CN214171024U - Pull rod device with adjustable length - Google Patents
Pull rod device with adjustable length Download PDFInfo
- Publication number
- CN214171024U CN214171024U CN202021237898.1U CN202021237898U CN214171024U CN 214171024 U CN214171024 U CN 214171024U CN 202021237898 U CN202021237898 U CN 202021237898U CN 214171024 U CN214171024 U CN 214171024U
- Authority
- CN
- China
- Prior art keywords
- pull rod
- flange
- rod
- threaded rod
- nut seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a length-adjustable pull rod device, which comprises a pull rod I, a pull rod II, a nut seat, a threaded rod, a flange I, a flange II and a connecting lug plate; one end of the first pull rod is provided with a first flange, one end of the second pull rod is provided with a second flange, and the first flange and the second flange are connected through a bolt to enable the first pull rod and the second pull rod to be coaxially connected into a whole; the other end of the first pull rod is provided with a connecting lug plate, the other end of the second pull rod is detachably provided with a nut seat, a threaded rod is connected with a nut in the nut seat through threads, the threaded rod is coaxially arranged with the first pull rod and the second pull rod, and the threaded rod can move relative to the nut seat along the axis direction of the threaded rod; and one end of the threaded rod far away from the second pull rod is provided with a connecting hole. Pull rod device both can realize the purpose that the size was finely tuned in the equipment connection, can satisfy the commonality requirement of exchanging between different equipment again, is applicable to the equipment connection installation occasion that needs the adjustment of minim, its simple structure, preparation, installation, convenient to use, and economic nature is good, and the suitability is strong.
Description
Technical Field
The utility model relates to a mechanical equipment installs technical field, especially relates to a pull rod device of adjustable length.
Background
In many mechanical devices, 2 components need to be fixedly connected through a pull rod, but due to manufacturing and installation errors, the pull rod cannot adopt a fixed-length structure, and needs to be adjusted according to actual conditions. At present, the most commonly used adjustable pull rod is an oil cylinder, but the oil cylinder is high in cost, strong in specificity and poor in universality, and in addition, the oil cylinder needs to be matched with a hydraulic system, so that the installation space of equipment is increased, and the economic burden of enterprises can be increased. Especially, in the case of small-scale fine adjustment, the use of the oil cylinder is not suitable, and the economical efficiency is poor.
Disclosure of Invention
The utility model provides a pull rod device of adjustable length both can realize the purpose that equipment connection size finely tuned, can satisfy the commonality requirement of exchanging between different equipment again, is applicable to the equipment connection installation occasion that needs the adjustment of minim scope, its simple structure, preparation, installation, convenient to use, economic nature is good, and the suitability is strong.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pull rod device with adjustable length comprises a first pull rod, a second pull rod, a nut seat, a threaded rod, a first flange, a second flange and a connecting lug plate; one end of the first pull rod is provided with a first flange, one end of the second pull rod is provided with a second flange, and the first flange and the second flange are connected through a bolt to enable the first pull rod and the second pull rod to be coaxially connected into a whole; the other end of the first pull rod is provided with a connecting lug plate, the other end of the second pull rod is detachably provided with a nut seat, a threaded rod is connected with a nut in the nut seat through threads, the threaded rod is coaxially arranged with the first pull rod and the second pull rod, and the threaded rod can move relative to the nut seat along the axis direction of the threaded rod; and one end of the threaded rod far away from the second pull rod is provided with a connecting hole.
The first pull rod is of a sleeve-shaped structure, one end of the first pull rod, which is close to the connecting lug plate, is provided with a conical section, and the diameter of the conical section is gradually reduced towards the outer end of the first pull rod; the connecting lug plate consists of a first sealing plate, lug plates and reinforcing rib plates, the first sealing plate is fixed at the outer end of the conical section, 2 lug plates are arranged on the first sealing plate in parallel, lug holes are formed in the corresponding positions of the 2 lug plates, and the axis of each lug hole is perpendicular to the axis of the first pull rod; the reinforcing rib plates are arranged between the conical sections and the lug plates, and are uniformly arranged along the circumferential direction of the pull rod.
The second pull rod is of a sleeve-shaped structure, and a second end sealing plate is arranged at the outer end of the second pull rod; the nut seat is fixedly connected with the head plate II through bolts.
Lifting lugs are respectively arranged on the outer sides of the middle parts of the first pull rod and the second pull rod.
The nut seat and the threaded rod are respectively manufactured into various specifications for selection.
Compared with the prior art, the beneficial effects of the utility model are that:
the device has the advantages of achieving the purpose of fine adjustment of the connection size of the device, meeting the requirement of universality of interchange among different devices, being suitable for the device connection and installation occasions needing small-range adjustment, being simple in structure, convenient to manufacture, install and use, good in economical efficiency and strong in applicability.
Drawings
Fig. 1 is a front view of a length-adjustable drawbar arrangement according to the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the connection structure of the second pull rod, the nut seat and the threaded rod of the present invention.
In the figure: 1. the pull rod I2, the pull rod II 3, the flange I4, the flange II 5, the ear plate 6, the reinforcing rib plate 7, the nut seat 8, the threaded rod 9, the head plate I10, the head plate II 11, the conical section 12 and the lifting lug
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1-3, the length-adjustable pull rod device of the present invention includes a first pull rod 1, a second pull rod 2, a nut seat 7, a threaded rod 8, a first flange 3, a second flange 4, and a connecting ear plate; one end of the first pull rod 1 is provided with a first flange 3, one end of the second pull rod 2 is provided with a second flange 4, and the first flange 3 and the second flange 4 are connected through bolts to enable the first pull rod 1 and the second pull rod 2 to be coaxially connected into a whole; the other end of the first pull rod 1 is provided with a connecting lug plate, the other end of the second pull rod 2 is detachably provided with a nut seat 7, a threaded rod 8 is connected with a nut in the nut seat 7 through threads, the threaded rod 8 is coaxially arranged with the first pull rod 1 and the second pull rod 2, and the threaded rod 8 can move relative to the nut seat 7 along the axial direction of the threaded rod; and one end of the threaded rod 8 far away from the second pull rod 2 is provided with a connecting hole.
The pull rod I1 is of a sleeve-shaped structure, a conical section 11 is arranged at one end, close to the connecting lug plate, of the pull rod I1, and the diameter of the conical section 11 is gradually reduced towards the outer end of the pull rod I1; the connecting ear plate consists of a first sealing head plate 9, ear plates 5 and reinforcing rib plates 6, the first sealing head plate 9 is fixed at the outer end of the conical section 11, the 2 ear plates 5 are arranged on the first sealing head plate 9 in parallel, ear holes are formed in the corresponding positions of the 2 ear plates 5, and the axis of each ear hole is perpendicular to the axis of the first pull rod 1; the reinforcing rib plates 6 are arranged between the conical sections 11 and the ear plates 5, and the reinforcing rib plates 6 are uniformly arranged along the circumferential direction of the first pull rod 1.
The second pull rod 2 is of a sleeve-shaped structure, and a second end sealing plate 10 is arranged at the outer end of the second pull rod 2; the nut seat 7 is fixedly connected with the second head plate 10 through bolts.
The nut seat 7 and the threaded rod 8 are respectively manufactured to be selected in various specifications.
Taking an auxiliary connecting pull rod between a pile frame and a middle disc as an example in the installation of the walking type pile frame, when the pull rod device with adjustable length is adopted, a connecting lug plate at one end of an upper pull rod 1 is connected with a pile frame body through a pin shaft; after the whole length of the length adjusting pull rod device is screwed into the lower pull rod 2 through the adjusting threaded rod 8 (L in figure 3 is the adjusting range of the threaded rod 8), the threaded rod 8 is matched with the pin shaft through the connecting hole to realize the connection with the middle disc.
The nut seat 7 and the threaded rod 8 are respectively made to be selected in various specifications, wherein the specifications refer to the length and the diameter of the threaded rod 8, the width, the thickness and the length of the matched nut seat 7, the length of the matched threaded segments of the nut seat 7 and the threaded rod 8 and the like. The requirements of different equipment installation can be met by replacing the nut seat 7 and the corresponding threaded rod 8.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.
Claims (5)
1. A pull rod device with adjustable length is characterized by comprising a first pull rod, a second pull rod, a nut seat, a threaded rod, a first flange, a second flange and a connecting lug plate; one end of the first pull rod is provided with a first flange, one end of the second pull rod is provided with a second flange, and the first flange and the second flange are connected through a bolt to enable the first pull rod and the second pull rod to be coaxially connected into a whole; the other end of the first pull rod is provided with a connecting lug plate, the other end of the second pull rod is detachably provided with a nut seat, a threaded rod is connected with a nut in the nut seat through threads, the threaded rod is coaxially arranged with the first pull rod and the second pull rod, and the threaded rod can move relative to the nut seat along the axis direction of the threaded rod; and one end of the threaded rod far away from the second pull rod is provided with a connecting hole.
2. The length-adjustable pull rod device as claimed in claim 1, wherein the first pull rod is of a sleeve-shaped structure, one end of the first pull rod, which is close to the connecting lug plate, is provided with a conical section, and the diameter of the conical section is gradually reduced towards the outer end of the first pull rod; the connecting lug plate consists of a first sealing plate, lug plates and reinforcing rib plates, the first sealing plate is fixed at the outer end of the conical section, 2 lug plates are arranged on the first sealing plate in parallel, lug holes are formed in the corresponding positions of the 2 lug plates, and the axis of each lug hole is perpendicular to the axis of the first pull rod; the reinforcing rib plates are arranged between the conical sections and the lug plates, and are uniformly arranged along the circumferential direction of the pull rod.
3. The length-adjustable pull rod device as claimed in claim 1, wherein the second pull rod is of a sleeve-shaped structure, and a second end plate is arranged at the outer end of the second pull rod; the nut seat is fixedly connected with the head plate II through bolts.
4. The length-adjustable pull rod device according to claim 1, wherein lifting lugs are respectively arranged on the outer sides of the middle parts of the first pull rod and the second pull rod.
5. The adjustable length drawbar apparatus according to claim 1, wherein the nut socket and the threaded rod are fabricated separately in a plurality of specifications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021237898.1U CN214171024U (en) | 2020-06-30 | 2020-06-30 | Pull rod device with adjustable length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021237898.1U CN214171024U (en) | 2020-06-30 | 2020-06-30 | Pull rod device with adjustable length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214171024U true CN214171024U (en) | 2021-09-10 |
Family
ID=77589525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021237898.1U Active CN214171024U (en) | 2020-06-30 | 2020-06-30 | Pull rod device with adjustable length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214171024U (en) |
-
2020
- 2020-06-30 CN CN202021237898.1U patent/CN214171024U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200985940Y (en) | Screwed connection anti-loose fastener | |
| CN214171024U (en) | Pull rod device with adjustable length | |
| CN219755060U (en) | Detachable combined nut | |
| CN102878172A (en) | Pin connector, frame and engineering machine | |
| CN201747883U (en) | Screw micro-adjustment mechanism | |
| CN110788599A (en) | Embedded pressure equipment device of trigeminy gear bush | |
| CN209960124U (en) | Stepless plane adjusting device and marine power equipment | |
| CN108487550B (en) | Flexible connecting sleeve with double-rigidity characteristic for reinforcing steel bars | |
| CN219487094U (en) | Buffer type traction rod for vehicle | |
| CN217582988U (en) | Hollow preassembled shock absorber piston valve system | |
| CN214560480U (en) | Two-way cartridge valve dismounting tool | |
| CN219065816U (en) | Connecting fitting for folding type adjustable rod | |
| CN220268176U (en) | Screw assembly capable of being quickly disassembled and self-locked and not to be separated | |
| CN215487517U (en) | Split type timing gear convenient to maintain | |
| CN114408209B (en) | Connecting method and connecting structure of resultant force point double ears and lever load transmission system | |
| CN211082547U (en) | Novel ball head | |
| CN211761167U (en) | Framework oil seal dismounting device | |
| CN213112264U (en) | Length-adjustable crane vehicle-mounted parallel operation connecting device | |
| CN2936599Y (en) | Adjustable butterfly valve dismantling tool | |
| CN212615816U (en) | Bolt with adjustable length | |
| CN220179080U (en) | Clamping tool for valve core of multi-way valve | |
| CN220710652U (en) | Grounding wire clamping device for hexagon socket head cap bolts of small distribution box | |
| CN114161364A (en) | Frock of many types of bogie traction pinhole endotheca dismouting of adaptation | |
| CN211840822U (en) | Welding positioning tool for special-shaped bent pipe of vehicle body | |
| CN208644582U (en) | A kind of buckle machine size modulation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |