Crane sling load inspection device
By designing a support mechanism and counterweight components, load testing of the lifting device can be achieved without the need for large mechanical assistance, solving the problems of cumbersome operation and high cost in the existing technology and simplifying the load testing process.
Patent Information
- Application Number
- CN202520087199.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-15
- Publication Date
- 2026-01-13
- Estimated Expiration
- 2035-01-15
AI Technical Summary
In existing technologies, crane lifting load testing requires the continuous addition of heavy objects and relies on large machinery for handling, resulting in a cumbersome and costly process.
Design a crane lifting load testing device, comprising a support mechanism, a bottom auxiliary connection assembly, an auxiliary support mechanism, and a counterweight assembly. Through the cooperation of hydraulic push rods and insert plates, the counterweight plates are automatically stacked and lifted, simplifying the load testing process.
The load testing of the lifting equipment can be carried out without the need for large mechanical assistance, which simplifies the operation process and reduces costs.
Smart Images
Figure CN223792805U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to hoist inspection technical field, more specifically, it is particularly related to a crane hoist load inspection device. BACKGROUND
[0002] The crane hoist is an important equipment indispensable in industrial production and logistics transportation, and is also called as a hoisting hoist or a hoisting tool, which is a device for lifting heavy objects in a hoisting machine. It connects the crane and the hoisted object to realize the lifting, carrying and placing of the heavy object, which can not only improve the carrying efficiency, but also ensure the safety of the operation process. The small crane hoist needs to be subjected to load inspection. During the inspection, the load is detected by hoisting the heavy object by the hoist. In order to better detect the load bearing capacity of the hoist, the heavy object needs to be continuously added. This process needs to be assisted by large machinery to carry the counterweight, which is troublesome and high in cost. SUMMARY
[0003] In order to solve the above technical problems, the utility model provides a crane hoist load inspection device to solve the problem that the load bearing capacity of the hoist needs to be continuously added during the detection in the background art, which needs to be assisted by large machinery to carry the counterweight, which is troublesome and high in cost.
[0004] The utility model discloses a crane hoist load inspection device, which is achieved by the following specific technical means:
[0005] A crane hoist load inspection device, comprising: a support mechanism, a bottom auxiliary connecting assembly, an auxiliary support mechanism and a counterweight assembly; the support mechanism is a cuboid structure as a whole; the bottom auxiliary connecting assembly is provided in two groups, and the bottom auxiliary connecting assembly is installed at the bottom of the support mechanism; the auxiliary support mechanism is fixedly installed at the top of the support mechanism; the counterweight assembly is connected with the bottom auxiliary connecting assembly and the auxiliary support mechanism; the bottom auxiliary connecting assembly comprises: a support frame and a hydraulic push rod; the support frame is a cuboid structure with a sliding groove formed in the inner side, and the support frame is fixedly installed at the bottom of the support mechanism; one end of the hydraulic push rod is inserted into the support frame.
[0006] In at least some embodiments, the support mechanism comprises: a support plate, a hanging ring, a fixed plate, a support plate and a bottom support plate; the support plate is a cuboid structure with a recess formed in the middle, and the support frame is fixedly installed at the bottom of the support plate; the hanging ring is fixedly installed on the surface of the support plate, and the hanging ring can be conveniently connected with the hoist; the fixed plate is fixedly connected with the support plate at the bottom; the support plate is a cuboid structure with a sliding groove formed on the surface, and the support plate is fixedly connected with the support plate at the bottom; the bottom support plate is fixedly connected with the support plate at the top, and the bottom support plate is fixedly connected with the hydraulic push rod on one side.
[0007] In at least some embodiments, the bottom auxiliary connection assembly further includes: a sliding support block and an insert plate; the sliding support block is slidably installed inside the slide groove of the support frame and fixedly connected to the hydraulic push rod; one side of the insert plate has an inclined surface, and the other end of the insert plate is fixedly connected to the sliding support block, and the insert plate contacts the inclined surface of the counterweight plate, which can push the counterweight plate to lift upward.
[0008] In at least some embodiments, the auxiliary support mechanism includes: a fixed rod, an auxiliary support plate, a spring, and a baffle; one side of the fixed rod is fixedly connected to the fixed plate; one side of the auxiliary support plate slides through a square groove in the support plate; the spring is installed on the surface of the fixed rod and can provide elastic support for the auxiliary support plate; the baffle is fixedly installed on the surface of the auxiliary support plate and can provide auxiliary limiting for the auxiliary support plate.
[0009] In at least some embodiments, the counterweight assembly includes: a counterweight plate, a docking groove, and a bottom rod; the counterweight plate is generally a cuboid structure, and the sides of the counterweight plate are provided with inclined surfaces; the docking groove is generally a funnel-shaped structure, and the docking groove is provided on the surface of the counterweight plate; the bottom rod is fixedly installed at the bottom of the counterweight plate, and the docking groove and the bottom rod can facilitate the stacking of two sets of counterweight plates.
[0010] Compared with the prior art, the present invention has the following beneficial effects:
[0011] This utility model has an internal counterweight assembly. The counterweight plates inside the counterweight assembly are stacked together through docking grooves and bottom rods. During load testing, the counterweight plates can be pushed upward by controlling the sliding of the insert plate inside the bottom auxiliary connecting assembly, and the counterweight can be added in sequence. This facilitates the testing of the critical load test point of the crane. No large mechanical control is required, and the counterweight addition is simple and convenient. The device also has an auxiliary support mechanism. The auxiliary support plate inside the auxiliary support mechanism can play a certain auxiliary support role, distribute the weight, and improve the support effect. Attached Figure Description
[0012] Figure 1 This is a schematic diagram of the main body axial side view of this utility model.
[0013] Figure 2 This is a schematic diagram of the main body structure of this utility model from a bottom view.
[0014] Figure 3 This is a schematic diagram of the support mechanism of this utility model from an axial side view.
[0015] Figure 4 This is a cross-sectional view of the bottom auxiliary connection component of this utility model.
[0016] Figure 5 This is a cross-sectional structural diagram of the counterweight component of this utility model.
[0017] In the diagram, the correspondence between component names and drawing numbers is as follows:
[0018] 1. Support mechanism; 101. Support plate; 102. Hanging ring; 103. Fixing plate; 104. Support plate; 105. Bottom support plate; 2. Bottom auxiliary connecting assembly; 201. Support frame; 202. Hydraulic push rod; 203. Sliding support block; 204. Insert plate; 3. Auxiliary support mechanism; 301. Fixing rod; 302. Auxiliary support plate; 303. Spring; 304. Baffle; 4. Counterweight assembly; 401. Counterweight plate; 402. Connecting groove; 403. Bottom rod. Detailed Implementation
[0019] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. Example
[0020] As attached Figure 1 To be continued Figure 5 As shown:
[0021] This utility model provides a crane lifting load testing device, including: a support mechanism 1, a bottom auxiliary connecting assembly 2, an auxiliary support mechanism 3, and a counterweight assembly 4; the support mechanism 1 is a rectangular parallelepiped structure; the number of bottom auxiliary connecting assemblies 2 is set to two sets, and the bottom auxiliary connecting assemblies 2 are installed at the bottom of the support mechanism 1; the auxiliary support mechanism 3 is fixedly installed at the top of the support mechanism 1; the counterweight assembly 4 is connected to the bottom auxiliary connecting assembly 2 and the auxiliary support mechanism 3; the bottom auxiliary connecting assembly 2 includes: a support frame 201 and a hydraulic push rod 202; the support frame 201 is a rectangular parallelepiped structure with a groove on the inner side, and the support frame 201 is fixedly installed at the bottom of the support mechanism 1; one end of the hydraulic push rod 202 is inserted into the support frame 201.
[0022] like Figure 3 As shown, the support mechanism 1 includes: a support plate 101, a hanging ring 102, a fixing plate 103, a support plate 104, and a bottom support plate 105; the support plate 101 is a cuboid structure with a groove in the middle, and the support frame 201 is fixedly installed at the bottom of the support plate 101; the hanging ring 102 is fixedly installed on the surface of the support plate 101, and the hanging ring 102 can be easily connected to the lifting device; the bottom of the fixing plate 103 is fixedly connected to the support plate 101; the support plate 104 is a cuboid structure with a sliding groove on the surface, and the bottom of the support plate 104 is fixedly connected to the support plate 101; the top of the bottom support plate 105 is fixedly connected to the support plate 101, and one side of the bottom support plate 105 is fixedly connected to the hydraulic push rod 202.
[0023] like Figure 4As shown, the bottom auxiliary connection component 2 also includes: a sliding support block 203 and an insert plate 204; the sliding support block 203 is slidably installed inside the slide groove of the support frame 201 and is fixedly connected to the hydraulic push rod 202; one side of the insert plate 204 has an inclined surface, and the other end of the insert plate 204 is fixedly connected to the sliding support block 203. The insert plate 204 contacts the inclined surface of the counterweight plate 401 and can push the counterweight plate 401 to lift upward.
[0024] like Figure 1 As shown, the auxiliary support mechanism 3 includes: a fixed rod 301, an auxiliary support plate 302, a spring 303, and a baffle 304; one side of the fixed rod 301 is fixedly connected to the fixed plate 103; one side of the auxiliary support plate 302 slides through the square groove of the support plate 104; the spring 303 is installed on the surface of the fixed rod 301, and the spring 303 can play the role of elastically supporting the auxiliary support plate 302; the baffle 304 is fixedly installed on the surface of the auxiliary support plate 302, and the baffle 304 can play the role of auxiliary limiting the auxiliary support plate 302.
[0025] like Figure 5 As shown, the counterweight assembly 4 includes: a counterweight plate 401, a docking groove 402, and a bottom rod 403; the counterweight plate 401 is generally a cuboid structure, and the sides of the counterweight plate 401 are provided with inclined surfaces; the docking groove 402 is generally a funnel-shaped structure, and the docking groove 402 is provided on the surface of the counterweight plate 401; the bottom rod 403 is fixedly installed at the bottom of the counterweight plate 401, and the docking groove 402 and the bottom rod 403 can facilitate the stacking of two sets of counterweight plates 401.
[0026] The specific usage and function of this embodiment are as follows:
[0027] In this invention, during use, the counterweight plate 401 is heavy, and multiple sets of counterweight plates 401 are stacked together via connecting grooves 402 and bottom rods 403. During counterweighting, they are connected to a lifting device via hanging rings 102. The top set of counterweight plates 401 is placed inside the square groove of the support plate 101. When the hydraulic push rods 202 are activated, both sets of hydraulic push rods 202 are activated and push the sliding support block 203 and the insert plate 204 to slide inwards. The inclined surface of the insert plate 204 contacts the bottom inclined surface of the second set of counterweight plates 401, squeezing and controlling the insert plate 204 to slide inwards, pushing both sets of counterweight plates 401 upwards. The top set of counterweight plates 401... The surface will contact the inclined surface of the auxiliary support plate 302. The auxiliary support plate 302 will slide to one side under force, the spring 303 will contract, the counterweight plate 401 will continue to rise, the insert plate 204 will be inserted into the bottom of the bottom set of counterweight plates 401, and the auxiliary support plate 302 will be inserted into the bottom of the second set of counterweight plates 401 to form auxiliary support. When the counterweight is added, the insert plate 204 will be controlled to slide outward, and the bottom counterweight plate 401 will be in contact with the next set of counterweight plates 401 again. The insert plate 204 will be controlled to slide inward and push the counterweight plate to continue to rise. The weight is added to the detection critical point to complete the counterweight. Then the counterweight is lifted by a crane for static or dynamic load testing.
[0028] The following points should be noted in this article:
[0029] 1. The accompanying drawings of the embodiments disclosed herein only relate to the structures involved in the embodiments disclosed herein; other structures can be referred to in a general design.
[0030] 2. Where there is no conflict, the embodiments of this disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.
[0031] The above are merely specific embodiments of this disclosure, but the scope of protection of this disclosure is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the scope of the technology disclosed in this disclosure should be included within the scope of protection of this disclosure. Therefore, the scope of protection of this disclosure should be determined by the scope of the claims.
Claims
1. A crane lifting load testing device, comprising: The support mechanism (1), the bottom auxiliary connection component (2), the auxiliary support mechanism (3), and the counterweight component (4) are characterized in that the support mechanism (1) is a cuboid structure in whole; the bottom auxiliary connection component (2) is set to two sets, and the bottom auxiliary connection component (2) is installed at the bottom of the support mechanism (1); the auxiliary support mechanism (3) is fixedly installed at the top of the support mechanism (1); the counterweight component (4) is connected to the bottom auxiliary connection component (2) and the auxiliary support mechanism (3); the bottom auxiliary connection component (2) includes: a support frame (201) and a hydraulic push rod (202); the support frame (201) is fixedly installed at the bottom of the support mechanism (1); one end of the hydraulic push rod (202) is inserted into the support frame (201).
2. The crane lifting load testing device according to claim 1, characterized in that: The support mechanism (1) includes: a support plate (101), a hanging ring (102), a fixing plate (103), a support plate (104), and a bottom support plate (105); the support frame (201) is fixedly installed at the bottom of the support plate (101); the hanging ring (102) is fixedly installed on the surface of the support plate (101); the bottom of the fixing plate (103) is fixedly connected to the support plate (101); the support plate (104) is a cuboid structure with a groove on its surface, and the bottom of the support plate (104) is fixedly connected to the support plate (101); the top of the bottom support plate (105) is fixedly connected to the support plate (101), and one side of the bottom support plate (105) is fixedly connected to the hydraulic push rod (202).
3. The crane lifting load testing device according to claim 2, characterized in that: The bottom auxiliary connection assembly (2) further includes: a sliding support block (203) and a insert plate (204); the sliding support block (203) is slidably installed inside the groove of the support frame (201) and fixedly connected to the hydraulic push rod (202); the insert plate (204) has an inclined surface on one side and the other end of the insert plate (204) is fixedly connected to the sliding support block (203).
4. The crane lifting load testing device according to claim 2, characterized in that: The auxiliary support mechanism (3) includes: a fixed rod (301), an auxiliary support plate (302), a spring (303), and a baffle (304); one side of the fixed rod (301) is fixedly connected to the fixed plate (103); one side of the auxiliary support plate (302) slides through the square groove of the support plate (104); the spring (303) is installed on the surface of the fixed rod (301); and the baffle (304) is fixedly installed on the surface of the auxiliary support plate (302).
5. The crane lifting load testing device according to claim 1, characterized in that: The counterweight assembly (4) includes: a counterweight plate (401), a docking groove (402), and a bottom rod (403); the counterweight plate (401) is a rectangular parallelepiped structure, and the sides of the counterweight plate (401) are provided with inclined surfaces; the docking groove (402) is a funnel-shaped structure, and the docking groove (402) is provided on the surface of the counterweight plate (401); the bottom rod (403) is fixedly installed at the bottom of the counterweight plate (401).