CN210193206U - Chain block frame convenient to height-adjusting - Google Patents
Chain block frame convenient to height-adjusting Download PDFInfo
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- CN210193206U CN210193206U CN201920624069.XU CN201920624069U CN210193206U CN 210193206 U CN210193206 U CN 210193206U CN 201920624069 U CN201920624069 U CN 201920624069U CN 210193206 U CN210193206 U CN 210193206U
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- landing leg
- chain block
- leg
- extension
- back shaft
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Abstract
The utility model provides a chain block frame convenient to height-adjusting, which comprises supporting legs, fixed leg, extend the landing leg, chain block has been hung at the top of landing leg, the spout has all been seted up to the both sides face that extends the landing leg, the card hole has been seted up to the bottom surface that extends the landing leg, fixed leg's medial surface fixedly connected with back shaft, both ends all rotate about the back shaft and are connected with the gyro wheel, a terminal surface of back shaft runs through fixed leg and fixedly connected with gripping handle, the pinhole has been seted up to the inside of back shaft, the pinhole is pegged graft and is had the bolt, the top sliding connection of pinhole has the card post, the periphery. Through the roll connection of gyro wheel and spout, can be fast take extension landing leg from fixed landing leg below out, be convenient for adjust the length of landing leg, through insert the inside pinhole of back shaft with the bolt, the card post in the back shaft just can with the fixture block joint of extension landing leg bottom to this can quick fixation, saves the loaded down with trivial details of screw connection.
Description
Technical Field
The utility model relates to a chain block frame technical field specifically is a chain block frame convenient to height-adjusting.
Background
The chain block is called a fairy block, a chain block, a jack, a manual block, and is a manual hoisting machine which is simple to use and convenient to carry, the chain block frame is a support for supporting the chain block, most of the chain block frames in the prior art are portal type or tripod type, but the height cannot be adjusted by the portal type, the tripod type with the height adjusting function can only adjust the height by adjusting the distance between the supporting legs, the height adjusting range is limited, the tripod type with the length of the supporting legs is provided, most of the adjusting modes adopt a screw inserting mode, the adjusting mode is very complicated and troublesome, and therefore the chain block frame convenient for height adjustment is provided, and the technical problem provided is solved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a chain block frame convenient to height-adjusting has solved the very troublesome and loaded down with trivial details problem of chain block frame height-adjusting of tripod formula.
The utility model provides a chain block frame convenient to height-adjusting, including landing leg, fixed leg, extension landing leg, its characterized in that, the landing leg comprises fixed leg and extension landing leg, chain block has been hung at the top of landing leg, extend landing leg and fixed leg and be swing joint and be located the below of fixed leg, the spout has all been seted up to the both sides face of extension landing leg, the card hole has been seted up to the bottom surface of extension landing leg, fixed leg's medial surface fixedly connected with back shaft, both ends all rotate about the back shaft and are connected with the gyro wheel, a terminal surface of back shaft runs through fixed leg and fixedly connected with gripping handle, the pinhole has been seted up to the inside of back shaft, the pinhole is pegged graft there is the bolt, the top sliding connection of pinhole has the kelly, the periphery cover of kelly has the spring.
Furthermore, the three landing legs form a group to form a chain block frame, and the top connection part is in rotating connection.
Furthermore, the idler wheel is matched with the sliding groove.
Furthermore, the clamping column is matched with the clamping hole, and the top of the clamping column penetrates through the supporting shaft and is in sliding connection with the supporting shaft.
Furthermore, the bottom of the clamping column is a semicircular arc surface.
Furthermore, an end face of the plug pin is a semi-circular arc face, and the end face is matched with the semi-circular arc face of the clamping column for use.
Furthermore, one end of the pin hole penetrates through the grasping handle and is communicated with the outside.
Furthermore, the clamping holes are uniformly formed in the bottom surface of the whole extension supporting leg.
Furthermore, the support shaft does not directly contact with the extension supporting leg, and a through groove capable of providing support shaft movement is formed in the side face of the sliding groove.
The utility model provides a chain block frame convenient to height-adjusting has following beneficial effect:
through the roll connection of gyro wheel and spout, can be fast take extension landing leg from fixed landing leg below out, the length of the regulation landing leg of being convenient for very much, if need with fixed landing leg with extend landing leg fixed connection time, only need insert the bolt in the inside pinhole of back shaft, the card post in the back shaft just can with the fixture block joint of extension landing leg bottom to this can quick fixation, saves the loaded down with trivial details of screw connection.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a partial three-dimensional structure of the landing leg of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of the landing leg of the present invention.
Fig. 4 is a partially enlarged view of a portion a of fig. 3 according to the present invention.
In FIGS. 1-4: 1-supporting leg, 2-fixed supporting leg, 3-extending supporting leg, 301-sliding groove, 302-clamping hole, 4-roller, 5-supporting shaft, 501-pin hole, 502-grasping handle, 503-clamping column, 504-spring, 6-bolt and 7-chain block.
Detailed Description
The following describes in detail an embodiment of the present invention with reference to the drawings.
Please refer to fig. 1 to 4:
the utility model provides a chain block frame convenient for height adjustment, which comprises a support leg 1, a fixed support leg 2 and an extension support leg 3;
the landing leg 1 consists of a fixed landing leg 2 and an extension landing leg 3, and a chain block 7 is hung at the top of the landing leg 1; specifically, the chain block frame consists of three supporting legs 1, the expansion angle of the supporting legs 1 can be adjusted in a rotatable mode at the top connection part, and the chain block 7 can lift an object;
the extension supporting leg 3 is movably connected with the fixed supporting leg 2 and is positioned below the fixed supporting leg 2, sliding grooves 301 are formed in two side faces of the extension supporting leg 3, and a clamping hole 302 is formed in the bottom face of the extension supporting leg 3; specifically, the sliding groove 301 is matched with the roller 4 for use, and the clamping holes 302 are uniformly formed in the bottom surface of the extension supporting leg 3 and can be clamped with the clamping column 503;
as described above, the inner side surface of the fixed leg support 2 is fixedly connected with the support shaft 5, the left end and the right end of the support shaft 5 are rotatably connected with the roller 4, and one end surface of the support shaft 5 penetrates through the fixed leg support 2 and is fixedly connected with the gripping handle 502; specifically, the roller 4 rolls in the chute 301, so that the extension leg 3 and the fixed leg 2 can move relatively, the fixed leg 2 can be conveniently held by grasping the handle 502, the extension leg 3 can be conveniently drawn out from the lower part, the leg 1 is lengthened, and the height of the chain block frame is increased;
the inner part of the supporting shaft 5 is provided with a pin hole 501, a bolt 6 is inserted into the pin hole 501, a clamping column 503 is connected above the pin hole 501 in a sliding manner, and the periphery of the clamping column 503 is sleeved with a spring 504; specifically, when the plug 6 is inserted into the pin hole 501 from the grip handle 502, the plug 6 can jack the clip column 503 upward, so the clip column 503 can be clamped with the clip hole 302 of the extension leg 3, so the fixed leg 2 and the extension leg 3 can be fixed to each other and cannot be stretched, the roller 4 cannot move, during the insertion, the arc surfaces of the plug 6 and the clip column 503 can be pushed conveniently, the spring 504 can pull the clip column 503 back to the original position when the clip column 503 is not pushed by the plug 6, and the clip column 503 can be conveniently disengaged from the clip hole 302.
The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.
Claims (9)
1. The utility model provides a chain block frame convenient to height-adjusting, includes landing leg (1), fixed landing leg (2), extension landing leg (3), its characterized in that, landing leg (1) comprises fixed landing leg (2) and extension landing leg (3), chain block (7) have been hung at the top of landing leg (1), extension landing leg (3) and fixed landing leg (2) are swing joint and are located the below of fixed landing leg (2), spout (301) have all been seted up to the both sides face of extension landing leg (3), the card hole (302) have been seted up to the bottom surface of extension landing leg (3), the medial surface fixedly connected with back shaft (5) of fixed landing leg (2), both ends all rotate about back shaft (5) and are connected with gyro wheel (4), a terminal surface of back shaft (5) runs through fixed landing leg (2) and fixedly connected with gripping handle (502), the supporting shaft is characterized in that a pin hole (501) is formed in the supporting shaft (5), a bolt (6) is inserted into the pin hole (501), a clamping column (503) is connected to the upper portion of the pin hole (501) in a sliding mode, and a spring (504) is sleeved on the periphery of the clamping column (503).
2. The chain block rack convenient for height adjustment according to claim 1, wherein: the three landing legs (1) constitute chain block frame for a set of, and the top junction is the rotation connection.
3. The chain block rack convenient for height adjustment according to claim 1, wherein: the roller (4) is matched with the sliding groove (301).
4. The chain block rack convenient for height adjustment according to claim 1, wherein: the clamping column (503) is matched with the clamping hole (302), and the top of the clamping column (503) penetrates through the supporting shaft (5) and is in sliding connection with the supporting shaft.
5. The chain block rack convenient for height adjustment according to claim 1, wherein: the bottom of the clamping column (503) is a semi-arc surface.
6. The chain block rack convenient for height adjustment according to claim 1, wherein: one end face of the bolt (6) is a semi-circular arc face, and the end face is matched with the semi-circular arc face of the clamping column (503) for use.
7. The chain block rack convenient for height adjustment according to claim 1, wherein: one end of the pin hole (501) penetrates through the gripping handle (502) and is communicated with the outside.
8. The chain block rack convenient for height adjustment according to claim 1, wherein: the clamping holes (302) are uniformly formed in the bottom surface of the whole extension supporting leg (3).
9. The chain block rack convenient for height adjustment according to claim 1, wherein: the supporting shaft (5) is not in direct contact with the extension supporting leg (3), and a through groove capable of providing movement of the supporting shaft (5) is formed in the side face of the sliding groove (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624069.XU CN210193206U (en) | 2019-04-30 | 2019-04-30 | Chain block frame convenient to height-adjusting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624069.XU CN210193206U (en) | 2019-04-30 | 2019-04-30 | Chain block frame convenient to height-adjusting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210193206U true CN210193206U (en) | 2020-03-27 |
Family
ID=69881226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920624069.XU Active CN210193206U (en) | 2019-04-30 | 2019-04-30 | Chain block frame convenient to height-adjusting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210193206U (en) |
-
2019
- 2019-04-30 CN CN201920624069.XU patent/CN210193206U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 No.1-2, 15 / F, building 2, Shanda international, No.46, Shuxi Road, Jinniu high tech Industrial Park, Chengdu City, Sichuan Province Patentee after: Sichuan rongzhishenghe Construction Engineering Co., Ltd Address before: 610000 No.1-2, 15 / F, building 2, Shanda international, No.46, Shuxi Road, Jinniu high tech Industrial Park, Chengdu City, Sichuan Province Patentee before: Sichuan Rongzhi Mechanical and Electrical Equipment Engineering Co.,Ltd. |