CN218823235U

CN218823235U - Crane tension testing device

Info

Publication number: CN218823235U
Application number: CN202223359358.2U
Authority: CN
Inventors: 史仍朋; 王情情
Original assignee: Jining Special Equipment Inspection and Research Institute
Current assignee: Jining Special Equipment Inspection and Research Institute
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-04-07
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a crane tension testing device in the technical field of crane testing, which comprises a base, wherein support legs are arranged at the periphery of the bottom of the base; guide rods are uniformly arranged at the top of the base; the top of the base is uniformly attached and connected with supporting legs, the tops of the supporting legs are arranged on the test box, a box door is hinged to the test box, and a door lock is arranged on the box door; guide sleeves which are sleeved on the guide rods in a sliding manner are uniformly arranged on the test box; a placing component is arranged in the test box; through the removal of electronic guide rail drive slide bar, can drive and place the board and stretch out or take in the test box to and then in the outside of test box add or take out the heavy object.

Description

Crane tension testing device

Technical Field

The utility model relates to a hoist test technical field specifically is a hoist pulling force inspection testing arrangement.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range.

The crane needs to be inspected before use to test if its tension is satisfactory. Patent No. CN202120134250.X discloses a hoist pulling force inspection testing arrangement, and it is through setting up the pulling force accredited testing organization, and relevant staff can be according to the hoist of different models, selects to add the heavy object toward the standing groove in the test block in, adds the back, alright let the jack couple pass the pull eye on the lug, then alright carry out the hoist pulling force test, just can drive the test block upward movement when the hoist pulling pull eye.

In order to test cranes of different models, the weight of a test block needs to be changed, namely a weight needs to be added or taken out, but the applicant finds that the weight is high, the weight is added or taken out from a placing groove of the test block difficultly, and therefore the crane tension test device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist pulling force inspection testing arrangement to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the crane tension testing device comprises a base, wherein support legs are arranged on the periphery of the bottom of the base;

guide rods are uniformly arranged at the top of the base;

the top of the base is uniformly attached and connected with supporting legs, the tops of the supporting legs are arranged on the test box, a box door is hinged to the test box, and a door lock is arranged on the box door;

guide sleeves which are sleeved on the guide rods in a sliding manner are uniformly arranged on the test box;

a placing component is arranged in the test box;

the placing assembly comprises two groups of electric guide rails with the same structure, the two groups of electric guide rails are respectively arranged on two sides of the inner wall of the bottom of the test box, the output ends of the two groups of electric guide rails are connected with a sliding rod, and a placing plate is welded on the front side of the sliding rod;

and a lifting ring is arranged at the top of the test box.

As a preferred scheme of crane pulling force inspection testing arrangement, wherein: the front side both ends of test box bottom inner wall all are provided with the supporting seat, and are provided with on the supporting seat and place board bottom front side roll connection's supporting wheel.

As a crane pulling force inspection testing arrangement's an optimal selection scheme, wherein: the utility model discloses a support roller, including base, base top, equal sliding connection has the movable rod on the dead lever, the front side both ends at base top all are provided with the dead lever, and are two sets of equal sliding connection has the movable rod on the dead lever, all be provided with the same screw of two sets of structures on the movable rod, and two sets of the screw height difference is two sets of all be provided with on the dead lever with the top the bolt that the screw is connected, two sets of the opposite side of movable rod all is provided with the backing roll.

As a crane pulling force inspection testing arrangement's an optimal selection scheme, wherein: the top end of the guide rod is provided with a stop block.

As a preferred scheme of crane pulling force inspection testing arrangement, wherein: the top of the placing plate is provided with a blocking frame.

As a preferred scheme of crane pulling force inspection testing arrangement, wherein: the outer ring of the blocking frame is aligned with the outer ring of the placing plate.

Compared with the prior art, the beneficial effects of the utility model are that: through the removal of electric guide rail drive slide bar, can drive and place the board and stretch out or receive into the test box, and then in order to add or take out the heavy object in the outside of test box, compare operating personnel arm and stretch into the operation in the test box, it is more convenient and can save strength.

Drawings

Fig. 1 is a schematic view of the overall structure of a crane tension testing device of the present invention;

fig. 2 is a schematic structural view of a placing component of the crane tension testing device of the present invention;

fig. 3 is the utility model relates to a crane pulling force inspection testing arrangement supporting seat and supporting wheel structure sketch map.

In the figure: 1. a base; 2. a leg; 3. a guide bar; 4. a support leg; 5. a test box; 6. a box door; 7. a door lock; 8. a guide sleeve; 9. an electric guide rail; 10. a slide bar; 11. placing the plate; 12. a blocking frame; 13. a stopper; 14. a supporting seat; 15. a support wheel; 16. fixing the rod; 17. a movable rod; 18. a bolt; 19. a support roller; 20. a lifting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the crane tension test device comprises a base 1, wherein support legs 2 are arranged on the periphery of the bottom of the base 1, and the base 1 is stably placed at a position required by a crane tension test through the support legs 2;

in order to guide the test box 5, guide rods 3 are uniformly arranged at the top of the base 1;

the top of the base 1 is uniformly attached with supporting legs 4, the tops of the supporting legs 4 are all arranged on the test box 5, when the test box 5 is not pulled, the test box 5 is supported by the supporting legs 4 contacting the base 1, a box door 6 is hinged on the test box 5, and a door lock 7 is arranged on the box door 6 and used for preventing a heavy object in the test box 5 from running out;

the guide sleeves 8 which are sleeved on the guide rods 3 in a sliding manner are uniformly arranged on the test box 5, and when the test box 5 is lifted, the guide sleeves 8 move on the guide rods 3 for guiding;

a placing component is arranged in the test box 5;

the placing assembly comprises two groups of electric guide rails 9 with the same structure, the two groups of electric guide rails 9 are respectively arranged on two sides of the inner wall of the bottom of the test box 5, a power supply for supplying power to the electric guide rails 9 is arranged at the bottom of the test box 5, the electric guide rails 9 are also controlled by the prior art, the output ends of the two groups of electric guide rails 9 are both connected with a sliding rod 10, and a placing plate 11 is welded on the front side of the sliding rod 10, so that the electric guide rails 9 can drive the sliding rod 10 to move in the front and back directions, and further drive the placing plate 11 to stretch out or retract into the test box 5, and further facilitate adding or taking out heavy objects outside the test box 5;

the top of the test box 5 is provided with a lifting ring 20 so as to be lifted by a lifting hook of a crane, during testing, a heavy object with known weight is placed on the placing plate 11, the heavy object is added according to the test requirement, the test box 5 is lifted by the crane through the lifting ring 20, the test box 5 is driven to move upwards, the test result is the sum of the weights of the lifting ring 20, the heavy object, the test box 5, the box door 6, the door lock 7, the guide sleeve 8, the placing component, the supporting seat 14 and the supporting wheel 15, and the influence of sliding friction between the guide sleeve 8 and the guide rod 3 can be ignored relative to the weight of the heavy object.

Supporting seats 14 are arranged at two ends of the front side of the inner wall of the bottom of the test box 5, supporting wheels 15 in rolling connection with the front side of the bottom of the placing plate 11 are arranged on the supporting seats 14, when the placing plate 11 is arranged in the test box 5, the front side can be supported through the supporting wheels 15, the situation that the placing plate 11 is subjected to the gravity acting on the sliding rod 10 is prevented, and the damage to the connecting position of the placing plate 11 and the sliding rod 10 is caused.

All be provided with dead lever 16 at the front side both ends at base 1 top, equal sliding connection has movable rod 17 on two sets of dead levers 16, all be provided with the same screw of two sets of structures on the movable rod 17, and two sets of screw height differences, all be provided with the bolt 18 of being connected with the top screw on two sets of dead levers 16, the opposite side of two sets of movable rod 17 all is provided with backing roll 19, 6 switches on chamber door this moment all do not receive the influence, when placing board 11 when pulling out, make bolt 18 be connected with the bottom screw, need movable rod 17 to move up promptly, it places board 11 to drive backing roll 19 to move up the contact, can place board 11 front side to the pulling out and support, further prevent to place board 11 and slide bar 10 junction and appear damaging, and place board 11 on backing roll 19 and supporting wheel 15 pulling, the frictional force is less, and is more convenient.

A blocking frame 12 is arranged on top of the placing plate 11 in order to avoid dust carried by the heavy objects falling from the placing plate 11 into the test chamber 5, which is not well cleaned.

The outer ring of the blocking frame 12 is aligned with the outer ring of the placing plate 11, so that the dust blocking area is increased.

Example 2

Referring to fig. 1, a stopper 13 is arranged at the top end of the guide rod 3, so that the situation that the guide sleeve 8 is separated from the guide rod 3 due to the fact that the test box 5 is pulled up too high when a crane performs a tension test is avoided.

The rest of the structure was the same as in example 1.

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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hoist pulling force inspection testing arrangement which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the device comprises a base (1), wherein support legs (2) are arranged on the periphery of the bottom of the base (1);

the top of the base (1) is uniformly provided with guide rods (3);

the top of the base (1) is uniformly attached and connected with supporting legs (4), the tops of the supporting legs (4) are arranged on the test box (5), a box door (6) is hinged to the test box (5), and a door lock (7) is arranged on the box door (6);

guide sleeves (8) which are sleeved on the guide rods (3) in a sliding manner are uniformly arranged on the test box (5);

a placing component is arranged in the test box (5);

the placing assembly comprises two groups of electric guide rails (9) with the same structure, the two groups of electric guide rails (9) are respectively arranged on two sides of the inner wall of the bottom of the test box (5), the output ends of the two groups of electric guide rails (9) are connected with a sliding rod (10), and a placing plate (11) is welded on the front side of the sliding rod (10);

and a lifting ring (20) is arranged at the top of the test box (5).

2. The crane tension test device as claimed in claim 1, wherein: supporting seats (14) are arranged at two ends of the front side of the inner wall of the bottom of the test box (5), and supporting wheels (15) in rolling connection with the front side of the bottom of the placing plate (11) are arranged on the supporting seats (14).

3. The crane tension test device as claimed in claim 1, wherein: the front side both ends at base (1) top all are provided with dead lever (16), and are two sets of equal sliding connection has movable rod (17) on dead lever (16), all be provided with the same screw of two sets of structures on movable rod (17), and two sets of the screw height difference is two sets of all be provided with the top on dead lever (16) bolt (18) that the screw is connected, two sets of the opposite side of movable rod (17) all is provided with backing roll (19).

4. The crane tension test device as claimed in claim 1, wherein: the top end of the guide rod (3) is provided with a stop block (13).

5. The crane tension test device as claimed in claim 1, wherein: the top of the placing plate (11) is provided with a blocking frame (12).

6. The crane tension test device as claimed in claim 5, wherein: the outer ring of the baffle frame (12) is aligned with the outer ring of the placing plate (11).