CN102374219A

CN102374219A - Nut for anchor rod assembly

Info

Publication number: CN102374219A
Application number: CN2010102582475A
Authority: CN
Inventors: 张一平
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-18
Filing date: 2010-08-18
Publication date: 2012-03-14
Anticipated expiration: 2030-08-18
Also published as: CN102374219B

Abstract

The invention discloses a nut for an anchor rod assembly. The nut comprises a cylindrical first part, an orthohexagonal second part and a conical transition part between the first part and the second part, wherein the diameter of the cylindrical first part is used as a first size; the distance between the opposite sides of the orthohexagonal second part is used as a second size, and the second size is smaller than the first size; and the diameter of the conical transition part is changed from the first size to the second size gradually. Compared with the prior art, the nut has the advantage that: the diameter of the first part of the nut is relatively large, so the area of an end face for bearing pressure in the nut is increased, and the axial bearing force of the nut is improved greatly.

Description

The nut that is used for the anchor pole assembly

Technical field

The present invention relates to a kind of anchor pole assembly that is used for the nut of anchor pole assembly and has this nut.

Background technique

Fig. 1 shows a kind of existing anchor pole assembly.The sectional view of the existing nut in Fig. 2 displayed map 1 and side view.

As depicted in figs. 1 and 2, anchor pole 2 passes the through hole of nut 1 and pallet 3, and an end of anchor pole 2 is threaded with nut 1.When anchor pole 2 was drawn, an end face of nut 1 contacted with the end face of pallet 3 is stressed.

The body material of nut 1 is generally the Reinforced Nylon that comprises 30% glass fibre, and its manufacturing process is roughly following: body material is inserted in the injection machine drying oven, in case 80 the degree condition under; Dry 5 hours; Simultaneously three sections molten temperature of injection machine are transferred to 240 degree, 230 degree, 220 degree, injection pressure is adjusted to 8 tons, 90 seconds dwell times; After satisfying above condition, open injection machine and carry out full-automatic production.Automatically falling into cooling water after the product depanning cools off.Last per tour product concentrates in the above hot water of 80 degree and boiled 8 hours, eliminates internal stress.

Reinforced Nylon has characteristics aspect intensity, promptly material itself has certain moisture property.The product depanning is after middle warm water boils when eliminating internal stress, and material absorption moisture also reaches degree of saturation, and the rigidity during the firm depanning of material at this moment progressively is converted into toughness along with to absorption of water.Yet our nut need improve rigidity, otherwise nut cooperate with the body of rod stressed after, plastic deformation appears easily too early, its internal thread was lost efficacy.

As shown in Figure 2, existing nut 1 for opposite side distance from the positive hexagonal straight-tube shape that is 36 millimeters, when nut 1 cooperates with anchor pole 2 stressed after, always the force side first generation plastic deformation of nut 1 and pallet 3 finally just causes the connecting thread global failure.Therefore, the rigidity of the force side of stiffnut 1, this is most important to the intensity that improves nut 1.

In view of above-mentioned technical problem, need improve existing nut, so that improve the rigidity of the force side of nut 1, thereby improve the axial carrying capacity of nut.

Summary of the invention

The present invention is intended to provide a kind of nut and the anchor pole assembly that uses this nut that can bear the axial bearing capacity more than 9 tons.

According to an aspect of the present invention, a kind of nut that is used for the anchor pole assembly is provided, said nut comprises: columniform first portion, and the diameter of said columniform first portion is a first size; The second portion of regular hexagon, the opposite side distance of the second portion of said regular hexagon is from being second size, said second size is less than said first size; Conical transition part between first portion and second portion, the diameter of said conical transition part tapers to second size from first size.

According to a preferred embodiment of the present invention, said first size is 50 millimeters, and said second is of a size of 36 millimeters.

According to a further advantageous embodiment of the invention, the axial length of said first portion is 10 millimeters, and the axial length of said second portion is 35 millimeters, and the axial length of said third part is 15 millimeters.

According to a further advantageous embodiment of the invention, the end face of said first portion is the stressed end face that contacts with the pallet of anchor pole assembly.

According to a further advantageous embodiment of the invention, the axial bearing capacity of said nut is more than 9 tons.

According to another aspect of the present invention, a kind of anchor pole assembly is provided, comprises: the nut that is formed with through hole; Be formed with the pallet of through hole; And anchor pole, said anchor pole passes the through hole of nut and pallet respectively, and an end of said anchor pole is connected with said nut thread.Wherein, said nut comprises: columniform first portion, and the diameter of said columniform first portion is a first size; The second portion of regular hexagon, the opposite side distance of the second portion of said regular hexagon is from being second size, said second size is less than said first size; Conical transition part between first portion and second portion, the diameter of said conical transition part tapers to second size from first size.

Compared with prior art, because the diameter of the first portion of nut of the present invention is bigger, therefore, the face area that nut bears pressure strengthens, thereby improves the axial bearing capacity of nut greatly.

Description of drawings

Fig. 1 shows a kind of existing anchor pole assembly;

The sectional view of the existing nut in Fig. 2 displayed map 1 and side view;

Fig. 3 shows anchor pole assembly according to an embodiment of the invention; With

The sectional view of the nut in Fig. 4 displayed map 3 and side view.

Embodiment

Describe the embodiment of exemplary of the present invention below in detail, embodiment's example is shown in the drawings, and wherein same or analogous label is represented same or analogous element.The embodiment who is described with reference to the drawings below is exemplary, is intended to explain the present invention, and can not be interpreted as limitation of the present invention.

Fig. 3 shows anchor pole assembly according to an embodiment of the invention; Sectional view and side view with nut in Fig. 4 displayed map 3.

As shown in Figure 3, the anchor pole assembly mainly comprises: the nut 10 that is formed with through hole; Be formed with the pallet 30 of through hole; Pass the anchor pole 20 of the through hole of nut 10 and pallet 30 respectively.

Although not shown, be formed with outside thread on the end of anchor pole 20, the internal thread that is used in the through hole with nut 10 is connected, thereby anchor pole 20 and nut 10 are linked together.

In order to increase the rigidity that contacts end face of nut 10 and pallet 30.As shown in Figure 4, in a preferred embodiment of the invention, nut 10 has three continuous parts 101,103 and 102.

As shown in Figure 4, first portion 101 is cylindrical, and its diameter is D1.Second portion 102 is a regular hexagon, and its opposite side distance is from being D2.Third part 103 is for carry out the transition to the conical transition part of the less second portion of radial dimension 102 gradually from the bigger first portion 101 of radial dimension.

In the present invention, in order to guarantee the versatility of nut 10, the opposite side distance of the second portion 102 of regular hexagon keeps consistent with nut of the prior art from D2, i.e. the D2=36 millimeter.And the diameter of first portion 101 is designed to 50 millimeters as required, still, note that the present invention is not limited to this, and the diameter of first portion 101 also can be designed to the size greater than 50 millimeters.

Please continue referring to Fig. 4; The thickness of first portion 101 (axial length) L1 is designed to about 10 millimeters; The axial length L 2 of second portion 102 is designed to about 35 millimeters, and the axial length L 3 of third part (conical transition part) 103 is designed to about 15 millimeters.Like this, the length of whole nut 10 just equals about 65 millimeters, and the total length of this and nut of the prior art is suitable.

The nut 10 of design has the following advantages according to the present invention:

1. the face area that bears pressure that nut 10 contacts with pallet 30 strengthens, and its axial bearing capacity is improved greatly.

2. adopt the third part 103 of conical transition between the less second portion 102 of first portion 101 that radial dimension is bigger and radial dimension; Therefore, can be with the second portion that is delivered to positive six shapes 102 of the power uniform and stable that large end face carried of first portion 101.If without conical transition, the jointing place of first portion 101 and second portion 102 is prone to form area of stress concentration, makes nut also not receive original bearing capacity, too concentrates and causes thread failure with regard to stress.

Through the improvement of such design principle, the axial bearing capacity of nut 10 of the present invention in anchor pole component groups process of assembling obtains obviously to improve.General partially all reaching more than 9 tons.

Although illustrated and described embodiments of the invention, for those of ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present invention and spirit and can change these embodiments.Applicable scope of the present invention is limited accompanying claims and equivalent thereof.

Claims

1. a nut that is used for the anchor pole assembly is characterized in that, said nut (10) comprising:

Columniform first portion (101), the diameter of said columniform first portion (101) is first size (D1);

The second portion of regular hexagon (102), the opposite side distance of the second portion of said regular hexagon (102) is from being second size (D2), said second size (D2) is less than said first size (D1);

Conical transition part (103) between first portion (101) and second portion (102), the diameter of said conical transition part (103) tapers to second size (D2) from first size (D1).

2. nut according to claim 1 is characterized in that, said first size (D1) is 50 millimeters, and said second size (D2) is 36 millimeters.

3. nut according to claim 2 is characterized in that, the axial length (L1) of said first portion (101) is 10 millimeters, and the axial length of said second portion (L2) is 35 millimeters, and the axial length of said third part (L3) is 15 millimeters.

4. nut according to claim 2 is characterized in that, the end face of said first portion (101) is the stressed end face that contacts with the pallet (30) of anchor pole assembly.

5. according to each described nut among the claim 1-4, it is characterized in that the axial bearing capacity of said nut (10) is more than 9 tons.

6. anchor pole assembly comprises:

Be formed with the nut (10) of through hole;

Be formed with the pallet (30) of through hole; With

Anchor pole (20), said anchor pole (20) passes the through hole of nut (10) and pallet (30) respectively, and an end of said anchor pole (20) is threaded with said nut (10),

It is characterized in that said nut (10) comprising:

7. anchor pole assembly according to claim 6 is characterized in that, said first size (D1) is 50 millimeters, and said second size (D2) is 36 millimeters.

8. anchor pole assembly according to claim 7 is characterized in that, the axial length (L1) of said first portion (101) is 10 millimeters, and the axial length of said second portion (L2) is 35 millimeters, and the axial length of said third part (L3) is 15 millimeters.

9. anchor pole assembly according to claim 7 is characterized in that, the end face of said first portion (101) is the stressed end face that contacts with the pallet (30) of anchor pole assembly.

10. according to each described anchor pole assembly among the claim 6-9, it is characterized in that the axial bearing capacity of said nut (10) is more than 9 tons.