CN115265274B - Damping gun seat suitable for heavy machine gun sighting telescope - Google Patents
Damping gun seat suitable for heavy machine gun sighting telescope Download PDFInfo
- Publication number
- CN115265274B CN115265274B CN202210869531.9A CN202210869531A CN115265274B CN 115265274 B CN115265274 B CN 115265274B CN 202210869531 A CN202210869531 A CN 202210869531A CN 115265274 B CN115265274 B CN 115265274B
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- vibration reduction
- seat
- boss
- locking
- spring
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- 238000013016 damping Methods 0.000 title claims description 55
- 230000009467 reduction Effects 0.000 claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims abstract description 18
- 238000007906 compression Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 239000013585 weight reducing agent Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005728 strengthening Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/06—Rearsights
- F41G1/14—Rearsights with lens
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/06—Rearsights
- F41G1/16—Adjusting mechanisms therefor; Mountings therefor
- F41G1/26—Adjusting mechanisms therefor; Mountings therefor screw
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Telescopes (AREA)
Abstract
The invention discloses a vibration reduction gun seat suitable for a heavy machine gun sighting telescope, which comprises a base and a connecting seat, wherein the base is provided with a base seat; the bottom end of the base is provided with a first positioning groove and two locking mechanisms which are arranged at intervals, and the top end of the base is symmetrically provided with two supporting seats; rectangular grooves with two open ends are formed between the two supporting seats; each supporting seat is provided with two through holes; the connecting seat is of a king-shaped structure, bosses are symmetrically arranged at the front, middle and rear parts of the two sides, and are provided with mounting holes; the top surface of the connecting seat is provided with a second positioning groove, and a fixing hole penetrating through the thickness of the connecting seat is formed in the second positioning groove; the middle part of the connecting seat is accommodated in the rectangular groove, and two ends of the connecting seat are positioned at the outer sides of the supporting seat; two sides of the connecting seat are arranged on the supporting seat through vibration reduction guide rods, four vibration reduction springs sleeved on the vibration reduction guide rods and locking screws; the vibration reduction guide rod is in clearance fit with the mounting hole. The vibration reduction gun seat can resist the impact force of a heavy machine gun and has a good vibration reduction effect.
Description
Technical Field
The invention relates to the technical field of gun aiming, in particular to a vibration reduction gun seat suitable for a heavy machine gun aiming mirror.
Background
The heavy machine gun consists of a gun body, a gun frame and a sighting telescope. The sighting telescope of the existing heavy machine gun is generally directly and fixedly arranged on the gun body, so that the sighting telescope cannot resist the impact force of the heavy machine gun when shooting, and the sighting telescope cannot have the vibration reduction function.
Disclosure of Invention
In view of the above, the invention provides a vibration damping gun base suitable for a heavy machine gun sighting telescope, which can resist the impact force of a heavy machine gun and has a good vibration damping effect.
The invention adopts the following specific technical scheme:
a vibration reduction mount for a heavy machine gun sight, the vibration reduction mount comprising:
the base is provided with a first positioning groove for connecting a heavy machine gun and two locking mechanisms arranged at intervals at the bottom end, and two supporting seats are symmetrically arranged at the top end; rectangular grooves with two open ends are formed between the two supporting seats; each support seat is provided with two through holes which are oppositely arranged along the length direction of the heavy machine gun;
the connecting seat is of a king-shaped structure, bosses are symmetrically arranged at the front, middle and rear parts of two sides, a yielding groove is formed between two adjacent bosses on the same side, and mounting holes corresponding to the positions of the through holes are formed in the bosses; the top surface of the connecting seat is provided with a second positioning groove for installing a sighting telescope, and a fixing hole penetrating through the thickness of the connecting seat is formed in the second positioning groove; the fixing hole is used for penetrating and fixing a fastener for installing the sighting telescope; the middle part of the connecting seat is accommodated in the rectangular groove, and two ends of the connecting seat are positioned at the outer sides of the supporting seat; two sides of the connecting seat are arranged on the supporting seat through the vibration reduction guide rods of the mounting holes and the through holes corresponding to the penetrating positions, four vibration reduction springs sleeved on the vibration reduction guide rods, two ends of the four vibration reduction springs are abutted against the supporting seat and the boss, and locking screws fixedly connected to two ends of the vibration reduction guide rods; the vibration reduction guide rod is in clearance fit with the mounting hole.
Still further, a wear sleeve is provided that is interference fit within each of the through holes;
the vibration reduction guide rod passes through the wear sleeve in a clearance fit.
Furthermore, the base is of a Z-shaped structure, and a first weight-reducing groove and a second weight-reducing groove which are crisscrossed are respectively arranged at the middle part between the bottom end and the top end.
Further, the two through holes are a first through hole and a second through hole;
the bosses arranged on one side of the connecting seat are a first boss, a second boss and a third boss respectively;
the mounting holes comprise a first mounting hole formed in the first boss, a second mounting hole formed in the second boss and a third mounting hole formed in the third boss;
the four damping springs are respectively a first damping spring abutted between the first boss and the first through hole, a second damping spring abutted between the first through hole and the second boss, a third damping spring abutted between the second boss and the second through hole and a fourth damping spring abutted between the second through hole and the third boss;
the first positioning groove and the second positioning groove are dovetail grooves;
the locking mechanism is an eccentric wheel locking mechanism and comprises an eccentric wheel handle, a locking shaft, a locking sliding block, a locking pin shaft, a limit screw and a compression spring; one end of the locking shaft is fixedly connected with the limit screw, and the other end of the locking shaft sequentially penetrates through the base and the locking sliding block and is fixedly provided with the eccentric wheel handle through the locking pin shaft; the cam surface of the eccentric wheel handle is abutted against the locking sliding block, and the tightness of the locking sliding block is realized by rotating the eccentric wheel handle, so that the quick assembly and disassembly of the vibration reduction gun seat and the heavy machine gun are realized; two first spring mounting holes are formed in one side, facing the base, of the locking sliding block, and the two first spring mounting holes are symmetrically arranged by taking the locking shaft as a symmetrical shaft; the base is provided with second spring mounting holes corresponding to the first spring mounting holes one by one, a compression spring is accommodated in each pair of corresponding first spring mounting holes and second spring mounting holes, and the elasticity of the compression spring has the tendency of separating the base from the locking sliding block.
Further, the length of the first damping spring is equal to the length of the third damping spring;
the length of the second vibration reduction spring is equal to that of the fourth vibration reduction spring;
the length of the first damping spring is greater than the length of the second damping spring.
The beneficial effects are that:
(1) The vibration reduction gun seat comprises a base and a connecting seat; the bottom end of the base is provided with a first positioning groove for connecting a heavy machine gun and two locking mechanisms arranged at intervals, and the top end of the base is symmetrically provided with two supporting seats; rectangular grooves with two open ends are formed between the two supporting seats; each supporting seat is provided with two opposite through holes; the connecting seat is of a king-shaped structure, three bosses are symmetrically arranged on two sides of the connecting seat, a yielding groove is formed between two adjacent bosses on the same side, and mounting holes corresponding to the positions of the through holes are formed in the bosses; the top surface of the connecting seat is provided with a second positioning groove for installing the sighting telescope, and a fixing hole penetrating through the thickness of the connecting seat is formed in the second positioning groove; the fixing hole is used for penetrating a fastener for fixedly mounting the sighting telescope; the middle part of the connecting seat is accommodated in the rectangular groove, and two ends of the connecting seat are positioned at the outer sides of the supporting seat; two sides of the connecting seat are arranged on the supporting seat through vibration reduction guide rods penetrating through the mounting holes and the through holes, four vibration reduction springs sleeved on the vibration reduction guide rods, two ends of the four vibration reduction springs are abutted against the supporting seat and the boss, and locking screws fixedly connected to two ends of the vibration reduction guide rods; the vibration reduction guide rod is in clearance fit with the mounting hole; because the connecting seat is arranged on the vibration reduction guide rod of the base in a sleeved mode, the impact force of the heavy machine gun can be resisted through the vibration reduction springs, and therefore a good vibration reduction effect is achieved.
(2) The vibration reduction gun seat also comprises a wear-resistant sleeve which is arranged in each through hole in an interference fit manner; the vibration reduction guide rod passes through the wear-resistant sleeve in a clearance fit manner; because the wear-resistant sleeve is also arranged between the vibration reduction guide rod and the through hole of the supporting seat and is arranged on the supporting seat through interference fit, the wear-resistant performance of the supporting seat can be improved through the wear-resistant sleeve.
(3) The base of the vibration reduction gun seat is of a Z-shaped structure, and a first weight reduction groove and a second weight reduction groove which are crisscrossed are respectively arranged at the middle part between the bottom end and the top end; because the base adopts a Z-shaped structure, the bottom end part and the top end part of the base can be arranged in a staggered way, so that the vibration reduction gun seat, the heavy machine gun and the sighting telescope are convenient to mount; through two orthogonal weight reduction grooves that the base mid portion set up, not only the weight of reduction rifle seat that can be great lighten, the mid portion forms the strengthening rib after two weight reduction grooves are opened simultaneously, and the strengthening rib has impact resistance, consequently, can further improve shock resistance.
(4) The first positioning groove and the second positioning groove of the vibration reduction gun seat are dovetail grooves, and the heavy machine gun and the sighting telescope are installed through the dovetail grooves, so that the installation accuracy can be ensured; the locking mechanism adopts the eccentric wheel locking mechanism, and the quick assembly disassembly between the vibration reduction gun seat and the heavy machine gun can be realized by adopting the locking mechanism.
(5) According to the vibration reduction gun seat, the four vibration reduction springs are sleeved on the vibration reduction guide rod, and have different lengths, and the impact resistance of the vibration reduction gun seat can be further improved by arranging the vibration reduction springs with different lengths.
Drawings
FIG. 1 is a schematic view of a vibration damping gun mount according to the present invention;
FIG. 2 is a schematic view of the vibration reduction gun mount of the present invention with a sight mounted thereon;
FIG. 3a is a schematic view of a partially cut-away construction of the vibration damping mount of FIG. 1;
FIG. 3b is a schematic view of the part A of FIG. 3a in an enlarged partial structure;
FIG. 4 is a schematic view of the base of the vibration damping mount of FIG. 1;
FIG. 5a is a front view of the base of FIG. 4;
FIG. 5b is a side view of the base of FIG. 4;
FIG. 5c is a top view of the base of FIG. 4;
FIG. 6 is a schematic view of a connection base of the vibration damping gun base of FIG. 1;
FIG. 7a is a front view of a locking slide in the eccentric locking mechanism;
fig. 7b is a side view of the locking slide of fig. 7 a.
Wherein, 1-sighting telescope, 2-vibration-damping gun seat, 3-base, 4-connecting seat, 5-first positioning groove, 6-supporting seat, 7-rectangular groove, 8-first through hole, 9-second through hole, 10-first boss, 11-second boss, 12-third boss, 13-relief groove, 14-first mounting hole, 15-second mounting hole, 16-third mounting hole, 17-second positioning groove, 18-fixing hole, 19-vibration-damping guide rod, 20-first vibration-damping spring, 21-second vibration-damping spring, 22-third vibration-damping spring, 23-fourth vibration-damping spring, 24-first weight-reducing groove, 25-second weight-reducing groove, 26-wear-resisting sleeve, 27-locking screw, 28-eccentric wheel handle, 29-locking shaft, 30-locking slide block, 31-locking pin, 32-limit screw, 33-compression spring, 34-first spring mounting hole, 35-second spring mounting hole, 36-first through hole, 37-second through hole
Detailed Description
The invention will now be described in detail by way of example with reference to the accompanying drawings.
The embodiment of the invention provides a vibration reduction gun seat 2 suitable for a heavy machine gun sighting telescope 1, wherein in the use process, the bottom end of the vibration reduction gun seat 2 is fixedly arranged on a gun body of a heavy machine gun, and the sighting telescope 1 is fixedly arranged at the top end of the vibration reduction gun seat; as shown in fig. 1 and 2, the vibration-damping gun base 2 comprises a base 3 and a connecting base 4;
as shown in fig. 4, 5a, 5b and 5c, the bottom end of the base 3 is provided with a first positioning groove 5 for connecting a heavy machine gun and two locking mechanisms arranged at intervals, and the top end is symmetrically provided with two supporting seats 6; the arrangement direction of the two supporting seats 6 is coincident with the width direction of the heavy machine gun, namely, the arrangement direction of the two supporting seats 6 is vertical to the length direction of the heavy machine gun in a horizontal plane; a rectangular groove 7 with two open ends is formed between the two supporting seats 6; each supporting seat 6 is provided with two through holes oppositely arranged along the length direction of the heavy machine gun, in the embodiment, the supporting seats 6 are of a [ shape structure, two opposite sides of the opposite arrangement are respectively provided with inward bulges, the two through holes respectively penetrate through the bulges and form a part of a rectangular groove 7 between the two bulges for accommodating a middle boss of the connecting seat 4, the two through holes are illustrated by taking a first through hole 8 and a second through hole 9 as examples, and the first positioning groove 5 can be a dovetail groove;
as shown in the structures of fig. 2 and 6, the connecting seat 4 is in a king-shaped structure, the front, middle and rear parts of two sides are symmetrically provided with bosses, and a yielding groove 13 is formed between two adjacent bosses on the same side; the bosses are provided with mounting holes corresponding to the positions of the through holes; in this embodiment, the bosses disposed on one side of the connection seat 4 are a first boss 10, a second boss 11 and a third boss 12, as shown in the structure of fig. 6, two symmetrical first bosses 10, two symmetrical second bosses 11 and two symmetrical third bosses 12 are disposed on two sides of the connection seat 4, and a relief groove 13 is disposed between the first boss 10 and the second boss 11 and between the second boss 11 and the third boss 12 on the same side of the connection seat 4; the mounting holes comprise a first mounting hole 14 formed in the first boss 10, a second mounting hole 15 formed in the second boss 11 and a third mounting hole 16 formed in the third boss 12; the top surface of the connecting seat 4 is provided with a second positioning groove 17 for installing the sighting telescope 1, and a fixing hole 18 penetrating through the thickness of the connecting seat 4 is formed in the second positioning groove 17; the second positioning groove 17 may be a dovetail groove; the fixing hole 18 is used for penetrating a fastener for fixedly mounting the sighting telescope 1; the middle part of the connecting seat 4 is accommodated in the rectangular groove 7, and two ends of the connecting seat are positioned at the outer sides of the supporting seat 6; two sides of the connecting seat 4 are arranged on the supporting seat 6 through vibration reduction guide rods 19 penetrating through mounting holes and through holes corresponding to the positions, four vibration reduction springs sleeved on the vibration reduction guide rods 19 and two ends of which are abutted against the supporting seat 6 and the boss, and locking screws 27 fixedly connected to two ends of the vibration reduction guide rods 19; the vibration reduction guide rod 19 is in clearance fit with the mounting hole; as shown in the structure of fig. 1 and 3a, the four damper springs are a first damper spring 20 abutted between the first boss 10 and the first through hole 8, a second damper spring 21 abutted between the first through hole 8 and the second boss 11, a third damper spring 22 abutted between the second boss 11 and the second through hole 9, and a fourth damper spring 23 abutted between the second through hole 9 and the third boss 12, respectively; the length of the first damper spring 20 is equal to the length of the third damper spring 22; the length of the second damper spring 21 is equal to the length of the fourth damper spring 23; the length of the first damper spring 20 is longer than the length of the second damper spring 21; the vibration damping device comprises a connecting seat 4, a first vibration damping spring 20, a first through hole 8 of a supporting seat 6, a second vibration damping spring 21, a second mounting hole 15 of a second boss 11, a third vibration damping spring 22, a second through hole 9 of the supporting seat 6, a fourth vibration damping spring 23 and a third mounting hole 16 of a third boss 12, wherein vibration damping guide rods 19 are respectively arranged on two sides of the connecting seat 4, two ends of each vibration damping guide rod 19 are fixedly connected with a locking screw 27, the vibration damping guide rods 19 are limited in the connecting seat 4 through the locking screws 27, and vibration damping installation between the connecting seat 4 and a base 3 is achieved.
The vibration reduction gun seat 2 comprises a base 3 and a connecting seat 4; the bottom end of the base 3 is provided with a first positioning groove 5 for connecting a heavy machine gun and a locking mechanism arranged at intervals, and the top end of the base is symmetrically provided with two supporting seats 6; a rectangular groove 7 with two open ends is formed between the two supporting seats 6; each supporting seat 6 is provided with two opposite through holes; the connecting seat 4 is of a king-shaped structure, three bosses are symmetrically arranged on two sides of the connecting seat, a yielding groove 13 is formed between two adjacent bosses on the same side, and mounting holes corresponding to the positions of the through holes are formed in the bosses; the top surface of the connecting seat 4 is provided with a second positioning groove 17 for installing the sighting telescope 1, and a fixing hole 18 penetrating through the thickness of the connecting seat 4 is formed in the second positioning groove 17; the fixing hole 18 is used for penetrating a fastener for fixedly mounting the sighting telescope 1; the middle part of the connecting seat 4 is accommodated in the rectangular groove 7, and two ends of the connecting seat are positioned at the outer sides of the supporting seat 6; two sides of the connecting seat 4 are arranged on the supporting seat 6 through vibration reduction guide rods 19 penetrating through the mounting holes and the through holes, four vibration reduction springs sleeved on the vibration reduction guide rods 19 and two ends of which are abutted against the supporting seat 6 and the boss, and locking screws 27 fixedly connected to two ends of the vibration reduction guide rods 19; the vibration reduction guide rod 19 is in clearance fit with the mounting hole; because the connecting seat 4 is arranged on the vibration reduction guide rod 19 of the base 3 in a sleeved mode, the impact force of the heavy machine gun can be resisted through the vibration reduction springs, and therefore a good vibration reduction effect is achieved.
The first positioning groove 5 and the second positioning groove 17 of the vibration reduction gun seat 2 are dovetail grooves, and the heavy machine gun and the sighting telescope 1 are installed through the dovetail grooves, so that the installation accuracy can be ensured.
The vibration damping gun seat 2 is sleeved with four vibration damping springs on the vibration damping guide rod 19, the four vibration damping springs have different lengths, and the impact resistance of the vibration damping gun seat 2 can be further improved by arranging the vibration damping springs with different lengths.
In a specific embodiment, as shown in the structure of fig. 3a and 3b, the vibration-damping gun holder 2 further includes a wear sleeve 26 that is interference-fitted in each of the through holes; the damping guide 19 passes through the wear sleeve 26 with a clearance fit.
The vibration reduction gun seat 2 further comprises a wear-resistant sleeve 26 which is installed in each through hole in an interference fit manner; the damping guide rod 19 passes through the wear sleeve 26 in a clearance fit; since the wear-resistant sleeve 26 is further installed between the vibration reduction guide rod 19 and the through hole of the support seat 6, and the wear-resistant sleeve 26 is installed to the support seat 6 by interference fit, the wear resistance of the support seat 6 can be improved by the wear-resistant sleeve 26.
Further, as shown in fig. 5a and 5b, the base 3 has a Z-shaped structure, and a first weight-reducing groove 24 and a second weight-reducing groove 25 are disposed in a middle portion between the bottom end and the top end.
The base 3 of the vibration reduction gun seat 2 is of a Z-shaped structure, and a first weight reduction groove 24 and a second weight reduction groove 25 which are crisscrossed are respectively arranged at the middle part between the bottom end and the top end; because the base 3 adopts a Z-shaped structure, the bottom end part and the top end part of the base 3 can be staggered, so that the vibration reduction gun seat 2, the heavy machine gun and the sighting telescope 1 are convenient to install; through two orthogonal weight reduction grooves that base 3 mid portion set up, not only the weight of reduction rifle seat 2 that can be great lighten, mid portion forms the strengthening rib after two weight reduction grooves are opened simultaneously, and the strengthening rib has impact resistance, consequently, can further improve shock resistance.
On the basis of the various embodiments, as shown in the structures of fig. 1 and 2, the locking mechanism is an eccentric locking mechanism and comprises an eccentric handle 28, a locking shaft 29, a locking sliding block 30, a locking pin shaft 31, a limit screw 32 and a compression spring 33; one end of the locking shaft 29 is fixedly connected with a limit screw 32, and the other end sequentially passes through the base 3 and the locking slide block 30 and is fixedly provided with an eccentric wheel handle 28 through a locking pin shaft 31; as shown in the structure of fig. 4 and 5a, the base 3 is provided with a first through hole 36 for penetrating the locking shaft 29; the cam surface of the eccentric wheel handle 28 is abutted against the locking slide block 30, and the tightness of the locking slide block 30 is realized by rotating the eccentric wheel handle 28, so that the quick assembly and disassembly of the vibration reduction gun seat 2 and the heavy machine gun are realized; as shown in the structure of fig. 7a, the locking slider 30 is provided with a second through hole 37 for penetrating the locking shaft 29 and two first spring mounting holes 34 for accommodating one end of the compression spring 33 on one side facing the base 3, and the two first spring mounting holes 34 are symmetrically arranged with the locking shaft 29 as a symmetrical axis; the base 3 is provided with second spring mounting holes 35 which are in one-to-one correspondence with the first spring mounting holes 34, a compression spring 33 is accommodated in each pair of corresponding first spring mounting holes 34 and second spring mounting holes 35, and the first spring mounting holes 34 and the second spring mounting holes 35 are blind holes; the compression spring 33 abuts between the base 3 and the lock slider 30, and the elastic force of the compression spring 33 has a tendency to separate the base 3 and the lock slider 30. The structure of the locking slide 30 can be seen in fig. 7a and 7b, the locking slide 30 has a positioning surface in form-fit with the base 3, positioning assembly with the base 3 is achieved, and the vibration damping gun mount 2 can be quickly released and fixed to the picatinny rail of the heavy-duty machine gun by rotating the eccentric wheel handle 28.
Because the locking mechanism adopts the eccentric wheel locking mechanism, the cam surface of the eccentric wheel handle 28 is abutted against the locking slide block 30, the tightness of the locking slide block 30 is realized by rotating the eccentric wheel handle 28, and then the quick assembly and disassembly of the vibration reduction gun seat 2 and the heavy machine gun are realized, and the quick assembly and disassembly between the vibration reduction gun seat 2 and the heavy machine gun can be realized by adopting the locking mechanism.
In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Damping gun mount suitable for heavy machine gun sight, characterized in that includes:
the base is provided with a first positioning groove for connecting a heavy machine gun and two locking mechanisms arranged at intervals at the bottom end, and two supporting seats are symmetrically arranged at the top end; rectangular grooves with two open ends are formed between the two supporting seats; each support seat is provided with two through holes which are oppositely arranged along the length direction of the heavy machine gun;
the connecting seat is of a king-shaped structure, bosses are symmetrically arranged at the front, middle and rear parts of two sides, a yielding groove is formed between two adjacent bosses on the same side, and mounting holes corresponding to the positions of the through holes are formed in the bosses; the top surface of the connecting seat is provided with a second positioning groove for installing a sighting telescope, and a fixing hole penetrating through the thickness of the connecting seat is formed in the second positioning groove; the fixing hole is used for penetrating and fixing a fastener for installing the sighting telescope; the middle part of the connecting seat is accommodated in the rectangular groove, and two ends of the connecting seat are positioned at the outer sides of the supporting seat; two sides of the connecting seat are arranged on the supporting seat through the vibration reduction guide rods of the mounting holes and the through holes corresponding to the penetrating positions, four vibration reduction springs sleeved on the vibration reduction guide rods, two ends of the four vibration reduction springs are abutted against the supporting seat and the boss, and locking screws fixedly connected to two ends of the vibration reduction guide rods; the vibration reduction guide rod is in clearance fit with the mounting hole;
the two through holes are a first through hole and a second through hole;
the bosses arranged on one side of the connecting seat are a first boss, a second boss and a third boss respectively;
the mounting holes comprise a first mounting hole formed in the first boss, a second mounting hole formed in the second boss and a third mounting hole formed in the third boss;
the four damping springs are respectively a first damping spring abutted between the first boss and the first through hole, a second damping spring abutted between the first through hole and the second boss, a third damping spring abutted between the second boss and the second through hole and a fourth damping spring abutted between the second through hole and the third boss;
the first positioning groove and the second positioning groove are dovetail grooves;
the locking mechanism is an eccentric wheel locking mechanism and comprises an eccentric wheel handle, a locking shaft, a locking sliding block, a locking pin shaft, a limit screw and a compression spring; one end of the locking shaft is fixedly connected with the limit screw, and the other end of the locking shaft sequentially penetrates through the base and the locking sliding block and is fixedly provided with the eccentric wheel handle through the locking pin shaft; the cam surface of the eccentric wheel handle is abutted against the locking sliding block, and the tightness of the locking sliding block is realized by rotating the eccentric wheel handle, so that the quick assembly and disassembly of the vibration reduction gun seat and the heavy machine gun are realized; two first spring mounting holes are formed in one side, facing the base, of the locking sliding block, and the two first spring mounting holes are symmetrically arranged by taking the locking shaft as a symmetrical shaft; the base is provided with second spring mounting holes corresponding to the first spring mounting holes one by one, a compression spring is accommodated in each pair of corresponding first spring mounting holes and second spring mounting holes, and the elasticity of the compression spring has the tendency of separating the base from the locking sliding block.
2. The vibration-damping mount of claim 1, further comprising a wear sleeve interference fit within each of said through holes;
the vibration reduction guide rod passes through the wear sleeve in a clearance fit.
3. The vibration reduction gun seat according to claim 1, wherein the base is of a Z-shaped structure, and a first weight reduction groove and a second weight reduction groove which are crisscrossed are respectively arranged at the middle part between the bottom end and the top end.
4. The vibration-damping mount of claim 1, wherein the length of the first vibration-damping spring is equal to the length of the third vibration-damping spring;
the length of the second vibration reduction spring is equal to that of the fourth vibration reduction spring;
the length of the first damping spring is greater than the length of the second damping spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210869531.9A CN115265274B (en) | 2022-07-21 | 2022-07-21 | Damping gun seat suitable for heavy machine gun sighting telescope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210869531.9A CN115265274B (en) | 2022-07-21 | 2022-07-21 | Damping gun seat suitable for heavy machine gun sighting telescope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115265274A CN115265274A (en) | 2022-11-01 |
| CN115265274B true CN115265274B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210869531.9A Active CN115265274B (en) | 2022-07-21 | 2022-07-21 | Damping gun seat suitable for heavy machine gun sighting telescope |
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| CN (1) | CN115265274B (en) |
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| CN105466280A (en) * | 2015-11-18 | 2016-04-06 | 重庆建设工业(集团)有限责任公司 | Gun body and gun rack connecting mechanism |
| CN205209346U (en) * | 2015-12-01 | 2016-05-04 | 河北汉光重工有限责任公司 | Z type damping rifle mirror connecting seat |
| CN112378292A (en) * | 2020-09-30 | 2021-02-19 | 武汉高德红外股份有限公司 | Sighting telescope mounting base |
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2022
- 2022-07-21 CN CN202210869531.9A patent/CN115265274B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466280A (en) * | 2015-11-18 | 2016-04-06 | 重庆建设工业(集团)有限责任公司 | Gun body and gun rack connecting mechanism |
| CN105318776A (en) * | 2015-12-01 | 2016-02-10 | 河北汉光重工有限责任公司 | Z-shaped vibration absorbing type connecting seat of gun riflescope |
| CN205209346U (en) * | 2015-12-01 | 2016-05-04 | 河北汉光重工有限责任公司 | Z type damping rifle mirror connecting seat |
| CN112378292A (en) * | 2020-09-30 | 2021-02-19 | 武汉高德红外股份有限公司 | Sighting telescope mounting base |
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