CN218235784U - Connect stable high strength screw - Google Patents

Abstract

The utility model relates to a fastener technical field specifically is a connect stable high strength screw, including the high strength screw body, the left and right sides of high strength screw body is equipped with the strengthening mechanism who is used for reinforcing frictional force between high strength screw body and the thread groove, the last surface sliding connection of high strength screw body has the stabilizing mean of stability when reinforcing high strength screw body coupling, stabilizing mean includes the protective housing of sliding connection at high strength screw body upper surface, the lower fixed surface of protective housing has two connecting rods. This connect stable high strength screw promotes the ejector pad and makes the ejector pad promote the rubber pad through the second spring under stabilizing mean's effect to make the rubber pad can with the more inseparable of thread groove laminating, and then make the frictional force between high strength screw body and the thread groove increase, make the connection of high strength screw body more stable through increasing the frictional force between high strength screw body and the thread groove.

Description

Connect stable high strength screw

Technical Field

The application relates to the technical field of fasteners, in particular to a high-strength screw stable in connection.

Background

Screws are one of the most common fasteners in the mechanical industry, and in the industries such as building, heavy industry and chemical industry, screws are often used, and when the screws are used for assembly, workers need to hold the heads of the screws by hands, and then nuts and the screws are screwed by tools.

Chinese patent CN 204344627U, this utility model discloses a high strength screw, it includes head and screw rod, head and screw rod junction are equipped with reinforcing block, just the outer coating of screw rod has the alloy enhancement layer, the high strength screw that this application adopted is equipped with reinforcing block at its head and screw rod junction, the screw that makes is also difficult for being twisted off under the condition of receiving huge external force, and owing to there is the alloy enhancement layer at the outer coating of screw rod, the outer unworn wearing and tearing of the outer layer of screw rod that makes, the life of screw has greatly been prolonged, this patent has increased the intensity of screw itself through being equipped with reinforcing block and the outer coating alloy enhancement layer of screw rod in screw head and screw rod junction, make the screw become high strength screw, but high strength screw is qualitative when using relatively poor, produce the phenomenon of skidding easily, high strength screw also loosens easily along with the increase of live time, influence fixed effect, lead to coming off of high strength screw at last even.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, this application provides a connect stable high strength screw, possesses advantages such as connect stably, has solved and has connected the unstable problem that leads to the high strength screw to drop.

In order to achieve the above purpose, the present application provides the following technical solutions: a high-strength screw with stable connection comprises a high-strength screw body, wherein reinforcing mechanisms for enhancing the friction force between the high-strength screw body and a thread groove are arranged on the left side and the right side of the high-strength screw body, and a stabilizing mechanism for enhancing the stability of the high-strength screw body during connection is connected to the upper surface of the high-strength screw body in a sliding manner;

stabilizing mean includes the protective housing of sliding connection at high strength screw body upper surface, the lower fixed surface of protective housing has two connecting rods, two equal sliding connection in one side that the connecting rod carried on the back mutually has the locating lever, the one end that the connecting rod was kept away from to the locating lever is fixed with the ejector pad, one side that the ejector pad is close to the locating lever is fixed with the second spring that is located the locating lever outside, one side that the locating lever was kept away from to the ejector pad is fixed with the rubber pad, the upper surface and the lower surface of ejector pad all are fixed with the stopper.

Through adopting this technical scheme, stabilizing mean makes the frictional force between high strength screw body and the thread groove increase, because of making the connection of high strength screw body more stable through the frictional force that increases between high strength screw body and the thread groove.

Further, stabilizing mean is still including fixing the fixed case in the protective housing left and right sides, one side sliding connection that the protective housing was kept away from to fixed case has the connecting block, one side that the protective housing was kept away from to the connecting block is fixed with and draws the piece, one side that the piece was kept away from to the connecting block is fixed with the limiting plate, one side that the limiting plate is close to the connecting block is fixed with the first spring that is located the connecting block outside, one side that the connecting block was kept away from to the limiting plate is fixed with the locating piece.

Through adopting this technical scheme, first spring, limiting plate, connecting block, draw piece and locating piece are fixed the protective housing in the high strength screw outside, make the protective housing can not drive the connecting rod at will and break away from the high strength screw.

Further, the shape of protective housing is the cylinder of inside cavity and lower surface disappearance, two spread grooves have been seted up to the upper surface of high strength screw body, the connecting rod passes through spread groove and high strength screw body clearance fit.

Through adopting this technical scheme, the protective housing of cylinder shape makes its nut that can wrap up the high strength screw of different shapes, promotes the locating lever in inserting high strength screw that the connecting rod can be relaxed through the spread groove.

Furthermore, the left side and the right side of the protection box are provided with positioning holes for the positioning blocks to penetrate through, the positioning holes are in clearance fit with the protection box, positioning grooves are formed in the left side and the right side of the high-strength screw body, and the positioning blocks are inserted into the positioning grooves.

Through adopting this technical scheme, sliding connection makes its can relax run through the protective housing and insert into the high strength screw through the constant head tank at the locating piece in the locating hole to link together protective housing and high strength screw.

Furthermore, the left and right sides of high strength screw body has all seted up the movable groove, equal sliding connection of ejector pad and rubber pad is in the movable groove.

Through adopting this technical scheme, sliding connection makes what it can relax slide in the high strength screw at the ejector pad and the rubber pad of movable groove, and then makes the rubber pad closely laminate with the thread groove under the promotion of locating lever.

Further, the reinforcing mechanism comprises reinforcing boxes fixed on the left side and the right side of the high-strength screw body respectively, a screw rod is connected to the upper surface of each reinforcing box in a threaded mode, a rotating block is fixed to the top end of the screw rod, a sliding plate is connected to the bottom end of the screw rod in a rotating mode, and reinforcing blocks are fixed to the lower surface of the sliding plate.

Through adopting this technical scheme, strengthening mechanism makes the screw thread of high strength screw body and thread groove laminating inseparabler to increased the frictional force between high strength screw body and the thread groove, made high strength screw body coupling more stable.

Further, the lower surface of the reinforcing box is provided with a through hole for the reinforcing block to penetrate through, the reinforcing box is in clearance fit with the reinforcing box through the through hole, and the lower surface of the reinforcing block is provided with anti-skid grains.

Through adopting this technical scheme, with reinforcement case clearance fit's reinforcement piece make the reinforcement piece can be relaxed run through the reinforcement case, increase the frictional force of high strength screw nut and object contact through anti-skidding line simultaneously.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this connect stable high strength screw promotes the ejector pad and makes the ejector pad promote the rubber pad through the second spring under stabilizing mean's effect to make the rubber pad can with the more inseparable of thread groove laminating, and then make the frictional force increase between high strength screw body and the thread groove, make the connection of high strength screw body more stable through increasing the frictional force between high strength screw body and the thread groove.

2. This connect stable high strength screw makes slide and reinforcing block move down through rotating the screw rod under the effect of strengthening mechanism, simultaneously because of strengthening the case and fixing the left and right sides at high strength screw body to make the reinforcing block drive the upwards slight removal of high strength screw body through strengthening the case, thereby make the screw thread of high strength screw body more inseparable with the thread groove laminating, and then increased the frictional force between high strength screw body and the thread groove, make high strength screw body coupling more stable.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of a stabilization mechanism of the present application;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic view of the reinforcement mechanism of the present application.

In the figure: 1. a stabilizing mechanism; 101. a protective box; 102. a limiting plate; 103. connecting blocks; 104. a first spring; 105. positioning a rod; 106. a fixed box; 107. pulling the block; 108. positioning a block; 109. a connecting rod; 110. a limiting block; 111. pushing a block; 112. a rubber pad; 113. a second spring; 2. a high strength screw body; 3. a reinforcement mechanism; 301. rotating the block; 302. reinforcing the box; 303. a slide plate; 304. a reinforcing block; 305. a screw.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, the high-strength screw with stable connection in the embodiment includes a high-strength screw body 2, reinforcing mechanisms 3 for enhancing friction between the high-strength screw body 2 and a thread groove are disposed on left and right sides of the high-strength screw body 2, the reinforcing mechanisms 3 make the thread of the high-strength screw body 2 and the thread groove fit together more tightly, so as to increase friction between the high-strength screw body 2 and the thread groove, so that the high-strength screw body 2 is more stably connected, the stabilizing mechanism 1 for enhancing stability when the high-strength screw body 2 is connected is slidably connected to the upper surface of the high-strength screw body 2, and the stabilizing mechanism 1 makes the connection of the high-strength screw body 2 more stable by increasing friction between the high-strength screw body 2 and the thread groove.

Referring to fig. 2-3, in order to increase the friction force between the high-strength screw body 2 and the thread groove, the stabilizing mechanism 1 in this embodiment includes a protective box 101 slidably connected to the upper surface of the high-strength screw body 2, two connecting rods 109 are fixed to the lower surface of the protective box 101, the bottom ends of the connecting rods 109 are inclined planes with a sixty degree slope, one sides of the two connecting rods 109 opposite to each other are slidably connected with a positioning rod 105, one end of the positioning rod 105 close to the connecting rod 109 is an inclined plane with a sixty degree slope, the connecting rod 109 is pushed by the inclined plane with a sixty degree slope and the inclined plane with a sixty degree slope of the connecting rod 109, one end of the positioning rod 105 far away from the connecting rod 109 is fixed with a push block 111, one side of the push block 111 close to the positioning rod 105 is fixed with a second spring 113 located outside the positioning rod 105, one side of the push block 111 far away from the positioning rod 105 is fixed with a rubber pad 112, and both upper and lower surfaces of the push block 111 are fixed with limiting blocks 110, thereby increasing the friction force between the high-strength screw body 2 and the thread groove, and making the connection of the high-strength screw body 2 more stable.

Stabilizing mean 1 is still including fixing the fixed case 106 in the protection box 101 left and right sides, one side sliding connection that protection box 101 was kept away from to fixed case 106 has connecting block 103, one side that protection box 101 was kept away from to connecting block 103 is fixed with draws piece 107, one side that drawing piece 107 was kept away from to connecting block 103 is fixed with limiting plate 102, one side that limiting plate 102 is close to connecting block 103 is fixed with first spring 104 that is located the connecting block 103 outside, one side that connecting block 103 was kept away from to limiting plate 102 is fixed with locating piece 108, first spring 104, limiting plate 102, connecting block 103, draw piece 107 and locating piece 108 to fix protection box 101 in the outside of high strength screw body 2, make protection box 101 can not drive connecting rod 109 at will and break away from high strength screw body 2.

The shape of protective housing 101 is the cylinder of inside cavity and lower surface disappearance, and two spread grooves have been seted up to the upper surface of high strength screw body 2, and connecting rod 109 passes through spread groove and 2 clearance fit of high strength screw body, and protective housing 101 through the cylinder shape makes its nut that can wrap up the high strength screw body 2 of different shapes, and the high strength screw body 2 internal promotion locating lever 105 that inserts that connecting rod 109 can relax when through the spread groove.

The locating hole that supplies the locating piece 108 to run through has all been seted up to the left and right sides of protection box 101, and through locating hole and protection box 101 clearance fit, the constant head tank has all been seted up to the left and right sides of high strength screw body 2, locating piece 108 pegs graft in the constant head tank, make its can be relaxed run through protection box 101 and insert into in high strength screw body 2 through the constant head tank through locating piece 108 of sliding connection in the locating hole, thereby link together protection box 101 and high strength screw body 2, the movable groove has all been seted up to the left and right sides of high strength screw body 2, the equal sliding connection of ejector pad 111 and rubber pad 112 is in the movable groove, make its can be relaxed gliding at high strength screw body 2 through ejector pad 111 and rubber pad 112 of sliding connection at the movable groove, and then make rubber pad 112 closely laminate with the thread groove under the promotion of locating lever 105.

Referring to fig. 4, in order to enhance the friction force of the high-strength bolt body 2, the reinforcing mechanism 3 in this embodiment includes reinforcing boxes 302 respectively fixed on the left and right sides of the high-strength bolt body 2, the upper surface of the reinforcing box 302 is connected with a screw 305 in a threaded manner, the top end of the screw 305 is fixed with a rotating block 301, the bottom end of the screw 305 is connected with a sliding plate 303 in a rotating manner, the lower surface of the sliding plate 303 is fixed with a reinforcing block 304, the thread of the high-strength bolt body 2 is attached to the thread groove more tightly through the reinforcing mechanism 3, so that the friction force between the high-strength bolt body 2 and the thread groove is increased, and the connection of the high-strength bolt body 2 is more stable.

The lower surface of reinforcing box 302 is seted up and is provided with the through-hole that runs through for reinforcing piece 304, reinforcing box 302 just through-hole and reinforcing box 302 clearance fit, and anti-skidding line has been seted up to reinforcing piece 304's lower surface, and reinforcing piece 304 through with reinforcing box 302 clearance fit makes the reinforcing piece 304 can be light run through reinforcing box 302, increases the frictional force of high strength screw body 2 nut and object contact through anti-skidding line simultaneously.

The working principle of the embodiment is as follows:

(1) When the high-strength screw body 2 is used, firstly, the high-strength screw body is screwed into a thread groove, then the pull blocks 107 at the two sides of the protective box 101 are grasped and pulled towards the left and the right sides, the pull blocks 107 drive the connecting block 103 to move together, and the connecting block 103 drives the limiting plate 102 to move together, the positioning block 108 moves together with the limiting plate 102, simultaneously, the first spring 104 is compressed by the limiting plate 102, then the connecting rod 109 is driven by the protective box 101, then the connecting rod 109 is inserted into a connecting groove in the high-strength screw body 2, when the inclined surface part of the connecting rod 109 contacts with the positioning rod 105, the connecting rod 109 continuously moves downwards, the connecting rod 109 pushes the positioning rod 105 to move towards the direction far away from the connecting rod 109 through the inclined surface of the positioning rod 105, the positioning rod 105 drives the push block 111 to move together, and drives the rubber pad 112 to move together through the push block 111, so that the rubber pad 112 is attached to the thread groove, thereby can only be with the frictional force when high strength screw body 2 and thread groove threaded connection, stopper 110 moves along with ejector pad 111 simultaneously, and stretch second spring 113 through ejector pad 111, the roof of protective housing 101 inner chamber is laminated with high strength screw body 2 when connecting rod 109 reachs the diapire of connecting groove inner chamber, loosen the hand that pulls ejector pad 107, first spring 104 kick-backs and pushes locating piece 108 into high strength screw body 2 internal fixation protective housing 101 through limiting plate 102, stabilizing mean 1 promotes ejector pad 111 and makes ejector pad 111 promote rubber pad 112 through second spring 113, thereby make rubber pad 112 can be inseparabler with the thread groove laminating, and then make the frictional force between high strength screw body 2 and the thread groove increase, make the connection of high strength screw body 2 more stable through increasing the frictional force between high strength screw body 2 and the thread groove.

(2) The turning block 301 is grasped, the turning block 301 is rotated, the turning block 301 drives the screw rod 305 to rotate together, the screw rod 305 rotates and simultaneously drives the turning block 301 to move downwards and drives the sliding plate 303 to move downwards, meanwhile, the sliding plate 303 drives the reinforcing block 304 to move downwards, hands are loosened when the turning block 301 cannot continue to rotate, the reinforcing mechanism 3 enables the sliding plate 303 and the reinforcing block 304 to move downwards by rotating the screw rod 305, meanwhile, the reinforcing box 302 is fixed on the left side and the right side of the high-strength screw body 2, the reinforcing block 304 drives the high-strength screw body 2 to slightly move upwards through the reinforcing box 302, threads of the high-strength screw body 2 are attached to thread grooves more tightly, friction force between the high-strength screw body 2 and the thread grooves is increased, and the high-strength screw body 2 is connected more stably.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a connect stable high strength screw, includes high strength screw body (2), its characterized in that: reinforcing mechanisms (3) used for enhancing the friction force between the high-strength screw body (2) and the thread groove are arranged on the left side and the right side of the high-strength screw body (2), and a stabilizing mechanism (1) used for enhancing the stability of the high-strength screw body (2) during connection is connected to the upper surface of the high-strength screw body (2) in a sliding mode;

stabilizing mean (1) is including protective housing (101) of sliding connection at high strength screw body (2) upper surface, the lower fixed surface of protective housing (101) has two connecting rods (109), two equal sliding connection in one side that connecting rod (109) carried on the back mutually has locating lever (105), the one end that connecting rod (109) were kept away from in locating lever (105) is fixed with ejector pad (111), one side that ejector pad (111) are close to locating lever (105) is fixed with second spring (113) that are located the locating lever (105) outside, one side that locating lever (105) were kept away from in ejector pad (111) is fixed with rubber pad (112), the upper surface and the lower surface of ejector pad (111) all are fixed with stopper (110).

2. A high strength screw with stable connection according to claim 1, wherein: stabilizing mean (1) is still including fixing fixed case (106) in the protection case (101) left and right sides, one side sliding connection that protection case (101) were kept away from in fixed case (106) has connecting block (103), one side that protection case (101) were kept away from in connecting block (103) is fixed with and draws piece (107), one side that drawing piece (107) was kept away from in connecting block (103) is fixed with limiting plate (102), one side that limiting plate (102) are close to connecting block (103) is fixed with first spring (104) that are located the connecting block (103) outside, one side that connecting block (103) were kept away from in limiting plate (102) is fixed with locating piece (108).

3. A high strength screw with stable connection according to claim 1, wherein: the shape of protective housing (101) is the cylinder of inside cavity and lower surface disappearance, two spread grooves have been seted up to the upper surface of high strength screw body (2), connecting rod (109) are through spread groove and high strength screw body (2) clearance fit.

4. The high-strength screw with stable connection according to claim 1, wherein: the left side and the right side of the protection box (101) are provided with positioning holes for the positioning blocks (108) to penetrate through, the positioning holes are in clearance fit with the protection box (101), the left side and the right side of the high-strength screw body (2) are provided with positioning grooves, and the positioning blocks (108) are inserted into the positioning grooves.

5. A high strength screw with stable connection according to claim 1, wherein: the left and right sides of high strength screw body (2) has all seted up the activity groove, equal sliding connection in the activity inslot of ejector pad (111) and rubber pad (112).

6. A high strength screw with stable connection according to claim 1, wherein: strengthening mechanism (3) are including fixing respectively at reinforcement case (302) of high strength screw body (2) left and right sides, the upper surface threaded connection of reinforcement case (302) has screw rod (305), the top of screw rod (305) is fixed with turning block (301), the bottom of screw rod (305) is rotated and is connected with slide (303), the lower fixed surface of slide (303) has reinforcement piece (304).

7. The high-strength screw of claim 6, wherein: the lower surface of the reinforcing box (302) is provided with a through hole for the reinforcing block (304) to penetrate through, the reinforcing box (302) is in clearance fit with the reinforcing box (302) through the through hole, and the lower surface of the reinforcing block (304) is provided with anti-skid grains.

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