Pressing handle

Abstract

The utility model relates to a pressing handle. The pressing handle comprises a handle pipe and two mounting mechanisms, the handle pipe comprises a vertical rod part and a transverse rod part; the bottom end of the vertical rod part is connected with one end of the transverse rod part, so that a corner is formed on the handle pipe; each installation mechanism comprises an installation base used for being installed on a door body in the using process. And the top end of the vertical rod part and the other end of the transverse rod part are rotationally connected with a mounting seat on a mounting mechanism through a rotating shaft respectively, so that the corner of the handle pipe can move towards the door body direction by pressing the handle pipe during use. The utility model has the characteristics of simple structure, reasonable design, convenience in assembly, low production cost and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to door lock technical field, especially a press handle. BACKGROUND

[0002] At present, the escape door lock for glass door on the market is generally like the technical scheme in patent application number 2018203059903, named "a kind of escape door lock structure", including handle tube, connecting rod mechanism, lock box, lock end connecting mechanism, lock end connecting mechanism and handle tube top end elastically movably connected, handle tube end is provided with the elastic movable connection structure for connecting door body, handle tube, connecting rod mechanism and lock end connecting mechanism are all located in the inside of door body, lock box is located on the outside of door body, lock box and lock end connecting mechanism are all fixed on door body. The technical scheme of such both ends of handle tube is elastically movably connected with door body when using, and the structure of the elastic movable connection of handle tube and door body is very complex, which leads to the problems of complex structure, difficult assembly and high production cost of existing escape door lock. CONTENT OF UTILITY MODEL

[0003] The utility model aims at providing a press handle, which has the advantages of simple structure, reasonable design, convenient assembly and low production cost.

[0004] The technical scheme of the utility model is realized as follows: a press handle, including handle tube and two mounting mechanisms, the handle tube includes vertical rod part and horizontal rod part, the bottom end of the vertical rod part is connected with one end of the horizontal rod part to form a corner on the handle tube, each mounting mechanism includes a mounting seat for mounting on the door body when in use, the top end of the vertical rod part and the other end of the horizontal rod part are respectively rotatably connected with the mounting seat on one mounting mechanism through rotating shafts, so that the corner of the handle tube moves towards the door body when the handle tube is pressed.

[0005] In the present application, both ends of the handle tube are rotatably mounted on the door body through the mounting mechanisms, and each end of the handle tube has a certain degree of rotational freedom with the door body, the rotational axis of the vertical rod part relative to the door body is perpendicular to the length direction of the vertical rod part, the rotational axis of the horizontal rod part relative to the door body is perpendicular to the length direction of the horizontal rod part, and the rotational axis of the vertical rod part relative to the door body and the rotational axis of the horizontal rod part relative to the door body are both parallel to the surface of the door body, so that when the position close to the corner of the handle tube is pressed, the corner of the handle tube gradually approaches the door body, the bolt on the handle tube retracts into the handle tube under the cooperation of the connecting mechanism and the lock cylinder top rod of the lock box, and unlocking is realized. In the present application, both ends of the handle tube do not need to be elastically movably connected with the door body, which makes the structure of the present application simpler and easier to assemble, and the production cost is low.

[0006] Further, the scheme also includes a pressure seat for installation on the door body; the pressure seat is fixed beside the handle pipe, and the pressure seat is arranged close to the corner of the handle pipe, the pressure seat and the two installation mechanisms are on the same side of the handle pipe; an elastic pushing mechanism is installed on the pressure seat; the elastic pushing mechanism includes an elastic top pin; one end of the elastic top pin penetrates through the pressure seat and is arranged on the handle pipe, so that the elastic top pin can push the handle pipe to reset after being pressed.

[0007] Further, a through hole is formed on the side of the handle pipe facing the pressure seat and communicating with the inner cavity of the handle pipe; one end of the pressure seat penetrates through the through hole and extends into the handle pipe; a limiting seat is further included; the limiting seat is fixed in the pipe cavity of the handle pipe, and the limiting seat is beside the pressure seat; a limiting convex part is arranged on the side of the limiting seat facing the pressure seat; a blocking part is arranged on the side of the pressure seat facing the limiting seat; the blocking part is in the pipe cavity of the handle pipe, and under the action of the elastic top pin pushing the handle pipe to move, the limiting convex part abuts against the blocking part.

[0008] Further, a sliding hole and at least one clamping mechanism are arranged on the limiting seat; the clamping mechanism includes an elastic clamping bead which can extend into the sliding hole; a clamping pin is further included; the clamping pin is slidably arranged in the sliding hole, and at least two clamping grooves are arranged on the clamping pin and matched with the elastic clamping bead; all the clamping grooves are arranged along the sliding direction of the clamping pin, and the number of the clamping grooves is more than the number of the clamping mechanisms; a pushing column is installed on one end of the clamping pin, and a movable long hole is formed on the handle pipe for the pushing column to extend out; the length direction of the movable long hole is parallel to the sliding direction of the clamping pin; a pin hole is arranged on the pressure seat for the other end of the clamping pin to be inserted.

[0009] Further, each installation mechanism further includes a connecting seat rotatably connected with the installation seat through a rotating shaft; the connecting seat of one installation mechanism is fixedly connected with the top end of the vertical rod part, and the connecting seat of the other installation mechanism is fixedly connected with one end of the horizontal rod part away from the corner.

[0010] Further, a hinged block is arranged on the installation seat of each installation mechanism, and two clamping blocks are arranged on the connecting seat; the hinged block of the installation seat is rotatably arranged between the two clamping blocks of the connecting seat, and the side of the hinged block facing the connecting seat and the side of each clamping block facing the installation seat are spherical surfaces.

[0011] Further, each installation mechanism further includes an inner foot pad, an outer foot pad, a counter shaft seat, a fixing screw, and two positioning screws.

[0012] The inner foot pad and the outer foot pad are respectively arranged on the two sides of the door body when in use; an embedding groove is formed on the side of the inner foot pad away from the outer foot pad.

[0013] The counter shaft seat is formed with a through hole.

[0014] The fixed screw passes through the perforation of the axle seat to connect the inner foot pad and the outer foot pad together, and the screw head of the fixed screw is matched with the groove bottom of the embedding groove of the inner foot pad to clamp and fix the axle seat, and the outer circumferential surface of the axle seat is a tapered surface with the outer diameter increasing farther away from the inner foot pad;

[0015] The mounting seat is formed with a mounting groove on the side away from the connecting seat, and the mounting seat is also formed with two positioning screw holes; the two positioning screw holes are symmetrically arranged on the two sides of the mounting groove, and each positioning screw hole is in communication with the mounting groove and the outside; the end of the mounting seat away from the connecting seat is embedded into the embedding groove of the inner foot pad; the screw head of the fixed screw and the axle seat are both located in the space formed by the embedding groove of the inner foot pad and the mounting groove of the mounting seat;

[0016] The two positioning screws correspond to the two positioning screw holes on the mounting seat one by one, the positioning screws are threadedly connected in the corresponding positioning screw holes, and one end of each positioning screw is located on the outer circumferential surface of the axle seat.

[0017] Further, the scheme also includes a positioning mechanism; the positioning mechanism includes a positioning hole and a positioning column; the positioning hole is arranged on the pressure receiving seat; the positioning column is arranged on the handle pipe, and the positioning column is arranged in the positioning hole to guide the corner of the handle pipe to move in the direction of the door body when the handle pipe is pressed.

[0018] Further, the hole radius of the positioning hole is preferably 0.1mm-0.2mm larger than the outer diameter radius of the positioning column.

[0019] Further, the side of the handle pipe facing the pressure receiving seat is formed with a through hole in communication with the inner cavity thereof, one end of the positioning column is fixed in the handle pipe, and the other end of the positioning column is arranged in the positioning hole of the pressure receiving seat through the through hole.

[0020] The utility model discloses have the advantages such as simple structure, reasonable in design, convenient to assemble and low production cost. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the structural schematic diagram of example 1 (after installing bolt, linkage mechanism and lock box).

[0022] Figure 2 It is the front view structural schematic diagram of example 1 (after installing bolt, linkage mechanism and lock box).

[0023] Figure 3 It is Figure 2 The sectional view structural schematic diagram of A-A direction.

[0024] Figure 4 It is Figure 3 The enlarged structural schematic diagram of B part.

[0025] Figure 5 Figure 1 is a perspective view of the installation mechanism of the present application. Figure 3 Figure 2 is an enlarged view of part C of Figure 1.

[0026] Figure 6 Figure 3 is a perspective view of the dismounting mechanism of the installation mechanism of the present application.

[0027] Figure 7 Figure 4 is a perspective view of the installation mechanism of the present application installed on a door body.

[0028] Figure 8 Figure 5 is a front view of the installation mechanism of the present application after installation of a latch, a linkage mechanism and a lock box.

[0029] Figure 9 Figure 6 is a sectional view of the installation mechanism of the present application along the direction of D-D. Figure 8

[0030] Figure 10 Figure 7 is an enlarged view of part E of Figure 6. Figure 9

[0031] BRIEF DESCRIPTION OF THE DRAWINGS1 handle pipe; 11 vertical rod part; 12 horizontal rod part; 13 corner; 14 through hole; 15 movable long hole; 2 installation mechanism; 21 installation seat; 211 fixed screw hole; 212 fixed stud; 213 hinged block; 214 installation groove; 215 positioning screw hole; 22 connecting seat; 221 clamping block; 23 rotating shaft; 24 rotating hole; 25 inner foot pad; 251 embedded groove; 26 outer foot pad; 27 counter shaft seat; 271 through hole; 28 fixed screw; 29 positioning screw; 3 door body; 4 positioning mechanism; 41 positioning hole; 42 positioning column; 5 pressure receiving seat; 51 installation channel; 52 blocking part; 53 pin hole; 6 latch; 7 linkage mechanism; 8 lock box; 81 lock core top rod; 9 elastic pushing mechanism; 91 elastic top pin; 92 pushing spring; 93 first plug; 10 limiting seat; 101 limiting protrusion; 102 sliding hole; 20 clamping mechanism; 201 elastic clamping bead; 202 positioning spring; 203 clamping channel; 204 second plug; 30 clamping pin; 301 clamping groove; 302 pushing column. DETAILED DESCRIPTION

[0032] Example 1

[0033] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 ​As shown, the pressing handle of the embodiment comprises a handle tube 1 and two mounting mechanisms 2; the handle tube 1 comprises a vertical rod part 11 and a horizontal rod part 12; the bottom end of the vertical rod part 11 is connected with one end of the horizontal rod part 12 to form a corner 13 on the handle tube 1; each mounting mechanism 2 comprises a mounting seat 21 used for mounting on the door body 3 in use; the top end of the vertical rod part 11 and the other end of the horizontal rod part 12 are respectively rotatably connected with the mounting seat 21 on one mounting mechanism 2 through a rotating shaft 23, so that the corner 13 of the handle tube 1 can be moved towards the door body 3 when the handle tube 1 is pressed in use. Such design is that in use, the two ends of the handle tube 1 are rotatably mounted on the door body 3 through the mounting mechanisms 2, the two ends of the handle tube 1 each have a certain rotational freedom with the door body 3, the rotational axis of the vertical rod part 11 relative to the door body 3 is perpendicular to the length direction of the vertical rod part 11, the rotational axis of the horizontal rod part 12 relative to the door body 3 is perpendicular to the length direction of the horizontal rod part 12, and the rotational axis of the vertical rod part 11 relative to the door body 3 and the rotational axis of the horizontal rod part 12 relative to the door body 3 are both parallel to the surface of the door body 3, so that when the position close to the corner 13 of the handle tube 1 is pressed, the corner 13 of the handle tube 1 gradually approaches the door body 3, the bolt 6 on the handle tube 1 is retracted into the handle tube 1 under the cooperation of the linkage mechanism 7 and the lock core top rod 81 of the lock box 8 to realize unlocking; the two ends of the handle tube 1 of the pressing handle do not need to be elastically movably connected with the door body 3, so that the structure of the pressing handle is simpler, the pressing handle is easier to assemble, and the production cost is low.

[0034] In order to make the handle tube 1 automatically reset after being pressed in use, as shown, Figure 2 , Figure 3 , Figure 4 , Figure 7 As shown, the pressing handle further comprises a pressure seat 5 used for mounting on the door body 3 in use; the pressure seat 5 is fixed beside the handle tube 1, and the pressure seat 5 is arranged close to the corner 13 of the handle tube 1; the pressure seat 5 and the two mounting mechanisms 2 are both on the same side of the handle tube 1, and the pressure seat 5 and the two mounting mechanisms 2 are both specifically mounted on the inner side surface of the door body 3 in use; the elastic pushing mechanism 9 is mounted on the pressure seat 5; the elastic pushing mechanism 9 comprises an elastic top pin 91; one end of the elastic top pin 91 penetrates through the pressure seat 5 and is arranged on the handle tube 1, so that the elastic top pin 91 can push the handle tube 1 to reset after being pressed in use. The elastic pushing mechanism 9 further comprises a pushing spring 92 and a first plug 93; the pressure seat 5 forms a mounting channel 51, which is a structure that one end is closed through the first plug 93 and the other end is open; the elastic top pin 91 and the pushing spring 92 are both mounted in the mounting channel 51; one end of the elastic top pin 91 penetrates through the open end of the mounting channel 51, and the elastic top pin 91 cannot be separated from the mounting channel 51 as a whole; the pushing spring 92 is compressed between the other end of the elastic top pin 91 and the first plug 93.

[0035] In order to limit the movement range of the handle tube 1 pushed by the elastic pushing mechanism 9, as shown in Figure 2 、 Figure 3 、 Figure 4 , a through hole 14 is formed on the side of the handle tube 1 facing the pressure seat 5 and communicating with the inner cavity of the handle tube 1; one end of the pressure seat 5 extends into the handle tube 1 through the through hole 14, and one end of the elastic top pin 91 specifically abuts against the inner tube wall of the handle tube 1 through the through hole 14, so that the elastic top pin 91 accurately pushes the handle tube 1 to reset; further comprising a limiting seat 10; the limiting seat 10 is fixed in the tube cavity of the handle tube 1, and the limiting seat 10 is beside the pressure seat 5; a limiting protrusion 101 is arranged on the side of the limiting seat 10 facing the pressure seat 5; a blocking part 52 is arranged on the side of the pressure seat 5 facing the limiting seat 10; the blocking part 52 is in the tube cavity of the handle tube 1, and under the action of the elastic top pin 91 pushing the handle tube 1 to move, the limiting protrusion 101 abuts against the blocking part 52.

[0036] In order to make the handle tube 1 positionable on the pressure seat 5, and avoid that children open the door lock by mistake in the room during application, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4As shown, the limiting seat 10 is provided with a sliding hole 102 and two clamping mechanisms 20 arranged along the length direction of the sliding hole 102; the clamping mechanism 20 comprises an elastic clamping bead 201 which can extend into the sliding hole 102; each clamping mechanism 20 further comprises a positioning spring 202 and a second plug 204; the limiting seat 10 is formed with a clamping channel 203 for installing the clamping mechanism 20, one end of the clamping channel 203 communicates with the sliding hole 102, the length direction of the clamping channel 203 is perpendicular to the length direction of the sliding hole 102, and the other end of the clamping channel 203 is fixed with the second plug 204; the positioning spring 202 and the elastic clamping bead 201 are both installed in the clamping channel 203, and the positioning spring 202 is compressed between the elastic clamping bead 201 and the second plug 204; further comprising a clamping pin 30; the clamping pin 30 is slidably arranged in the sliding hole 102, and the clamping pin 30 is provided with three clamping grooves 301 matched with the elastic clamping bead 201, the three clamping grooves 301 are arranged along the sliding direction of the clamping pin 30, and the number of the clamping grooves 301 is more than the number of the clamping mechanisms 20, and the elastic clamping beads 201 of the two clamping mechanisms 20 are correspondingly clamped with two clamping grooves 301; one end of the clamping pin 30 is provided with a pushing column 302, and the handle pipe 1 is formed with a movable long hole 15 for the pushing column 302 to extend out; the length direction of the movable long hole 15 is parallel to the sliding direction of the clamping pin 30; the pressure receiving seat 5 is provided with a pin hole 53 for the other end of the clamping pin 30 to be inserted. Such design, in use, when the pushing column 302 drives the clamping pin 30 to move, the clamping mechanisms 20 will position the clamping pin 30 after the clamping pin 30 exits the pin hole 53 or is inserted into the pin hole 53, so that the clamping pin 30 maintains the state of exiting the pin hole 53 or being inserted into the pin hole 53; when the pushing column 302 drives the clamping pin 30 to exit the pin hole 53, the positioning between the handle pipe 1 and the pressure receiving seat 5 is released at this time, so that people can press the handle pipe 1 indoors to unlock; when the pushing column 302 drives the clamping pin 30 to insert the other end away from the pushing column 302 into the pin hole 53, the handle pipe 1 and the pressure receiving seat 5 are locked, and people cannot press the handle pipe 1 indoors, so that they cannot unlock indoors.

[0037] In order to make the structure of the mounting mechanism 2 more reasonable, Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6As shown, each mounting mechanism 2 further comprises a connecting base 22 rotatably connected with the mounting base 21 through a rotating shaft 23; the connecting base 22 of one mounting mechanism 2 is fixedly connected with the top end of the vertical rod part 11, and the connecting base 22 of the other mounting mechanism 2 is fixedly connected with one end of the horizontal rod part 12 away from the corner 13. The rotating shaft 23 of each mounting mechanism 2 penetrates through the rotating hole 24 on the connecting base 22 and the mounting base 21; in order to make each end of the handle tube 1 have a certain degree of rotational freedom with the door body 3, the rotating hole 24 on the connecting base 22 and the mounting base 21 is not an interference fit with the rotating shaft 23, and the hole radius of the rotating hole 24 on the connecting base 22 and the mounting base 21 is 0.1mm-0.2mm larger than the outer diameter radius of the rotating shaft 23; a fixed screw hole 211 in communication with the rotating hole 24 above it is formed on the mounting base 21, and the rotating shaft 23 of the mounting mechanism 2 is positioned on the mounting base 21 by locking into the fixed screw hole 211 of the mounting base 21 of the mounting mechanism 2.

[0038] In order to make the gap between the mounting base 21 and the connecting base 22 of each mounting mechanism 2 smaller, avoid dust accumulation, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 5 、 Figure 6 As shown, the mounting base 21 of each mounting mechanism 2 is provided with a hinged block 213, and the connecting base 22 is provided with two clamping blocks 221; the hinged block 213 of the mounting base 21 is rotatably installed between the two clamping blocks 221 of the connecting base 22 through the rotating shaft 23, and the hinged block 213 and the two clamping blocks 221 also have a gap, and the surface of the hinged block 213 facing the connecting base 22 and the surface of each clamping block 221 facing the mounting base 21 are spherical surfaces.

[0039] In order to facilitate the installation of the mounting mechanism 2 on the door body 3 during application, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 5 、 Figure 6 Each mounting mechanism 2 further comprises an inner foot pad 25, an outer foot pad 26, a counter shaft base 27, a fixed screw 28 and two positioning screws 29;

[0040] The inner foot pad 25 and the outer foot pad 26 are respectively located on the inner and outer sides of the door body 3 during use; an embedded groove 251 is formed on the surface of the inner foot pad 25 away from the outer foot pad 26;

[0041] The counter shaft base 27 is formed with a through hole 271;

[0042] The fixing screw 28 connects the inner foot pad 25 and the outer foot pad 26 through the through hole 271 of the counter shaft seat 27, and the fixing screw 28 also passes through the door body 3 in use. A nut (not shown in the drawings) is installed at one end of the fixing screw 28 passing through the outer foot pad 26. The fixing screw 28 and the nut clamp and fix the inner foot pad 25, the door body 3 and the outer foot pad 26. The screw head of the fixing screw 28 cooperates with the groove bottom of the embedding groove 251 of the inner foot pad 25 to clamp and fix the counter shaft seat 27. The outer circumferential surface of the counter shaft seat 27 is a tapered surface, and the outer diameter of the tapered surface increases with the distance from the inner foot pad 25.

[0043] The mounting seat 21 is formed with a mounting groove 214 on the side away from the connecting seat 22. The mounting seat 21 is also formed with two positioning screw holes 215, which are symmetrically arranged on both sides of the mounting groove 214 and each communicates the mounting groove 214 with the outside. The end of the mounting seat 21 away from the connecting seat 22 is embedded into the embedding groove 251 of the inner foot pad 25. The counter shaft seat 27 and the screw head of the fixing screw 28 are both in the space formed by the embedding groove 251 of the inner foot pad 25 and the mounting groove 214 of the mounting seat 21.

[0044] The two positioning screws 29 correspond to the two positioning screw holes 215 on the mounting seat 21 one by one. The positioning screw 29 is screwed into the corresponding positioning screw hole 215, and the end of each positioning screw 29 is placed on the outer circumferential surface of the counter shaft seat 27. After the end of the mounting seat 21 is embedded into the embedding groove 251 of the inner foot pad 25, the inner foot pad 25 limits the radial direction of the mounting seat 21. After the two positioning screws 29 are placed on the outer circumferential surface of the counter shaft seat 27, the outer circumferential surface of the counter shaft seat 27 is a tapered surface, so that the mounting seat 21 cannot be pulled out of the inner foot pad 25 in the axial direction under the action of the two positioning screws 29, and the mounting seat 21 is fixed on the door body 3.

[0045] Embodiment 2

[0046] The difference between this embodiment and embodiment 1 is that, as shown in Figure 8 , Figure 9 and Figure 10 , this embodiment also includes a positioning mechanism 4. The positioning mechanism 4 includes a positioning hole 41 and a positioning column 42. The positioning hole 41 is arranged on the pressure receiving seat 5. The positioning column 42 is arranged on the handle pipe 1, and one end of the positioning column 42 is fixed in the handle pipe 1. The other end of the positioning column 42 passes through the through hole 14 and is arranged in the positioning hole 41 of the pressure receiving seat 5 to guide the movement of the corner 13 of the handle pipe 1 in the direction of the door body when the handle pipe 1 is pressed. This design guides the direction of the movement of the handle pipe 1 in the direction of the door body by the cooperation of the positioning column 42 and the positioning hole 41 of the positioning mechanism 4 in use, reducing the noise generated by pressing the handle pipe 1 in use.

[0047] In order to avoid the positioning mechanism 4 interfering with the rotation of the two ends of the handle tube 1 relative to the door body 3 when in use, the hole radius of the positioning hole 41 is 0.15 mm larger than the outer diameter radius of the positioning column 42.

Claims

1. A press handle comprising a handle tube and two mounting mechanisms; the handle tube comprises a vertical pole part and a horizontal pole part; the bottom end of the vertical pole part is connected with one end of the horizontal pole part to form an angle on the handle tube; characterized in that: Each mounting mechanism comprises a mounting seat for mounting on the door body in use; the top end of the vertical rod part and the other end of the horizontal rod part are respectively rotatably connected to the mounting seat of one mounting mechanism through a rotating shaft, so that pressing the handle tube can cause the corner of the handle tube to move towards the door body in use.

2. A push-pull handle according to claim 1, wherein: It also comprises a pressure seat for mounting on the door body in use; the pressure seat is fixed beside the handle tube, and the pressure seat is arranged near the corner of the handle tube; the pressure seat and the two mounting mechanisms are on the same side of the handle tube; a resilient pushing mechanism is mounted on the pressure seat; the resilient pushing mechanism comprises a resilient top pin; one end of the resilient top pin penetrates through the pressure seat and is arranged on the handle tube, so that the resilient top pin can push the handle tube to reset after being pressed in use.

3. A push-pull handle according to claim 2, wherein: A through hole is formed on the side of the handle tube facing the pressure seat, and the through hole is communicated with the inner cavity of the handle tube; one end of the pressure seat penetrates through the through hole and extends into the handle tube; a limiting seat is further arranged; the limiting seat is fixed in the tube cavity of the handle tube, and the limiting seat is beside the pressure seat; a limiting convex part is arranged on the side of the limiting seat facing the pressure seat; a blocking part is arranged on the side of the pressure seat facing the limiting seat; the blocking part is in the tube cavity of the handle tube, and the limiting convex part and the blocking part are abutted under the action of the resilient top pin pushing the handle tube to move.

4. A push-pull handle according to claim 3, wherein: A sliding hole and at least one clamping mechanism are arranged on the limiting seat; the clamping mechanism comprises a resilient clamping bead which can extend into the sliding hole; a clamping pin is further arranged; the clamping pin is slidably arranged in the sliding hole, and at least two clamping grooves matched with the resilient clamping bead are arranged on the clamping pin; all the clamping grooves are arranged along the sliding direction of the clamping pin, and the number of the clamping grooves is more than the number of the clamping mechanisms; a poking column is arranged at one end of the clamping pin; a movable long hole is formed on the handle tube for the poking column to extend out; the length direction of the movable long hole is parallel to the sliding direction of the clamping pin; a pin hole is arranged on the pressure seat for the other end of the clamping pin to be inserted.

5. The push handle of claim 1, wherein: Each mounting mechanism further comprises a connecting seat rotatably connected to the mounting seat through a rotating shaft; the connecting seat of one mounting mechanism is fixedly connected to the top end of the vertical rod part, and the connecting seat of the other mounting mechanism is fixedly connected to one end of the horizontal rod part away from the corner.

6. A push-pull handle according to claim 5, wherein: A hinged block is arranged on the mounting seat of each mounting mechanism, and two clamping blocks are arranged on the connecting seat; the hinged block of the mounting seat is rotatably arranged between the two clamping blocks of the connecting seat, and the side of the hinged block facing the connecting seat and the side of each clamping block facing the mounting seat are spherical surfaces.

7. A push-pull handle according to claim 5, wherein: Each mounting mechanism further comprises an inner foot pad, an outer foot pad, a counter shaft seat, a fixing screw and two positioning screws; The inner foot pad and the outer foot pad are respectively arranged on the two sides of the door body in use; an embedding groove is formed on the side of the inner foot pad away from the outer foot pad; The counter shaft seat is formed with a through hole; The fixing screw passes through the through hole of the counter shaft seat to connect the inner foot pad and the outer foot pad together, and the head of the fixing screw is matched with the groove bottom of the embedding groove of the inner foot pad to clamp and fix the counter shaft seat; the outer peripheral surface of the counter shaft seat is a tapered surface with a larger outer diameter away from the inner foot pad; The mounting base is formed with a mounting recess on the side away from the connecting base, and is further formed with two positioning screw holes; the two positioning screw holes are symmetrically arranged on the two sides of the mounting recess, and each positioning screw hole is in communication with the mounting recess and the outside; the end of the mounting base away from the connecting base is embedded into the embedding groove of the inner foot pad; the screw head of the shaft base and the fixing screw are both in the space formed by the embedding groove of the inner foot pad and the mounting recess of the mounting base; The two positioning screws correspond to the two positioning screw holes on the mounting base one by one, the positioning screws are threadedly connected in the corresponding positioning screw holes, and the end of each positioning screw is abutted on the outer circumferential surface of the shaft base.

8. A push-pull handle according to claim 2, wherein: Further comprising a positioning mechanism; the positioning mechanism comprises a positioning hole and a positioning column; the positioning hole is arranged on the pressure receiving seat; the positioning column is arranged on the handle pipe, and the positioning column is arranged in the positioning hole to guide the corner of the handle pipe to move in the direction of the door body when the handle pipe is pressed.

9. A push-pull handle according to claim 8, wherein: The hole radius of the positioning hole is 0.1mm-0.2mm larger than the outer diameter radius of the positioning column.

10. A push-pull handle according to claim 8, wherein: The side of the handle pipe facing the pressure receiving seat is formed with a through hole in communication with the inner cavity of the handle pipe, one end of the positioning column is fixed in the handle pipe, and the other end of the positioning column passes through the through hole and is arranged in the positioning hole of the pressure receiving seat.

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