and is not described again.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. A constant-lock caster, comprising a mounting base plate (1), characterized in that: mounting holes (10) have been seted up to the four corners position of mounting plate (1), the bottom side of mounting plate (1) is passed through the screw and is linked to each other with support rolling disc (8) butt joint of bottom side, the bottom side welding of support rolling disc (8) has non-steering support (3), steering support (2) have been installed through the fix with screw to the rear end of non-steering support (3), the bottom spiro union of support rolling disc (8) has coupling assembling (7), the well side cross-under of coupling assembling (7) has locking post (11), the well side cover of locking post (11) has spring (6), the top cover of locking post (11) has locked adjusting nut (9), iron wheel (4) have been installed through connecting axle (5) activity to the bottom of non-steering support (3), the top and the counterbalance of locking post (11) of iron wheel (4).

2. A normally locked caster according to claim 1, wherein: the top end of the locking column (11) is often fixedly connected with a tension spring steel wire rope (15) on the trolley (13), and the other end of the tension spring steel wire rope (15) is connected with an integrator (14) on a handle at the rear side of the trolley (13) in a butt joint mode.

3. A normally locked caster according to claim 1, wherein: the diameter of the section of the iron wheel (4) is 200mm, and an oil storage tank is designed on the inner side of the iron wheel (4).

4. A normally locked caster according to claim 1, wherein: the cross-sectional width of iron round (4) is 50mm, the inboard avris of iron round (4) is equipped with the strengthening rib, the strengthening rib is equipped with three and is the annular array and distributes.

5. A normally locked caster according to claim 1, wherein: the section widths of the non-steering support (3) and the steering support (2) are the same, and the section widths of the non-steering support (3) and the steering support (2) are lower than 60 mm.

6. A normally locked castor according to claim 5, wherein: the bottom end of the steering bracket (2) is provided with a connecting column (12) in an embedded mode, and the height of the connecting column (12) is larger than the section thickness of the bracket rotating disc (8).

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