CN209769298U - Double-button pull rod of draw-bar box - Google Patents
Double-button pull rod of draw-bar box Download PDFInfo
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- CN209769298U CN209769298U CN201920023877.0U CN201920023877U CN209769298U CN 209769298 U CN209769298 U CN 209769298U CN 201920023877 U CN201920023877 U CN 201920023877U CN 209769298 U CN209769298 U CN 209769298U
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Abstract
the utility model discloses a double-button draw bar of a draw-bar box, wherein a draw-bar plate can pass through a draw-bar head through jack and is connected in a first draw-bar connecting groove through a draw-bar head so as to realize hidden fixation in a draw-bar plate mounting cavity of a draw-bar plate mounting seat; when the pull rod plate needs to be pulled out, two hands press down the pressing rods at two ends of the push-pull handle respectively, the pressing rods extrude the middle push rod and push the lock rod extrusion block to slide downwards through the middle push rod, the lock rod extrusion block pulls the positioning lock rod to move towards the direction of the partition plate, so that the lock rod head is separated from the first lock rod connecting groove, and then the push-pull handle is pulled to pull the pull rod plate out of the pull rod plate mounting seat; when the pull rod plate is pulled out to enable the lock rod head to be aligned with the second lock rod connecting groove, the lock rod head penetrates through the lock rod head through insertion hole under the tension action of the spring to be connected into the second lock rod connecting groove, and positioning and fixing of the pull rod plate after pulling out are achieved; the push-pull rod box is suitable for the pull-rod box and has the characteristics of high structural strength, smooth and convenient pushing and pulling, and long service life.
Description
Technical Field
the utility model belongs to the technical field of the draw-bar box, concretely relates to draw-bar of draw-bar box.
Background
The structural design of its pull rod of present draw-bar box is fairly simple, and there is the structural strength of pull rod more weak in the in-service use, and the propulsion of pull rod is pulled out smoothly convenient inadequately, and the pull rod of draw-bar box leads to the problem that the pull rod appears damaging because structural strength is weak easily in the use.
Disclosure of Invention
The utility model aims at providing a structural strength is high, impel to draw smooth and easy convenience, long service life's double-button pull rod suitable for draw-bar box.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a double-button draw bar of a draw bar box comprises a draw bar plate mounting seat, a draw bar plate, a press rod, a middle push rod, a lock bar pushing block, a positioning lock bar and a cover plate, wherein a draw bar plate mounting cavity is formed on the inner side seat surface of the draw bar plate mounting seat, first lock bar connecting grooves are formed in the side walls of the two side cavities at the lower end of the draw bar plate mounting cavity, second lock bar connecting grooves are formed in the side walls of the two side cavities at the upper end of the draw bar plate mounting cavity, the draw bar plate is mounted in the draw bar plate mounting cavity, a push-pull handle is formed at the upper end of the draw bar plate, a manual holding hole is formed in the draw bar plate under the push-pull handle, a groove is formed in the upper end of the bottom wall of the draw bar plate mounting cavity corresponding to the manual holding hole, press rod mounting grooves are formed in the inner side plate surface of the draw bar plate under the two ends of the push-pull handle in a longitudinal extending mode respectively, press rod, the lower end of the inner side plate surface of the pull rod plate is symmetrically formed below the locking rod extruding and pushing block mounting groove, and the locking rod mounting grooves are isolated from each other by partition plates; the pressing rod is arranged in a pressing rod mounting groove, the upper end of the pressing rod is inserted into a pressing rod insertion hole, the upper end part of the pressing rod is flush with the top surface of the push-pull handle, a pressing rod stop block is convexly formed at the lower part of the bottom of the pressing rod mounting groove, a stop block chute is longitudinally formed on the rod surface of the pressing rod towards one side of the bottom of the pressing rod mounting groove in an extending manner, a stop wall is formed at the lower end part of the stop block chute, the pressing rod stop block corresponds to the stop block chute and is positioned above the stop wall, a middle push rod is arranged in a middle push rod mounting groove and is contacted with the lower end part of the pressing rod, a locking rod extruding and pushing block is arranged in a locking rod extruding and pushing block mounting groove, the upper end of the locking rod extruding and pushing block is positioned below the middle push rod and is contacted with the middle push rod, locking rod extruding feet are formed at two sides of the lower, the upper end of the pushing inclined wall slants upwards towards the inner side wall of the locking rod pushing foot, the positioning locking rod is installed in a locking rod installation groove, a movable pushing foot groove is formed in the upper end groove wall of the locking rod installation groove corresponding to the locking rod pushing foot, a locking rod head through hole is formed in the end groove wall of the locking rod installation groove opposite to the partition board, a locking rod head is formed in one end, close to the locking rod head through hole, of a locking rod main body of the positioning locking rod in a protruding mode, the locking rod head corresponds to the locking rod head through hole, a pressed convex block is formed in the side portion, close to the partition board, of the locking rod main body of the positioning locking rod in a protruding mode, a pushed inclined wall is formed in one end face, away from the partition board, of the pressed convex block, the upper end of the pushed inclined wall inclines towards the partition board, the pushed inclined wall corresponds to the pushing inclined wall in a matching mode, a spring installation hole is, the outer side end of the spring extends out of the spring mounting hole and is in contact with the plate surface of the partition plate, and the cover plate is tightly mounted on the inner side plate surface of the pull rod plate and covers the pressing rod, the middle push rod, the lock rod pushing block and the positioning lock rod in a shielding manner.
Furthermore, fastening installation convex walls are convexly formed on two sides of the pull rod plate installation cavity on the pull rod plate installation seat in a protruding mode, and seat plate fastening screw holes are formed in the fastening installation convex walls in a distributed mode.
Furthermore, the push-and-pull handle's top surface both ends shaping is provided with the communicating depression bar button groove of according to the depression bar interlude hole, and depression bar button groove is located the upper end of according to the depression bar interlude hole and depression bar button groove is greater than according to the depression bar interlude hole, and the upper end shaping of according to the depression bar is provided with the button piece, and the button piece is installed in depression bar button groove.
Further, middle push rod mounting groove includes the crowded push block contact lever groove in the depression bar contact lever groove that communicates with the press bar mounting groove and perpendicular to depression bar contact lever groove, middle push rod includes depression bar contact lever and crowded push block contact lever, crowded push block contact lever perpendicular to depression bar contact lever shaping sets up on one side of depression bar contact lever, depression bar contact lever is installed in depression bar contact lever groove, crowded push block contact lever is installed in crowded push block contact lever groove, the upper end of depression bar contact lever and the lower extreme contact of pressing the depression bar, the free end of crowded push block contact lever and the upper end contact of locking lever pushing block.
furthermore, a reinforcing angle plate is formed between the pressure rod contact rod and the squeezing push block contact rod, and an angle plate movable groove is formed in the lower end groove wall of the middle push rod mounting groove and corresponds to the reinforcing angle plate.
Furthermore, the groove bottom wall of the locking rod pushing block mounting groove longitudinally extends and protrudes to form a guide wall, the locking rod pushing block longitudinally extends and forms a guide groove corresponding to the guide wall, and the guide groove is connected with the guide wall in a matched mode.
furthermore, a first screw hole column cavity position is formed in the side portion, located in the pressing rod installation groove, of the inner side plate surface of the pull rod plate, a second screw hole column cavity position is formed in the two sides, located in the locking rod extrusion block installation groove, of the inner side plate surface of the pull rod plate, and first screw hole columns are distributed and formed in the first screw hole column cavity position and the second screw hole column cavity position; the inner side plate surface of the cover plate is convexly formed with a first reinforcing rib wall corresponding to a cavity of a first threaded hole column, the inner side plate surface of the cover plate is convexly formed with a second reinforcing rib wall corresponding to a cavity of a second threaded hole column, the inner side plate surface of the cover plate is positioned below the second reinforcing rib wall and is convexly formed with a third reinforcing rib wall corresponding to a locking rod mounting groove, the cover plate is provided with cover plate fastening screw holes corresponding to the first threaded hole column in a distributed forming mode, the cover plate penetrates through the cover plate fastening screw holes through screws to be in threaded connection with the first threaded hole column to achieve fastening and mounting on the pull rod plate, the first reinforcing rib wall is correspondingly positioned in the cavity of the first threaded hole column, the second reinforcing rib wall is correspondingly positioned in the cavity of the second threaded hole column, and the third reinforcing rib wall is correspondingly positioned in the locking rod mounting groove.
The utility model discloses following beneficial effect has:
The utility model relates to a double-button draw bar of a draw-bar box, a draw-bar plate can pass through a draw-bar head through jack and be connected in a first draw-bar connecting groove through a draw-bar head, so as to realize hidden fixation in a draw-bar plate mounting cavity of a draw-bar plate mounting seat; when the pull rod plate needs to be pulled out, the two hands press the pressing rods at the two ends of the push-pull handle respectively downwards, the pressing rods downwards extrude the middle push rod and push the lock rod extruding block to slide downwards through the middle push rod, the extruding inclined plane wall at the lower end of the lock rod extruding block is matched with the pushed inclined plane wall of the positioning lock rod, the positioning lock rod is pulled to move towards the direction of the partition plate, so that the lock rod head is separated from the first lock rod connecting groove, and then the push-pull handle is pulled to pull the pull rod plate out of the pull rod plate mounting cavity of the pull rod plate mounting seat; when the pull rod plate is pulled out to enable the lock rod head to be aligned with the second lock rod connecting groove, the positioning lock rod moves towards the second lock rod connecting groove under the tension of the spring, and the lock rod head penetrates through the lock rod head through insertion hole to be connected into the second lock rod connecting groove to realize positioning and fixing after the pull rod plate is pulled out; the push-pull rod box is suitable for the pull-rod box and has the characteristics of high structural strength, smooth and convenient pushing and pulling, and long service life.
Drawings
Fig. 1 is an exploded view of a double-button draw bar of a draw-bar box according to the present invention;
Fig. 2 is a schematic structural view of a tie plate mounting seat of a dual-button tie of a draw-bar box according to the present invention;
Fig. 3 is a schematic structural view of a draw bar plate of a double-button draw bar of a draw-bar box according to the present invention;
Fig. 4 is a schematic structural view of a double-button draw bar of a draw-bar box according to the present invention, wherein a draw bar plate thereof is at another angle;
Fig. 5 is a schematic structural view of a pressing rod of a double-button draw bar of a draw-bar box according to the present invention;
Fig. 6 is a schematic view of an installation structure of a middle push rod of a double-button draw bar of a draw-bar box of the present invention;
Fig. 7 is a schematic structural view of a lock rod pushing block of a double-button draw bar of a draw-bar box according to the present invention;
Fig. 8 is a schematic structural view of a positioning lock rod of a double-button draw bar of a draw bar box according to the present invention;
Fig. 9 is a schematic structural view of a cover plate of a double-button draw bar of a draw-bar box according to the present invention;
Fig. 10 is a schematic view of an assembly structure of a dual-button draw bar of a draw-bar box according to the present invention;
fig. 11 is a schematic view of an assembly structure of a dual-button draw bar of a draw-bar box according to another angle of the present invention.
Detailed Description
the invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the invention.
As shown in fig. 1-11, the utility model relates to a dual-button draw bar of draw-bar box, which comprises a draw-bar plate mounting seat 1, a draw-bar plate 2, a pressing rod 3, a middle push rod 4, a lock rod pushing block 5, a positioning lock rod 6 and a cover plate 7, wherein a draw-bar plate mounting cavity 11 is formed on the inner side seat surface of the draw-bar plate mounting seat 1, first lock rod connecting grooves 12 are formed on the cavity side walls at the two sides of the lower end of the draw-bar plate mounting cavity 11, second lock rod connecting grooves 13 are formed on the cavity side walls at the two sides of the upper end of the draw-bar plate mounting cavity 11, the draw-bar plate 2 is mounted in the draw-bar plate mounting cavity 11, a push-pull handle 21 is formed on the upper end of the draw-bar plate 2, a manual holding hole 21a is formed on the draw-bar plate 2 under the push handle 21, a groove 14 is formed on the upper end of the cavity bottom wall of the draw-bar plate mounting cavity 11 corresponding to the manual holding hole 21, a, the two ends of the push-pull handle 21 are respectively provided with a pressing rod through-insertion hole 21c communicated with the pressing rod installation groove 22 in a forming way, the inner side plate surface of the pull rod plate 2 is provided with a middle push rod installation groove 23 in a forming way below the pressing rod installation groove 22, the middle push rod installation groove 23 is communicated with the pressing rod installation groove 22, the middle push rod installation grooves 23 on the two sides are communicated with each other, a lock rod pushing block installation groove 24 communicated with the middle push rod installation groove 23 is formed below the middle push rod installation groove 23, the lower end of the inner side plate surface of the pull rod plate 2 is symmetrically provided with lock rod installation grooves 25 in a forming way below the lock rod pushing block installation groove 24, and the lock rod installation grooves 25 are separated; the pressing rod 3 is installed in the pressing rod installation groove 22, the upper end of the pressing rod 3 is inserted into the pressing rod insertion hole 21c, the upper end of the pressing rod 3 is flush with the top surface of the push-pull handle 21, the lower part of the bottom of the pressing rod installation groove 22 is convexly formed with a pressing rod stop block 22a, the pressing rod 3 is longitudinally extended and formed with a stop block chute 32 towards the rod surface of the bottom side of the pressing rod installation groove 22, the lower end of the stop block chute 32 is formed with a stop wall 33, the pressing rod stop block 22a corresponds to the stop block chute 32 and is positioned above the stop wall 33, the middle push rod 4 is installed in the middle push rod installation groove 23 and contacts with the lower end of the pressing rod 3, the locking rod pushing block 5 is installed in the locking rod pushing block installation groove 24, the upper end of the locking rod pushing block 5 is positioned below the middle push rod 4 and contacts with the middle push rod 4, locking rod pushing feet 51 are formed on both sides of the lower, the lower end face of the locking rod pushing foot 51 is provided with a pushing inclined face wall 52 in a forming way, the upper end of the pushing inclined face wall 52 inclines upwards towards the inner side wall of the locking rod pushing foot 51, the positioning locking rod 6 is installed in the locking rod installation groove 25, the upper end groove wall of the locking rod installation groove 25 corresponding to the locking rod pushing foot 51 is provided with a pushing foot movable groove 25b in a forming way, the end groove wall of the locking rod installation groove 25 opposite to the partition plate 25a is provided with a locking rod head through hole 25c in a forming way, one end of the locking rod main body 61 of the positioning locking rod 6 close to the locking rod head through hole 25c is provided with a locking rod head 62 in a protruding way, the locking rod head 62 corresponds to the locking rod head through hole 25c, one end side part of the locking rod main body 61 of the positioning locking rod 6 close to the partition plate 25a is provided with a pressed convex block 63 in a protruding way, one end face of the pressed convex block 63 far away from the partition plate 25a is, the pushed inclined plane wall 63a corresponds to the pushing inclined plane wall 52 in a matching manner, a spring mounting hole 64 is formed in one end portion, close to the partition plate 25a, of the lock rod main body 61, a spring 65 is mounted in the spring mounting hole 64, the outer side end of the spring 65 extends out of the spring mounting hole 64 and contacts with the plate surface of the partition plate 25a, and the cover plate 7 is fixedly mounted on the inner plate surface of the pull rod plate 2 and covers the pressing rod 3, the middle push rod 4, the lock rod pushing block 5 and the positioning lock rod 6 in a shielding manner.
specifically, the two sides of the pull rod plate installation cavity 11 on the pull rod plate installation seat 1 are convexly formed with fastening installation convex walls 15, and seat plate fastening screw holes 16 are distributed and formed on the fastening installation convex walls 15, so that the pull rod plate installation seat 1 can be conveniently and tightly installed on the outer box bottom wall of the pull rod box.
The two ends of the top surface of the push-pull handle 21 are provided with a pressing rod button groove 21b communicated with the pressing rod through hole 21c in a forming mode, the pressing rod button groove 21b is located at the upper end of the pressing rod through hole 21c, the pressing rod button groove 21b is larger than the pressing rod through hole 21c, the upper end of the pressing rod 3 is provided with a button block 31 in a forming mode, the button block 31 is installed in the pressing rod button groove 21b, and the pressing rod 3 can be conveniently pressed downwards through the button block 31.
Middle push rod mounting groove 23 includes the crowded push block contact lever groove 23b in depression bar contact lever groove 23a and perpendicular to depression bar contact lever groove 23a that communicate with press bar mounting groove 22, middle push rod 4 includes depression bar contact lever 41 and crowded push block contact lever 42, crowded push block contact lever 42 perpendicular to depression bar contact lever 41 shaping sets up on one side of depression bar contact lever 41, depression bar contact lever 41 is installed in depression bar contact lever groove 23a, crowded push block contact lever 42 is installed in crowded push block contact lever groove 23b, the upper end of depression bar contact lever 41 and the lower extreme contact of pressing lever 3, the free end of crowded push block contact lever 42 and the upper end contact of locking lever crowded push block 5.
the reinforcing angle plate 43 is formed between the pressure lever contact rod 41 and the squeezing block contact rod 42, and the angle plate moving groove 23c is formed on the lower end groove wall of the middle push rod mounting groove 23 corresponding to the reinforcing angle plate 43, so that the structural strength of the middle push rod 4 can be enhanced, and the movement of the middle push rod 4 is not influenced.
The bottom wall of the locking rod pushing block mounting groove 24 is longitudinally extended and convexly provided with a guide wall 24a, the locking rod pushing block 5 is longitudinally extended and formed with a guide groove 53 corresponding to the guide wall 24a, and the guide groove 53 is matched and connected with the guide wall 24a, so that the locking rod pushing block 5 can be ensured to keep vertically moving downwards under the pushing of the middle pushing rod 4.
A first screw hole column cavity position 26 is formed in the side portion, located in the pressing rod installation groove 22, of the inner side plate surface of the pull rod plate 2, second screw hole column cavity positions 27 are formed in the two sides, located in the locking rod pushing block installation groove 24, of the inner side plate surface of the pull rod plate 2, and first screw hole columns 28 are distributed and formed in the first screw hole column cavity position 26 and the second screw hole column cavity positions 27; a first reinforcing rib wall 71 is formed on the inner side plate surface of the cover plate 7 in a protruding mode corresponding to the first screw hole column cavity position 26, a second reinforcing rib wall 72 is formed on the inner side plate surface of the cover plate 7 in a protruding mode corresponding to the second screw hole column cavity position 27, a third reinforcing rib wall 74 is formed on the inner side plate surface of the cover plate 7 below the second reinforcing rib wall 72 in a protruding mode corresponding to the lock rod installation groove 25, cover plate fastening screw holes 73 are formed in the cover plate 7 in a distributed mode corresponding to the first screw hole columns 28, the cover plate 7 is connected to the first screw hole columns 28 in a threaded mode through the cover plate fastening screw holes 73 through screws to achieve fastening installation on the pull rod plate 2, the first reinforcing rib wall 71 is correspondingly located in the first screw hole column cavity position 26, the second reinforcing rib wall 72 is correspondingly located in the second screw hole column cavity position 27, and the third reinforcing rib wall 74 is correspondingly located in the lock rod installation groove 25.
in the double-button draw bar of the draw-bar box of the utility model, the draw-bar plate 2 can pass through the draw-bar head through-hole 25c through the draw-bar head 62 and be connected in the first draw-bar connecting groove 12 to realize the hidden fixation in the draw-bar plate mounting cavity 11 of the draw-bar plate mounting seat 1; when the pull rod plate 2 needs to be pulled out, two hands press down the pressing rods 3 at two ends of the push-pull handle 21 respectively, the pressing rods 3 press the middle push rod 4 downwards and push the lock rod pushing block 5 to slide downwards through the middle push rod 4, the pushing inclined surface wall 52 at the lower end of the lock rod pushing block 5 is matched with the pushed inclined surface wall 63a of the positioning lock rod 6, the positioning lock rod 6 is pulled to move towards the partition plate 25a direction, so that the lock rod head 62 is separated from the first lock rod connecting groove 12, and then the push-pull handle 21 is pulled to pull the pull rod plate 2 out of the pull rod plate mounting cavity 11 of the pull rod plate mounting seat 1; when the pull rod plate 2 is pulled out to align the lock rod head 62 with the second lock rod connecting groove 13, the positioning lock rod 6 moves towards the second lock rod connecting groove 13 under the tension of the spring 65, and the lock rod head 62 passes through the lock rod head through-hole 25c to be connected into the second lock rod connecting groove 13, so that the positioning and fixing of the pull rod plate 2 after being pulled out are realized; the push-pull rod box is suitable for the pull-rod box and has the characteristics of high structural strength, smooth and convenient pushing and pulling, and long service life.
Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.
Claims (7)
1. The utility model provides a double button pull rod of draw-bar box which characterized in that: the novel push-pull rod plate comprises a pull rod plate mounting seat (1), a pull rod plate (2), a pressing rod (3), a middle push rod (4), a lock rod pushing block (5), a positioning lock rod (6) and a cover plate (7), wherein a pull rod plate mounting cavity (11) is formed on the inner side seat surface of the pull rod plate mounting seat (1), first lock rod connecting grooves (12) are formed in the side walls of two side cavities at the lower end of the pull rod plate mounting cavity (11), second lock rod connecting grooves (13) are formed in the side walls of two side cavities at the upper end of the pull rod plate mounting cavity (11), the pull rod plate (2) is mounted in the pull rod plate mounting cavity (11), a push-pull handle (21) is formed in the upper end of the pull rod plate (2), a manual grasping hole (21 a) is formed in the position, which is located right below the push-pull handle (21), a groove (14) is formed in the upper end of the bottom wall of the pull rod plate mounting cavity (11, a pressing rod mounting groove (22) is respectively and longitudinally formed on the inner side plate surface of the pull rod plate (2) below the two ends of the push-pull handle (21) in an extending manner, pressing rod through insertion holes (21 c) communicated with the pressing rod mounting grooves (22) are respectively formed on the two ends of the push-pull handle (21), a middle push rod mounting groove (23) is formed on the inner side plate surface of the pull rod plate (2) below the pressing rod mounting groove (22), the middle push rod mounting groove (23) is communicated with the pressing rod mounting groove (22), a lock rod extruding block mounting groove (24) communicated with the middle push rod mounting groove (23) is formed between the middle push rod mounting grooves (23) on the two sides and below the middle push rod mounting groove (23), lock rod mounting grooves (25) are symmetrically formed on the lower end of the inner side plate surface of the pull rod plate (2) below the lock rod extruding block mounting groove (24), the lock rod mounting grooves (25) are separated by a partition plate (25 a);
The pressing rod (3) is installed in a pressing rod installation groove (22), the upper end of the pressing rod (3) is inserted into a pressing rod insertion hole (21 c) in a penetrating mode, the upper end of the pressing rod (3) is flush with the top surface of the push-pull handle (21), a pressing rod stop block (22 a) is formed in the lower portion of the bottom of the pressing rod installation groove (22) in a protruding mode, a stop block sliding groove (32) is formed in the face, facing the bottom side of the pressing rod installation groove (22), of the pressing rod (3) in a longitudinally extending mode, a stop block sliding groove (32) is formed in the lower end portion of the stop block sliding groove (32), a stop wall (33) is formed in the lower end portion of the pressing rod stop block (22 a), the pressing rod stop block (22 a) corresponds to the stop block sliding groove (32) and is located above the stop wall (33), an intermediate push rod (4) is installed in the intermediate push rod installation groove (23) and is in contact with the lower end portion of the pressing rod (3), an extrusion block (5) is installed The locking rod (4) is contacted, locking rod pushing feet (51) are arranged on two sides of the lower end of the locking rod pushing block (5) in a forming mode, a pushing inclined surface wall (52) is arranged on the lower end face of each locking rod pushing foot (51) in a forming mode, the upper end of each pushing inclined surface wall (52) inclines upwards towards the inner side wall of each locking rod pushing foot (51), the positioning locking rod (6) is installed in the locking rod installation groove (25), a pushing inclined foot movable groove (25 b) is formed in the upper end groove wall of the locking rod installation groove (25) corresponding to each locking rod pushing foot (51), a locking rod head through hole (25 c) is formed in the end groove wall of the locking rod installation groove (25) opposite to the partition plate (25 a) in a forming mode, a locking rod head (62) is formed in the protruding mode in one end, close to the locking rod head through hole (25 c), of the locking rod main body (61) of the positioning locking rod (6), a locking rod side portion, close to the partition plate (25 a protruding portion, of each locking rod head through hole ( The locking device comprises a compression convex block (63), a compression inclined plane wall (63 a) is formed and arranged on the end face of one end, far away from a partition plate (25 a), of the compression convex block (63), the upper end of the compression inclined plane wall (63 a) inclines towards the partition plate (25 a), the compression inclined plane wall (63 a) is matched and corresponds to a pushing inclined plane wall (52), a spring mounting hole (64) is formed and arranged on the end portion, close to the partition plate (25 a), of a locking rod main body (61), a spring (65) is mounted in the spring mounting hole (64), the outer end of the spring (65) extends out of the spring mounting hole (64) and is in contact with the plate surface of the partition plate (25 a), and a cover plate (7) is fixedly mounted on the inner side plate surface of a pull rod plate (2) and covers the pressing rod (3), a middle push rod (4), a locking rod pushing block (5) and a positioning.
2. The dual-button draw bar of a draw-bar box of claim 1, wherein: the pull rod plate mounting seat is characterized in that fastening mounting convex walls (15) are convexly formed on two sides of the pull rod plate mounting cavity (11) on the pull rod plate mounting seat (1), and seat plate fastening screw holes (16) are formed in the fastening mounting convex walls (15) in a distributed mode.
3. The dual-button draw bar of a draw-bar box of claim 1, wherein: the push-and-pull handle is characterized in that compression bar button grooves (21 b) communicated with the pressing bar through holes (21 c) are formed in two ends of the top surface of the push-and-pull handle (21), the compression bar button grooves (21 b) are located at the upper ends of the pressing bar through holes (21 c), the compression bar button grooves (21 b) are larger than the pressing bar through holes (21 c), button blocks (31) are formed in the upper ends of the pressing bars (3), and the button blocks (31) are installed in the compression bar button grooves (21 b).
4. The dual-button draw bar of a draw-bar box of claim 1, wherein: middle push rod mounting groove (23) include with the depression bar contact lever groove (23 a) of pressing rod mounting groove (22) intercommunication and crowded ejector pad contact lever groove (23 b) of perpendicular to depression bar contact lever groove (23 a), middle push rod (4) are including depression bar contact lever (41) and crowded ejector pad contact lever (42), crowded ejector pad contact lever (42) perpendicular to depression bar contact lever (41) shaping sets up on one side of depression bar contact lever (41), depression bar contact lever (41) are installed in depression bar contact lever groove (23 a), crowded ejector pad contact lever (42) are installed in crowded ejector pad contact lever groove (23 b), the upper end of depression bar contact lever (41) and the lower extreme contact of pressing lever (3), the free end of crowded ejector pad contact lever (42) and the upper end contact of locking lever crowded ejector pad (5).
5. The dual-button draw bar of a draw-bar box of claim 4, wherein: a reinforcing angle plate (43) is formed between the compression bar contact rod (41) and the extrusion push block contact rod (42), and an angle plate movable groove (23 c) is formed on the groove wall of the lower end of the middle push rod installation groove (23) corresponding to the reinforcing angle plate (43).
6. The dual-button draw bar of a draw-bar box of claim 1, wherein: the lock rod pushing block mounting groove is characterized in that a guide wall (24 a) is longitudinally extended and protruded on the bottom wall of the lock rod pushing block mounting groove (24), a guide groove (53) is longitudinally extended and formed on the lock rod pushing block (5) corresponding to the guide wall (24 a), and the guide groove (53) is matched and connected with the guide wall (24 a).
7. the dual-button draw bar of a draw-bar box of claim 1, wherein: a first screw hole column cavity position (26) is formed in the side portion, located in the pressing rod installation groove (22), of the inner side plate surface of the pull rod plate (2), second screw hole column cavity positions (27) are formed in the two sides, located in the locking rod pushing block installation groove (24), of the inner side plate surface of the pull rod plate (2), and first screw hole columns (28) are distributed and formed in the first screw hole column cavity position (26) and the second screw hole column cavity positions (27); a first reinforcing rib wall (71) is convexly formed on the inner side plate surface of the cover plate (7) corresponding to the first screw hole column cavity position (26), a second reinforcing rib wall (72) is convexly formed on the inner side plate surface of the cover plate (7) corresponding to the second screw hole column cavity position (27), a third reinforcing rib wall (74) is convexly formed below the second reinforcing rib wall (72) on the inner side plate surface of the cover plate (7) corresponding to the lock rod installation groove (25), cover plate fastening screw holes (73) are distributed and formed on the cover plate (7) corresponding to the first screw hole columns (28), the cover plate (7) is connected to the first screw hole columns (28) through screws penetrating through the cover plate fastening screw holes (73) in a threaded manner to realize fastening and installation on the pull rod plate (2), the first reinforcing rib wall (71) is correspondingly positioned in the first screw hole column cavity position (26), and the second reinforcing rib wall (72) is correspondingly positioned in the second screw hole column cavity position (27), the third reinforcing rib wall (74) is correspondingly positioned in the locking bar installation groove (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920023877.0U CN209769298U (en) | 2019-01-08 | 2019-01-08 | Double-button pull rod of draw-bar box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920023877.0U CN209769298U (en) | 2019-01-08 | 2019-01-08 | Double-button pull rod of draw-bar box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209769298U true CN209769298U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920023877.0U Active CN209769298U (en) | 2019-01-08 | 2019-01-08 | Double-button pull rod of draw-bar box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209769298U (en) |
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2019
- 2019-01-08 CN CN201920023877.0U patent/CN209769298U/en active Active
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