Stair carrier capable of being quickly assembled

Abstract

The utility model discloses a stair carrier capable of being quickly assembled, and relates to the technical field of stair carriers, the stair carrier comprises two groups of connecting rods and two groups of placing racks which are connected to the top of the connecting rods in a sliding manner, one side of each connecting rod is fixedly connected with two groups of fixing rods, and the other side of each connecting rod is fixedly connected with one group of fixing rods. One ends of the two sets of fixing rods are fixedly connected with limiting blocks, one ends of the other two sets of fixing rods are slidably connected with sliding rods, placing grooves are formed in one sides of the limiting blocks, first rotary knobs are rotationally connected to the tops of the limiting blocks, and limiting groove sets are formed in one sides of the sliding rods. Through the arrangement of a first knob, a shifting rod, a positioning groove and a positioning block, the device can be more conveniently installed and combined, the using effect is improved, and the problems that most existing stair carrying devices are of fixed structures, are inconvenient to disassemble when not used and are likely to occupy too much area are solved; and corresponding adjustment is not convenient to make according to the size of an object.

Description

Technical Field

[0001] The utility model relates to the technical field of stair carriers, in particular to a stair carrier that can be assembled quickly. Background Art

[0002] There are usually stairs installed in residential houses. When carrying heavy objects, stair carriers are usually used to assist users in carrying heavy objects, so as to improve the work efficiency of the staff and save manpower. However, there are still some problems in the actual use of existing stair carriers.

[0003] For example, application number 202120483254.9 discloses a stair carrying device, including two first connecting plates and a second connecting plate arranged between the two first connecting plates, both ends of one side of the two first connecting plates are provided with a limiting mechanism for fixing the first connecting plates, the top of the two first connecting plates and the second connecting plates are provided with the same connecting mechanism, the connecting mechanism includes four slide rails, and the four slide rails are symmetrically arranged on both sides of the second connecting plate, which has the characteristics that heavy objects are not easy to touch the stair steps during transportation and are not easy to be damaged by collision. Most of the existing stair carrying devices are fixed structures, which are not convenient to disassemble when not in use, which easily leads to excessive floor space and is not convenient to make corresponding adjustments according to the size of the object. The existing stair carrying devices generally have a relatively simple structure and are not stable enough. When carrying heavy objects, they may shake, which may cause the goods to fall from the device, affecting use.

[0004] In view of the above problems, a stair carrier that can be assembled quickly is proposed. Utility Model Content

[0005] The utility model aims to provide a stair carrier that can be assembled quickly. The device is used to work, thereby solving the problem that most of the existing stair carriers are fixed structures, which are not convenient to disassemble when not in use, easily resulting in excessive floor space occupation and inconvenience in making corresponding adjustments according to the size of the object. The existing stair carriers generally have a simple structure and are not stable enough. When carrying heavy objects, they may shake, which may cause the goods to fall from the device, affecting the use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stair carrier that can be quickly assembled, comprising a connecting rod and a placement rack slidably connected to the top of the connecting rod, and the connecting rod and the placement rack are each provided with two groups, one side of the connecting rod is fixedly connected to a fixing rod, and two groups of fixing rods are provided, one end of the two groups of fixing rods is fixedly connected to a limiting block, one end of the other two groups of fixing rods is slidably connected to a sliding rod, one side of the limiting block is provided with a placement groove, the top of the limiting block is rotatably connected to a knob 1, one side of the sliding rod is provided with a limiting groove group, and one side of the other two groups of fixing rods is slidably connected to a pull block and a lever.

[0007] Preferably, the bottom end of the knob 1 is fixedly connected to a screw rod 1, the outer side of the screw rod 1 is threadedly connected to a fixed block, the fixed block is slidably connected to the inside of the limit block, and a protrusion is fixedly connected to one side of the sliding rod.

[0008] By adopting the above structural design, the connection relationship of the fixed block through sliding connection can ensure that the moving track of the fixed block will not deviate when it moves, thereby improving the use effect.

[0009] Preferably, a fixing groove is provided on the top of the protrusion, the fixing groove matches the fixing block, a positioning groove is provided on one side of the pull-out block, and two groups of positioning grooves are provided, and a positioning block is fixedly connected to one side of the lever.

[0010] By adopting the above structural design and setting the positioning groove, the drawer block can be fixed at any time, which is convenient for users to use.

[0011] Preferably, a spring 1 is fixedly connected to the other side of the lever, the other end of the spring 1 is fixedly connected to the inside of the fixed rod, and the positioning block matches the positioning groove.

[0012] With the above structural design and the provision of spring 1, the lever can be automatically reset, thereby improving convenience during use.

[0013] Preferably, a driving motor is fixedly connected inside one group of connecting rods, a screw rod 2 is fixedly connected to the output end of the driving motor, and the screw rod 2 is threadedly connected to one group of placement racks.

[0014] By adopting the above structural design and setting the driving motor, when carrying heavy objects, the user can carry the goods more quickly, thereby improving work efficiency.

[0015] Preferably, one side of a group of the placement racks is rotatably connected to knob 2, one side of knob 2 is fixedly connected to screw rod 3, the outer side of screw rod 3 is threadedly connected to a baffle, and the baffle is slidably connected to the inside of the placement rack.

[0016] By adopting the above structural design and setting the baffle, the goods will not fall off the rack easily when being transported, thereby improving stability.

[0017] Preferably, a card and a slot are provided on one side of the placement rack of another group, the baffle plate matches the card and the slot, a second spring is fixedly connected to the inner side of the placement rack, and a fixing plate is fixedly connected to the other end of the second spring.

[0018] By adopting the above structural design, through the setting of the fixing plate and the second spring, the placement rack can play a certain clamping role on the goods, thus saving more manpower.

[0019] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0020] 1. The present application realizes the function of being able to install and assemble the device more conveniently through the setting of the knob, the lever, the positioning slot and the positioning block, thereby improving the use effect and solving the problem that most of the existing stair handling devices are fixed structures, which are inconvenient to disassemble when not in use, easily lead to the situation of occupying too much space, and are inconvenient to make corresponding adjustments according to the size of the object.

[0021] 2. The present application realizes a more stable movement of goods through the setting of a driving motor, a second knob, a fixed plate and a second spring, thereby saving manpower and solving the problem that the existing stair transport devices generally have a relatively simple structure and are not stable enough, and may shake when transporting heavy objects, thereby causing the goods to fall from the device and affecting its use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a structural diagram of the limit block and the sliding rod of the utility model;

[0024] Figure 3 This is a structural diagram of the fixing block and the protruding block of the utility model;

[0025] Figure 4 This is a structural diagram of the knob 2, the card and the slot of the utility model;

[0026] Figure 5 This is a structural diagram of the screw rod and fixed plate of the utility model.

[0027] In the figure: 1. connecting rod; 11. fixing rod; 111. limiting block; 112. sliding rod; 12. placement slot; 121. knob one; 122. screw rod one; 123. fixing block; 124. protrusion; 125. fixing slot; 13. limiting slot group; 131. pulling block; 132. positioning slot; 133. lever; 134. positioning block; 135. spring one; 2. placement rack; 21. driving motor; 211. screw rod two; 22. knob two; 221. screw rod three; 222. baffle; 223. card and slot; 23. spring two; 231. fixing plate. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0030] Combination Figure 1-Figure 3 A stair carrier that can be quickly assembled includes a connecting rod 1 and a placement rack 2 slidably connected to the top of the connecting rod 1, and the connecting rod 1 and the placement rack 2 are each provided with two groups, one side of the connecting rod 1 is fixedly connected to a fixing rod 11, and the fixing rod 11 is provided with two groups, one end of the fixing rod 11 of the two groups is fixedly connected to a limiting block 111, and one end of the fixing rod 11 of the other two groups is slidably connected to a sliding rod 112, one side of the limiting block 111 is provided with a placement groove 12, the top of the limiting block 111 is rotatably connected to a knob 121, one side of the sliding rod 112 is provided with a limiting groove group 13, and one side of the fixing rod 11 of the other two groups is slidably connected to a pull block 131 and a lever 133.

[0031] The utility model is further described below in conjunction with embodiments.

[0032] Embodiment 1:

[0033] In order to solve the problem that most of the existing stair transport devices are fixed structures, which are not convenient to disassemble when not in use, easily occupy too much space, and are not convenient to make corresponding adjustments according to the size of the object, the following solution is disclosed. For details, please refer to Figure 2 and Figure 3The bottom end of the knob 121 is fixedly connected with a screw rod 122, and the outer side of the screw rod 122 is threadedly connected with a fixing block 123, and the fixing block 123 is slidably connected to the inside of the limit block 111. A protrusion 124 is fixedly connected to one side of the sliding rod 112, and a fixing groove 125 is provided on the top of the protrusion 124, and the fixing groove 125 matches the fixing block 123. A positioning groove 132 is provided on one side of the pull-out block 131, and the positioning groove 132 has two groups, and a positioning block 133 is fixedly connected to one side of the pull-out block 131. 34, the other side of the lever 133 is fixedly connected with a spring 135, the other end of the spring 135 is fixedly connected to the inside of the fixed rod 11, the positioning block 134 matches the positioning groove 132, when in use, the two groups of connecting rods 1 can be spliced, and the limit block 111 can be aligned with the sliding rod 112 and then moved, so that the protrusion 124 on one side of the sliding rod 112 moves to the inside of the placement groove 12 on one side of the limit block 111, and the knob 121 can be turned, and the knob 121 drives the screw rod 1 122 rotates so that the fixing block 123 slides inside the limit block 111. After the fixing block 123 moves to the inside of the fixing groove 125 at the top of the protrusion 124, the sliding rod 112 can be fixed. At this time, the installation of the device can be completed. When it is necessary to adjust the spacing between the two groups of connecting rods 1, the pull-out block 131 can be pulled so that one end of the pull-out block 131 moves out from the inside of the limit groove group 13. At this time, the positioning block 134 is stuck in the inside of the positioning groove 132 of one group. At this time, the connecting rods of one group can be dragged 1 is moved, and the sliding rod 112 extends from the inside of the fixed rod 11. When the spacing between the two groups of connecting rods 1 is adjusted to a certain range, the pull-out block 131 can be pressed down to make the pull-out block 131 re-engage the inside of the limiting groove group 13. At this time, under the action of the spring 135, the lever 133 drives the positioning block 134 to engage the inside of the positioning groove 132 of the other group and fix the pull-out block 131, so that the device can be installed and assembled more conveniently, and the use effect is improved.

[0034] Embodiment 2:

[0035] In order to solve the problem that the existing stair transport device generally has a simple structure and is not stable enough, and may shake when transporting heavy objects, thereby causing the goods to fall from the device and affecting the use, the following solution is disclosed. For details, please refer to Figure 4 and Figure 5A driving motor 21 is fixedly connected to the inside of the connecting rod 1 of one group, and a screw rod 211 is fixedly connected to the output end of the driving motor 21. The screw rod 211 is threadedly connected to a placing rack 2 of one group. A knob 22 is rotatably connected to one side of the placing rack 2 of one group, and a screw rod 3 221 is fixedly connected to one side of the knob 22. A baffle 222 is threadedly connected to the outside of the screw rod 3 221. The baffle 222 is slidably connected to the inside of the placing rack 2. A card and a groove 223 are provided on one side of the placing rack 2 of another group, and the baffle 222 matches the card and the groove 223. A spring 23 is fixedly connected to the inside of the placing rack 2, and the other end of the spring 23 is fixedly connected to the fixing plate 2 31. After the goods are placed on the placement rack 2, the knob 22 can be turned, and the knob 22 drives the screw rod 3 221 to rotate, so that the baffle 222 slides out from the inside of the placement rack 2. When the baffle 222 is locked in the inside of the slot 223, the drive motor 21 can be started, and the drive motor 21 drives the screw rod 211 to rotate, so that the placement rack 2 slides on the outside of the connecting rod 1, so that the goods are moved from a low place to a high place. The spring 23 on the inside of the placement rack 2 enables the setting of the fixed plate 231 so that the placement rack 2 can give a certain clamping effect to the goods, thereby achieving a more stable movement of the goods and saving manpower.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stair carrier that can be quickly assembled, comprising a connecting rod (1) and a placement rack (2) slidably connected to the top of the connecting rod (1), wherein the connecting rod (1) and the placement rack (2) are both provided in two groups, characterized in that: One side of the connecting rod (1) is fixedly connected to a fixing rod (11), and the fixing rod (11) is provided with two groups, one end of the two groups of fixing rods (11) is fixedly connected to a limiting block (111), and one end of the other two groups of fixing rods (11) is slidably connected to a sliding rod (112), one side of the limiting block (111) is provided with a placement groove (12), the top of the limiting block (111) is rotatably connected to a knob 1 (121), one side of the sliding rod (112) is provided with a limiting groove group (13), and one side of the other two groups of fixing rods (11) is slidably connected to a pull block (131) and a lever (133).

2. A stair carrier that can be quickly assembled according to claim 1, characterized in that: The bottom end of the knob (121) is fixedly connected to a screw rod (122), the outer side of the screw rod (122) is threadedly connected to a fixing block (123), the fixing block (123) is slidably connected to the inside of the limit block (111), and one side of the sliding rod (112) is fixedly connected to a protrusion (124).

3. A stair carrier that can be quickly assembled according to claim 2, characterized in that: The top of the protrusion (124) is provided with a fixing groove (125), the fixing groove (125) matches the fixing block (123), one side of the pull-out block (131) is provided with a positioning groove (132), and the positioning groove (132) is provided with two groups, and one side of the lever (133) is fixedly connected with the positioning block (134).

4. A fast-assembled stair carrier according to claim 3, characterized in that: The other side of the shifting rod (133) is fixedly connected to a spring 1 (135), the other end of the spring 1 (135) is fixedly connected to the inside of the fixed rod (11), and the positioning block (134) matches the positioning groove (132).

5. The fast-assembled stair carrier according to claim 1, characterized in that: A driving motor (21) is fixedly connected inside one of the connecting rods (1), a screw rod 2 (211) is fixedly connected to the output end of the driving motor (21), and the screw rod 2 (211) is threadedly connected to one of the placement racks (2).

6. A stair carrier capable of rapid assembly according to claim 5, characterized in that: One side of a group of the placement racks (2) is rotatably connected to a knob 2 (22), one side of the knob 2 (22) is fixedly connected to a screw rod 3 (221), the outer side of the screw rod 3 (221) is threadedly connected to a baffle plate (222), and the baffle plate (222) is slidably connected to the inside of the placement rack (2).

7. A fast-assembled stair carrier according to claim 6, characterized in that: A card and a slot (223) are provided on one side of the placement rack (2) of another group, and the baffle (222) matches the card and the slot (223). A second spring (23) is fixedly connected to the inner side of the placement rack (2), and a fixing plate (231) is fixedly connected to the other end of the second spring (23).

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