CN201739319U - Movable nut assembly structure - Google Patents

Movable nut assembly structure Download PDF

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Publication number
CN201739319U
CN201739319U CN2010202734755U CN201020273475U CN201739319U CN 201739319 U CN201739319 U CN 201739319U CN 2010202734755 U CN2010202734755 U CN 2010202734755U CN 201020273475 U CN201020273475 U CN 201020273475U CN 201739319 U CN201739319 U CN 201739319U
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CN
China
Prior art keywords
nut
assembly structure
bolt
seat
diapire
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.)
Expired - Fee Related
Application number
CN2010202734755U
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Chinese (zh)
Inventor
刘丽娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Datong Co ltd
Original Assignee
CNR Datong Electric Locomotive Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CNR Datong Electric Locomotive Co Ltd filed Critical CNR Datong Electric Locomotive Co Ltd
Priority to CN2010202734755U priority Critical patent/CN201739319U/en
Application granted granted Critical
Publication of CN201739319U publication Critical patent/CN201739319U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a movable nut assembly structure, which comprises nut seat and a movable nut, wherein the nut has a bottom wall, an upward extending side wall and an accommodating recessed part formed between the bottom wall and the side wall, through holes are formed on the bottom wall for bolt to penetrate through, the movable nut is provided in the accommodating recessed part of the nut seat and has movable gap with the accommodating recessed part, and the sidewall of the nut seat comprises a position-restricted surface to restrict the rotation of the movable nut. When the bolt has to be screwed into the movable nut during installation of a device, the movable nut has to be adjusted aiming at the bolt. When the bolt is tightened, the movable nut rotates with the bolt until the movable nut reaches the position restriction surface on the side wall of the nut seat and stops as the movable nut rotates to a certain angle. Further rotation of the bolt is a must to fully tighten the bolt. As it is shown, the movable nut assembly structure is simple in structure and convenient to use and improves installation efficiency.

Description

The traveling nut assembly structure
Technical field
The utility model relates to the equipment installing area, more specifically, relates to a kind of traveling nut assembly structure.
Background technique
In the technical field that equipment is installed, on need the fitting seat at a certain parts during erection unit, generally bolts and nuts connection by standard or bolt and fixing threaded hole link.All there is a problem in these two: when equipment is installed, hole and the dislocation of the hole on the fitting seat on the equipment usually occur, phenomenon worn to enter by bolt or neighbouring device is interfered.When on the equipment 4 above mounting holes being arranged, this problem is more outstanding.
The conventional approach that addresses this problem is: the hole on equipment or the equipment fitting seat is enlarged, again the standard plain cushion is changed into a special large washer, make bolt head be unlikely to from the hole that the equipment or the equipment fitting seat of expansion enlarge, to miss, thereby bolt can be penetrated in the associated devices hole, guarantee the equipment normal mounting.Yet, shortcoming such as this technology exists the amount of reprocessing big, and is time-consuming.Another way is to make a drill jig in advance, then drill jig is placed on boring again on the fitting seat, improves borehole accuracy with this, and the position degree of control hole comes assurance equipment to install.Though the amount of reprocessing has reduced like this, there is the cost height, shortcoming such as efficient is low.
The model utility content
The utility model aim to provide a kind of simple in structure, can improve equipment installation efficiency and the low traveling nut assembly structure of cost.
According to a kind of traveling nut assembly structure of the present utility model, comprising: nut seat, have diapire and from the upwardly extending sidewall of diapire, form between diapire and the sidewall and hold recess, be formed with the through hole that passes for bolt on the diapire; Traveling nut is arranged on holding in the recess of nut seat, and has the free gap in holding recess.Wherein, the sidewall of nut seat comprises the stop surface that the restraint nut rotates.
Further, assembly structure also comprises the equipment fitting seat, and nut seat is welded on the equipment fitting seat, has the equipment mounting hole on the equipment fitting seat, and bolt passes from the equipment mounting hole.
Further, the axis of the axis of equipment mounting hole and through hole coincides.
Further, the size of through hole is configured such that the part of traveling nut exposes.
Further, the diapire of nut seat is a polygonal, and sidewall comprises a plurality of flat sidewall that form along polygonal each limit.
Further, the diapire of nut seat is a quadrilateral, and the catercorner length of traveling nut is greater than the minimum value and value between the relative flat sidewall.
Further, through hole is positioned at the middle part of diapire.
Further, nut seat is formed by the steel plate compacting.
Further, has opening between per two adjacent sidewalls.
Adopt traveling nut assembly structure of the present utility model, comprising: nut seat, have diapire and from the upwardly extending sidewall of diapire, form between diapire and the sidewall and hold recess, be formed with the through hole that passes for bolt on the diapire; Traveling nut is arranged on holding in the recess of nut seat, and has the free gap in holding recess.Wherein, the sidewall of nut seat comprises the stop surface that the restraint nut rotates.Traveling nut is put into holding after the recess of nut seat, and traveling nut can move along either direction in holding recess.When needing that in the equipment installation process bolt is screwed into traveling nut, adjust traveling nut, make it aim at the position of bolt.When tighting a bolt, traveling nut is rotation thereupon also, after traveling nut rotates to an angle, will be subjected to the restriction of stop surface of the sidewall of nut seat, and it can not be rotated freely.Be rotated further bolt immediately, traveling nut no longer rotates.Bolt rotates relative to traveling nut, can tighten bolt.As from the foregoing, adopt traveling nut assembly structure of the present utility model, simple in structure, very easy to use, improved the equipment installation efficiency.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic representation according to traveling nut assembly structure of the present utility model;
Fig. 2 is the generalized section according to the positive TV structure of traveling nut of the present utility model;
Fig. 3 is the plan structure schematic representation according to traveling nut of the present utility model;
Fig. 4 is the generalized section according to the positive TV structure of nut seat of the present utility model;
Fig. 5 is the plan structure schematic representation according to nut seat of the present utility model;
Fig. 6 is the traveling nut limited in rotation position view according to traveling nut assembly structure of the present utility model;
Fig. 7 is the rigging position schematic representation according to traveling nut assembly structure of the present utility model.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.
To shown in Figure 6, the traveling nut assembly structure comprises as Fig. 1: nut seat 20, and have diapire 21 and, form between diapire 21 and the sidewall 22 and hold recess from diapire 21 upwardly extending sidewalls 22, be formed with the through hole 23 that passes for bolt on the diapire 21; Traveling nut 10 is arranged on holding in the recess of nut seat 20, and has the free gap in holding recess.Wherein, the sidewall 22 of nut seat 20 comprises the stop surface that restraint nut 10 rotates.
After traveling nut 10 and nut seat 20 assemblings, traveling nut 10 is positioned at the recess that holds that the diapire 21 of the sidewall 22 of nut seat 20 and nut seat 20 surrounds.A certain amount of free gap is all left in all around between traveling nut 10 and the nut seat 20, and traveling nut 10 can move along either direction therein.When traveling nut 10 rotates to an angle, two relative on the traveling nut 10 seamed edges contact with the stop surface that the sidewall 22 of nut seat 20 comprises, the rotation of traveling nut 10 is subjected to the restriction of stop surface, traveling nut 10 can not freely rotate in nut seat 20, and can only rotate some angles.As shown in Figures 2 and 3, has the screw 11 that matches with bolt 40 on the traveling nut 10, in the time of when erection unit, bolt 40 need being screwed into traveling nut 10, the axis of the screw 11 on the traveling nut 10 and the axis of bolt 40 being coincided, thereby make bolt 40 can penetrate screw 11.When tighting a bolt 40 the time, when rotating to an angle thereupon, traveling nut 10 just bumps against with nut seat 20, and traveling nut 10 is subjected to the restriction of stop surface, thus traveling nut 10 is fixed, and can't rotate with bolt 40 again.Be rotated further bolt 40, bolt 40 rotates relative to traveling nut 10, bolt 40 can be tightened, thereby equipment is installed.
Preferably, the size of through hole 23 is configured such that the part of traveling nut 10 exposes.If bolt to be installed 40 does not overlap with screw 11 on the traveling nut 10, just can come mobile traveling nut 10, thereby bolt 40 and screw 11 are aligned by the traveling nut 10 that exposes in the through hole 23.The another one purpose that through hole 23 is set on the diapire 21 of nut seat 20 is exactly to allow the end of bolt 40 expose, and makes bolt 40 can not twist not tight because of the diapire 21 that nut seat 20 is withstood in its end.Preferably, the diameter of through hole 23 is greater than the diameter of screw 11, thereby assurance bolt 40 can expose from through hole 23 easily.
As shown in Figure 7, assembly structure also comprises equipment fitting seat 30, and nut seat 20 is welded on the equipment fitting seat 30, has the equipment mounting hole on the equipment fitting seat 30, and bolt 40 passes from the equipment mounting hole.Preferably, the axis of the axis of equipment mounting hole and through hole 23 coincides.When traveling nut 10 is installed, the axis of the equipment mounting hole on the equipment fitting seat 30 and the axis of the through hole 23 on the diapire 21 are aligned, be welded on the lower plane of equipment fitting seat 30 holding the nut seat 20 that is placed with traveling nut 10 in the recess then.When erection unit 50, if bolt 40 is worn to be entered, then can pass through mobile traveling nut 10, the axis of the screw 11 on the traveling nut 10 and the axis in the hole on the equipment 50 are coincided, thereby bolt 40 is correctly penetrated, finish the installation of equipment 50.Preferably, the diameter of equipment mounting hole is greater than the diameter of screw 11.As shown in Figure 5, through hole 23 is positioned at the middle part of diapire 21.Thereby guarantee nut seat 20 mounting stability.
The diapire 21 of nut seat 20 is a polygonal, and sidewall 22 comprises a plurality of flat sidewall that form along polygonal each limit.Preferably, as shown in Figure 4 and Figure 5, the diapire 21 of nut seat 20 is a quadrilateral, and the catercorner length of traveling nut 10 is greater than the minimum value and value between the relative flat sidewall.Nut seat 20 is cube shaped, and its top has opening, and the catercorner length of traveling nut 10 is greater than the minimum value and value between the opposite planar sidewall of nut seat 20.Like this, in the time of between traveling nut 10 turns to less than the flat sidewall of its catercorner length in nut seat 20, just blocked, and can't rotate again, thereby reach restraint nut 10 is done any rotation in nut seat 20 purpose by the inner side surface of the sidewall 22 of nut seat 20.At this moment, the inner side surface that blocks the sidewall 22 of traveling nut 10 is the stop surface that restraint nut 10 rotates.
Preferably, as shown in Figure 4 and Figure 5, nut seat 20 is formed by the steel plate compacting.Nut seat 20 is square boxes of one that formed by the sheet metal compacting, and its material also can be selected the normal carbon steel or stainless steel as required.Has opening between per two adjacent sidewalls 22 of nut seat 20.Make the nut seat 20 of four jiaos of openings, not only saved material, and need not between its adjacent sidewall 22 to cooperate, therefore lowered the production difficulty, lowered cost.In addition, the height of each sidewall 22 is identical.Thereby guarantee the installation precision of nut seat 20 on equipment fitting seat 30.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
A kind of traveling nut assembly structure of the present utility model comprises: nut seat, have diapire and from the upwardly extending sidewall of diapire, and form between diapire and the sidewall and hold recess, be formed with the through hole that passes for bolt on the diapire; Traveling nut is arranged on holding in the recess of nut seat, and has the free gap in holding recess.Wherein, the sidewall of nut seat comprises the stop surface that the restraint nut rotates.Traveling nut is put into holding after the recess of nut seat, and traveling nut can move along either direction in holding recess.When needing that in the equipment installation process bolt is screwed into traveling nut, adjust traveling nut, make it aim at the position of bolt.When tighting a bolt, traveling nut is rotation thereupon also, after traveling nut rotates to an angle, will be subjected to the restriction of stop surface of the sidewall of nut seat, and it can not be rotated freely.Bolt rotates relative to traveling nut, can tighten bolt.As from the foregoing, adopt traveling nut assembly structure of the present utility model, simple in structure, very easy to use, improved the equipment installation efficiency.And assembling of the present utility model can once be finished, not only the life-span very long and need not safeguard specially, therefore also reduced the cost that equipment is installed.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (9)

1. traveling nut assembly structure, it is characterized in that, described assembly structure comprises: nut seat (20), has diapire (21) and from the upwardly extending sidewall of described diapire (21) (22), form between described diapire (21) and the described sidewall (22) and hold recess, be formed with the through hole (23) that passes for bolt on the described diapire (21);
Traveling nut (10) is arranged on described the holding in the recess of described nut seat (20), and has the free gap in the recess in described holding;
Wherein, the sidewall (22) of described nut seat (20) comprises the stop surface that the described traveling nut of restriction (10) rotates.
2. assembly structure according to claim 1, it is characterized in that, described assembly structure also comprises equipment fitting seat (30), described nut seat (20) is welded on the described equipment fitting seat (30), have the equipment mounting hole on the described equipment fitting seat (30), described bolt passes from described equipment mounting hole.
3. assembly structure according to claim 2 is characterized in that, the axis of the axis of described equipment mounting hole and described through hole (23) coincides.
4. assembly structure according to claim 1 is characterized in that, the size of described through hole (23) is configured such that the part of described traveling nut (10) exposes.
5. assembly structure according to claim 1 is characterized in that, the diapire (21) of described nut seat (20) is a polygonal, and described sidewall (22) comprises a plurality of flat sidewall that form along described polygonal each limit.
6. assembly structure according to claim 5 is characterized in that, the diapire (21) of described nut seat (20) is a quadrilateral, and the catercorner length of described traveling nut (10) is greater than the minimum value and value between the relative described flat sidewall.
7. assembly structure according to claim 1 is characterized in that, described through hole (23) is positioned at the middle part of described diapire (21).
8. assembly structure according to claim 1 is characterized in that, described nut seat (20) is formed by the steel plate compacting.
9. assembly structure according to claim 8 is characterized in that, has opening between per two adjacent described sidewalls (22).
CN2010202734755U 2010-07-27 2010-07-27 Movable nut assembly structure Expired - Fee Related CN201739319U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202734755U CN201739319U (en) 2010-07-27 2010-07-27 Movable nut assembly structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202734755U CN201739319U (en) 2010-07-27 2010-07-27 Movable nut assembly structure

Publications (1)

Publication Number Publication Date
CN201739319U true CN201739319U (en) 2011-02-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202734755U Expired - Fee Related CN201739319U (en) 2010-07-27 2010-07-27 Movable nut assembly structure

Country Status (1)

Country Link
CN (1) CN201739319U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111844256A (en) * 2020-06-19 2020-10-30 包志炜 Scrape line device and stuff scrape line ware
CN112846611A (en) * 2020-12-31 2021-05-28 武汉理工大学 U-shaped buckle with movable nut and fixing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111844256A (en) * 2020-06-19 2020-10-30 包志炜 Scrape line device and stuff scrape line ware
CN112846611A (en) * 2020-12-31 2021-05-28 武汉理工大学 U-shaped buckle with movable nut and fixing method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110209

Termination date: 20150727

EXPY Termination of patent right or utility model