CN216033524U

CN216033524U - Caster with buffering and shock-absorbing functions

Info

Publication number: CN216033524U
Application number: CN202022361976.5U
Authority: CN
Inventors: 郑琴
Original assignee: Taizhou Yishun Warehousing And Logistics Equipment Manufacturing Co ltd
Current assignee: Taizhou Yishun Warehousing And Logistics Equipment Manufacturing Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2022-03-15
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a caster with buffering and shock-absorbing functions, which mainly comprises a supporting plate (1), a supporting frame (2) and a wheel body, wherein the wheel body is rotatably connected with the supporting frame (2), a ball structure is arranged between the top of the supporting plate (1) and the top of the supporting frame (2), the cross section of the supporting frame (2) is triangular, a swinging wheel frame (3) is connected in the supporting frame (2), the swinging wheel frame (3) is connected with two side surfaces of the supporting frame (2), a buffer (4) is arranged between the side surface of the swinging wheel frame (3) and the top angle of the supporting frame (2), a buffer cushion (23) is arranged at the top end of the swinging wheel frame (3), and the buffer (23) is opposite to the upper part of the supporting frame (2). The utility model not only can enlarge the bearing range and protect the bearing object, but also can prolong the service life of the caster.

Description

Caster with buffering and shock-absorbing functions

Technical Field

The utility model relates to a caster with a buffering and shock-absorbing function.

Background

The truckle that is used for hotel, hospital and laboratory paraphernalia does not have at present to be equipped with special buffer device and equipment of moving away to avoid possible earthquakes, and the truckle appears bearing the weight of the scope in the use easily like this little, and the shock attenuation effect is poor to probably can damage the object that bears, can reduce the life of truckle simultaneously.

Disclosure of Invention

The utility model provides a caster with buffering and shock-absorbing functions, which can not only enlarge the bearing range and protect bearing objects, but also prolong the service life of the caster.

The utility model adopts the following technical scheme: the truckle with buffering function of moving away to avoid possible earthquakes mainly includes backup pad, support frame and wheel body, is connected for rotating between wheel body and the support frame, backup pad and the top of support frame between be equipped with the ball structure, the cross-section of support frame sets up to triangle-shaped, is connected with the swing wheel carrier in the support frame, the swing wheel carrier is connected with the both sides face of support frame, is equipped with the buffer between the side of swing wheel carrier and the apex angle of support frame, is equipped with the blotter on the swing wheel carrier top, the blotter is relative with the upper portion of support frame.

The wheel body mainly comprises a wheel center, a wheel surface combination is wrapped on the outer ring of the wheel center, and the wheel center is fixedly connected with the wheel surface combination.

The upper portion of wheel core outer lane distribute and have a plurality of upper safety grooves, wheel core outer lane's lower part distributes and has a plurality of lower safety grooves, the combination of wheel face includes upper wheel face and lower wheel face, the internal surface distribution of upper wheel face has a plurality of upper protrusions, the internal surface distribution of lower wheel face has a plurality of lower protrusions, a plurality of upper safety grooves correspond with a plurality of upper protrusions, a plurality of lower safety grooves correspond with a plurality of lower protrusions, when upper wheel face and lower wheel face wrap up respectively in the outer lane of wheel core, the upper protrusion of upper wheel face is detained and is formed the hasp fixed connection in the upper safety groove on wheel core outer lane upper portion, the lower protrusion of lower wheel face is detained and is formed the hasp fixed connection in the lower safety groove of wheel core outer lane lower part.

The wheel center is made of polypropylene material. The upper wheel surface and the lower wheel surface are both made of polyurethane materials. The hydraulic buffer is a hydraulic buffer, a hydraulic cylinder of the hydraulic buffer is arranged at the top corner of the supporting frame, and a piston of the hydraulic buffer corresponds to the side face of the swinging wheel frame. The buffer pad is a polyurethane buffer pad. The middle part of the supporting plate is downwards recessed to form a mounting groove I, the supporting plate is connected with the upper surface of the top of the supporting frame through a connecting bolt arranged in the mounting groove I, the ball structure mainly comprises an upper arc-shaped ball tray I, an upper arc-shaped ball tray II, a lower arc-shaped ball tray I and a lower arc-shaped ball tray II, the upper arc-shaped ball tray I and the upper arc-shaped ball tray II are arranged on two sides of the mounting groove I of the supporting plate, the upper arc-shaped ball tray I is symmetrical to the upper arc-shaped ball tray II, upper balls I are arranged in the upper arc-shaped ball tray I, the upper balls I are positioned between the outer surfaces of one sides of the upper arc-shaped ball tray I and the mounting groove I, the lower arc-shaped ball tray I and the lower arc-shaped ball tray II are arranged on the lower surface of the top of the supporting frame, the lower arc-shaped ball tray I is symmetrical to the lower arc-shaped ball tray II, lower ball I has been placed in arc bead dish I down, and lower ball I is located down between the turning of arc bead dish I and support frame one side, has placed lower ball II in arc bead dish II down, and lower ball II is located down between the turning of arc bead dish II and support frame opposite side. The swinging wheel carrier is connected with two side surfaces of the supporting frame through a central shaft.

The utility model has the following beneficial effects: after the technical scheme is adopted, the ball structure is arranged between the supporting plate and the top of the supporting frame, so that the supporting strength of the trundles can be improved, and the service life of the idler wheels can be prolonged. The cross section of the support frame is triangular, the swing wheel frame is connected in the support frame, the swing wheel frame is connected with two side faces of the support frame, a buffer is arranged between the side face of the swing wheel frame and the vertex angle of the support frame, the buffer is a hydraulic buffer, a hydraulic cylinder of the hydraulic buffer is installed at the vertex angle of the support frame, a piston of the hydraulic buffer corresponds to the side face of the swing wheel frame, a buffer cushion is arranged at the top end of the swing wheel frame and is opposite to the upper portion of the support frame, and therefore the buffer performance and the shock absorption performance between the swing wheel frame and the support frame can be effectively improved, the bearing range of the trundles is expanded, objects borne by the trundles are protected, and the objects are prevented from being damaged due to oscillation, and therefore the support frame can be widely used for hotel equipment, medical equipment, military explosive ordnance disposal equipment and laboratory equipment. When the upper wheel surface and the lower wheel surface are respectively wrapped on the outer ring of the wheel center, the upper bulges of the upper wheel surface are buckled in the upper safety groove at the upper part of the outer ring of the wheel center to form lock catch fixed connection, the lower bulges of the lower wheel surface are buckled in the lower safety groove at the lower part of the outer ring of the wheel center to form lock catch fixed connection, the wheel center is made of polypropylene materials, and the upper wheel surface and the lower wheel surface are both made of polyurethane materials, so that the wheel body can be effectively protected, the service life of the wheel body is prolonged, and the upper wheel surface and the lower wheel surface are both made of polyurethane materials, so that the upper wheel surface and the lower wheel surface also have a shock absorption effect, and the buffer performance of the caster is further improved.

Drawings

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

FIG. 2 is a side view of the connection between the lower arc-shaped bead plate I and the lower arc-shaped bead plate II and the wheel body and the support frame.

Detailed Description

In fig. 1 and 2, the present invention provides a caster with buffering and shock absorbing functions, which mainly comprises a supporting plate 1, a supporting frame 2 and a caster body, wherein the caster body is rotatably connected with the supporting frame 2, the cross section of the supporting frame 2 is U-shaped, a ball structure is arranged between the supporting plate 1 and the top of the supporting frame 2, the cross section of the supporting frame 2 is triangular, a swinging wheel frame 3 is connected in the supporting frame 2, the swinging wheel frame 3 is connected with two side surfaces of the supporting frame 2 through a central shaft 21, a buffer 4 is arranged between the side surface of the swinging wheel frame 3 and the top angle of the supporting frame 2, the buffer 4 is a hydraulic buffer, a hydraulic cylinder 12 of the hydraulic buffer is arranged at the top angle of the supporting frame 2, a piston 13 of the hydraulic buffer corresponds to the side surface of the swinging wheel frame 3, a cushion 23 is arranged at the top end of the swinging wheel frame 3, the buffer cushion 23 is a polyurethane buffer cushion, the buffer cushion 23 is opposite to the upper part of the support frame 2, the wheel body mainly comprises a wheel center 5, the wheel center 5 is made of polypropylene material, the outer ring of the wheel center 5 is wrapped with a wheel surface combination, the wheel center 5 is fixedly connected with the wheel surface combination, a plurality of upper safety grooves 6 are distributed on the upper part of the outer ring of the wheel center 5, a plurality of lower safety grooves 7 are distributed on the lower part of the outer ring of the wheel center 5, four upper safety grooves 6 are distributed on the upper part of the outer ring of the wheel center 5 in the embodiment, a plurality of safety grooves 7 are distributed on the lower part of the outer ring of the wheel center 5, the wheel surface combination comprises an upper wheel surface 8 and a lower wheel surface 9, the upper wheel surface 8 and the lower wheel surface 9 are both made of polyurethane material, a plurality of upper protrusions 10 are distributed on the inner surface of the upper wheel surface 8, a plurality of lower protrusions 11 are distributed on the inner surface of the lower wheel surface 8 in the embodiment, four upper protrusions 10 are distributed on the inner surface of the upper wheel surface 8, four lower protrusions 11 are distributed on the lower wheel surface of the lower wheel surface 8, the four upper safety grooves 6 correspond to the four upper bulges 10, the four lower safety grooves 7 correspond to the four lower bulges 11, when the upper wheel surface 8 and the lower wheel surface 9 are respectively wrapped on the outer ring of the wheel center 5, the upper bulges 10 of the upper wheel surface 8 are buckled on the upper safety grooves 6 on the upper part of the outer ring of the wheel center 5 to form a lock catch fixed connection, the lower bulges of the lower wheel surface 9 are buckled on the lower safety grooves 7 on the lower part of the outer ring of the wheel center 5 to form a lock catch fixed connection, the middle part of the support plate 1 is downwards recessed to form a mounting groove I14, the support plate 1 is connected with the upper surface of the top of the support frame 2 through mounting bolts 15 in the mounting groove I14, the ball structure mainly comprises an upper arc-shaped ball disc I16, an upper arc-shaped ball disc II 17, a lower arc-shaped ball disc I18 and a lower arc-shaped ball disc II 19, the upper arc-shaped ball disc I16 and the upper arc-shaped ball disc II 17 are mounted on two sides of the mounting groove I14 of the support plate 1, the upper arc-shaped ball disc I16 is symmetrical to the upper arc-shaped ball disc II 17, put last ball I24 in last arc pearl dish I16, it is located between the surface of last arc pearl dish I16 and mounting groove I14 one side to go up ball I24, it has placed last ball II 25 in last arc pearl dish II 17, it is located between the surface of last arc pearl dish II 17 and mounting groove I14 opposite side to go up ball II 25, lower arc pearl dish I18 and lower arc pearl dish II 19 install the lower surface at support frame 2 top, lower arc pearl dish I18 is symmetrical with lower arc pearl dish II 19, place lower ball I20 in lower arc pearl dish I18, lower ball I20 is located between the turning of lower arc pearl dish I18 and support frame 2 one side, place lower ball II 22 in lower arc pearl dish II 19, lower ball II 22 is located between the turning of lower arc pearl dish II 19 and support frame 2 opposite side.

The using method of the utility model comprises the following steps: according to the utility model, the ball structure is arranged between the supporting plate 1 and the top of the supporting frame 2, so that the pressing strength of the supporting plate 1 can be enhanced by the upper ball I24 and the upper ball II 25 of the ball structure, the supporting frame 2 is upwards propped by the lower ball I20 and the lower ball II 22 of the ball structure, the bearing strength of the supporting frame 2 is improved, the supporting strength of the caster can be improved, and the service life of the roller is prolonged. The section of the supporting frame 2 of the utility model is designed to be triangular, the swinging wheel frame 3 is connected in the supporting frame 2, the swinging wheel frame 3 is connected with two side surfaces of the supporting frame 2, a buffer 4 is arranged between the side surface of the swinging wheel frame 3 and the vertex angle of the supporting frame 2, the buffer 4 is a hydraulic buffer, a hydraulic cylinder 12 of the hydraulic buffer is arranged at the vertex angle of the supporting frame 2, a piston 13 of the hydraulic buffer corresponds to the side surface of the swinging wheel frame 3, a cushion pad 23 is arranged at the top end of the swinging wheel frame 3, the cushion pad 23 is opposite to the upper part of the supporting frame 2, when needing to bear heavy load bearing objects, the hydraulic buffer and a polyurethane cushion pad can play a role of heavy load buffering, thus effectively improving the buffering performance and the shock-absorbing performance between the swinging wheel frame 3 and the supporting frame 2, and the combination of the hydraulic buffer and the polyurethane cushion pad can expand the bearing range of trundles, the protection truckle bears the weight of the object, avoids the object to receive the oscillation and causes the damage to can be extensive be used for hotel equipment, medical equipment, military affairs arrange equipment of exploding and laboratory equipment on. When the upper wheel surface 8 and the lower wheel surface 9 are respectively wrapped on the outer ring of the wheel center 5, the upper bulge 10 of the upper wheel surface 8 is buckled on the upper safety groove 6 at the upper part of the outer ring of the wheel center 5 to form a lock catch fixed connection, the lower bulge 11 of the lower wheel surface 9 is buckled on the lower safety groove 7 at the lower part of the outer ring of the wheel center 5 to form a lock catch fixed connection, the wheel center is made of polypropylene materials, and the upper wheel surface 8 and the lower wheel surface 9 are made of polyurethane materials, so that the wheel body can be effectively protected, the service life of the wheel body is prolonged, and the upper wheel surface 8 and the lower wheel surface 9 are made of polyurethane materials, so that the upper wheel surface 8 and the lower wheel surface 9 also have a damping effect, and the buffering performance of the caster is further improved.

Claims

1. The utility model provides a truckle with buffering function of moving away to avoid possible earthquakes, it mainly includes backup pad (1), support frame (2) and wheel body, is connected for rotating between wheel body and the support frame (2), characterized by the top of backup pad (1) and support frame (2) between be equipped with the ball structure, the cross-section of support frame (2) sets up to triangle-shaped, has connected swing wheel carrier (3) in support frame (2), swing wheel carrier (3) are connected with the both sides face of support frame (2), be equipped with buffer (4) between the side of swing wheel carrier (3) and the apex angle of support frame (2), are equipped with blotter (23) on swing wheel carrier (3) top, blotter (23) are relative with the upper portion of support frame (2).

2. The caster with the functions of buffering and shock absorption as claimed in claim 1, wherein the caster body mainly comprises a wheel center (5), the outer ring of the wheel center (5) is wrapped with a wheel surface combination, and the wheel center (5) is fixedly connected with the wheel surface combination.

3. The caster with the buffering and shock-absorbing functions as claimed in claim 2, wherein a plurality of upper safety grooves (6) are distributed on the upper portion of the outer ring of the wheel center (5), a plurality of lower safety grooves (7) are distributed on the lower portion of the outer ring of the wheel center (5), the wheel surface assembly comprises an upper wheel surface (8) and a lower wheel surface (9), a plurality of upper protrusions (10) are distributed on the inner surface of the upper wheel surface (8), a plurality of lower protrusions (11) are distributed on the inner surface of the lower wheel surface (9), the plurality of upper safety grooves (6) correspond to the plurality of upper protrusions (10), the plurality of lower safety grooves (7) correspond to the plurality of lower protrusions (11), when the upper wheel surface (8) and the lower wheel surface (9) are respectively wrapped on the outer ring of the wheel center (5), the upper protrusions (10) of the upper wheel surface (8) are buckled in the upper safety grooves (6) on the upper portion of the outer ring of the wheel center (5) to form a fixed connection, and the lower protrusions of the lower wheel surface (9) are buckled in the lower safety grooves (7) on the lower portion of the wheel center (5) to form a fixed lock catch And (4) connecting.

4. The caster with the functions of buffering and shock absorption as claimed in claim 2 or 3, wherein said wheel core (5) is made of polypropylene.

5. The caster with the functions of buffering and shock absorption as claimed in claim 3, wherein the upper wheel surface (8) and the lower wheel surface (9) are made of polyurethane material.

6. The caster with the functions of buffering and shock absorption as claimed in claim 1, wherein the shock absorber (4) is a hydraulic shock absorber, a hydraulic cylinder (12) of the hydraulic shock absorber is installed at the top corner of the supporting frame (2), and a piston (13) of the hydraulic shock absorber corresponds to the side surface of the swinging wheel carrier (3).

7. The caster with buffering and shock absorbing functions as claimed in claim 1, wherein said cushion (23) is a polyurethane cushion.

8. The caster with the functions of buffering and shock absorption as claimed in claim 1, wherein the middle of the supporting plate (1) is recessed downwards to form a mounting groove I (14), the supporting plate (1) is connected with the upper surface of the top of the supporting frame (2) by installing a connecting bolt (15) in the mounting groove I (14), the ball structure mainly comprises an upper arc-shaped ball tray I (16), an upper arc-shaped ball tray II (17), a lower arc-shaped ball tray I (18) and a lower arc-shaped ball tray II (19), the upper arc-shaped ball tray I (16) and the upper arc-shaped ball tray II (17) are installed on two sides of the mounting groove I (14) of the supporting plate (1), the upper arc-shaped ball tray I (16) is symmetrical to the upper arc-shaped ball tray II (17), an upper ball I (24) is placed in the upper arc-shaped ball tray I (16), and the upper ball I (24) is located between the upper arc-shaped ball tray I (16) and the outer surface of one side of the mounting groove I (14), put last ball II (25) in last arc bead dish II (17), it is located between the surface of last arc bead dish II (17) and mounting groove I (14) opposite side to go up ball II (25), lower arc bead dish I (18) and lower arc bead dish II (19) are installed at the lower surface at support frame (2) top, arc bead dish I (18) and lower arc bead dish II (19) are symmetrical down, placed ball I (20) down in arc bead dish I (18) down, ball I (20) are located down between the turning of arc bead dish I (18) and support frame (2) one side down, placed ball II (22) down in arc bead dish II (19) down, ball II (22) are located down between the turning of arc bead dish II (19) and support frame (2) opposite side down.

9. The caster with the functions of buffering and shock absorption as claimed in claim 1, wherein the swinging wheel frame (3) is connected with two side surfaces of the supporting frame (2) through a central shaft (21).