Lifting appliance with weight display mechanism

Abstract

The utility model discloses a lifting appliance with a weight display mechanism, which comprises a fixing frame, a lifting hook arranged at the bottom of the fixing frame, connecting holes symmetrically arranged on two sides of the fixing frame, and a positioning screw connected with the inner wall of the bottom end of each connecting hole in a threaded penetrating manner, and further comprises a weighing component arranged at the top of the lifting hook, the weighing assembly is used for obtaining the weight of a hoisted object; and the protection cover is arranged at the bottom of the fixing frame, and the protection cover is used for protecting the positioning screw rod. Through the design of the protective cover and the fixing assembly, when the position of the lifting appliance needs to be fixed, the fixing frame is sleeved on an object needing to be fixed through the connecting hole, then the positioning screw rod is screwed, and the object and the fixing frame are fixed through extrusion of the positioning screw rod; and finally, the protection cover is fixed to the bottom of the fixing frame through the fixing assembly, the part, exceeding the fixing frame, of the positioning screw rod is protected, and the situation that the positioning screw rod is collided is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of slings, in particular to a sling with a weight display mechanism. Background Art

[0002] A spreader with a weight display mechanism is a lifting equipment with an integrated weighing function. This spreader has a sensor integrated on the hook that can accurately measure the weight of the hoisted items and display it in real time on a digital display.

[0003] When it is necessary to fix the position of the spreader with a load-bearing display mechanism on the fork of a forklift, the fork of the forklift is first inserted into the hole on the spreader, and finally the screw is turned and squeezed to fix the spreader and the fork by squeezing the screw. During use, one end of the screw is exposed. During use, there is a possibility that the screw rotates due to collision with an object, causing the connection between the fork and the spreader to loosen and cause the spreader to slide, thereby causing the spreader to slip from the fork. Utility Model Content

[0004] The purpose of the present utility model is to provide a sling with a weight display mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a sling with a weight display mechanism, comprising a fixing frame, a hook provided at the bottom of the fixing frame, connecting holes symmetrically formed on both sides of the fixing frame, a positioning screw threadedly inserted through the inner wall of the bottom end of the connecting hole, and further comprising:

[0006] A weighing assembly is provided on the top of the hook and is used to obtain the weight of the object being hoisted;

[0007] A protective cover is provided at the bottom of the fixing frame and is used to protect the positioning screw;

[0008] A fixing component is arranged at the bottom of the fixing frame and is used to fix the position of the protective cover.

[0009] Preferably, the fixing assembly includes a limiting cylinder centrally and symmetrically fixedly connected to the bottom end of the fixing frame, the protective cover is inserted and connected to the bottom of the limiting cylinder, and a fixing piece is provided at the bottom of the fixing frame.

[0010] Preferably, the fixing member includes a fixing block fixedly connected to the bottom end of the fixing frame in a centrally symmetrical manner, a connecting block is fixedly connected to one side of the protective cover, a limiting groove is opened on one side of the fixing block, and the connecting block is inserted and connected inside the limiting groove.

[0011] Preferably, a limiting hole is opened in the middle of the connecting block, and a limiting rod is inserted and connected inside the limiting hole.

[0012] Preferably, a connecting ring is sleeved on the middle part of the limiting rod, a spring is provided on one side of the connecting ring, and one end of the limiting rod is fixedly connected to a pulling block.

[0013] Preferably, a cavity is opened in the middle of the fixing block, the connecting ring and the spring are both inserted and connected inside the cavity, and the limiting rod is inserted and connected to the inner walls on both sides of the fixing block.

[0014] Preferably, the weighing assembly includes an electronic scale arranged on the top of the hook, and a mounting piece for fixing the position of the electronic scale is provided at the bottom of the fixing frame.

[0015] Preferably, the mounting member is provided with a mounting groove at the bottom end of the fixing frame, the electronic scale is inserted and connected inside the mounting groove, the bottom of the fixing frame is fixedly connected with a mounting block for limiting the movement of the electronic scale, and the front of the fixing frame is provided with an observation hole for observing the numerical value.

[0016] The technical effects and advantages of this utility model are:

[0017] The utility model adopts the design of the protective cover and the fixing assembly. When the position of the sling needs to be fixed, the fixing frame is firstly sleeved on the object to be fixed through the connecting hole, and then the positioning screw is screwed to fix the object and the fixing frame by squeezing the positioning screw. Finally, the protective cover is fixed to the bottom of the fixing frame through the fixing assembly, and the part of the positioning screw protruding from the fixing frame is protected to avoid the positioning screw from being hit. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is one of the three-dimensional structural diagrams of the utility model.

[0019] Figure 2 This is the second schematic diagram of the three-dimensional structure of the utility model.

[0020] Figure 3 This is a front sectional structural diagram of the utility model.

[0021] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure of part A.

[0022] In the figure: 1. fixing frame; 101. observation hole; 2. hook; 3. connecting hole; 4. positioning screw; 5. protective cover; 6. limiting cylinder; 7. fixing piece; 701. limiting rod; 702. limiting hole; 703. connecting block; 704. limiting groove; 705. connecting ring; 706. fixing block; 707. spring; 708. pulling block; 8. electronic scale; 9. mounting piece; 901. mounting groove; 902. mounting block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] The utility model provides Figure 1-4 The sling with a weight display mechanism shown in FIG. 1 includes a fixing frame 1, a hook 2 is provided at the bottom of the fixing frame 1, connecting holes 3 are symmetrically opened on both sides of the fixing frame 1, and positioning screws 4 are threadedly inserted through the inner wall of the bottom end of the connecting hole 3. The sling also includes:

[0025] A weighing assembly is provided on the top of the hook 2 and is used to obtain the weight of the object being hoisted;

[0026] A protective cover 5 is provided at the bottom of the fixing frame 1 and is used to protect the positioning screw 4;

[0027] The fixing component is arranged at the bottom of the fixing frame 1 and is used to fix the position of the protective cover 5.

[0028] Specifically, the fixing assembly includes a limiting cylinder 6 that is centrally and symmetrically fixedly connected to the bottom end of the fixing frame 1 , the protective cover 5 is inserted and connected to the bottom of the limiting cylinder 6 , and a fixing piece 7 is provided at the bottom of the fixing frame 1 .

[0029] It should be noted that the limiting cylinder 6 is a circular cylinder with a groove on one side, so that the protective cover 5 can penetrate into the interior of the limiting cylinder 6. At this time, the outer wall of the protective cover 5 is fitted with the inner wall of the limiting cylinder 6, and the limiting cylinder 6 is used to limit the movement direction of the protective cover 5 to prevent the protective cover 5 from moving at will; the fixing part 7 is used to fix the position of the protective cover 5, and the positioning screw 4 is composed of a threaded rod and a rotating rod at the bottom of the threaded rod. The threaded rod part is threadedly inserted and connected to the inner wall of the bottom end of the connecting hole 3, and the rotating rod is used to rotate the threaded rod; when it is necessary to fix the fixing frame 1 in the required position, first put the fixing frame 1 on the object to be fixed through the connecting hole 3, and then screw the positioning screw 4, and fix the object and the fixing frame 1 by squeezing the positioning screw 4, and finally fix the protective cover 5 to the bottom of the fixing frame 1 through the fixing assembly, and protect the part of the positioning screw 4 that exceeds the fixing frame 1 to prevent the positioning screw 4 from being hit.

[0030] Specifically, the fixing member 7 includes a fixing block 706 which is centrally and symmetrically fixedly connected to the bottom end of the fixing frame 1, a connecting block 703 is fixedly connected to one side of the protective cover 5, a limiting groove 704 is opened on one side of the fixing block 706, the connecting block 703 is inserted and connected to the inside of the limiting groove 704, a limiting hole 702 is opened in the middle of the connecting block 703, a limiting rod 701 is inserted and connected to the inside of the limiting hole 702, a connecting ring 705 is sleeved on the middle of the limiting rod 701, a spring 707 is provided on one side of the connecting ring 705, a pulling block 708 is fixedly connected to one end of the limiting rod 701, a cavity is opened in the middle of the fixing block 706, the connecting ring 705 and the spring 707 are both inserted and connected to the inside of the cavity, and the limiting rod 701 is inserted and connected to the inner walls on both sides of the fixing block 706.

[0031] It should be noted that the set fixing block 706 is fixed to the bottom end of the fixing frame 1 by welding, the set fixing block 706 is inserted and connected to one side of the limiting cylinder 6, the set connecting block 703 is fixed to one side of the protective cover 5, the opened limiting groove 704 is adapted to the set connecting block 703, and when the protective cover 5 is inserted into the interior of the limiting cylinder 6, the connecting block 703 is inserted into the interior of the limiting groove 704; the opened cavity is adapted to the set connecting ring 705, so that the connecting ring 705 can slide inside the cavity, and holes adapted to the limiting rod 701 are provided on the inner walls on both sides of the cavity, and the limiting rod 701 is inserted and connected to the inside of the hole, so that the limiting rod 701 can be connected to the pulling block 708 set on one side of the fixed block 706; the set connecting ring 705 is fixedly sleeved on the middle part of the limiting rod 701, and the set spring 707 is used to push the connecting ring 705 to prevent the connecting ring 705 from shaking at will, and limit the limiting rod 701 by limiting the connecting ring 705.

[0032] Furthermore, when it is necessary to fix the position of the protective cover 5, first drive the limiting rod 701 to move by pulling the block 708, and move one end of the limiting rod 701 out of the limiting groove 704, move the protective cover 5 to the bottom of the limiting cylinder 6, and align the connecting block 703 with the limiting groove 704, then insert the protective cover 5 into the interior of the limiting cylinder 6, and make the connecting block 703 on one side of the protective cover 5 inserted into the interior of the limiting groove 704. When the limiting rod 701 is aligned with the limiting hole 702, the restoring force of the spring 707 is used to drive the connecting ring 705 and the limiting rod 701 to move, and insert one end of the limiting rod 701 into the interior of the limiting hole 702. The position of the connecting block 703 is fixed by the limiting rod 701, and the position of the protective cover 5 is fixed by the connecting block 703 in the fixed position.

[0033] Specifically, the weighing assembly includes an electronic scale 8 arranged on the top of the hook 2, and a mounting member 9 for fixing the position of the electronic scale 8 is provided at the bottom of the fixing frame 1.

[0034] It should be noted that the working principle of the electronic scale 8 is consistent with the working principle of the electronic weighing device with a display screen of model OCS-P2LCD. The hook 2 is located at the detection end of the electronic scale 8. When in use, the object is hung on the hook 2, and the weight of the object is detected by the electronic scale 8. Finally, the detection result is limited by the limit screen on the electronic scale 8, so that the user can directly observe the weight of the object.

[0035] Specifically, the mounting member 9 is provided in a mounting groove 901 at the bottom end of the fixing frame 1, the electronic scale 8 is inserted and connected inside the mounting groove 901, a mounting block 902 is fixedly connected to the bottom of the fixing frame 1 for limiting the movement of the electronic scale 8, and an observation hole 101 for observing numerical values ​​is provided on the front of the fixing frame 1.

[0036] It should be noted that the observation hole 101 and the mounting groove 901 are interconnected. When in use, the display screen on the electronic scale 8 can be observed through the observation hole 101. When the position of the electronic scale 8 needs to be fixed, the electronic scale 8 is first inserted into the interior of the mounting groove 901, and then the mounting block 902 is fixed to the bottom end of the fixing frame 1 by bolts, thereby restricting the electronic scale 8 to the interior of the mounting groove 901. A hole is opened in the middle of the mounting block 902, for the detection end of the electronic scale 8 to pass through the mounting groove 901 and connect with the hook 2.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A sling with a weight display mechanism, comprising a fixing frame (1), a hook (2) provided at the bottom of the fixing frame (1), connecting holes (3) symmetrically opened on both sides of the fixing frame (1), a positioning screw (4) threadedly inserted through the inner wall of the bottom end of the connecting hole (3), characterized in that: Also includes: A weighing assembly, the weighing assembly being arranged on the top of the hook (2) and being used to obtain the weight of the suspended object; A protective cover (5), the protective cover (5) being arranged at the bottom of the fixing frame (1), and the protective cover (5) being used to protect the positioning screw (4); A fixing component is provided at the bottom of the fixing frame (1), and is used to fix the position of the protective cover (5).

2. A sling with a weight display mechanism according to claim 1, characterized in that: The fixing assembly comprises a limiting cylinder (6) centrally and symmetrically fixedly connected to the bottom end of the fixing frame (1); the protective cover (5) is inserted and connected to the bottom of the limiting cylinder (6); and a fixing member (7) is provided at the bottom of the fixing frame (1).

3. A sling with a weight display mechanism according to claim 2, characterized in that: The fixing member (7) comprises a fixing block (706) fixedly connected to the bottom end of the fixing frame (1) in a centrally symmetrical manner; a connecting block (703) is fixedly connected to one side of the protective cover (5); a limiting groove (704) is provided on one side of the fixing block (706); and the connecting block (703) is inserted and connected inside the limiting groove (704).

4. A sling with a weight display mechanism according to claim 3, characterized in that: A limiting hole (702) is provided in the middle of the connection block (703), and a limiting rod (701) is inserted and connected inside the limiting hole (702).

5. The sling with a weight display mechanism according to claim 4, characterized in that: A connecting ring (705) is sleeved on the middle of the limiting rod (701), a spring (707) is provided on one side of the connecting ring (705), and a pulling block (708) is fixedly connected to one end of the limiting rod (701).

6. A sling with a weight display mechanism according to claim 5, characterized in that: A cavity is provided in the middle of the fixing block (706), the connecting ring (705) and the spring (707) are both inserted and connected inside the cavity, and the limiting rod (701) is inserted and connected to the inner walls on both sides of the fixing block (706).

7. The sling with a weight display mechanism according to claim 1, characterized in that: The weighing assembly comprises an electronic scale (8) arranged on the top of the hook (2), and a mounting member (9) for fixing the position of the electronic scale (8) is provided at the bottom of the fixing frame (1).

8. The sling with a weight display mechanism according to claim 7, characterized in that: The mounting member (9) is provided in a mounting groove (901) at the bottom end of the fixing frame (1), the electronic scale (8) is inserted and connected inside the mounting groove (901), a mounting block (902) for limiting the movement of the electronic scale (8) is fixedly connected to the bottom of the fixing frame (1), and an observation hole (101) for observing numerical values ​​is provided on the front of the fixing frame (1).

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