CN202337627U

CN202337627U - Leveling lifting appliance

Info

Publication number: CN202337627U
Application number: CN 201120391573
Authority: CN
Inventors: 黄腾飞; 张勋林; 刘晓磊; 黄思姬; 陈建
Original assignee: CRRC Qishuyan Institute Co Ltd; Changzhou Ruitai Engineering Machinery Co Ltd
Current assignee: CRRC Qishuyan Institute Co Ltd; Changzhou Ruitai Engineering Machinery Co Ltd
Priority date: 2011-10-15
Filing date: 2011-10-15
Publication date: 2012-07-18
Anticipated expiration: 2021-10-15

Abstract

The utility model discloses a leveling lifting appliance for a suspended-type welding machine, which comprises a lifting eye and two pull rod components, and further comprises a screw, a cross beam and a U-shaped bolt, wherein a connecting sleeve is arranged at the lower part of the lifting eye, and is sleeved on the screw; two adjusting nuts are in threaded connection with the screw, and are propped against two ends of the connecting sleeve respectively; the pull rod components are hinged to two ends of the screw respectively; each pull rod component comprises a fork head bolt, a first nut, a sleeve, a plug, an insulation cushion block, an insulating sleeve and a pull rod; the lower end of the pull rod is fixedly connected with the cross beam; and the end parts of the U-shaped bolt penetrate insertion holes in the cross beam and are mounted on the cross beam through second nuts. The leveling lifting appliance has the advantages of simple structure, simplicity and convenience in adjusting operation, and insulation function, thereby being suitable for the suspended-type welding machine.

Description

A kind of leveling suspender

Technical field

The utility model relates to a kind of rail welding equipment, the suspender of especially relevant suspension type welding machine.

Background technology

The suspender of suspension type welding machine mainly is made up of two rod assemblies of bonded assembly on hanger and the hanger at present.The holding capacity of the suspender of this structure on the rod assembly of the left and right sides not simultaneously, it is out-of-level welding machine to occur, but can not regulate level, this can butt welder the operation in welding process bring very big inconvenience.Chinese patent number is the suspender that 201020184223.5 document discloses a kind of adjustable barycenter; It forms the hanger regulating mechanism through parts such as pipe link, nut, regulating handles; Though can carry out the hanger position adjustments, there is complex structure, regulates complex operation, is prone to the shortcoming of stuck phenomenon.In addition, existing suspender does not have insulation function, can not be used on the suspension type welding machine.

Summary of the invention

The purpose of the utility model be to provide a kind of simple in structure, regulate easy and simple to handle, have insulation function, be fit to the leveling suspender that the suspension type welding machine uses.

In order to achieve the above object, the technical scheme of the utility model is: a kind of leveling suspender comprises hanger and two rod assemblies; Also have screw rod, crossbeam and U-bolt, the bottom of said hanger has adapter sleeve, and adapter sleeve is enclosed within on the screw rod; Two setting nuts that have been threaded on the said screw rod, two setting nuts are pressed on the adapter sleeve two ends respectively, and the two ends of said screw rod are hinged with a rod assembly respectively; Said rod assembly includes jaw bolt, first nut, sleeve, screw plug, cross-over block, insulation sleeve and pull bar, and said jaw bolt bottom has outside thread, and said sleeve inner has negative thread; The negative thread of sleeve is threaded with the outside thread of jaw bolt bottom and uses first nut locking; Said lower cartridge has stepped hole, and the step head of pull bar is screwed with screw plug through insulation sleeve and stepped hole assembling in the negative thread of said sleeve; Screw plug is pressed on the cross-over block; Cross-over block is pressed on the step crown face of pull bar, captives joint with crossbeam in said pull bar bottom, and said U-bolt end is passed the jack on the crossbeam and is installed on the crossbeam with second nut.

Also clamped check washer between the said sleeve and first nut.

Also be with sheath and gland on the said pull bar; The sheath upper end offsets with the sleeve lower end, and sheath lower end and gland upper end offset, and gland lower end and crossbeam offset; Said pull bar bottom has outside thread, and the pull bar bottom pass the connecting bore on the crossbeam after its outside thread bottom be connected with the 3rd nut thread.

The top of said sheath also is nested with stretching out on the part outside the sleeve at insulation sleeve.

Have first pin-and-hole on the jaw of said jaw bolt; The two ends of said screw rod are the engaging lugs that has second pin-and-hole, and first pin-and-hole and second pin-and-hole of engaging lug that engaging lug is inserted on the jaw that passes jaw bolt in the fork pockets of corresponding jaw bolt and through connecting pin are realized hinged.

After adopting said structure, because the bottom of said hanger has adapter sleeve, adapter sleeve is enclosed within on the screw rod; Two setting nuts that have been threaded on the said screw rod, two setting nuts are pressed on the adapter sleeve two ends respectively, therefore; The employing part is few, and is simple in structure, can regulate the balance of suspender; Make welding machine left and right sides frame keep horizontality, greatly make things convenient for welding machine in welding process to rail and clamp operation; Can directly regulate the position of hanger above screw rod through rotating two setting nuts, reaching the length that changes the left and right sides arm of force, and then the adjusting level, regulate easy and simple to handlely, stuck phenomenon can not occur, safe and reliable; Because each rod assembly includes jaw bolt, first nut, sleeve, screw plug, cross-over block, insulation sleeve and pull bar, and therefore, rod assembly has insulation function, be fit to the suspension type welding machine and use again.

Description of drawings

Fig. 1 is the structural representation of a kind of leveling suspender of the utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the section-drawing of Fig. 1 along the G-G line;

Fig. 4 is the section-drawing of Fig. 1 along the E-E line;

Fig. 5 is the section-drawing of Fig. 2 along the H-H line.

The specific embodiment

The embodiment that provides below in conjunction with accompanying drawing does further detailed explanation to the utility model.

Shown in Fig. 1 ~ 5, a kind of leveling suspender of the utility model comprises hanger 1 and two rod assemblies 4; Also have screw rod 8, crossbeam 6 and U-bolt 7, the bottom of said hanger 1 has adapter sleeve 1-1, and adapter sleeve 1-1 is enclosed within on the screw rod 8; Two setting nuts 2 have been threaded on the said screw rod 8; Two setting nuts 2 are pressed on adapter sleeve 1-1 two ends respectively, and the two ends of said screw rod 8 are hinged with a rod assembly 4 respectively, and said rod assembly 4 includes jaw bolt 4-1, the first nut 4-2, sleeve 4-3, screw plug 4-4, cross-over block 4-5, insulation sleeve 4-6 and pull bar 4-7; Said jaw bolt 4-1 bottom has outside thread; Said sleeve 4-3 inside has negative thread, and the negative thread of sleeve 4-3 is threaded with the outside thread of jaw bolt 4-1 bottom and with first nut 4-2 locking, said sleeve 4-3 bottom has stepped hole 4-3-1; The step head 4-7-1 of pull bar 4-7 is through insulation sleeve 4-6 and stepped hole 4-3-1 assembling; Be screwed with screw plug 4-4 in the negative thread of said sleeve 4-3, screw plug 4-4 is pressed on the cross-over block 4-5, and cross-over block 4-5 is pressed on the step head 4-7-1 end face of pull bar 4-7; Said pull bar 4-7 is captiveed joint with crossbeam 6 bottom, and said U-bolt 7 ends are passed the jack 6-1 on the crossbeam 6 and are installed on the crossbeam 6 with second nut 5.

As shown in Figure 3, in order to prevent to become flexible, also clamped check washer 4-10 between the said sleeve 4-3 and the first nut 4-2.

As shown in Figure 3; For pull bar 4-7 firmly is connected with crossbeam 6, also be with sheath 4-8 and gland 4-9 on the said pull bar 4-7, sheath 4-8 upper end offsets with sleeve 4-3 lower end; Sheath 4-8 lower end and gland 4-9 upper end offset; Gland 4-9 lower end and crossbeam 6 offset, and said pull bar 4-7 bottom has outside thread 4-7-2, and pull bar 4-7 bottom pass the connecting bore 6-2 on the crossbeam 6 after its outside thread 4-7-2 bottom be threaded with the 3rd nut 9.

As shown in Figure 3, more reliable in order to make insulation, the top of said sheath 4-8 also is nested with stretching out on the part outside the sleeve 4-3 at insulation sleeve 4-6.

As shown in Figure 3; In order to make screw rod 8 and rod assembly 4 easy to connect, reliable; Have the first pin-and-hole 4-1-1 on the jaw of said jaw bolt 4-1; The two ends of said screw rod 8 are the engaging lugs that have the second pin-and-hole 8-1, and the first pin-and-hole 4-1-1 and the second pin-and-hole 8-1 of engaging lug that engaging lug is inserted on the jaw that passes jaw bolt 4-1 in the fork pockets of corresponding jaw bolt 4-1 and through connecting pin 3 realize hinged.

Like Fig. 1, shown in 3, the utility model process is following, when out-of-level phenomenon appears in the welding machine left and right sides; Can welding machine be placed on the platform, when suspender does not receive the welding machine pulling force, regulate two setting nut 2; The adapter sleeve 1-1 of hanger 1 is slided on screw rod 8, reaching the length that changes the left and right sides arm of force, and then welding machine is regulated level; Regulate easy and simple to handlely, stuck phenomenon can not occur, safe and reliable.

Claims

1. a leveling suspender comprises hanger (1) and two rod assemblies (4), it is characterized in that:

A, also have screw rod (8), crossbeam (6) and a U-bolt (7),

The bottom of b, said hanger (1) has adapter sleeve (1-1), and adapter sleeve (1-1) is enclosed within on the screw rod (8),

Two setting nuts (2) that have been threaded on c, the said screw rod (8), two setting nuts (2) are pressed on adapter sleeve (1-1) two ends respectively,

The two ends of d, said screw rod (8) are hinged with a rod assembly (4) respectively,

E, said rod assembly (4) include jaw bolt (4-1), first nut (4-2), sleeve (4-3), screw plug (4-4), cross-over block (4-5), insulation sleeve (4-6) and pull bar (4-7),

F, said jaw bolt (4-1) bottom have outside thread,

G, said sleeve (4-3) inside have negative thread, and the negative thread of sleeve (4-3) is threaded with the outside thread of jaw bolt (4-1) bottom and locks with first nut (4-2),

H, said sleeve (4-3) bottom have stepped hole (4-3-1), and the step head (4-7-1) of pull bar (4-7) assembles through insulation sleeve (4-6) and stepped hole (4-3-1),

Be screwed with screw plug (4-4) in the negative thread of i, said sleeve (4-3), screw plug (4-4) is pressed on the cross-over block (4-5), and cross-over block (4-5) is pressed on step head (4-7-1) end face of pull bar (4-7),

Captive joint with crossbeam (6) in j, said pull bar (4-7) bottom,

K, said U-bolt (7) end are passed the jack (6-1) on the crossbeam (6) and are installed on the crossbeam (6) with second nut (5).

2. leveling suspender according to claim 1 is characterized in that: also clamped check washer (4-10) between said sleeve (4-3) and first nut (4-2).

3. leveling suspender according to claim 1; It is characterized in that: also be with sheath (4-8) and gland (4-9) on the said pull bar (4-7); Sheath (4-8) upper end offsets with sleeve (4-3) lower end; Sheath (4-8) lower end and gland (4-9) upper end offset; Gland (4-9) lower end and crossbeam (6) offset, and said pull bar (4-7) bottom has outside thread (4-7-2), and its outside thread (4-7-2) bottom, connecting bore (6-2) back that pull bar (4-7) bottom is passed on the crossbeam (6) is threaded with the 3rd nut (9).

4. leveling suspender according to claim 3 is characterized in that: the top of said sheath (4-8) also is nested with stretching out on the part outside the sleeve (4-3) at insulation sleeve (4-6).

5. leveling suspender according to claim 1; It is characterized in that: have first pin-and-hole (4-1-1) on the jaw of said jaw bolt (4-1); The two ends of said screw rod (8) are the engaging lugs that has second pin-and-hole (8-1), and first pin-and-hole (4-1-1) and second pin-and-hole (8-1) of engaging lug that engaging lug is inserted on the jaw that passes jaw bolt (4-1) in the fork pockets of corresponding jaw bolt (4-1) and through connecting pin (3) are realized hinged.