Storage vehicle and string rod pallet fork distance adjusting and stopping mechanism of storage vehicle

Abstract

According to the technical scheme, the storage vehicle comprises a string rod, the string rod is connected to a frame of the storage vehicle, and a plurality of grooves are formed in the length direction of the string rod; the string rod pallet fork is movably arranged on the string rod in a sleeving manner; the spring pin is fixedly connected to the string rod pallet fork; when the spring pin moves on the string rod pallet fork, the spring pin and the groove are locked or unlocked so that distance adjustment of the string rod pallet fork on the string rod can be achieved. The distance adjusting stop device is simple and convenient in structure, easy to assemble and operate, convenient to adjust the distance of the string rod pallet fork, remarkably improved in working stability and safety, capable of guaranteeing that the string rod pallet fork cannot move transversely or rotate during working and can freely move and rotate at other positions of the string rod, stable in distance adjusting mode, capable of adapting to various working conditions and improved in usability.

Description

Technical Field

[0001] The utility model relates to the technical field of a storage vehicle tandem fork frame, in particular to a storage vehicle and a tandem fork distance adjustment and stopping mechanism of the storage vehicle. Background Art

[0002] With the development of the logistics and warehousing industries, the application of warehouse forklifts is becoming more and more common, and tandem fork gantry warehouse trucks are increasingly being accepted by the small-tonnage forklift market due to their ease of use, high strength, small size, and strong adaptability to working conditions. However, during the operation of the tandem fork gantry, due to its own design reasons, the fork has a high degree of freedom of movement on the tandem rod, which can easily cause lateral shaking, displacement, or rotation, especially when the weight of the forked goods is not large or even no goods are forked. The resulting fork displacement can easily lead to reduced stability of the goods on the forks or even drop, posing a huge safety hazard. The warehousing and logistics industry is an industry with extremely high safety requirements. With more and more tandem fork gantry applications, how to ensure the safe distance adjustment and locking of the tandem fork has become an urgent problem to be solved. Utility Model Content

[0003] The technical problem solved by the utility model is that when the weight of the forked cargo is large, the stability of the traditional forklift is low and there is a great safety hazard.

[0004] In order to solve the above technical problems, the technical solution of the utility model provides a skewer fork distance adjustment stop mechanism for a storage vehicle, which includes:

[0005] A string rod is connected to the frame of the storage vehicle, and a plurality of grooves are arranged in the length direction of the string rod;

[0006] A skewer fork, which is movably mounted on the skewer;

[0007] A spring pin is fixedly connected to the string rod fork; wherein

[0008] When the spring pin moves on the skewer, the spring pin is locked or unlocked with the groove to achieve the distance adjustment of the skewer fork on the skewer.

[0009] Optionally, the skewer fork comprises a fork body and a steel pipe that are welded together, and the steel pipe is provided with a positioning hole group for installing the spring pin.

[0010] Optionally, the spring pin comprises a fixing plate, a spring, a latch and a fixing pin, wherein the spring connects the fixing plate and the latch, and the fixing pin passes through the fixing plate and connects the fixing plate to the skewer fork.

[0011] Optionally, the fixing plate is provided with a mounting hole group whose position corresponds to the positioning hole group, the fixing pin passes through the mounting hole group and the positioning hole group to connect the fixing plate to the skewer fork, and the latch pin passes through the mounting hole group and the positioning hole group to lock the relative position of the skewer fork and the skewer.

[0012] Optionally, the positioning hole group includes a pair of first threaded holes and a first pin hole, the mounting hole group includes a pair of second threaded holes and a second pin hole, the first threaded holes and the second threaded holes correspond in position, the first pin hole and the second pin hole correspond in position, and the fixing pin passes through the first threaded hole and the second threaded hole to connect the fixing plate and the skewer fork.

[0013] Optionally, the groove is horizontally arranged on the string rod, and the bottom of the pin is in horizontal contact with the groove to achieve rotational locking of the string rod fork and the string rod in the circumferential direction.

[0014] Optionally, the grooves include a first groove group and a second groove group arranged on the string rod, and the number of the string rod forks is two, which are respectively connected to the first groove group and the second groove group on the string rod.

[0015] Optionally, the inner diameter of the steel tube of the skewer fork is greater than or equal to the diameter of the skewer.

[0016] Optionally, the spring is a tension spring, and the state when the latch pin contacts the groove is an initial state.

[0017] In order to solve the above-mentioned technical problems, the technical solution of the utility model further provides a storage vehicle, which includes a skewer fork distance adjustment stop mechanism of the storage vehicle as described in any one of the above items.

[0018] The beneficial effects of the technical solution of the utility model are:

[0019] The spring pin of the distance adjustment stop device of the utility model is fixed on the skewer fork, and the pin is fixed by the spring elastic force, which cooperates with the groove on the skewer of the fork frame to lock the skewer fork on the skewer, so that it cannot move laterally or rotate, but can freely rotate to adjust the distance at other positions, thereby improving the usability and safety of the skewer fork frame to be suitable for different working conditions.

[0020] The distance adjustment stop device of the utility model has the advantages of simple structure, easy assembly and easy operation, which is convenient for adjusting the distance of the skewer fork, significantly improving the working stability and safety, and can ensure that the skewer fork cannot move laterally or rotate when working, and can be freely displaced and rotated at other positions of the skewer. The distance adjustment method is stable and can adapt to various working conditions, thereby improving the ease of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the installation of the distance adjustment stop device in the storage vehicle in the embodiment of the utility model;

[0022] Figure 2 This is a cross-sectional view of the distance adjustment stop device in the storage vehicle in the embodiment of the utility model;

[0023] Figure 3 A top view of a storage vehicle in an embodiment of the utility model;

[0024] Figure 4 A cross-sectional view of a spring pin in an embodiment of the utility model;

[0025] Figure 5 A cross-sectional view of a skewer fork in an embodiment of the utility model;

[0026] Figure 6 It is a side sectional view of a storage vehicle in an embodiment of the utility model.

[0027] In the accompanying drawings: 1, spring pin, 2, skewer fork, 3, skewer, 4, fixed plate, 5, spring, 6, latch, 7, fixed pin, 21, fork body, 22, steel pipe, 23, through hole, 31 groove, 41, second latch hole, 42, second threaded hole, 100, storage vehicle, 221, first latch hole, 222, first threaded hole, 223, through hole. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in the field of the present invention, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] In the present utility model, unless otherwise clearly stipulated and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0033] See also Figure 1 , Figure 2 and Figure 3 As shown, an embodiment of a skewer fork distance adjustment stop mechanism for a storage vehicle is shown, which includes a skewer 3, which is connected to the frame of the storage vehicle 100, and a plurality of grooves 31 are arranged in the length direction of the skewer 3; a skewer fork 2, which is movably mounted on the skewer 3; and a spring pin 1, which is fixedly connected to the skewer fork 2; wherein when the spring pin 1 moves on the skewer 3, the spring pin 1 is locked or unlocked with the groove 31 to achieve the distance adjustment of the skewer fork 2 on the skewer 3.

[0034] In the embodiment of the utility model, the skewer fork 2 comprises a fork body 21 and a steel pipe 22 which are welded together. The steel pipe 22 is provided with a positioning hole group for installing the spring pin 1.

[0035] In the embodiment of the utility model, Figure 1 and Figure 4 As shown, the spring pin 1 includes a fixing plate 4, a spring 5, a latch 6 and a fixing pin 7, the spring 5 connects the fixing plate 4 and the latch 6, and the fixing pin 7 passes through the fixing plate 4 and connects the fixing plate 4 to the skewer fork 2.

[0036] In the embodiment of the utility model, the fixing plate 4 is provided with a mounting hole group whose position corresponds to the positioning hole group, the fixing pin 7 passes through the mounting hole group and the positioning hole group to connect the fixing plate 4 to the skewer fork 2, and the latch pin 6 passes through the mounting hole group and the positioning hole group to lock the relative position of the skewer fork 2 and the skewer 3.

[0037] In the embodiment of the utility model, Figure 4 and Figure 5 As shown, the positioning hole group includes a pair of first threaded holes 222 and a first pin hole 221, the mounting hole group includes a pair of second threaded holes 42 and a second pin hole 41, the first threaded holes 222 and the second threaded holes 42 correspond in position, the first pin hole 221 and the second pin hole 41 correspond in position, and the fixing pin 7 passes through the first threaded hole 222 and the second threaded hole 42 to connect the fixing plate 4 and the skewer fork 2.

[0038] In the embodiment of the utility model, Figure 4 and Figure 6 As shown, the groove 31 is horizontally arranged on the string rod 3, and the bottom of the latch pin 6 is in horizontal contact with the groove 31 to achieve rotational locking of the string rod fork 2 and the string rod 3 in the circumferential direction.

[0039] In the embodiment of the utility model, the groove 31 includes a first groove group 200 and a second groove group 300 arranged on the string rod 3, and the number of the string rod fork 2 is two, which are respectively connected to the first groove group 200 and the second groove group 300 on the string rod 3.

[0040] In the embodiment of the utility model, the inner diameter of the steel tube 22 of the skewer fork 2 is greater than or equal to the diameter of the skewer 3 .

[0041] In the embodiment of the utility model, the spring 5 is a tension spring, and the state when the latch 6 is in contact with the groove 31 is the initial state.

[0042] The technical solution of this embodiment also provides a storage vehicle, which includes a skewer fork distance adjustment stop mechanism of the storage vehicle as described in any one of the above items.

[0043] The characteristics and functions of the present invention can be further understood through the following description.

[0044] The present embodiment discloses a distance adjustment stop device for a warehouse truck tandem fork mast fork, comprising a spring pin 1, a tandem fork 2, and a tandem 3 with a groove 31; wherein the spring pin 1 is welded by a latch 6, a spring 5, and a fixing plate 4, and the tandem fork 2 is welded by a perforated steel pipe 22 and a fork body 21. The present embodiment takes a 1.5-ton warehouse forklift as an example for explanation, and a tandem fork 2 with a spring pin 1 is strung on the tandem 3 with a groove, and the tandem fork 2 can freely move laterally on the tandem 3 with a groove 31. When the tandem fork 2 slides to the position of the groove 31, the latch 6 in the assembled spring pin 1 automatically falls and locks due to elastic force, so as to prevent the tandem fork 2 from moving laterally or rotating on the tandem 3 due to the shaking of the cargo or the vehicle body during operation, and the tandem 3 with a groove 31 is engraved with a plurality of grooves 31, so as to achieve the effect of adjusting the spacing of the tandem fork 2, which is conducive to being applicable to various different working conditions and improving ease of use.

[0045] The spring pin 1 is welded into one by a fixing plate 4, a spring 5, and a latch 6. The fixing plate 4 has two threaded holes for locking the spring pin 1 on the string rod fork 2. Correspondingly, the string rod fork 2 also has two threaded holes for assembling the spring pin 1, and the string rod fork and the fixing plate both have latch holes 41 / 221 for accommodating the latch 6. The spring 5 is welded on the fixing plate 4 and the latch 6. The latch 6 is inserted into the fixing plate 4 and contacts the string rod 3 with the groove 31 through the string rod fork 2. When sliding on the string rod 31, the latch 6 can be pulled up. When locked on the string rod 31, the latch 6 is automatically locked on the groove 31 due to the elastic force, so as to achieve the purpose of controlling the string rod 3 to adjust the distance and lock the string rod fork 2. This device is easy to manufacture, has strong operability, reduces costs, increases safety, and can be adapted to a variety of working conditions, and has a wide range of applications.

[0046] In brief, in this embodiment, the skewer fork 2 moves on the skewer 3 with grooves 31, and the spring pin 1 can use the elastic force of the spring 5 to lock the pin 6 at the position of each groove 31 on the skewer 3, so as to adjust the distance and fix the direction before work. The advantages are: it is convenient to adjust the distance of the skewer fork 2 and can adapt to various types of working conditions; it prevents the skewer fork 2 from moving or rotating freely on the skewer 3, has high safety, is simple and easy to install, and has high stability.

[0047] In summary, the spring pin of the distance adjustment stop device of the utility model is fixed on the skewer fork, and the pin is fixed by the spring elastic force, which cooperates with the groove on the skewer of the fork frame to lock the skewer fork on the skewer, so that it cannot move laterally or rotate, but can freely rotate to adjust the distance at other positions, thereby improving the usability and safety of the skewer fork frame to be suitable for different working conditions. The distance adjustment stop device of the utility model has a simple structure, is easy to assemble and operate, is convenient for adjusting the distance of the skewer fork, and significantly improves the working stability and safety, can ensure that the skewer fork cannot move laterally or rotate when working, and can freely displace and rotate at other positions of the skewer, and the distance adjustment method is stable and can adapt to various working conditions, thereby improving the usability.

[0048] The above are only preferred embodiments of the present invention, and do not limit the implementation mode and protection scope of the present invention. For those skilled in the art of the present invention, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A skewer fork distance adjustment stop mechanism for a storage vehicle, characterized in that: include: A string rod is connected to the frame of the storage vehicle, and a plurality of grooves are arranged in the length direction of the string rod; A skewer fork, which is movably mounted on the skewer; A spring pin, fixedly connected to the skewer fork; in When the spring pin moves on the skewer, the spring pin is locked or unlocked with the groove to achieve the distance adjustment of the skewer fork on the skewer.

2. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 1, characterized in that: The skewer fork comprises a fork body and a steel pipe which are welded together, and the steel pipe is provided with a positioning hole group for installing the spring pin.

3. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 2, characterized in that: The spring pin comprises a fixing plate, a spring, a latch and a fixing pin, wherein the spring connects the fixing plate and the latch, and the fixing pin passes through the fixing plate and connects the fixing plate to the skewer fork.

4. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 3, characterized in that: The fixing plate is provided with a mounting hole group whose position corresponds to the positioning hole group, the fixing pin passes through the mounting hole group and the positioning hole group to connect the fixing plate to the skewer fork, and the latch pin passes through the mounting hole group and the positioning hole group to lock the relative position of the skewer fork and the skewer.

5. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 4, characterized in that: The positioning hole group includes a pair of first threaded holes and a first pin hole, the mounting hole group includes a pair of second threaded holes and a second pin hole, the first threaded holes and the second threaded holes are positioned correspondingly, the first pin hole and the second pin hole are positioned correspondingly, and the fixing pin passes through the first threaded hole and the second threaded hole to connect the fixing plate and the skewer fork.

6. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 5, characterized in that: The groove is horizontally arranged on the string rod, and the bottom of the latch pin is in horizontal contact with the groove to achieve rotational locking of the string rod fork and the string rod in the circumferential direction.

7. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 6, characterized in that: The grooves include a first groove group and a second groove group arranged on the string rod, and the number of the string rod forks is two, which are respectively connected to the first groove group and the second groove group on the string rod.

8. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 7, characterized in that: The inner diameter of the steel tube of the skewer fork is greater than or equal to the diameter of the skewer.

9. The skewer fork distance adjustment and stopping mechanism of a storage vehicle according to claim 8, characterized in that: The spring is a tension spring, and the state when the latch pin contacts the groove is an initial state.

10. A storage vehicle, characterized in that: It comprises a skewer fork distance adjustment stop mechanism for a storage vehicle according to any one of claims 1 to 9.

Images