CN220950887U - Explosion-proof low headroom chain block - Google Patents
Explosion-proof low headroom chain block Download PDFInfo
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- CN220950887U CN220950887U CN202322776600.4U CN202322776600U CN220950887U CN 220950887 U CN220950887 U CN 220950887U CN 202322776600 U CN202322776600 U CN 202322776600U CN 220950887 U CN220950887 U CN 220950887U
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- fixedly connected
- explosion
- universal joint
- adjusting
- adjusting rod
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- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- 229910000997 High-speed steel Inorganic materials 0.000 claims abstract description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000004880 explosion Methods 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses an explosion-proof low-clearance chain block, which comprises: the lifting platform assembly is characterized in that an explosion-proof chain block and a main rod are arranged at the bottom of the lifting platform assembly, a sleeve is sleeved on the circumferential surface of the main rod, an adjusting assembly is arranged on the circumferential surface of the sleeve, a bottom plate is fixedly connected to the bottom of the main rod, and a travelling wheel is fixedly connected to the bottom of the bottom plate; the adjusting assembly comprises an inner adjusting rod, a first universal joint, a graduated scale, a limiting ring, an outer adjusting rod, a limiting block, a second universal joint, an adjusting hole, an adjusting bolt and a compression spring, wherein the first universal joint is fixedly connected to one side of the inner adjusting rod, and the graduated scale is fixedly connected to the circumferential surface of the inner adjusting rod. Through setting up hoist table board, fixed plate, connecting axle, mobile jib and sleeve pipe, the tripod design is more stable, and the main material is high-speed steel, and rigidity and toughness are higher, and it is safer to hoist, can satisfy on a large scale and hoist weight.
Description
Technical Field
The utility model relates to the technical field of chain blocks, in particular to an explosion-proof low-clearance chain block.
Background
The chain block is the most ideal explosion-proof hoisting equipment in the world, is mainly applied to space hoisting operation containing inflammable and explosive gas and dust, and needs to be applied to low-clearance chain blocks in the scene of insufficient space of some hoisting operations.
In the existing explosion-proof low-clearance chain block, the chain block and a bracket are not fixedly matched, the chain block can be safely lifted by means of a reliable bracket structure, the existing available bracket is estimated in a real scene in a visual measurement mode, so that lifting accidents occur easily due to insufficient materials and stable structures of the existing bracket, operators are injured, and a general structure cannot meet the large-scale lifting weight.
Disclosure of utility model
The utility model provides an explosion-proof low-clearance chain block, which is more stable in design, is mainly made of high-speed steel, has higher rigidity and toughness, is safer to hoist, can meet the requirement of large-scale hoisting weight, can rotate the distance between an inner adjusting rod and an outer adjusting rod, realizes the lifting of a lifting table plate, can accurately measure the distance between main rods by a graduated scale, ensures that the lifting height is more accurate, is more beneficial to a low-clearance operating environment, and is better matched with the explosion-proof chain block.
In order to achieve the above object, an explosion-proof low headroom chain block is provided, comprising: the lifting platform assembly is characterized in that an explosion-proof chain block and a main rod are arranged at the bottom of the lifting platform assembly, a sleeve is sleeved on the circumferential surface of the main rod, an adjusting assembly is arranged on the circumferential surface of the sleeve, a bottom plate is fixedly connected to the bottom of the main rod, and a travelling wheel is fixedly connected to the bottom of the bottom plate;
The adjusting assembly comprises an inner adjusting rod, a first universal joint, a graduated scale, a limiting ring, an outer adjusting rod, a limiting block, a second universal joint, an adjusting hole, an adjusting bolt and a compression spring, wherein one side of the inner adjusting rod is fixedly connected with the first universal joint, the graduated scale is fixedly connected to the circumferential surface of the inner adjusting rod, one side of the inner adjusting rod, far away from the first universal joint, is fixedly connected with the limiting ring, the circumferential surface of the limiting ring is provided with the outer adjusting rod, one side of the outer adjusting rod, far away from the limiting block, is fixedly connected with the second universal joint, the limiting ring is located between the limiting block and the second universal joint, the circumferential surface of the outer adjusting rod is provided with the adjusting hole, the adjusting bolt is in threaded connection with the outer adjusting rod, and the compression spring is movably arranged between the limiting ring and the second universal joint.
According to the explosion-proof low-clearance chain block, the hanging platform assembly comprises a hanging platform plate, fixing plates and connecting shafts, the fixing plates are fixedly connected to the bottom of the hanging platform plate, a plurality of fixing plates are arranged, the connecting shafts are fixedly connected between the two fixing plates, and the circumferential surfaces of the connecting shafts are rotationally connected with the top of the main rod.
According to the explosion-proof low-clearance chain block, the number of the connecting shaft, the main rod, the sleeve, the adjusting component, the bottom plate and the travelling wheels is three, and the connecting shaft, the main rod, the sleeve, the adjusting component, the bottom plate and the travelling wheels are circumferentially distributed below the hanging table plate.
According to the explosion-proof low-clearance chain block, the bottom of the hanging table plate is fixedly connected with the explosion-proof chain block.
According to the explosion-proof low-clearance chain block, the three adjusting assemblies and the sleeve are distributed annularly, and the first universal joint, the second universal joint and the sleeve are fixedly connected annularly end to end.
According to the explosion-proof low-clearance chain block, the hanging platen, the fixed plate, the connecting shaft, the main rod, the sleeve, the inner adjusting rod and the outer adjusting rod are all made of high-speed steel.
The utility model has the beneficial effects that:
1. By arranging the lifting table plate, the fixing plate, the connecting shaft, the main rod and the sleeve, the triangular bracket is more stable in design, is mainly made of high-speed steel, is higher in rigidity and toughness, is safer to lift, and can meet the large-scale lifting weight;
2. Through setting up interior regulation pole, first universal joint, scale, spacing ring, outer regulation pole, stopper, second universal joint and compression spring, can also rotate the interior distance of adjusting between pole and the outer regulation pole, realize hanging the lift of platen, the scale can accurate distance between the mobile jib, makes lifting height more accurate, more does benefit to low headroom operational environment, and is better with explosion-proof chain block cooperation.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a front view of an explosion-proof low headroom chain block of the present utility model;
FIG. 2 is a block diagram of a hanging platform assembly of the explosion-proof low-clearance chain block of the utility model;
FIG. 3 is a block diagram of an adjusting assembly of the explosion-proof low headroom chain block of the present utility model;
FIG. 4 is a cross-sectional view of an outer adjusting rod of an explosion-proof low-clearance chain block of the present utility model.
Legend description:
1. a hanging platform assembly; 2. explosion-proof chain block; 3. a main rod; 4. a sleeve; 5. an adjustment assembly; 6. a bottom plate; 7. a travelling wheel;
101. a hanging bedplate; 102. a fixing plate; 103. a connecting shaft;
501. An inner adjusting rod; 502. a first universal joint; 503. a graduated scale; 504. a limiting ring; 505. an outer adjustment lever; 506. a limiting block; 507. a second universal joint; 508. an adjustment aperture; 509. an adjusting bolt; 510. compressing the spring.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1 to 4, an explosion-proof low headroom chain block according to an embodiment of the present utility model includes: the lifting platform assembly 1, the bottom of the lifting platform assembly 1 is provided with an explosion-proof chain block 2 and a main rod 3, a sleeve 4 is sleeved on the circumferential surface of the main rod 3, an adjusting assembly 5 is arranged on the circumferential surface of the sleeve 4, the bottom of the main rod 3 is fixedly connected with a bottom plate 6, and the bottom of the bottom plate 6 is fixedly connected with a travelling wheel 7.
The adjusting assembly 5 comprises an inner adjusting rod 501, a first universal joint 502, a graduated scale 503, a limiting ring 504, an outer adjusting rod 505, a limiting block 506, a second universal joint 507, an adjusting hole 508, an adjusting bolt 509 and a compression spring 510, wherein one side of the inner adjusting rod 501 is fixedly connected with the first universal joint 502, the graduated scale 503 is fixedly connected to the circumferential surface of the inner adjusting rod 501, one side of the inner adjusting rod 501 away from the first universal joint 502 is fixedly connected with the limiting ring 504, the outer adjusting rod 505 is connected to the circumferential surface of the limiting ring 504 in a threaded manner, one side of the outer adjusting rod 505 is fixedly connected with the limiting block 506, one side of the outer adjusting rod 505 away from the limiting block 506 is fixedly connected with the second universal joint 507, the limiting ring 504 is located between the limiting block 506 and the second universal joint 507, the adjusting hole 508 is formed in the circumferential surface of the outer adjusting rod 505, the adjusting bolt 509 is arranged in the adjusting hole 508, the adjusting bolt 509 is in threaded connection with the outer adjusting rod 505, and the compression spring 510 is movably arranged between the limiting ring 504 and the second universal joint 507.
The hanging platform assembly 1 comprises a hanging platform plate 101, fixing plates 102 and connecting shafts 103, the fixing plates 102 are fixedly connected to the bottom of the hanging platform plate 101, the bottom of the hanging platform plate 101 is fixedly connected with an explosion-proof chain block 2, the number of the fixing plates 102 is multiple, the connecting shafts 103 are fixedly connected between the two fixing plates 102, the circumferential surfaces of the connecting shafts 103 are rotationally connected with the top of a main rod 3, the number of the connecting shafts 103, the main rod 3, a sleeve 4, an adjusting assembly 5, a bottom plate 6 and a travelling wheel 7 is three, the circumference is distributed below the hanging platform plate 101, the three adjusting assemblies 5 and the sleeve 4 are all distributed annularly, the first universal joint 502, the second universal joint 507 and the sleeve 4 are all fixedly connected in an annular mode, the hanging platform plate 101, the fixing plates 102, the connecting shafts 103, the main rod 3, the sleeve 4, the inner adjusting rod 501 and the outer adjusting rod 505 are made of high-speed steel, and the hanging platform assembly has rigidity and toughness, and the lifting capacity is improved.
Working principle: the explosion-proof chain block 2 is hung below the hanging table plate 101, the inner adjusting rod 501 is rotated, the compression spring 510 in the outer adjusting rod 505 is stretched, the inclination angle of the main rod 3 is determined by observing the graduated scale 503 on the inner adjusting rod 501, so that the height of the hanging table plate 101 is controlled, after the distance between the inner adjusting rod 501 and the outer adjusting rod 505 is adjusted, the adjusting bolt 509 is screwed to enable the bottom of the adjusting bolt 509 to be in contact with the circumferential surface of the inner adjusting rod 501, the inner adjusting rod 501 and the outer adjusting rod 505 are fixed, the main rod 3 is fixed, and then the hanging work is carried out.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. An explosion-proof low headroom chain block, characterized by comprising: the anti-explosion lifting table comprises a lifting table assembly (1), wherein an anti-explosion chain block (2) and a main rod (3) are arranged at the bottom of the lifting table assembly (1), a sleeve (4) is sleeved on the circumferential surface of the main rod (3), an adjusting assembly (5) is arranged on the circumferential surface of the sleeve (4), a bottom plate (6) is fixedly connected to the bottom of the main rod (3), and a travelling wheel (7) is fixedly connected to the bottom of the bottom plate (6);
The adjusting assembly (5) comprises an inner adjusting rod (501), a first universal joint (502), a graduated scale (503), a limiting ring (504), an outer adjusting rod (505), a limiting block (506), a second universal joint (507), an adjusting hole (508), an adjusting bolt (509) and a compression spring (510), wherein one side of the inner adjusting rod (501) is fixedly connected with the first universal joint (502), the graduated scale (503) is fixedly connected to the circumferential surface of the inner adjusting rod (501), one side of the inner adjusting rod (501) far away from the first universal joint (502) is fixedly connected with the limiting ring (504), one side of the limiting ring (504) is fixedly connected with the outer adjusting rod (505), one side of the outer adjusting rod (505) far away from the limiting block (506) is fixedly connected with the second universal joint (507), the limiting ring (504) is positioned between the limiting block (506) and the second universal joint (507), one circumferential surface of the outer adjusting rod (505) is fixedly connected with the limiting hole (508), the adjusting bolt (509) is connected with the adjusting bolt (509) through threads, a compression spring (510) is movably arranged between the limiting ring (504) and the second universal joint (507).
2. The explosion-proof low headroom chain block according to claim 1, wherein the hanging platform assembly (1) comprises a hanging platform plate (101), fixing plates (102) and connecting shafts (103), the bottom of the hanging platform plate (101) is fixedly connected with the fixing plates (102), the number of the fixing plates (102) is multiple, the connecting shafts (103) are fixedly connected between the two fixing plates (102), and the circumferential surface of the connecting shafts (103) is rotationally connected with the top of the main rod (3).
3. The explosion-proof low-clearance chain block according to claim 2, wherein the number of the connecting shaft (103), the main rod (3), the sleeve (4), the adjusting component (5), the bottom plate (6) and the travelling wheel (7) is three, and the connecting shaft is circumferentially distributed below the hanging table plate (101).
4. The explosion-proof low-clearance chain block according to claim 2, wherein the bottom of the hanging table plate (101) is fixedly connected with the explosion-proof chain block (2).
5. An explosion-proof low clearance chain block according to claim 3, wherein the three adjusting assemblies (5) and the sleeve (4) are all distributed annularly, and the first universal joint (502), the second universal joint (507) and the sleeve (4) are all fixedly connected annularly end to end.
6. The explosion-proof low-clearance chain block according to claim 2, wherein the hanging table plate (101), the fixing plate (102), the connecting shaft (103), the main rod (3), the sleeve (4), the inner adjusting rod (501) and the outer adjusting rod (505) are all made of high-speed steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322776600.4U CN220950887U (en) | 2023-10-17 | 2023-10-17 | Explosion-proof low headroom chain block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322776600.4U CN220950887U (en) | 2023-10-17 | 2023-10-17 | Explosion-proof low headroom chain block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220950887U true CN220950887U (en) | 2024-05-14 |
Family
ID=91015800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322776600.4U Active CN220950887U (en) | 2023-10-17 | 2023-10-17 | Explosion-proof low headroom chain block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220950887U (en) |
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2023
- 2023-10-17 CN CN202322776600.4U patent/CN220950887U/en active Active
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