CN108007263B - Structure of crossbow - Google Patents

Structure of crossbow Download PDF

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Publication number
CN108007263B
CN108007263B CN201810092721.8A CN201810092721A CN108007263B CN 108007263 B CN108007263 B CN 108007263B CN 201810092721 A CN201810092721 A CN 201810092721A CN 108007263 B CN108007263 B CN 108007263B
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China
Prior art keywords
crossbow
rod
base
prod
hole
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Active
Application number
CN201810092721.8A
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Chinese (zh)
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CN108007263A (en
Inventor
曲翾驹
刘金坤
余旭宇
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Jiangsu Sihong Middle School
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Jiangsu Sihong Middle School
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Priority to CN201810092721.8A priority Critical patent/CN108007263B/en
Publication of CN108007263A publication Critical patent/CN108007263A/en
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Publication of CN108007263B publication Critical patent/CN108007263B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41BWEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B5/00Bows; Crossbows
    • F41B5/12Crossbows

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Looms (AREA)

Abstract

The invention discloses a structure of a crossbow, which comprises a crossbow body, a crossbow plate, a crossbow string and a trigger. The invention has simple structure, the elastic piece comprises a connecting end, a spiral section and an ejection section, wherein the number of turns of the spiral section enables the crossbow plate to have smaller size and simultaneously provide required elastic force, and the crossbow plate is convenient to carry and store; the assembling of the crossbow plate and the crossbow body is more convenient and quick; the possibility that the crossbow is sprung to other directions during ejection is eliminated, and the safety of a user is ensured.

Description

Structure of crossbow
Technical Field
The invention relates to a crossbow, in particular to a structure of the crossbow.
Background
Crossbows are ancient cold weapons and are an important component of ancient soldier and vehicle tactics. Is a weapon for infantry to effectively control the riding. Crossbows are also referred to as "socket bows", "crossbows". An ancient weapon for archery. The bow with arm consists of crossbow arm, crossbow plate, bow string, crossbow machine, etc. The existing crossbow has the following problems: 1. in order to ensure enough elasticity and facilitate a user to pull open the bowstring, the existing crossbow plate is large in size and inconvenient to carry and store; 2. some crossbows are provided with a seat of a crossbow channel on a crossbow body, while some crossbows are not provided with a crossbow channel, so that the crossbow can be shot in other directions when being shot out, and the use is unsafe; 3. the crossbow piece is mainly connected with the crossbow body through welding, and when producing and assembling, the requirement on staff is higher, and the assembly is long.
Disclosure of Invention
The invention provides a structure of a crossbow, which solves the problems of unsafe use and long assembly time caused by the fact that a crossbow plate is inconvenient to carry and store due to large size and a bolt is bounced to other directions when being ejected in the prior art.
The invention is realized by the following technical scheme:
The structure of the crossbow comprises a crossbow body, a crossbow plate, a crossbow string and a trigger, wherein the crossbow plate comprises a base, an elastic piece and a crossbow string connecting piece, the crossbow string connecting piece is fixedly connected with the crossbow string, the elastic piece comprises a connecting end, a spiral section and an ejection section, the connecting end is fixedly connected with the base, and the ejection section is fixedly connected with the crossbow string connecting piece; the two sides of the front end of the crossbow body are respectively provided with a protruding block, the protruding blocks are provided with insertion holes, the crossbow pieces are two, bases of the two crossbow pieces on the left side and the right side are respectively connected with the protruding blocks through left connecting bases and right connecting bases, the top surface of the left connecting bases is provided with left crossbow piece connecting protrusions, the bottom surface of the left connecting bases is provided with left threaded rods, the front end of the left connecting bases is provided with inner protruding pieces A, the bottom surface of the inner protruding pieces A is provided with threaded rods, the top surface of the right connecting base is provided with right crossbow piece connecting protruding pieces, the bottom surface of the right connecting base is provided with right threaded rods, the front end of the right connecting base is provided with inner protruding pieces B, and the inner protruding pieces B are provided with connecting holes; when the crossbow is assembled, the right threaded rod is inserted into the jack on the protruding block on the right side of the crossbow body and then is in threaded connection with the nut, the left threaded rod is inserted into the jack on the protruding block on the left side of the crossbow body and then is in threaded connection with the nut, the left connecting base is pressed on the right connecting base, the left connecting base and the inner protruding sheet A are positioned at the bottom of the part above the right connecting base and the inner protruding sheet B, a yielding groove is formed in the bottom of the part, above the right connecting base and the inner protruding sheet B, of the left connecting base, the left connecting base and the inner protruding sheet A are in threaded connection with the nut after being inserted into the connecting hole, and a notch is formed in the part, above the inner protruding sheet A, of the right protruding sheet is in connection with the protruding sheet; the crossbow body is provided with a crossbow channel, the crossbow channel consists of a support rod A, a support rod B and a compression rod, the support rod A and the support rod B are fixedly connected to the crossbow body, the support rod A is equal in height to the support rod B, and the compression rod is connected to the crossbow body in a sliding mode; when in use, the bolt is positioned in the gap formed by the pressing rod, the supporting rod A and the supporting rod B.
According to the invention, the elastic pieces are made of elastic pieces or carbon fibers, the number of the elastic pieces is two, the spiral directions of the spiral sections of the two elastic pieces are opposite, when a crossbow string is pulled, the upward or downward acting forces of the upper elastic piece and the lower elastic piece are mutually offset, the two elastic pieces are prevented from swinging up and down, the number of turns of the spiral sections is 1-5, a connecting hole is formed in the base, a screw penetrates through the connecting hole in the base to fixedly connect the base to the left connecting base and the right connecting base, a crossbow string hole is formed in the crossbow string connecting piece, and the crossbow string is connected with the crossbow string hole.
According to the invention, a connecting hole is formed in the left crossbow plate connecting protrusion, a bolt fixedly connects a base of a crossbow plate to the left crossbow plate connecting protrusion through the connecting hole in the left crossbow plate connecting protrusion, a left alignment baffle is arranged beside the left crossbow plate connecting protrusion and is perpendicular to the left crossbow plate connecting protrusion, a connecting hole is formed in the right crossbow plate connecting protrusion, the bolt fixedly connects the base of the crossbow plate to the right crossbow plate connecting protrusion through the connecting hole in the right crossbow plate connecting protrusion, and a right alignment baffle is arranged beside the right crossbow plate connecting protrusion and is perpendicular to the right crossbow plate connecting protrusion.
According to a further improvement scheme, a front side supporting block and a rear side supporting block are arranged on the crossbow body, a supporting rod A and a supporting rod B are fixedly connected to the front side supporting block and the rear side supporting block, an ejection hole and a supporting bulge cylinder are arranged on a middling line of a connecting line of circle centers of two circles, which are positioned on the supporting rod A and the supporting rod B and are in contact with the front side supporting block, and the supporting bulge cylinder is positioned above the ejection hole.
According to the further improved scheme, the sliding seat is arranged at the rear side of the crossbow body positioned at the rear side supporting block, and the pressing rod is connected to the sliding seat in a sliding manner.
According to a further improvement scheme, the front end of the pressing rod is provided with the slot, and when the pressing rod is pushed to the front end of the crossbow body, the supporting bulge cylinder is inserted into the slot.
The invention further adopts the improvement that the front end of the compression rod is provided with a draw hook, the rear end of the compression rod is provided with a draw rod perpendicular to the main body of the compression rod, and the buckling teeth of the trigger are positioned between the support rod A and the support rod B; when the compression rod is pulled to the rear end of the crossbow body, the draw hook drives the crossbow string to be hung on the buckling teeth of the trigger, then, after the crossbow is put on, the compression rod is pushed to the front end of the crossbow body, and at the moment, the crossbow is positioned in a gap formed by the compression rod, the support rod A and the support rod B.
Compared with the prior art, the invention has the following advantages:
1. The invention has simple structure, the elastic piece comprises a connecting end, a spiral section and an ejection section, wherein the number of turns of the spiral section enables the crossbow plate to have smaller size and simultaneously provide required elastic force, and the crossbow plate is convenient to carry and store;
2. the elastic pieces are made of elastic pieces or carbon fibers, the number of the elastic pieces is two, the spiral directions of the spiral sections of the two elastic pieces are opposite, and the number of turns of the spiral sections is 1-5. In actual production, the number of turns of the spiral section is set according to the required elastic force, so that the required elastic force is further ensured to be provided while the crossbow plate has a smaller size;
3. The assembling of the crossbow plate and the crossbow body is more convenient and quick;
4. A left alignment baffle is arranged beside the left crossbow plate connecting bulge and is vertical to the left crossbow plate connecting bulge; the right side is equipped with right side alignment baffle beside the protruding piece of right side crossbow piece connection, and this right side alignment baffle is mutually perpendicular with protruding piece of right side crossbow piece connection. The crossbow plate is convenient for a user to quickly and fixedly connect with the left connecting base and the right connecting base, namely, the crossbow plate can be quickly positioned by leaning against the left aligning baffle and the right aligning baffle;
5. The possibility that the crossbow bounces in other directions when being ejected is eliminated, and the safety of a user is ensured;
6. The front end of the compression rod is provided with a draw hook, the rear end of the compression rod is provided with a pull rod perpendicular to the main body of the compression rod, and the buckling teeth of the trigger are positioned between the support rod A and the support rod B; when the compression rod is pulled to the rear end of the crossbow body, the draw hook drives the crossbow string to be hung on the buckling teeth of the trigger, and then the compression rod is pushed to the front end of the crossbow body after the crossbow is put on (preferably, the compression rod is pushed to the front end of the crossbow body after rotating a certain angle, so that the motion of the crossbow is prevented from being influenced by the draw hook when the crossbow is ejected). Pulling the crossbow string is convenient and simple, so that the crossbow is easier to use.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of a crossbow body.
Fig. 3 is a schematic view of a prod.
Fig. 4 is a schematic view of the left connection base.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a schematic view of the right connection base.
Fig. 7 is a top view of fig. 6.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1,2, 3,4, 5,6 and 7, the structure of the crossbow comprises a crossbow body 1, a crossbow plate 2, a crossbow string and a trigger, wherein the crossbow plate 2 comprises a base 21, an elastic member and a crossbow string connecting sheet 25, the crossbow string connecting sheet 25 is fixedly connected with the crossbow string, the elastic member comprises a connecting end 22, a spiral section 23 and an ejection section 24, the connecting end 22 is fixedly connected with the base 21, and the ejection section 24 is fixedly connected with the crossbow string connecting sheet 25; the two sides of the front end of the crossbow body 1 are respectively provided with a protruding block 11, the protruding blocks 11 are provided with insertion holes, the crossbow pieces 2 are two, the bases 21 of the two crossbow pieces 2 on the left side and the right side are respectively connected with the protruding blocks 11 through the left connecting base 3 and the right connecting base 4, the top surface of the left connecting base 3 is provided with a left crossbow piece connecting protrusion 32, the bottom surface of the left connecting base 3 is provided with a left threaded rod 36, the front end of the left connecting base 3 is provided with an inner protruding piece A33, the bottom surface of the inner protruding piece A33 is provided with a screw rod 34, the top surface of the right connecting base 4 is provided with a right crossbow piece connecting protruding piece 42, the bottom surface of the right connecting base 4 is provided with a right threaded rod 45, the front end of the right connecting base 4 is provided with an inner protruding piece B43, and the inner protruding piece B43 is provided with a connecting hole 44; during assembly, a right threaded rod 45 is inserted into an insertion hole on a protruding block 11 on the right side of a crossbow body 1 and then is in threaded connection with a nut, a left threaded rod 36 is inserted into an insertion hole on the protruding block 11 on the left side of the crossbow body 1 and then is in threaded connection with the nut, a left connecting base 3 is pressed on a right connecting base 4, a yielding groove 35 is formed in the bottom of a part, above the right connecting base 4 and an inner protruding sheet B43, of the left connecting base 3 and the inner protruding sheet A33, and a notch is formed in the position, above the right protruding sheet connecting protruding sheet A33, of the inner protruding sheet A33; the crossbow body 1 is provided with a crossbow channel 5, the crossbow channel 5 consists of a supporting rod A53, a supporting rod B52 and a pressing rod 51, the supporting rod A53 and the supporting rod B52 are fixedly connected to the crossbow body 1, the supporting rod A53 and the supporting rod B52 are equal in height, and the pressing rod 51 is connected to the crossbow body 1 in a sliding mode; when the crossbow bolt is used, the bolt is positioned in a gap formed by the compression rod 51, the support rod A53 and the support rod B52, the elastic pieces are made of elastic pieces or carbon fibers, the number of the elastic pieces is two, the rotation directions of the spiral sections 23 of the two elastic pieces are opposite, the number of circles of the spiral sections 23 is 1-5, the base 21 is provided with connecting holes, a screw penetrates through the connecting holes on the base 21 to fixedly connect the base 21 to the left connecting base 3 and the right connecting base 4, the crossbow string connecting piece 25 is provided with a crossbow string hole 26, a crossbow string is connected with the crossbow string hole 26, the left crossbow piece connecting protrusion 32 is provided with a connecting hole, a bolt fixedly connects the base 21 of the crossbow piece 2 to the left crossbow piece connecting protrusion 32 through the connecting hole on the left crossbow piece connecting protrusion 32, a left aligning baffle 31 is arranged beside the left crossbow piece connecting protrusion 32, the left aligning baffle 31 is perpendicular to the left crossbow piece connecting protrusion 32, the right crossbow plate connecting lug 42 is provided with a connecting hole, a bolt fixedly connects the base 21 of the crossbow plate 2 with the right crossbow plate connecting lug 42 through the connecting hole on the right crossbow plate connecting lug 42, a right side aligning baffle 41 is arranged beside the right crossbow plate connecting lug 42, the right side aligning baffle 41 is vertical to the right crossbow plate connecting lug 42, the crossbow body 1 is provided with a front side supporting block 54 and a rear side supporting block 58, a supporting rod A53 and a supporting rod B52 are fixedly connected on the front side supporting block 54 and the rear side supporting block 58, an ejection hole 55 and a supporting bulge cylinder are arranged on a middle vertical line of a connecting line of centers of two circles where the supporting rod A53 and the supporting rod B52 are contacted with the front side supporting block 54, the supporting bulge cylinder is positioned above the ejection hole 55, the rear side of the crossbow body 1 is provided with a sliding seat 59, the pressing rod 51 is slidably connected to the sliding seat 59, a slot is provided at the front end of the pressing rod 51, when the pressing rod 51 is pushed to the front end of the crossbow body 1, the supporting protrusion is cylindrically inserted into the slot, a drag hook 56 is provided at the front end of the pressing rod 51, a pull rod perpendicular to the body is provided at the rear end of the pressing rod 51, and a tooth 57 of the trigger is located between the support rod A53 and the support rod B52; when the compression rod 51 is pulled towards the rear end of the crossbow body 1, the draw hook 56 drives the crossbow string to be hung on the buckling teeth 57 of the trigger, then the compression rod 51 is pushed towards the front end of the crossbow body 1 after the crossbow is put on, and at the moment, the crossbow is positioned in a gap formed by the compression rod 51, the support rod A53 and the support rod B52.
It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be comprehended within the scope of the present invention.

Claims (3)

1. The utility model provides a structure of crossbow, includes crossbow body (1), prod (2), prod and trigger, its characterized in that: the crossbow piece (2) comprises a base (21), an elastic piece and a crossbow string connecting piece (25), wherein the crossbow string connecting piece (25) is fixedly connected with a crossbow string, the elastic piece comprises a connecting end (22), a spiral section (23) and an ejection section (24), the connecting end (22) is fixedly connected with the base (21), and the ejection section (24) is fixedly connected with the crossbow string connecting piece (25); the crossbow body (1) is characterized in that two protruding blocks (11) are respectively arranged on two sides of the front end of the crossbow body (1), insertion holes are formed in the protruding blocks (11), two crossbow pieces (2) are arranged on the two protruding blocks, bases (21) of the two crossbow pieces (2) on the left side and the right side are respectively connected with the protruding blocks (11) through left-side connecting bases (3) and right-side connecting bases (4), left-side connecting protrusions (32) are arranged on the top surface of the left-side connecting bases (3), left-side threaded rods (36) are arranged on the bottom surface of the left-side connecting bases (3), inner protruding pieces A (33) are arranged on the front end of the left-side connecting bases (3), threaded rods (45) are arranged on the bottom surface of the right-side connecting bases (4), inner protruding pieces B (43) are arranged on the front end of the right-side connecting bases (4), and connecting holes (44) are formed in the inner protruding pieces B (43); during assembly, a right threaded rod (45) is inserted into an insertion hole on a protruding block (11) on the right side of a crossbow body (1) and then is in threaded connection with a nut, a left threaded rod (36) is inserted into an insertion hole on the protruding block (11) on the left side of the crossbow body (1) and then is in threaded connection with the nut, a left connecting base (3) is pressed on a right connecting base (4), a yielding groove (35) is formed in the bottom of a part, located above the right connecting base (4) and an inner protruding piece B (43), of the left connecting base (3) and the inner protruding piece A (33), a notch is formed in the position, located above the right protruding piece A (42), of the inner protruding piece A (33) after being inserted into a connecting hole (44); the crossbow body (1) is provided with a crossbow channel (5), the crossbow channel (5) consists of a supporting rod A (53), a supporting rod B (52) and a pressing rod (51), the supporting rod A (53) and the supporting rod B (52) are fixedly connected to the crossbow body (1), the supporting rod A (53) is equal to the supporting rod B (52) in height, and the pressing rod (51) is slidably connected to the crossbow body (1); when the crossbow is used, a bolt is positioned in a gap formed by the compression rod (51), the support rod A (53) and the support rod B (52), a front side support block (54) and a rear side support block (58) are arranged on the crossbow body (1), the support rod A (53) and the support rod B (52) are fixedly connected to the front side support block (54) and the rear side support block (58), an ejection hole (55) and a support bulge cylinder are formed in a perpendicular line of a circle center connecting line of the support rod A (53) and the support rod B (52) which are contacted with the front side support block (54), the support bulge cylinder is positioned above the ejection hole (55), a sliding seat (59) is arranged at the rear side of the crossbow body (1) and is connected to the sliding seat (59), a slot is formed in the front end of the compression rod (51), when the compression rod (51) is pushed to the front end of the crossbow body (1), an ejection hole (55) and a trigger (57) is arranged between the front end of the compression rod (51) and the trigger (56); when the compression rod (51) is pulled to the rear end of the crossbow body (1), the draw hook (56) drives the crossbow string to be hung on the buckling teeth (57) of the trigger, then the compression rod (51) is pushed to the front end of the crossbow body (1) after a bolt is put on, and at the moment, the bolt is positioned in a gap formed by the compression rod (51), the support rod A (53) and the support rod B (52).
2. A crossbow structure according to claim 1, wherein: the number of turns of the spiral section (23) is 1-5, a connecting hole is formed in the base (21), a screw penetrates through the connecting hole in the base (21) to fixedly connect the base (21) to the left-side connecting base (3) and the right-side connecting base (4), a crossbow string hole (26) is formed in a crossbow string connecting sheet (25), and a crossbow string is connected with the crossbow string hole (26).
3. A crossbow structure according to claim 1, wherein: be equipped with the connecting hole on left side prod connection arch (32), the bolt is through base (21) fixed connection in left side prod connection arch (32) of prod (2) on left side prod connection arch (32), left side prod connection arch (32) is other to be equipped with left side alignment baffle (31), and this left side alignment baffle (31) is perpendicular with left side prod connection arch (32), be equipped with the connecting hole on right side prod connection arch (42), the bolt is through connecting hole on right side prod connection arch (42) with base (21) fixed connection in right side prod connection arch (42) of prod (2), right side prod connection arch (42) is other to be equipped with right side alignment baffle (41), and this right side alignment baffle (41) is perpendicular with right side prod connection arch (42).
CN201810092721.8A 2018-01-31 2018-01-31 Structure of crossbow Active CN108007263B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810092721.8A CN108007263B (en) 2018-01-31 2018-01-31 Structure of crossbow

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Application Number Priority Date Filing Date Title
CN201810092721.8A CN108007263B (en) 2018-01-31 2018-01-31 Structure of crossbow

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CN108007263A CN108007263A (en) 2018-05-08
CN108007263B true CN108007263B (en) 2024-05-14

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110411275B (en) * 2019-07-29 2024-04-02 增城华昌塑料五金模具有限公司 Crossbow for mutually switching compound crossbow and inverse crossbow

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2165402Y (en) * 1993-05-01 1994-05-18 游侯雪 String and safety device for crossbow
CN2596312Y (en) * 2002-12-27 2003-12-31 宋克伟 Bow and arrow capable of fast shooting steel ball
DE202013008994U1 (en) * 2013-10-09 2013-11-06 Hans-Peter Schietsch Clamping device for crossbow
CN204255178U (en) * 2014-11-11 2015-04-08 王万乐 A kind of light crossbow
CN206459559U (en) * 2016-12-10 2017-09-01 周良 A kind of technique crossbow using toothpick as arrow
CN207850173U (en) * 2018-01-31 2018-09-11 江苏省泗洪中学 A kind of structure of crossbow

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2165402Y (en) * 1993-05-01 1994-05-18 游侯雪 String and safety device for crossbow
CN2596312Y (en) * 2002-12-27 2003-12-31 宋克伟 Bow and arrow capable of fast shooting steel ball
DE202013008994U1 (en) * 2013-10-09 2013-11-06 Hans-Peter Schietsch Clamping device for crossbow
CN204255178U (en) * 2014-11-11 2015-04-08 王万乐 A kind of light crossbow
CN206459559U (en) * 2016-12-10 2017-09-01 周良 A kind of technique crossbow using toothpick as arrow
CN207850173U (en) * 2018-01-31 2018-09-11 江苏省泗洪中学 A kind of structure of crossbow

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