CN203513161U - Chain block - Google Patents
Chain block Download PDFInfo
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- CN203513161U CN203513161U CN201320609361.7U CN201320609361U CN203513161U CN 203513161 U CN203513161 U CN 203513161U CN 201320609361 U CN201320609361 U CN 201320609361U CN 203513161 U CN203513161 U CN 203513161U
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- wallboard
- chain
- strut bar
- chain block
- case
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Abstract
The utility model provides a chain block and belongs to the technical field of machinery. The technical problems that an existing chain block is poor in stability and reliability and the like are solved. The chain block comprises a hoisting chain and a hand pulling chain which are meshed with a hoisting chain wheel and a hand pulling chain wheel respectively. A left wall plate and a right wall plate are connected through a bearing and the hoisting chain wheel which is fixedly connected with a long shaft. The hand pulling chain wheel is arranged on the long shaft in a sleeved mode and can rotate relative to the long shaft. At least three first supporting rods are connected between a left cover shell and a right cover shell. The first supporting rods are arranged on the left wall plate and the right wall plate in a penetrating mode. Each first supporting rod is provided with a first locating shaft shoulder, and the two sides of each first locating shaft shoulder abut against the inner side faces of the left wall plate and the right wall plate respectively. At least two second supporting rods are arranged between the left wall plate and the right wall plate. Each second supporting rod is provided with a second locating shaft shoulder, and the two sides of each second locating shaft shoulder abut against the inner side faces of the left wall plate and the right wall plate respectively. The chain block has the advantages of being good in stability and reliability and the like.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of chain block.
Background technology
Chain block makes again chain block, jin not fall, and is a kind of Manual hoisting machinery simple, easy to carry that uses, and also claims " ring-chain hoist " or " jack ".It is applicable to the short range handling of midget plant and goods, hoisting capacity is generally no more than 100T, chain block pulls chain, hand sprocket rotation by dropping, and friction lining ratchet, brake seat is pressed into one and jointly rotates, and tooth major axis is rotatable lamella gear, tooth minor axis and splined hole gear just.Like this, the chain hoist wheel of device on splined hole gear just drives hoisting chain, thus lifting heavy reposefully.Adopt ratchet friction disk type one-way drg, energy automatic brake under load, ratchet meshes with ratchet under the effect of spring, drg trouble free service.
Chain block is through being usually used in the comparatively severe occasion of the environment such as camp site, because itself is heavier, workmen often can throw on ground after using chain block, with ground or other hard object collisions etc., cause the impaired distortion of left and right case of chain block, thereby to keeping the left and right sidesing wall plate deformation in compression of the motion space of the drive disk assemblies such as chain hoist wheel, Ka Shisong while causing chain block in use to occur, the situation such as light when time is heavy, when serious, there will be chain hoist wheel, major axis or other drive disk assemblies are stuck, can not turn round etc., not only make the service life of chain block shorter, also likely there is construction accident.
For improving safety in utilization, stability and the reliability of chain block, and propose this programme, be devoted to improve the ability of being hit of chain block.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for existing technology, and a kind of chain block is provided, and technical problem to be solved in the utility model is how to prevent that chain block from being hit rear distortion, improves stability and the reliability of cucurbit.
The purpose of this utility model can realize by following technical proposal: a kind of chain block, comprise left case, right case, left wallboard, right wallboard, chain hoist wheel, pull sprocket wheel and major axis, described chain block also comprises respectively with chain hoist wheel and pulls the hoisting chain of sprocket engagement and pull chain, described left wallboard is connected with described chain hoist wheel by bearing with right wallboard, described chain hoist wheel and major axis are connected, the described sprocket wheel that pulls is set on major axis and can rotates relative to major axis, it is characterized in that, between described left case and right case, be connected with at least three strut bars one, described strut bar one is located on left wallboard and right wallboard, on described strut bar one, there is a location shaft shoulder one, the two sides of the described location shaft shoulder one respectively with the medial surface of left wallboard and right wallboard against, between described left wallboard and right wallboard, be also provided with at least two strut bars two, on described strut bar two, there is a location shaft shoulder two, the two sides of the described location shaft shoulder two respectively with the medial surface of left wallboard and right wallboard against.
Chain block also comprises hook and lower suspension hook, hook and left wallboard and right wallboard are connected, one end of lower suspension hook and hoisting chain is connected, on major axis, be also installed with at chain hoist wheel and pull the brake seat between sprocket wheel, on brake seat, be arranged with the ratchet of brake seat left rotation and right rotation relatively, left wallboard is provided with the ratchet with ratchet engagement, the two sides of ratchet be installed with respectively with pull sprocket wheel and brake seat against friction lining one and friction lining two, hook is hung on the connecting elements such as support, the object for the treatment of lifting is hung on lower suspension hook, pull and pull chain and make to pull sprocket wheel rotation, ratchet is allowed ratchet rotation, moment is through pulling sprocket wheel, friction lining one, ratchet, friction lining two, brake seat and major axis, be passed to chain hoist wheel and hoisting chain, thereby drive the object on lower suspension hook to rise, when object declines, oppositely pull and pull chain, now, ratchet is not allowed ratchet rotation, relies on friction lining one and friction lining two respectively and pulls the friction force between sprocket wheel and brake seat, makes object slow decreasing, this service tool of chain block often there will be following situation: comparatively mixed and disorderly placement, after using, thrown and fallen on ground, install and use procedure in collide etc. with external object, severe storage and working environment bring test to the intensity of chain block, left wallboard and the right wallboard of chain block are hit rear distortion, can make the bearing between left wallboard and right wallboard and chain hoist wheel impaired, thereby Ka Shisong when chain block is in use occurred, the situation such as light when time is heavy, when serious, there will be chain hoist wheel, major axis or other drive disk assemblies are stuck, can not turn round etc., not only make the service life of chain block shorter, also likely there is construction accident, in this programme, between left wallboard and right wallboard, be provided with strut bar one and strut bar two, the a pair of left case of strut bar and right case are fixed, and the location shaft shoulder one arranging on strut bar one can keep the distance between left wallboard and right wallboard, add on upper support bar two and locate the shaft shoulder two again to supporting between left wallboard and right wallboard, to supporting and locate between left wallboard and right wallboard, guarantee the intensity between left wallboard and right wallboard, when chain block is hit, there will not be the problems such as left wallboard or right wallboard distortion, extended the service life of chain block, improved the safety in utilization of chain block, reliability and stability.
In above-mentioned a kind of chain block, the outside of described left wallboard be provided with left wallboard against ratchet case, described strut bar one is located on described ratchet case, on every described strut bar one, be all arranged with a support sleeve, the two ends of described support sleeve respectively with the lateral surface of ratchet case and the medial surface of left case against; The two ends, left and right of described strut bar one jam nut one that has all been threaded.Ratchet casing valve jacket is located at and pulls on sprocket wheel, and ratchet is covered, this ratchet case will pull sprocket wheel and ratchet separates, chain block ratchet and ratchet are protected, on strut bar one, be arranged with support sleeve, increased strut bar one and left case and pulled the distance between sprocket wheel, to playing the effect of supporting and locating between left wallboard and left case; Support sleeve can keep the spacing between left wallboard and left case, this chain block is used under the state at various angles of inclination and there will not be situations such as jumping chain (pulling a rear Huantiao of chain to the position of last ring), chain jamming (block and pull chain) more, improved stability and reliability.
In above-mentioned a kind of chain block, described right wallboard is provided with two minor axises, on two described minor axises, is respectively arranged with a plate gear, and the right part of described major axis is provided with a Positioning Gear, described Positioning Gear and two described plate gear engagements.Plate gear and Positioning Gear position the position of major axis, keep the centrad of major axis, make each drive disk assembly stable drive, rub little.
In above-mentioned a kind of chain block, the outside of described right wallboard be provided with right wallboard against Side fascia, described strut bar two is located on described Side fascia, the two ends, left and right of described strut bar two jam nut two that has all been threaded, the inner side of described jam nut two is provided with the elastomeric pad being set on strut bar two.Side fascia, by plate gear and Positioning Gear parcel, makes to keep apart between plate gear and Positioning Gear and right case, can avoid the impact of right case distortion on major axis and plate gear by actv..
In above-mentioned a kind of chain block, described strut bar one and strut bar two respectively have three, three described strut bars one are equicrural triangle and are distributed between left case and right case, and three described strut bars two are equicrural triangle and are distributed between left wallboard and right wallboard.Strut bar one and strut bar two even carries left wallboard and right wallboards, improve the Joint strenght between left wallboard and right wallboard.
In above-mentioned a kind of chain block, wherein described strut bar two is positioned at the below of chain hoist wheel, and other two described strut bars two lay respectively at upper left side and the upper right side of chain hoist wheel.
In above-mentioned a kind of chain block, between described left wallboard and right wallboard, be connected with a suspension hook pin, the lower end of described hook has the articulated joint of a round pie, on described suspension hook pin, be equipped with two framework sheets between left wallboard and right wallboard, on described framework sheet, have a recess, described articulated joint is connected between two recesses.Between lower suspension hook and hoisting chain, there is similar structure, the benefit of this structure is, articulated joint by the recess between two framework sheets realize with suspension hook pin between be connected, easy for installation, and in the chamber that can form at two recesses of the articulated joint on hook, rotate freely the external carbuncle that while reducing lifting, hook is subject to.
In above-mentioned a kind of chain block, the middle part of described Side fascia and the end of described major axis are hinged, the middle part of described right case is provided with several projections that stretches out right case medial surface and lean with the lateral surface of described Side fascia, described projection circumferentially distributes, and the axis of described major axis overlaps with the line of centers of the circle that described projection surrounds, and between the right part of described major axis and Side fascia, is provided with gap.These projections will separate between Side fascia and right case, make to be not easy to lean between the end of major axis and right case, prevent from contacting and occurring stuck phenomenon between major axis and right case.
In above-mentioned a kind of chain block, between described left wallboard and right wallboard, be also installed with a baffle plate pin, described baffle plate pin is positioned at the below of chain hoist wheel, described baffle plate pin and be positioned on the strut bar two of chain hoist wheel below and be arranged with a baffle plate.The baffle plate connecting between this baffle plate pin and one of them strut bar two can lead with spacing to hoisting chain, and two ends hoisting chain can not bumped mutually.
In above-mentioned a kind of chain block, described support sleeve is that carbon steel is made.The effect of support sleeve be maintain left case and pull sprocket wheel and left wallboard between distance, its material has certain Rigidity and strength, uses price comparatively cheap, and processes simple Q235 carbon steel, can reduce costs and difficulty of processing.
Compared with prior art, the utlity model has following advantage:
1, in this programme, between left wallboard and right wallboard, be provided with strut bar one and strut bar two, the a pair of left case of strut bar and right case are fixed, and the location shaft shoulder one arranging on strut bar one can keep the distance between left wallboard and right wallboard, add on upper support bar two and locate the shaft shoulder two again to supporting between left wallboard and right wallboard, to supporting and locate between left wallboard and right wallboard, guarantee the intensity between left wallboard and right wallboard, when chain block is hit, there will not be the problems such as left wallboard or right wallboard distortion, extended the service life of chain block, improved the safety in utilization of chain block, reliability and stability.
2, ratchet casing valve jacket is located at least three strut bars one, be positioned at and pull below sprocket wheel, and ratchet is covered, this ratchet case will pull sprocket wheel and ratchet separates, chain block ratchet and ratchet are protected, on strut bar one, be arranged with support sleeve, increased area of contact and the adjustment and the spacing that pull sprocket wheel of strut bar one with left case, to playing the effect of support and location between left wallboard and left case; Support sleeve can keep the spacing between left wallboard and left case, this chain block is used under the state at various angles of inclination and there will not be situations such as jumping chain (pulling a rear Huantiao of chain to the position of last ring), chain jamming (block and pull chain) more, improved stability and reliability.
Accompanying drawing explanation
Fig. 1 is the cutaway view of this chain block.
Fig. 2 is the section drawing of A-A direction in Fig. 1.
Fig. 3 is the section drawing of E-E direction in Fig. 1.
Fig. 4 is that this chain block is removed the part sectional view after upper and lower suspension hook.
Fig. 5 is that Fig. 2 removes the enlarged drawing after lower suspension hook.
In figure, 1, left case; 2, right case; 3, hook; 4, lower suspension hook; 5, left wallboard; 6, right wallboard; 7, chain hoist wheel; 8, pull sprocket wheel; 9, major axis; 10, pull chain; 11, hoisting chain; 12, brake seat; 13, ratchet; 14, ratchet; 15, friction lining one; 16, friction lining two; 17, strut bar one; 18, strut bar two; 19, the location shaft shoulder one; 20, the location shaft shoulder two; 21, ratchet case; 22, support sleeve; 23, jam nut one; 24, minor axis; 25, plate gear; 26, Positioning Gear; 27, Side fascia; 28, jam nut two; 29, elastomeric pad; 30, suspension hook pin; 31, articulated joint; 32, framework sheet; 33, recess; 34, projection; 35, baffle plate; 36, baffle plate pin.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As Fig. 1, shown in Fig. 2 and Fig. 5, a kind of chain block, comprise left case 1, right case 2, hook 3, lower suspension hook 4, left wallboard 5, right wallboard 6, chain hoist wheel 7, pull sprocket wheel 8 and major axis 9, chain block also comprises respectively with chain hoist wheel 7 and pulls the hoisting chain 11 of sprocket wheel 8 engagements and pull chain 10, left wallboard 5 is connected with chain hoist wheel 7 by bearing with right wallboard 6, chain hoist wheel 7 is connected with major axis 9, pulling sprocket wheel 8 is set on major axis 9 and can rotates relative to major axis 9, on major axis 9, be also installed with at chain hoist wheel 7 and pull the brake seat 12 between sprocket wheel 8, on brake seat 12, be arranged with the ratchet 13 of brake seat 12 left rotation and right rotation relatively, left wallboard 5 is provided with the ratchet 14 with ratchet 13 engagements, the two sides of ratchet 13 be installed with respectively with pull sprocket wheel 8 and brake seat 12 against friction lining 1 and friction lining 2 16, between left case 1 and right case 2, be connected with at least three strut bars 1, strut bar 1 is located on left wallboard 5 and right wallboard 6, on strut bar 1, there is a location shaft shoulder 1, the two sides of the location shaft shoulder 1 respectively with the medial surface of left wallboard 5 and right wallboard 6 against, between left wallboard 5 and right wallboard 6, be also provided with at least two strut bars 2 18, on strut bar 2 18, there is a location shaft shoulder 2 20, the two sides of the location shaft shoulder 2 20 respectively with the medial surface of left wallboard 5 and right wallboard 6 against, hook 3 is connected with left wallboard 5 and right wallboard 6, and lower suspension hook 4 is connected with one end of hoisting chain 11.
As shown in Figure 3 and Figure 5, strut bar 1 and strut bar 2 18 respectively have three, three strut bars 1 are equicrural triangle and are distributed between left case 1 and right case 2, three strut bars 2 18 are equicrural triangle and are distributed between left wallboard 5 and right wallboard 6, strut bar 1 and the even carries left wallboard 5 of strut bar 2 18 and right wallboard 6, improve the Joint strenght between left wallboard 5 and right wallboard 6.
Further, wherein strut bar 2 18 is positioned at the below of chain hoist wheel 7, and other two strut bars 2 18 lay respectively at upper left side and the upper right side of chain hoist wheel 7.
As shown in Figure 1 and Figure 5, the outside of left wallboard 5 be provided with left wallboard 5 against ratchet case 21, strut bar 1 is located on ratchet case 21, on every strut bar 1, be all arranged with a support sleeve 22, the two ends of support sleeve 22 respectively with the lateral surface of ratchet case 21 and the medial surface of left case 1 against; The two ends, left and right of strut bar 1 jam nut 1 that has all been threaded, ratchet case 21 is set in and pulls on sprocket wheel 8, and ratchet 13 is covered, this ratchet case 21 will pull sprocket wheel 8 and separate with ratchet 13, chain block ratchet 13 and ratchet 14 are protected, on strut bar 1, be arranged with support sleeve 22, increased area of contact and the adjustment and the spacing that pull sprocket wheel 8 of strut bar 1 with left case 1, to playing the effect of support and location between left wallboard 5 and left case 1; Support sleeve 22 can keep the spacing between left wallboard 5 and left case 1, this chain block is used under the state at various angles of inclination and there will not be situations such as jumping chain (pulling a rear Huantiao of chain 10 to the position of last ring), chain jamming (block and pull chain 10) more, improved stability and reliability.
As shown in Figure 3 and Figure 4, right wallboard 6 is provided with on 24, two minor axises 24 of two minor axises and is respectively arranged with a plate gear 25, and the right part of major axis 9 is provided with a Positioning Gear 26, Positioning Gear 26 and two plate gear 25 engagements.The position of plate gear 25 and 26 pairs of major axis 9 of Positioning Gear positions, the centrad that keeps major axis 9, make each drive disk assembly stable drive, rub little, the outside of right wallboard 6 be provided with right wallboard 6 against Side fascia 27, strut bar 2 18 is located on Side fascia 27, the two ends, left and right of strut bar 2 18 jam nut 2 28 that has all been threaded, and the inner side of jam nut 2 28 is provided with the elastomeric pad 29 being set on strut bar 2 18.Side fascia 27, by plate gear 25 and Positioning Gear 26 parcels, makes to keep apart between plate gear 25 and Positioning Gear 26 and right case 2, can avoid right case 2 impacts of distortion on major axis 9 and plate gear 25 by actv..
As shown in Figure 1, between left wallboard 5 and right wallboard 6, be connected with a suspension hook pin 30, the lower end of hook 3 has the articulated joint 31 of a round pie, on suspension hook pin 30, be equipped with two framework sheets 32 between left wallboard 5 and right wallboard 6, on framework sheet 32, there is a recess 33, articulated joint 31 is connected between two recesses 33, between lower suspension hook 4 and hoisting chain 11, there is similar structure, the benefit of this structure is, articulated joint 31 by the recess 33 between two framework sheets 32 realize with suspension hook pin 30 between be connected, easy for installation, and the articulated joint on hook 3 31 can rotate freely in the chamber of two recesses, 33 formation, the external carbuncle that while reducing lifting, hook 3 is subject to, the end of the middle part of Side fascia 27 and major axis 9 is hinged, the middle part of right case 2 is provided with several projections 34 that stretches out right case 2 medial surfaces and lean with the lateral surface of Side fascia 27, projection 34 circumferentially distributes, and the axis of major axis 9 overlaps with the line of centers of the circle that projection 34 surrounds, between the right part of major axis 9 and Side fascia 27, be provided with gap, these projections 34 will separate between Side fascia 27 and right case 2, make to be not easy to lean between the end of major axis 9 and right case 2, prevent from contacting and occurring stuck phenomenon between major axis 9 and right case 2.
As shown in Figure 2, be also installed with a baffle plate pin 36 between left wallboard 5 and right wallboard 6, baffle plate pin 36 is positioned at the below of chain hoist wheel 7, baffle plate pin 36 and be positioned on the strut bar 2 18 of chain hoist wheel 7 belows and be arranged with a baffle plate 35.The baffle plate 35 connecting between this baffle plate pin 36 and one of them strut bar 2 18 can lead with spacing to hoisting chain 11, and two ends hoisting chain 11 can not bumped mutually.
The principle of work of this chain block is: hook 3 is hung on the connecting elements such as support, the object for the treatment of lifting is hung on lower suspension hook 4, pull and pull chain 10 and make to pull sprocket wheel 8 rotation, ratchet 14 is allowed ratchet 13 rotations, moment is through pulling sprocket wheel 8, friction lining 1, ratchet 13, friction lining 2 16, brake seat 12 and major axis 9, be passed to chain hoist wheel 7 and hoisting chain 11, thereby drive the object on lower suspension hook 4 to rise, when object declines, oppositely pull and pull chain 10, now, ratchet 14 is not allowed ratchet 13 rotations, relies on friction lining 1 and friction lining 2 16 respectively and pulls the friction force between sprocket wheel 8 and brake seat 12, makes object slow decreasing, this service tool of chain block often there will be following situation: comparatively mixed and disorderly placement, after using, thrown and fallen on ground, install and use procedure in collide etc. with external object, severe storage and working environment bring test to the intensity of chain block, left wallboard 5 and the right wallboard 6 of chain block are hit rear distortion, can make the bearing between left wallboard 5 and right wallboard 6 and chain hoist wheel 7 impaired, thereby Ka Shisong when chain block is in use occurred, the situation such as light when time is heavy, when serious, there will be chain hoist wheel 7, major axis 9 or other drive disk assemblies are stuck, can not turn round etc., not only make the service life of chain block shorter, also likely there is construction accident, in this programme, between left wallboard 5 and right wallboard 6, be provided with strut bar 1 and strut bar 2 18, one 17 pairs of left cases 1 of strut bar and right case 2 are fixed, and the location shaft shoulder 1 arranging on strut bar 1 can keep the distance between left wallboard 5 and right wallboard 6, add on upper support bar 2 18 and locate the shaft shoulder 2 20 again to supporting between left wallboard 5 and right wallboard 6, to supporting and locate between left wallboard 5 and right wallboard 6, guarantee the intensity between left wallboard 5 and right wallboard 6, when chain block is hit, there will not be the problems such as left wallboard 5 or 6 distortion of right wallboard, extended the service life of chain block, improved the safety in utilization of chain block, reliability and stability.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. a chain block, comprise left case (1), right case (2), left wallboard (5), right wallboard (6), chain hoist wheel (7), pull sprocket wheel (8) and major axis (9), described chain block also comprises respectively with chain hoist wheel (7) and pulls the hoisting chain (11) of sprocket wheel (8) engagement and pull chain (10), described left wallboard (5) is connected with described chain hoist wheel (7) by bearing with right wallboard (6), described chain hoist wheel (7) is connected with major axis (9), the described sprocket wheel (8) that pulls is set in major axis (9) above and can rotates relative to major axis (9), it is characterized in that, between described left case (1) and right case (2), be connected with at least three strut bars one (17), described strut bar one (17) is located on left wallboard (5) and right wallboard (6), on described strut bar one (17), there is a location shaft shoulder one (19), the two sides of the described location shaft shoulder one (19) respectively with the medial surface of left wallboard (5) and right wallboard (6) against, between described left wallboard (5) and right wallboard (6), be also provided with at least two strut bars two (18), on described strut bar two (18), there is a location shaft shoulder two (20), the two sides of the described location shaft shoulder two (20) respectively with the medial surface of left wallboard (5) and right wallboard (6) against.
2. chain block according to claim 1, it is characterized in that, the outside of described left wallboard (5) be provided with left wallboard (5) against ratchet case (21), described strut bar one (17) is located on described ratchet case (21), on every described strut bar one (17), be all arranged with a support sleeve (22), the two ends of described support sleeve (22) respectively with the lateral surface of ratchet case (21) and the medial surface of left case (1) against; The two ends, left and right of described strut bar one (17) jam nut one (23) that has all been threaded.
3. chain block according to claim 1 and 2, it is characterized in that, described right wallboard (6) is provided with two minor axises (24), on two described minor axises (24), be respectively arranged with a plate gear (25), the right part of described major axis (9) is provided with a Positioning Gear (26), described Positioning Gear (26) and two described plate gears (25) engagement.
4. chain block according to claim 1 and 2, it is characterized in that, the outside of described right wallboard (6) be provided with right wallboard (6) against Side fascia (27), described strut bar two (18) is located on described Side fascia (27), the two ends, left and right of described strut bar two (18) jam nut two (28) that has all been threaded, the inner side of described jam nut two (28) is provided with the elastomeric pad (29) being set on strut bar two (18).
5. chain block according to claim 1 and 2, it is characterized in that, described strut bar one (17) and strut bar two (18) respectively have three, three described strut bars one (17) are equicrural triangle and are distributed between left case (1) and right case (2), and three described strut bars two (18) are equicrural triangle and are distributed between left wallboard (5) and right wallboard (6).
6. chain block according to claim 5, is characterized in that, wherein described strut bar two (18) is positioned at the below of chain hoist wheel (7), and other two described strut bars two (18) lay respectively at upper left side and the upper right side of chain hoist wheel (7).
7. chain block according to claim 1 and 2, it is characterized in that, between described left wallboard (5) and right wallboard (6), be connected with a suspension hook pin (30), the lower end of hook (3) has the articulated joint (31) of a round pie, on described suspension hook pin (30), be equipped with two framework sheets (32) that are positioned between left wallboard (5) and right wallboard (6), on described framework sheet (32), have a recess (33), described articulated joint (31) is connected between two recesses (33).
8. chain block according to claim 4, it is characterized in that, the end of the middle part of described Side fascia (27) and described major axis (9) is hinged, the middle part of described right case (2) is provided with several projections (34) that stretches out right case (2) medial surface and lean with the lateral surface of described Side fascia (27), described projection (34) circumferentially distributes, and the axis of described major axis (9) overlaps with the line of centers of the circle that described projection (34) surrounds, between the right part of described major axis (9) and Side fascia (27), be provided with gap.
9. chain block according to claim 1 and 2, it is characterized in that, between described left wallboard (5) and right wallboard (6), be also installed with a baffle plate pin (36), described baffle plate pin (36) is positioned at the below of chain hoist wheel (7), described baffle plate pin (36) and be positioned on the strut bar two (18) of chain hoist wheel (7) below and be arranged with a baffle plate (35).
10. chain block according to claim 2, is characterized in that, described support sleeve (22) is made for carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320609361.7U CN203513161U (en) | 2013-09-29 | 2013-09-29 | Chain block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320609361.7U CN203513161U (en) | 2013-09-29 | 2013-09-29 | Chain block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203513161U true CN203513161U (en) | 2014-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320609361.7U Expired - Fee Related CN203513161U (en) | 2013-09-29 | 2013-09-29 | Chain block |
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| Country | Link |
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| CN (1) | CN203513161U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466493A (en) * | 2013-09-29 | 2013-12-25 | 江苏超联机械有限公司 | Chain block |
| CN105035982A (en) * | 2015-09-01 | 2015-11-11 | 浙江冠林机械有限公司 | Lever block |
| CN105347222A (en) * | 2015-11-24 | 2016-02-24 | 浙江维大茵特起重设备有限公司 | Chain block rapidly demounted and mounted |
-
2013
- 2013-09-29 CN CN201320609361.7U patent/CN203513161U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466493A (en) * | 2013-09-29 | 2013-12-25 | 江苏超联机械有限公司 | Chain block |
| CN103466493B (en) * | 2013-09-29 | 2017-01-04 | 江苏超联机械有限公司 | A kind of chain block |
| CN105035982A (en) * | 2015-09-01 | 2015-11-11 | 浙江冠林机械有限公司 | Lever block |
| CN105347222A (en) * | 2015-11-24 | 2016-02-24 | 浙江维大茵特起重设备有限公司 | Chain block rapidly demounted and mounted |
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