CN215730359U

CN215730359U - Good portable real shallow of instructing of stability

Info

Publication number: CN215730359U
Application number: CN202120863191.XU
Authority: CN
Inventors: 陈思伟
Original assignee: Shenzhen Zhicheng New Infrastructure Industry Holding Co ltd
Current assignee: Guangdong Nice Technology Co.,Ltd.
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2022-02-01
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a mobile practical training cart with good stability, which relates to the technical field of practical training carts and comprises a cart body, wherein the bottom of the cart body is movably connected with a base through a rotating mechanism, a clamping mechanism is arranged on the surface of the cart body, the bottom of the base is fixedly connected with a box body and a guide sleeve respectively, the inner wall of the box body is movably connected with the surface of a cross rod, limiting mechanisms are arranged on the front surface and the back surface of the cross rod, and the inner wall of the guide sleeve is movably connected with the surfaces of a first rack and a second rack respectively. The utility model solves the problem that in the prior art, when a common mobile practical training cart is used, the support area of a universal wheel at the bottom of the mobile practical training cart is smaller, so that the support stability of the mobile practical training cart is poorer.

Description

Good portable real shallow of instructing of stability

Technical Field

The utility model relates to the technical field of practical training carts, in particular to a mobile practical training cart with good stability.

Background

In the prior art, when a common mobile practical training cart is used, after the mobile practical training cart is pushed to a designated position, a movable support is adjusted to enable a camera on the movable support to be aligned to the practical training position, the mobile practical training cart is supported by a universal wheel at the bottom of the mobile practical training cart, but the supporting area of the mobile practical training cart is smaller by the universal wheel, so that the mobile practical training cart is poor in supporting stability.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mobile practical training cart with good stability, which has the advantage of improving the support stability and solves the problem that in the prior art, when the conventional mobile practical training cart is used, the support area of a universal wheel at the bottom of the mobile practical training cart to the mobile practical training cart is smaller, so that the support stability of the mobile practical training cart is poorer.

In order to realize the purpose of improving the support stability, the utility model provides the following technical scheme: the utility model provides a real shallow of instructing of good portable of stability, includes the automobile body, there is the base bottom of automobile body through slewing mechanism swing joint, the surface of automobile body is provided with clamping mechanism, the bottom difference fixedly connected with box body and the uide bushing of base, the inner wall of box body and the surface swing joint of horizontal pole, the front and the back of horizontal pole all are provided with stop gear, the inner wall of uide bushing respectively with the surface swing joint of first rack and second rack, the gear has been cup jointed in the fixed axle surface activity of the inside fixed connection of uide bushing, first rack and second rack all with gear engagement, the surface of horizontal pole, first rack and second rack all is provided with to propping the mechanism, the side fixedly connected with installation piece of base, the bottom fixed mounting of installation piece has the universal wheel.

As a preferred technical scheme of the present invention, the rotating mechanism includes a rotating shaft and a roller, the rotating shaft is fixedly connected to the bottom of the vehicle body, a ball bearing is embedded in the top of the base, an inner wall of the ball bearing is fixedly connected to a surface of the rotating shaft, a wheel groove is formed in the top of the base, the roller is movably sleeved on a surface of a wheel shaft fixedly connected to an inner wall of the wheel groove, and a surface of the roller is movably connected to the bottom of the vehicle body.

As a preferred technical scheme, the clamping mechanism comprises a positioning sleeve, a clamping rod, a spring and a clamping groove, the positioning sleeve is fixedly connected to the side face of the vehicle body, the surface of the clamping rod is movably connected with the inner wall of the positioning sleeve, the surface of the clamping rod is fixedly sleeved with a circular ring, the inner wall of the positioning sleeve is provided with an annular groove, the inner wall of the annular groove is movably connected with the surface of the circular ring, the top of the inner wall of the annular groove and the top of the circular ring are respectively and fixedly connected with the top and the bottom of the spring, the spring is movably sleeved on the surface of the clamping rod, the clamping groove is formed in the top of the base, and the bottom of the clamping rod is movably connected with the inner wall of the clamping groove.

As a preferable technical scheme of the utility model, the bottom of the clamping rod is in an isosceles trapezoid shape, and the shape of the clamping groove is matched with that of the clamping rod.

As a preferable technical scheme of the utility model, a first magnet block is embedded at one end of the cross rod close to the guide sleeve, and the surface of the first magnet block is movably connected with the inner wall of the box body.

As a preferred technical scheme of the utility model, the limiting mechanism comprises a limiting block and a limiting groove, the limiting block is fixedly connected to the surface of the cross rod, the limiting groove is formed in the surface of the box body, and the surface of the limiting block is movably connected with the inner wall of the limiting groove.

As a preferable technical solution of the present invention, the end portions of the first rack and the second rack are both embedded with second magnet blocks, and the surfaces of the two second magnet blocks are movably connected with the surfaces of the first rack and the second rack, respectively.

As a preferable technical scheme, the supporting mechanism comprises three adjusting screws and three supporting plates, the bottoms of the three adjusting screws respectively penetrate through the cross rod, the first rack and the second rack and are movably connected with the supporting plates through ball studs, and the bottoms of the supporting plates are fixedly connected with the anti-skid pads.

Compared with the prior art, the utility model provides a mobile practical training cart with good stability, which has the following beneficial effects:

1. the movable practical training cart with good stability is provided with the rotating mechanism, the cross rod, the first rack and the support mechanism, when in use, the clamping rod of the clamping mechanism is pulled to separate the clamping rod from the clamping groove, the base is rotated to enable the cross rod to be in the same direction with the movable support on the cart body, the clamping rod is inserted into the corresponding clamping groove when the clamping rod is loosened, then the cross rod is pulled out from the cart body, the first rack is pulled, the first rack drives the second rack to move through the gear, the first rack and the second rack extend out from the guide sleeve, the adjusting screw rods of the support mechanism on the cross rod, the first rack and the second rack are respectively rotated to enable the anti-skid mat at the bottom of the support plate to support the ground, the base is prevented from moving randomly, the cart body is supported through the cross rod, the first rack and the support mechanism on the second rack, the support area of the cart body is increased, and the effect of improving the support stability is achieved, in order to solve prior art, when the present common portable real shallow of instructing uses, the support area of the portable real shallow of instructing of universal wheel pair bottom of portable real shallow of instructing is less to lead to the portable problem of instructing the shallow poor stability of support of instructing.

2. This real shallow of instructing of good portable of stability, through setting up first magnet piece and second magnet piece, when using, after the automobile body uses the completion in the box body with the horizontal pole, in the uide bushing with first rack and second rack income, reduce the area occupied of base, conveniently deposit the automobile body, back in the box body is received to the horizontal pole, first magnet piece on the horizontal pole closely laminates with the inner wall of box body under self magnetic force, prevent that the horizontal pole from removing at will, two second magnet pieces on first rack and the second rack closely laminate with the surface of first rack and second rack respectively under self magnetic force, prevent that first rack and second rack from removing at will, prevent to promote the automobile body in-process horizontal pole and stretch out from the box body and stretch out from the uide bushing with first rack and second rack, it is more convenient to use.

Drawings

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

FIG. 2 is an enlarged view of the structure of the present invention at the base position;

FIG. 3 is a bottom cross-sectional view of the first rack position of the present invention;

FIG. 4 is a top cross-sectional view of the position sleeve of the present invention.

In the figure: 1. a vehicle body; 2. a rotating mechanism; 201. a rotating shaft; 202. a roller; 203. a ball bearing; 204. A wheel groove; 3. a base; 4. a clamping mechanism; 401. a positioning sleeve; 402. a clamping rod; 403. a spring; 404. A card slot; 405. a circular ring; 406. an annular groove; 5. a box body; 6. a guide sleeve; 7. a limiting mechanism; 701. A limiting block; 702. a limiting groove; 8. a first rack; 9. a second rack; 10. a gear; 11. a support mechanism; 1101. adjusting the screw rod; 1102. a resisting plate; 1103. a non-slip mat; 12. mounting blocks; 13. a universal wheel; 14. a first magnet block; 15. a second magnet block; 16. a cross bar.

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. 1-4, the utility model discloses a mobile practical training cart with good stability, which comprises a cart body 1, wherein the bottom of the cart body 1 is movably connected with a base 3 through a rotating mechanism 2, the rotating mechanism 2 is used for relative rotation between the base 3 and the cart body 1, the surface of the cart body 1 is provided with a clamping mechanism 4, a clamping rod 402 of the clamping mechanism 4 is inserted into a clamping groove 404 to prevent relative rotation between the base 3 and the cart body 1, the bottom of the base 3 is respectively and fixedly connected with a box body 5 and a guide sleeve 6, the central axis of the box body 5 is vertical to the central axis of the guide sleeve 6, the inner wall of the box body 5 is movably connected with the surface of a cross rod 16, the front and the back of the cross rod 16 are respectively provided with a limiting mechanism 7, the limiting mechanism 7 prevents the cross rod 16 from being separated from the box body 5, the inner wall of the guide sleeve 6 is respectively and movably connected with the surfaces of a first rack 8 and a second rack 9, the gear 10 is movably sleeved on the surface of the fixed shaft fixedly connected with the inside of the guide sleeve 6, the first rack 8 and the second rack 9 are both meshed with the gear 10, teeth on the first rack 8 and the second rack 9 are respectively located on two sides of the gear 10, the cross rod 16, the surfaces of the first rack 8 and the second rack 9 are respectively provided with a supporting mechanism 11, an anti-slip pad 1103 at the bottom of a supporting plate 1102 on the supporting mechanism 11 is supported on the ground, the base 3 is more stable in supporting the vehicle body 1, the side face of the base 3 is fixedly connected with mounting blocks 12, the number of the mounting blocks 12 is four, the mounting blocks are respectively located on the left side and the right side of the base 3, universal wheels 13 are fixedly mounted at the bottoms of the mounting blocks 12, and the universal wheels 13 are used for moving the vehicle body 1.

Specifically, slewing mechanism 2 includes pivot 201 and gyro wheel 202, and pivot 201 fixed connection is in the bottom of automobile body 1, and ball bearing 203 has been inlayed at base 3's top, and ball bearing 203's inner wall and pivot 201's fixed surface are connected, and race 204 has been seted up at base 3's top, and gyro wheel 202 activity cup joints on race 204 inner wall fixed connection's wheel axle surface, and gyro wheel 202's surface and automobile body 1's bottom swing joint.

In this embodiment, when rotating base 3, base 3 passes through ball bearing 203 and rotates along the surface of pivot 201, and gyro wheel 202 and automobile body 1's bottom contact, base 3 rotate the rotatory frictional force that reduces between base 3 and the automobile body 1 of in-process gyro wheel 202, make base 3's rotation more smooth and easy.

Specifically, clamping mechanism 4 includes position sleeve 401, kelly 402, spring 403 and draw-in groove 404, position sleeve 401 fixed connection is in the side of automobile body 1, the surface of kelly 402 and the inner wall swing joint of position sleeve 401, the fixed surface of kelly 402 has cup jointed ring 405, ring channel 406 has been seted up to the inner wall of position sleeve 401, the inner wall of ring channel 406 and the surface swing joint of ring 405, the top of ring channel 406 inner wall and the top of ring 405 respectively with the top and the bottom fixed connection of spring 403, spring 403 activity cup joints the surface at kelly 402, draw-in groove 404 is seted up at the top of base 3, the bottom of kelly 402 and the inner wall swing joint of draw-in groove 404.

In this embodiment, the number of the clamping grooves 404 is six, the six clamping grooves 404 are distributed in an annular array by taking the axis of the base 3 as the array center, when the base 3 is rotated, the clamping rod 402 of the clamping mechanism 4 is pulled upwards to enable the clamping rod 402 to drive the circular ring 405 to move upwards and extrude the spring 403, the clamping rod 402 is separated from the clamping grooves 404, the spring 403 is in a compressed state, the base 3 is rotated to enable the transverse rod 16 and the movable support on the vehicle body 1 to be in the same direction, the clamping rod 402 is released to enable the circular ring 405 to drive the clamping rod 402 to be inserted into the corresponding clamping groove 404 under the elastic force action of the spring 403, and the base 3 and the vehicle body 1 are clamped.

Specifically, the bottom of the clamping rod 402 is in an isosceles trapezoid shape, and the shape of the clamping groove 404 is matched with the shape of the clamping rod 402.

In this embodiment, the front cross-sectional view of the bottom of the clamping rod 402 is an isosceles trapezoid, and the whole bottom of the clamping rod 402 is in the shape of a circular truncated cone, so that the clamping rod 402 is tightly attached to the inner wall of the clamping groove 404, and the clamping rod 402 is prevented from shaking after being inserted into the clamping groove 404.

Specifically, a first magnet block 14 is embedded at one end of the cross bar 16 close to the guide sleeve 6, and the surface of the first magnet block 14 is movably connected with the inner wall of the box body 5.

In this embodiment, the first magnet 14 on the cross bar 16 is tightly attached to the inner wall of the box 5 under the action of its magnetic force, so as to prevent the cross bar 16 from moving at will and prevent the cross bar 16 from extending out of the box 5 in the process of pushing the car body 1.

Specifically, the limiting mechanism 7 comprises a limiting block 701 and a limiting groove 702, the limiting block 701 is fixedly connected to the surface of the cross rod 16, the limiting groove 702 is formed in the surface of the box body 5, and the surface of the limiting block 701 is movably connected with the inner wall of the limiting groove 702.

In this embodiment, the cross bar 16 moves to drive the stopper 701 to move along the inner wall of the stopper groove 702, and the stopper 701 prevents the cross bar 16 from separating from the box body 5.

Specifically, the end portions of the first rack 8 and the second rack 9 are embedded with second magnet blocks 15, and the surfaces of the two second magnet blocks 15 are movably connected with the surfaces of the first rack 8 and the second rack 9 respectively.

In this embodiment, the two second magnet blocks 15 on the first rack 8 and the second rack 9 are respectively closely attached to the surfaces of the first rack 8 and the second rack 9 under the action of the magnetic force of the two second magnet blocks, so that the first rack 8 and the second rack 9 are prevented from moving randomly, and the first rack 8 and the second rack 9 are prevented from extending out of the guide sleeve 6 in the process of pushing the vehicle body 1.

Specifically, the supporting mechanism 11 includes three adjusting screws 1101 and supporting plates 1102, the number of the adjusting screws 1101 and the number of the supporting plates 1102 are three, the bottoms of the three adjusting screws 1101 respectively penetrate through the cross bar 16, the first rack 8 and the second rack 9 and are movably connected with the supporting plates 1102 through ball studs, and the bottoms of the supporting plates 1102 are fixedly connected with the anti-slip pads 1103.

In this embodiment, the adjusting screw 1101 is composed of a screw and a rotating rod, the rotating rod is movably connected to the top of the screw, the adjusting screw 1101 is rotated to enable the adjusting screw 1101 to rotate and move downwards, the adjusting screw 1101 drives the anti-slip pad 1103 at the bottom of the abutting plate 1102 to be tightly attached to the ground through a ball head pin, and the vehicle body 1 is stably supported.

The working principle and the using process of the utility model are as follows: when the device is used, the vehicle body 1 is pushed, the vehicle body 1 moves through the universal wheel 13 at the bottom of the mounting block 12, the position is trained when the vehicle body 1 moves, the clamping rod 402 of the clamping mechanism 4 is pulled upwards to enable the clamping rod 402 to drive the circular ring 405 to move upwards and extrude the spring 403, the clamping rod 402 is separated from the clamping groove 404, the spring 403 is in a compressed state, the base 3 is rotated, the base 3 rotates along the surface of the rotating shaft 201 through the bearing to enable the cross rod 16 and a movable support on the vehicle body 1 to be in the same direction, the clamping rod 402 is released to enable the circular ring 405 to drive the clamping rod 402 to be inserted into the corresponding clamping groove 404 under the elastic force of the spring 403, the base 3 and the vehicle body 1 are clamped to prevent relative rotation between the base 3 and the vehicle body 1, the cross rod 16 is pulled out of the box body 5, the first rack 8 is pulled, the first rack 8 drives the second rack 9 to move through the gear 10, and the first rack 8 and the second rack 9 extend out of the guide sleeve 6, the adjusting screw 1101 of the supporting mechanism 11 on the cross bar 16, the first rack 8 and the second rack 9 is respectively rotated to enable the anti-skid mat 1103 at the bottom of the supporting plate 1102 to support the ground, so as to prevent the base 3 from moving randomly, the vehicle body 1 is supported by the supporting mechanism 11 on the cross bar 16, the first rack 8 and the second rack 9, so as to increase the supporting area of the vehicle body 1 and improve the supporting stability, after the use, the adjusting screw 1101 is reversely rotated to separate the anti-skid mat 1103 at the bottom of the supporting plate 1102 from the ground, the cross bar 16 is pushed into the box body 5, the first magnet block 14 on the cross bar 16 is tightly attached to the inner wall of the box body 5 under the action of the self magnetic force to prevent the cross bar 16 from moving randomly, the first rack 8 and the second rack 9 are pushed to enable the first rack 8 and the second rack 9 to shrink into the guide sleeve 6, and the two second magnet blocks 15 on the first rack 8 and the second rack 9 are tightly attached to the surfaces of the first rack 8 and the second rack 9 respectively under the action of the self magnetic force, the first rack 8 and the second rack 9 are prevented from moving randomly, the cross rod 16 is prevented from extending out of the box body 5 and the first rack 8 and the second rack 9 are prevented from extending out of the guide sleeve 6 in the process of pushing the vehicle body 1, and the use is more convenient.

In summary, the mobile practical training cart with good stability is provided with the rotating mechanism 2, the cross rod 16, the first rack 8 and the supporting mechanism 11, so as to solve the problem that in the prior art, when a common mobile practical training cart is used, the supporting area of the universal wheel 13 at the bottom of the mobile practical training cart on the mobile practical training cart is small, and therefore the supporting stability of the mobile practical training cart is poor.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a real shallow of instructing of portable that stability is good, includes automobile body (1), its characterized in that: the bottom of the trolley body (1) is movably connected with a base (3) through a rotating mechanism (2), a clamping mechanism (4) is arranged on the surface of the trolley body (1), the bottom of the base (3) is fixedly connected with a box body (5) and a guide sleeve (6) respectively, the inner wall of the box body (5) is movably connected with the surface of a cross rod (16), limiting mechanisms (7) are arranged on the front surface and the back surface of the cross rod (16), the inner wall of the guide sleeve (6) is movably connected with the surfaces of a first rack (8) and a second rack (9) respectively, a gear (10) is movably sleeved on the surface of a fixed shaft fixedly connected with the inner part of the guide sleeve (6), the first rack (8) and the second rack (9) are both meshed with the gear (10), and support mechanisms (11) are arranged on the surfaces of the cross rod (16), the first rack (8) and the second rack (9), the side fixedly connected with installation piece (12) of base (3), the bottom fixed mounting of installation piece (12) has universal wheel (13).

2. The mobile practical training cart with good stability according to claim 1, characterized in that: slewing mechanism (2) are including pivot (201) and gyro wheel (202), pivot (201) fixed connection is in the bottom of automobile body (1), ball bearing (203) have been inlayed at the top of base (3), the inner wall of ball bearing (203) is connected with the fixed surface of pivot (201), race (204) have been seted up at the top of base (3), gyro wheel (202) activity is cup jointed on race (204) inner wall fixed connection's shaft surface, the surface of gyro wheel (202) and the bottom swing joint of automobile body (1).

3. The mobile practical training cart with good stability according to claim 1, characterized in that: clamping mechanism (4) are including position sleeve (401), kelly (402), spring (403) and draw-in groove (404), position sleeve (401) fixed connection is in the side of automobile body (1), the surface of kelly (402) and the inner wall swing joint of position sleeve (401), the fixed surface of kelly (402) has cup jointed ring (405), ring channel (406) have been seted up to the inner wall of position sleeve (401), the inner wall of ring channel (406) and the surface swing joint of ring (405), the top of ring channel (406) inner wall and the top of ring (405) respectively with the top and the bottom fixed connection of spring (403), the surface at kelly (402) is cup jointed in spring (403) activity, the top at base (3) is seted up in draw-in groove (404), the bottom of kelly (402) and the inner wall swing joint of draw-in groove (404).

4. The mobile practical training cart with good stability according to claim 3, characterized in that: the bottom of the clamping rod (402) is in an isosceles trapezoid shape, and the shape of the clamping groove (404) is matched with that of the clamping rod (402).

5. The mobile practical training cart with good stability according to claim 1, characterized in that: a first magnet block (14) is embedded at one end, close to the guide sleeve (6), of the cross rod (16), and the surface of the first magnet block (14) is movably connected with the inner wall of the box body (5).

6. The mobile practical training cart with good stability according to claim 1, characterized in that: stop gear (7) include stopper (701) and spacing groove (702), stopper (701) fixed connection is on the surface of horizontal pole (16), the surface at box body (5) is seted up in spacing groove (702), the surface of stopper (701) and the inner wall swing joint of spacing groove (702).

7. The mobile practical training cart with good stability according to claim 1, characterized in that: the tip of first rack (8) and second rack (9) all inlays and has second magnet piece (15), two the surface of second magnet piece (15) respectively with the surface swing joint of first rack (8) and second rack (9).

8. The mobile practical training cart with good stability according to claim 1, characterized in that: the supporting mechanism (11) comprises three adjusting screws (1101) and supporting plates (1102), the number of the adjusting screws (1101) and the number of the supporting plates (1102) are three, the bottoms of the three adjusting screws (1101) respectively penetrate through the cross rod (16), the first rack (8) and the second rack (9) and are movably connected with the supporting plates (1102) through ball studs, and the bottoms of the supporting plates (1102) are fixedly connected with anti-skidding pads (1103).