CN215370525U

CN215370525U - Antirust bolt convenient to maintain

Info

Publication number: CN215370525U
Application number: CN202121368214.6U
Authority: CN
Inventors: 张伯卿; 明平亮
Original assignee: Zhejiang Liangtai Standard Co ltd
Current assignee: Zhejiang Liangtai Standard Co ltd
Priority date: 2021-06-19
Filing date: 2021-06-19
Publication date: 2021-12-31
Anticipated expiration: 2031-06-19

Abstract

The utility model discloses an antirust bolt convenient to maintain, which structurally comprises a head and a rod part fixedly connected with the head, wherein the head and the rod part are coaxially arranged, the outer walls of the head and the rod part are coated with antirust coatings, an oil injection groove extending into the head is formed in the center of the rod part, a plurality of oil guide holes extending to the outer side of the rod part are formed in the inner wall of the oil injection groove, a liquid injection box is arranged in the head and provided with a liquid storage layer positioned on the upper layer and a liquid outlet layer positioned on the lower layer, the lower part of the liquid outlet layer is communicated with the oil injection groove through a liquid outlet channel, an oil outlet disc used for controlling the oil outlet amount is rotatably connected in the liquid outlet layer, a liquid guide channel is communicated between the liquid outlet layer and the liquid storage layer, an oil injection port is formed in the upper part of the liquid storage layer, and an assembly concave position used for assembling a plug is formed in the position, which is positioned on the upper end face of the head, and the bolt are convenient and efficient to maintain.

Description

Antirust bolt convenient to maintain

Technical Field

The utility model relates to the technical field of fasteners, in particular to an antirust bolt convenient to maintain.

Background

The fastener is also called a standard component in the market, and is a mechanical component which can fix or bond two or more components together in a mechanical mode, and the bolt as one of the fasteners has various varieties and specifications, different performance and purposes, extremely high standardization, serialization and universalization degrees, wide application and large demand.

Current bolt is under long-time the use, because the easy emergence corrosion of the influence of installation environment or outside weather condition, and then influence the connection stability of bolt, make the dismantlement of bolt comparatively difficult simultaneously, consequently need paint lubricating oil or anti-rust oil and prevent it to the bolt regularly, but the cooperation of bolt and nut or screw hole is inseparabler, be difficult to directly paint anti-rust oil after the installation, usually need carry out the dismantlement of bolt, paint and install again behind the anti-rust oil, make the maintenance operation very loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the rust-proof bolt convenient to maintain so as to solve the technical problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an anti-rust bolt convenient to maintain, including the head and with head fixed connection's pole portion, the coaxial setting of head and pole portion, head and pole portion outer wall all the coating is equipped with anti-rust coating, the oiling groove that extends to in the head is seted up to the center department of pole portion, a plurality of oil guide holes that extend to the pole portion outside are seted up to the oiling groove inner wall, the head embeds there is annotates the liquid box, it has the stock solution layer that is located the upper strata and is located the play liquid layer of lower floor to annotate the liquid box, go out liquid layer below and switch on through liquid way and oiling groove, it is connected with the play oil tray that is used for controlling oil output to go out the rotation in situ, it switches on to lead the liquid passageway between liquid layer and the stock solution layer, the oiling mouth has been seted up to stock solution layer top, the corresponding position department that the head up end is located the oiling mouth sets up the assembly concave position that is used for assembling the end cap.

The scheme has the advantages that: the oil injection hole is sealed through the plug, oil is prevented from losing, meanwhile, the oxidation speed of the oil is slowed down, the oil is reserved in the liquid storage layer, so that an operator does not need to carry the oil with him during oil injection, the work burden of the operator is reduced, when the bolt needs to be subjected to daily maintenance, the oil outlet disc is rotated, the oil in the oil storage cavity is controlled by the oil outlet disc to flow towards the inner wall of the oil injection groove through the liquid outlet layer and flow towards the outer wall of the rod part through the oil guide hole to realize lubrication, when the bolt does not need to be lubricated, the oil outlet disc has a sealing and blocking effect on the liquid guide channel, and the oil is prevented from permeating into the liquid outlet layer when the bolt is not needed to be used; furthermore, the rust-proof coating is coated on the outer wall of the head part and the outer wall of the rod part to further improve the rust-proof performance of the bolt.

The utility model is further configured to: the oil outlet disc comprises a circular disc body matched with the oil outlet layer, a plurality of oil receiving grooves are formed in the outer edge of the disc body in an equidistant mode, the open ends of the oil receiving grooves are matched with the liquid guide channels, the center of the disc body is provided with a screw hole matched with the screwdriver, and the front side of the head is located at the corresponding position of the screw hole and provided with a slot for inserting the screwdriver.

The scheme has the advantages that: the screwdriver is inserted into the slot and drives the disc body to rotate through the screw hole, and the oil outlet amount of the liquid storage layer can be controlled by controlling the number of the rotating rings of the oil outlet disc.

The utility model is further configured to: the outer lane cover of disk body is equipped with the rubber sleeve, and the rubber sleeve closely laminates with liquid outlet layer inner wall and drain passageway.

The scheme has the advantages that: the friction coefficient between the disc body and the liquid outlet layer is improved by the rubber sleeve, the disc body is prevented from rotating mistakenly due to looseness when the disc body does not need to rotate, meanwhile, when the bolt does not need to be lubricated and maintained, the disc body is rotated, the rubber sleeve is enabled to abut against the lower opening of the liquid guide channel, the sealing performance between the disc body and the liquid guide channel is improved, and oil is prevented from permeating into the liquid outlet layer when the oil is not used.

The utility model is further configured to: a flow guide inclined plane is arranged below the liquid storage layer, the lowest point of the flow guide inclined plane and the highest point of the liquid guide channel are positioned on the same horizontal plane, and a pressure relief ring is assembled at the opening end, close to the liquid storage layer, of the liquid guide channel.

The scheme has the advantages that: the guide inclined planes are arranged to prevent oil from accumulating on two sides of the bottom of the liquid storage layer, so that the liquid outlet efficiency of the liquid storage layer is improved; furthermore, the pressure release ring reduces the impact force of fluid and makes the flow of fluid more gentle, avoids the too big and liquid infiltration play liquid layer that leads to of fluid's pressure.

The utility model is further configured to: the assembly concave position is communicated with the oil filling hole, the size of the plug and the vertical end of the assembly concave position are matched and the vertical end of the plug extends to the bottom of the liquid storage layer, and a sealing ring is arranged on the inner wall of the oil filling port.

The scheme has the advantages that: the oil filling hole is blocked by the plug to prevent oil from seeping from a liquid storage layer, and the installation sealing performance of the plug is improved by the sealing ring arranged on the inner wall of the oil filling opening; further, the vertical end of end cap extends to stock solution layer bottom, lifts off the end cap and observes the liquid level height of the vertical end of end cap and can learn the intraformational fluid surplus of stock solution when needing to learn the interior fluid surplus of stock solution layer.

The utility model is further configured to: the oil guide holes are obliquely arranged on one side deviating from the head, the inclination angle interval of the oil guide holes is 20-30 degrees, and the pitch interval of the oil guide holes is 2-3 mm.

The scheme has the advantages that: the oil guide hole is obliquely arranged, so that oil can rapidly flow to the outer wall of the screw and can be lubricated, and the angle of 20-30 degrees is a better inclination angle range of the oil guide hole.

The utility model is further configured to: the antirust coating adopts epoxy zinc-rich paint, and the thickness of the antirust coating is 1 mm.

The scheme has the advantages that: the thickness of the antirust coating is 1mm, so that the antirust function is ensured, and the manufacturing cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a front view of the structure of the present invention;

fig. 4 is a top view of the structure of the present invention.

Reference numerals: 1. a head portion; 100. a liquid injection box; 101. a liquid storage layer; 102. discharging the liquid layer; 103. a liquid outlet channel; 104. a drainage channel; 105. an oil filling port; 106. assembling the concave position; 107. a plug; 108. a diversion bevel; 109. a pressure relief ring; 110. a seal ring; 2. a rod portion; 200. an oil injection groove; 201. an oil guide hole; 3. an oil outlet disc; 300. a tray body; 301. an oil receiving groove; 302. a screw hole; 303. a slot; 304. a rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-4, an antirust bolt convenient for maintenance according to an embodiment of the present invention includes a head portion 1 and a rod portion 2 fixedly connected to the head portion 1, the head portion 1 and the rod portion 2 are coaxially disposed, the outer walls of the head portion 1 and the rod portion 2 are coated with an antirust coating, an oil injection groove 200 extending into the head portion 1 is disposed at a center of the rod portion 2, a plurality of oil guide holes 201 extending to an outer side of the rod portion 2 are disposed on an inner wall of the oil injection groove 200, an oil injection box 100 is disposed in the head portion 1, the oil injection box 100 includes a liquid storage layer 101 located on an upper layer and a liquid outlet layer 102 located on a lower layer, a lower portion of the liquid outlet layer 102 is communicated with the oil injection groove 200 through a liquid outlet channel 103, an oil outlet disc 3 for controlling an oil output is rotatably connected to the liquid outlet layer 102, a liquid guide channel 104 is communicated between the liquid outlet layer 102 and the liquid storage layer 101, an oil injection port 105 is disposed above the liquid storage layer 101, and an assembly concave 106 for assembling a plug 107 is disposed at a position corresponding to the oil injection port 105 on an upper end surface of the head portion 1.

When in use, the plug 107 is detached after the bolt is installed, oil liquid is injected into the liquid storage layer 101, then the oil filling port 105 is encapsulated by the plug 107 to avoid the loss of oil liquid and simultaneously slow down the oxidation speed of the oil liquid, the oil liquid is reserved in the liquid storage layer 101, the lower part of the liquid storage layer 101 is communicated with the liquid outlet layer 102 through the liquid guide channel 104, the liquid outlet layer 102 is rotatably connected with an oil outlet disc 3 for controlling the oil outlet of the liquid storage layer 101, when the bolt is rusted or the bolt needs to be maintained daily, the oil outlet disc 3 is rotated, the oil outlet disc 3 controls the oil in the oil storage cavity to flow towards the inner wall of the oil filling tank 200 through the liquid outlet layer 102, then, oil flows towards the outer wall of the rod part 2 through the oil guide hole 201 to realize lubrication, and the oil outlet disc 3 has a sealing and blocking effect on the liquid guide channel 104 when the bolt is not required to be maintained and lubricated, so that the oil is prevented from permeating into the liquid outlet layer 102 when the bolt is not required to be used; furthermore, the rust-proof coating is coated on the outer wall of the head part 1 and the outer wall of the rod part 2 to further improve the rust-proof performance of the bolt.

Go out food tray 3 and include the circular disk body 300 with going out liquid layer 102 looks adaptation, a plurality of oil grooves 301 that connect have been seted up to disk body 300 outer fringe equidistance, the open end that connects oil groove 301 all with drain channel 104 looks adaptation, the center department of disk body 300 has the screw 302 with screwdriver looks adaptation, head 1 front side is located the corresponding position department of screw 302 and has been seted up and supply screwdriver male slot 303.

When using, when needing to paint fluid to the bolt and carry out daily maintenance, insert slot 303 and drive disk body 300 through screw 302 with the screwdriver and rotate, disk body 300 rotates the in-process and makes oil receiving groove 301 move to lead liquid passageway 104 below, disk body 300 disappears to the blockking of fluid in the liquid passageway 104 this moment, fluid falls into oil receiving groove 301 and continues to rotate disk body 300, disk body 300 continues to rotate and makes oil receiving groove 301 that fills with fluid move to play liquid passageway 103 top, fluid falls into oiling groove 200 and flows to 2 outer walls of pole portions towards the oil guide hole 201 of lateral wall this moment, accomplish paining of fluid, the control to liquid storage layer 101 oil output can be realized to the number of turning circles of controlling oil pan 3.

The outer ring of the tray body 300 is sleeved with a rubber sleeve 304, and the rubber sleeve 304 is tightly attached to the inner wall of the liquid outlet layer 102 and the liquid guide channel 104.

When the liquid guide plate is used, the rubber sleeve 304 is arranged to improve the friction coefficient between the disc body 300 and the liquid outlet layer 102, the disc body 300 is prevented from rotating mistakenly due to looseness when the disc body 300 does not need to rotate, meanwhile, when the bolt does not need to be lubricated and maintained, the disc body 300 is rotated, the rubber sleeve 304 is enabled to be abutted to the lower opening of the liquid guide channel 104, the sealing performance of the disc body 300 is improved, and oil is prevented from permeating into the liquid outlet layer 102 when the liquid guide plate is not used.

A flow guide inclined plane 108 is arranged below the liquid storage layer 101, the lowest point of the flow guide inclined plane 108 and the highest point of the liquid guide channel 104 are in the same horizontal plane, and a pressure relief ring 109 is assembled at the opening end of the liquid guide channel 104 close to the liquid storage layer 101.

When the liquid storage layer is used, the guide inclined planes 108 are arranged to prevent oil from being accumulated on two sides of the bottom of the liquid storage layer 101, so that the liquid outlet efficiency of the liquid storage layer 101 is improved; further, when oil enters the liquid guide channel 104, the oil is in contact with the pressure relief ring 109, the pressure relief ring 109 reduces the impact force of the oil, so that the flow of the oil is more gentle, and the phenomenon that the oil permeates into the liquid outlet layer 102 due to the overlarge pressure of the oil is avoided.

The assembly concave position 106 is communicated with the oil filling hole, the size of the plug 107 is matched with the assembly concave position 106, the vertical end of the plug 107 extends to the bottom of the liquid storage layer 101, and the inner wall of the oil filling opening 105 is provided with a sealing ring 110.

When the liquid storage layer 101 is required to be packaged through the plug 107, the plug 107 is screwed towards the interior of the assembly concave position 106, and the installation sealing performance of the plug 107 is improved through the sealing ring 110 arranged on the inner wall of the oil filling opening 105; further, the vertical end of end cap 107 extends to stock solution layer 101 bottom, unloads end cap 107 and observes the liquid level height of the vertical end of end cap 107 and can learn the fluid surplus in stock solution layer 101 when needing to learn the fluid surplus in stock solution layer 101.

The oil guide holes 201 are obliquely arranged on one side departing from the head part 1, the inclined angle interval of the oil guide holes 201 is 20-30 degrees, and the pitch interval of the oil guide holes 201 is 2-3 mm.

When the oil guide hole is used, because the oil is viscous and needs a long time to slowly diffuse to the outer wall of the rod part 2, the oil guide hole 201 is obliquely arranged to facilitate the oil to rapidly flow to the outer wall of the screw and realize lubrication, wherein 20-30 degrees is the optimal inclination angle interval of the oil guide hole.

The antirust coating adopts epoxy zinc-rich paint, and the thickness of the antirust coating is 1 mm.

When the epoxy zinc-rich paint is used, the epoxy zinc-rich paint has excellent antirust performance and strong adhesive force, is quick-dried at normal temperature, and reduces the manufacturing cost while ensuring the antirust function by further improving the antirust performance of the bolt, wherein the thickness of the antirust coating is 1 mm.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides an antirust bolt convenient to maintain, includes head (1) and pole portion (2) with head (1) fixed connection, head (1) and pole portion (2) coaxial setting, its characterized in that: head (1) and pole portion (2) outer wall all coat and be equipped with anti rust coating, the center department of pole portion (2) sets up oiling groove (200) that extends to in head (1), oiling groove (200) inner wall sets up a plurality of oil guide holes (201) that extend to the pole portion (2) outside, head (1) embeds there is notes liquid box (100), notes liquid box (100) have stock solution layer (101) that are located the upper strata and play liquid layer (102) that are located the lower floor, go out liquid layer (102) below through drain passage (103) with oiling groove (200) switch on, go out liquid layer (102) internal rotation and be connected with play food tray (3) that are used for controlling oil output, lead between liquid layer (102) and stock solution layer (101) and lead liquid passageway (104) and switch on, oiling mouth (105) have been seted up to stock solution layer (101) top, head (1) up end surface is located the corresponding position department of oiling mouth (105) sets up assembly concave position (106) that are used for assembly end cap (107) .

2. The rust inhibitive bolt for easy maintenance according to claim 1, characterized in that: go out food tray (3) include with circular disk body (300) of liquid outlet layer (102) looks adaptation, disk body (300) outer fringe equidistance has been seted up a plurality of oil grooves (301) that connect, the open end that connects oil groove (301) all with lead liquid passageway (104) looks adaptation, the center department of disk body (300) has screw (302) with screwdriver looks adaptation, head (1) front side is located the corresponding position department of screw (302) has been seted up and has been supplied screwdriver male slot (303).

3. The rust inhibitive bolt for easy maintenance according to claim 2, characterized in that: the outer ring of the tray body (300) is sleeved with a rubber sleeve (304), and the rubber sleeve (304) is tightly attached to the inner wall of the liquid outlet layer (102) and the liquid guide channel (104).

4. The rust inhibitive bolt for easy maintenance according to claim 1, characterized in that: a flow guide inclined plane (108) is arranged below the liquid storage layer (101), the lowest point of the flow guide inclined plane (108) and the highest point of the liquid guide channel (104) are located on the same horizontal plane, and a pressure relief ring (109) is assembled at the opening end, close to the liquid storage layer (101), of the liquid guide channel (104).

5. The rust inhibitive bolt for easy maintenance according to claim 1, characterized in that: the assembly concave position (106) is communicated with the oil filling hole, the size of the plug (107) and the vertical end of the assembly concave position (106) are matched, the vertical end of the plug (107) extends to the bottom of the liquid storage layer (101), and a sealing ring (110) is arranged on the inner wall of the oil filling opening (105).

6. The rust inhibitive bolt for easy maintenance according to claim 1, characterized in that: the oil guide holes (201) are obliquely arranged on one side deviating from the head portion (1), the inclined angle interval of the oil guide holes (201) is 20-30 degrees, and the pitch interval of the oil guide holes (201) is 2-3 mm.

7. The rust inhibitive bolt for easy maintenance according to claim 1, characterized in that: the anti-rust coating is made of epoxy zinc-rich paint, and the thickness of the anti-rust coating is 1 mm.