CN214577483U

CN214577483U - High-strength oil sprayer pressure plate

Info

Publication number: CN214577483U
Application number: CN202120132977.4U
Authority: CN
Inventors: 胡燚
Original assignee: Haiyan Fubang Machinery Co ltd
Current assignee: Haiyan Fubang Machinery Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-11-02
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a high-strength oil sprayer pressure plate, which comprises a pressure block, a counter bore, an installation screw hole, a fastening bolt, a first tooth point, a telescopic rod, a spring, an arc-shaped block, a second tooth point, an installation opening, a first articulated shaft, a clamping block, an opening, a second articulated shaft, a screw rod, an installation rod, a sleeve, a convex block, an annular block and an internal thread part, wherein the counter bore is arranged at the upper part of the pressure block, the central position of the hole bottom of the counter bore is provided with the installation screw hole communicated with the bottom of the pressure block, the internal thread of the installation screw hole is connected with the fastening bolt, the screw head of the fastening bolt is in a cylindrical design, the first tooth point which is distributed annularly is arranged at the side part of the screw head of the fastening bolt in an integrated manner, the telescopic rod which is distributed along the radial direction of the counter bore is fixedly arranged on the side wall of the counter bore, compared with the prior art, the anti-loosening performance of the oil sprayer pressure plate can be obviously improved, the fastening strength of the oil sprayer pressing plate is improved, the risk of looseness of the oil sprayer is reduced, and the oil sprayer pressing plate is convenient to popularize and apply.

Description

High-strength oil sprayer pressure plate

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of automobile parts, especially a high strength sprayer clamp plate.

[ background of the invention ]

The fuel injector is an important component of a fuel supply system on a diesel engine, the fuel injector is fixed on the diesel engine through a fuel injector pressing plate, the fuel injector pressing plate is a part in the engine, the fuel injector pressing plate is fixed on a cylinder cover of the engine through a bolt, so that the fuel injector is tightly pressed on the cylinder cover of the engine to prevent the fuel injector from loosening, the fuel injector pressing plate and the fuel injector are easy to loosen due to larger vibration of the diesel engine in the operation, particularly, the bolt for fastening the fuel injector pressing plate can loosen due to the vibration to bring great danger to the vehicle in the operation, in addition, a bayonet of the fuel injector pressing plate in the prior art is formed by forging, the size of the bayonet cannot be changed, if the bayonet is too small, the fuel injector cannot be clamped, if the bayonet is too large, the fuel injector cannot be clamped, and the fixed bayonet is also laborious and inconvenient in the installation of the fuel injector, and because the bayonet is fixed, can not provide chucking potential energy for the sprayer, to sum up, need to improve current sprayer clamp plate.

[ Utility model ] content

The utility model aims at solving the problem in the prior art and providing a high-strength oil sprayer pressing plate.

In order to achieve the above purpose, the utility model provides a high-strength oil sprayer pressure plate, which comprises a pressure block, a counter bore, an installation screw hole, a fastening bolt, a first tooth point, a telescopic rod, a spring, an arc block, a second tooth point, an installation opening, a first articulated shaft, a clamping block, an opening, a second articulated shaft, a screw rod, an installation rod, a sleeve, a convex block, an annular block and an internal thread part, wherein the counter bore is arranged at the upper part of the pressure block, the central position of the hole bottom of the counter bore is provided with the installation screw hole communicated with the bottom of the pressure block, the internal thread of the installation screw hole is connected with the fastening bolt, the screw head of the fastening bolt is in a cylindrical design, the side part of the screw head of the fastening bolt is integrally provided with the first tooth point which is distributed annularly, the telescopic rod which is distributed along the radial direction of the counter bore is fixedly arranged on the side wall of the counter bore, the arc block which is consistent with the radian of the screw head of the fastening bolt is fixedly arranged at the centripetal direction of the counter bore, the outer side of the telescopic rod is sleeved with a spring, the arc-shaped block is integrally provided with second tooth points distributed in an arc shape towards one side of a screw head of the fastening bolt, the second tooth points are meshed and matched with the first tooth points, the upper end and the lower end on the right side of the pressing block are respectively provided with an installation port, the two installation ports are symmetrically arranged, each installation port is internally articulated with a clamping block through a first articulated shaft, the free end of each clamping block is provided with an opening, the two openings are symmetrically arranged, one opening is articulated with a screw rod through a second articulated shaft, the other opening is articulated with an installation rod through a second articulated shaft, the outer side of the installation rod is sleeved with a sleeve, the free end of the installation rod is fixedly provided with a columnar lug, the side part of the lug is movably connected with the inner wall of the sleeve, the outer side of the installation rod is sleeved with an annular block, and the annular block is fixedly connected with the inner wall of the end part of the sleeve, the diameter of the central ring of the annular block is larger than that of the mounting rod, the diameter of the central ring of the annular block is smaller than that of the bump, the inner wall of the sleeve is provided with an inner threaded part, and the screw rod is in threaded fit with the inner threaded part.

Preferably, the bottom of the pressing block is provided with a first protruding supporting surface, the first supporting surface and the pressing block are designed in an integrated mode, and the first supporting surface is provided with anti-skid grains.

Preferably, a hexagonal hole is formed in an upper portion of a screw head of the fastening bolt.

Preferably, the bottom of each clamping block is provided with a second raised supporting surface, and the second supporting surface is provided with anti-skid grains.

Preferably, the opposite sides of the two clamping blocks are provided with arc-shaped clamping grooves, and the notches of the two arc-shaped clamping grooves are arranged oppositely.

Preferably, the number of the second hinge shafts is 2, and the second hinge shafts are respectively installed in the two openings.

Preferably, the cross section of the sleeve is a regular hexagon.

The utility model has the advantages that: the utility model discloses a lateral part at the spiral shell head of fastening bolt is integrated and is equipped with the first prong that is the annular distribution, the lateral wall of counter bore is fixed and is equipped with the telescopic link along the radial distribution of counter bore, the centripetal end of telescopic link is fixed and is equipped with the arc piece unanimous with the radian of the spiral shell head of fastening bolt, the outside cover of telescopic link is equipped with the spring, the arc piece is equipped with the second prong that is the arc distribution towards one side integral type of the spiral shell head of fastening bolt, the second prong meshes with first prong and cooperates, after fastening bolt is screwed up, first prong meshes with the second prong and is connected, the elasticity of spring makes the arc piece push up the lateral part at the spiral shell head of fastening bolt tightly, make fastening bolt rotation easily, effectively prevent fastening bolt from producing the not hard up because of vibrations, the upper and lower extreme on the right side of briquetting has all seted up the installing port, all articulated through first articulated shaft in each installing port have the grip block, the free end of each clamping block is provided with an opening, one opening is internally articulated with a screw rod through a second articulated shaft, the other opening is internally articulated with an installation rod through a second articulated shaft, the outer side of the installation rod is sleeved with a sleeve, the free end of the installation rod is fixedly provided with a columnar lug, the side part of the lug is movably connected with the inner wall of the sleeve, the outer side of the installation rod is sleeved with an annular block, the annular block is fixedly connected with the inner wall of the end part of the sleeve, the inner wall of the sleeve is provided with an internal thread part, the screw rod is in threaded fit with the internal thread part, when the oil injector needs to be pressed, the two clamping blocks can be rotated to increase the included angle between the two clamping blocks, then the oil injector is arranged in the arc-shaped clamping grooves at the opposite sides of the two clamping blocks, then the free ends of the two clamping blocks are mutually closed to decrease the included angle between the two clamping blocks, so that the oil injector is clamped between the two arc-shaped clamping grooves, then rotate the free end of screw rod and telescopic free end respectively, let the free end of screw rod insert telescopic free end, then rotate the sleeve with the spanner, because screw rod and telescopic internal thread portion threaded connection, make the sleeve advance along the axis direction rotation of screw rod, make two grip blocks taut, the fixed effect to the sprayer has been promoted, compared with the prior art, can show the locking chucking performance that promotes the sprayer clamp plate, the fastening strength of sprayer clamp plate has been promoted, the not hard up risk of sprayer has been reduced, and the popularization and application are convenient.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic view of a high-strength injector pressure plate according to the present invention.

Fig. 2 is a schematic diagram of a side view of the structure of the high-strength injector pressing plate of the present invention.

In the figure: 1-pressing block, 101-first supporting surface, 2-counter bore, 3-mounting screw hole, 4-fastening bolt, 5-first tooth tip, 6-telescopic rod, 7-spring, 8-arc block, 9-second tooth tip, 10-mounting port, 11-first articulated shaft, 12-clamping block, 121-second supporting surface, 122-arc clamping groove, 13-opening, 14-second articulated shaft, 15-screw rod, 16-mounting rod, 17-sleeve, 18-lug, 19-annular block and 20-internal thread part.

[ detailed description ] embodiments

Referring to fig. 1 and 2, the high-strength injector pressure plate of the present invention comprises a pressure block 1, a counter bore 2, a mounting screw hole 3, a fastening bolt 4, a first tooth point 5, a telescopic rod 6, a spring 7, an arc-shaped block 8, a second tooth point 9, a mounting port 10, a first hinge shaft 11, a clamping block 12, an opening 13, a second hinge shaft 14, a screw 15, a mounting rod 16, a sleeve 17, a bump 18, a ring block 19 and an internal thread portion 20, wherein the counter bore 2 is formed at the upper portion of the pressure block 1, a mounting screw hole 3 communicated with the bottom of the pressure block 1 is formed at the center position of the bottom of the counter bore 2, the fastening bolt 4 is connected to the mounting screw hole 3 through an internal thread, the head of the fastening bolt 4 is designed in a cylindrical shape, the first tooth points 5 distributed in an annular shape are arranged at the side portion of the head of the fastening bolt 4, the telescopic rod 6 distributed in the radial direction of the counter bore 2 is fixed on the side wall of the counter bore 2, the centripetal end of the telescopic rod 6 is fixedly provided with an arc-shaped block 8 which is consistent with the radian of the screw head of the fastening bolt 4, the outer side of the telescopic rod 6 is sleeved with a spring 7, one side of the arc-shaped block 8, facing the screw head of the fastening bolt 4, is integrally provided with a second tooth point 9 which is distributed in an arc shape, the second tooth point 9 is meshed with the first tooth point 5 in a matching manner, the upper end and the lower end of the right side of the pressing block 1 are respectively provided with a mounting opening 10, the two mounting openings 10 are symmetrically arranged, each mounting opening 10 is internally articulated with a clamping block 12 through a first articulated shaft 11, the free end of each clamping block 12 is respectively provided with an opening 13, the two openings 13 are symmetrically arranged, one opening 13 is internally articulated with a screw rod 15 through a second articulated shaft 14, the other opening 13 is internally articulated with a mounting rod 16 through a second articulated shaft 14, the outer side of the mounting rod 16 is sleeved with a sleeve 17, the free end of the installation rod 16 is fixedly provided with a columnar bump 18, the side of the bump 18 is movably connected with the inner wall of the sleeve 17, the outer side of the installation rod 16 is sleeved with an annular block 19, the inner wall of the end of the annular block 19 is fixedly connected with the inner wall of the end of the sleeve 17, the diameter of the central ring of the annular block 19 is larger than that of the installation rod 16, the diameter of the central ring of the annular block 19 is smaller than that of the bump 18, the inner wall of the sleeve 17 is provided with an internal thread part 20, the screw rod 15 is in threaded fit with the internal thread part 20, the bottom of the pressing block 1 is provided with a first raised supporting surface 101, the first supporting surface 101 and the pressing block 1 are designed in an integrated mode, the first supporting surface 101 is provided with anti-slip threads, the upper part of the screw head of the fastening bolt 4 is provided with a hexagonal hole, each bottom of the clamping block 12 is provided with a second raised supporting surface 121, and the second supporting surface 121 is provided with anti-slip threads, arc-shaped clamping grooves 122 are formed in the opposite sides of the two clamping blocks 12, notches of the two arc-shaped clamping grooves 122 are arranged oppositely, the number of the second hinge shafts 14 is 2, the second hinge shafts are respectively installed in the two openings 13, and the cross section of the sleeve 17 is in a regular hexagon shape.

The utility model discloses the working process: after the fastening bolt 4 is screwed, the first tooth point 5 is meshed with the second tooth point 9, the elastic force of the spring 7 enables the arc-shaped block 8 to be tightly pressed against the side part of the screw head of the fastening bolt 4, so that the fastening bolt 4 cannot easily rotate, the fastening bolt 4 is effectively prevented from loosening due to vibration, when the oil injector needs to be pressed, the two clamping blocks 12 can be rotated to enable the included angle between the two clamping blocks 12 to be enlarged, then the oil injector is arranged in the arc-shaped clamping grooves 122 on the opposite sides of the two clamping blocks 12, then the free ends of the two clamping blocks 12 are mutually closed to enable the included angle between the two clamping blocks 12 to be reduced, so that the oil injector is clamped between the two arc-shaped clamping grooves 122, then the free end of the screw 15 and the free end of the sleeve 17 are respectively rotated to enable the free end of the screw 15 to be inserted into the free end of the sleeve 17, then the sleeve 17 is rotated by a wrench, and as the screw 15 is in threaded connection with the inner threaded part 20 of the sleeve 17, make sleeve 17 advance along the axis direction rotation of screw rod 15 for two grip blocks 12 are taut, have promoted the fixed effect to the sprayer, compare with prior art, can show the locking chucking performance that promotes the sprayer clamp plate, have promoted the fastening strength of sprayer clamp plate, have reduced the not hard up risk of sprayer, and the facilitate promotion is used.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a high strength sprayer clamp plate which characterized in that: comprises a pressing block (1), counter bores (2), mounting screw holes (3), fastening bolts (4), first tooth tips (5), a telescopic rod (6), a spring (7), an arc-shaped block (8), second tooth tips (9), a mounting opening (10), a first hinged shaft (11), a clamping block (12), an opening (13), a second hinged shaft (14), a screw rod (15), a mounting rod (16), a sleeve (17), a convex block (18), an annular block (19) and an internal thread part (20), wherein the counter bores (2) are formed in the upper part of the pressing block (1), the mounting screw holes (3) communicated with the bottom of the pressing block (1) are formed in the center positions of the hole bottoms of the counter bores (2), the fastening bolts (4) are connected with the mounting screw holes (3) in an internal thread manner, the screw heads of the fastening bolts (4) are designed in a cylindrical manner, the first tooth tips (5) are annularly distributed on the side parts of the screw heads of the fastening bolts (4) in an integrated manner, the lateral wall of the counter bore (2) is fixedly provided with telescopic rods (6) which are distributed along the radial direction of the counter bore (2), the centripetal direction end of each telescopic rod (6) is fixedly provided with an arc-shaped block (8) which is consistent with the radian of the screw head of the fastening bolt (4), the outer side of each telescopic rod (6) is sleeved with a spring (7), one side of each arc-shaped block (8) facing the screw head of the fastening bolt (4) is integrally provided with a second tooth point (9) which is distributed in an arc shape, the second tooth point (9) is meshed and matched with the first tooth point (5), the upper end and the lower end on the right side of the pressing block (1) are respectively provided with an installation opening (10), the two installation openings (10) are symmetrically arranged, each installation opening (10) is internally hinged with a clamping block (12) through a first hinge shaft (11), the free end of each clamping block (12) is provided with an opening (13), and the two articulated shafts (13) are symmetrically arranged, wherein a screw rod (15) is hinged in one opening (13) through a second hinge shaft (14), a mounting rod (16) is hinged in the other opening (13) through the second hinge shaft (14), a sleeve (17) is sleeved on the outer side of the mounting rod (16), a columnar lug (18) is fixedly arranged at the free end of the mounting rod (16), the side part of the convex block (18) is movably connected with the inner wall of the sleeve (17), the outer side of the mounting rod (16) is sleeved with an annular block (19), the annular block (19) is fixedly connected with the inner wall of the end part of the sleeve (17), the diameter of the central ring of the annular block (19) is larger than that of the mounting rod (16), the diameter of the central ring of the annular block (19) is smaller than that of the lug (18), an internal thread part (20) is arranged on the inner wall of the sleeve (17), and the screw rod (15) is in threaded fit with the internal thread part (20).

2. A high strength fuel injector pressure plate as claimed in claim 1, wherein: the bottom of briquetting (1) is equipped with bellied first holding surface (101), first holding surface (101) and briquetting (1) formula design as an organic whole, be equipped with anti-skidding line on first holding surface (101).

3. A high strength fuel injector pressure plate as claimed in claim 1, wherein: and the upper part of the screw head of the fastening bolt (4) is provided with a hexagonal hole.

4. A high strength fuel injector pressure plate as claimed in claim 1, wherein: the bottom of each clamping block (12) is provided with a second raised supporting surface (121), and the second supporting surface (121) is provided with anti-skid grains.

5. A high strength fuel injector pressure plate as claimed in claim 1, wherein: arc-shaped clamping grooves (122) are formed in the opposite sides of the two clamping blocks (12), and notches of the two arc-shaped clamping grooves (122) are arranged oppositely.

6. A high strength fuel injector pressure plate as claimed in claim 1, wherein: the number of the second articulated shafts (14) is 2, and the second articulated shafts are respectively arranged in the two openings (13).

7. A high strength injector pressure plate according to any one of claims 1 to 6, characterized in that: the cross section of the sleeve (17) is in a regular hexagon shape.