Locking mechanism for moving trolley of beater

Abstract

The utility model belongs to the technical field of locking mechanisms, and particularly relates to a locking mechanism for a moving trolley of a beater, which comprises an L-shaped shell and a locking rod connected with a bearing on the inner wall of the L-shaped shell, the tension spring is arranged in the L-shaped shell, and the two ends of the tension spring are connected with the lock rod and the L-shaped shell respectively; the arc-shaped clamping foot is in bearing connection with the inner wall of the L-shaped shell and is in contact with the bottom surface of the lock rod; wherein the arc-shaped clamping foot is suitable for deforming and rebounding to pull the lock rod to reset when the arc-shaped clamping foot rotates to be in contact with the concave part, so that the concave part limits the arc-shaped clamping foot, and according to the locking mechanism for the beating machine moving trolley, when the arc-shaped clamping foot rotates to be in contact with the concave part, the tension spring deforms and rebounds to pull the lock rod to reset, so that the concave part limits the arc-shaped clamping foot; therefore, the automatic locking function can be easily achieved, complex operation steps are not needed, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to locking mechanism technical field, concretely relates to a locking mechanism for pulping machine movable trolley. BACKGROUND

[0002] The pulping machine movable trolley is one of key components for driving the pulping barrel to move, and bears the important function of transporting the pulping barrel to the lower part of the stirring mechanism accurately. In actual production, after the movable trolley transports the pulping barrel to the lower part of the stirring mechanism, it needs to be kept stable and locked to prevent the pulping machine from shifting or shaking due to vibration or external force during the working process. If the locking is not firm, it will not only affect the pulping effect and product quality, but also may cause equipment damage or safety accidents.

[0003] The traditional locking mechanism usually adopts manual mode to realize the locking operation. This mode has certain disadvantages. First, manual operation needs manual intervention, and manual operation is needed every time locking and unlocking, which increases the working burden and operation complexity of the operator. Secondly, the efficiency of manual locking is low, and in the scene needing frequent locking and unlocking, it cannot meet the demand of rapid operation.

[0004] Therefore, in order to solve the above problems, it is necessary to design a locking mechanism for pulping machine movable trolley. CONTENT OF UTILITY MODEL

[0005] The utility model aims at providing a locking mechanism for pulping machine movable trolley to solve the technical problems mentioned in the background art.

[0006] In order to solve the above technical problems, the utility model provides a locking mechanism for pulping machine movable trolley, which comprises:

[0007] The L-shaped shell and the lock rod connected with the inner wall bearing of the L-shaped shell comprise: a recess arranged on the bottom surface of the lock rod;

[0008] The tension spring arranged in the L-shaped shell is connected with the lock rod and the L-shaped shell at both ends respectively;

[0009] The arc-shaped clamping leg connected with the inner wall bearing of the L-shaped shell is in contact with the bottom surface of the lock rod; wherein

[0010] The arc-shaped clamping leg is suitable for springing back when rotating to contact the recess, pulling the lock rod to reset, so that the recess limits the arc-shaped clamping leg.

[0011] Further, the lock rod further comprises: a convex part between the bottom surface of the lock rod and the recess;

[0012] The arc-shaped clamping leg comprises: a U-shaped part;

[0013] The U-shaped part is connected with the roller in the bearing; wherein

[0014] The roller is adapted to contact with the bottom surface of the lock rod; and

[0015] The roller is adapted to roll along the bottom surface of the lock rod when the arc-shaped clamping leg rotates, to lift the lock rod when contacting with the convex part, to make the lock rod stretch the tension spring, and to make the tension spring deform and rebound when contacting with the concave part, to pull the lock rod to reset, so that the concave part limits the roller.

[0016] Further, the L-shaped shell is provided with a first tension spring hook seat;

[0017] The bottom of one end of the lock rod is provided with a second tension spring hook seat;

[0018] The two ends of the tension spring are connected with the first tension spring hook seat and the second tension spring hook seat respectively.

[0019] Further, the L-shaped shell is provided with a limiting pin; wherein

[0020] The limiting pin is adapted to limit the arc-shaped clamping leg.

[0021] Further, the L-shaped shell comprises an L-shaped frame; wherein

[0022] The L-shaped frame is provided with an avoiding through part;

[0023] The inner side of the L-shaped frame is provided with two baffles; wherein

[0024] The two baffles are located on the two sides of the avoiding through part;

[0025] The arc-shaped clamping leg further comprises a triggering end and a limiting end; wherein

[0026] In the initial state, the triggering end is located outside the L-shaped frame after passing through the avoiding through part, and the limiting end is located inside the L-shaped frame; and

[0027] The arc-shaped clamping leg is adapted to make the limiting end located outside the L-shaped frame after passing through the avoiding through part when rotating.

[0028] Further, the L-shaped shell further comprises L-shaped plates arranged on the two sides of the L-shaped frame; wherein

[0029] The limiting pin is connected with the two L-shaped plates;

[0030] A first rotating pin is arranged between the two L-shaped plates;

[0031] A first steel sleeve is sleeved on the first rotating pin;

[0032] The first rotating pin is rotationally connected with the first steel sleeve;

[0033] The other end of the lock rod is sleeved on the first steel sleeve;

[0034] The lock rod is rotationally connected with the first steel sleeve.

[0035] Further, a second rotation pin is arranged between the two L-shaped plates.

[0036] The second rotation pin is located obliquely below the first rotation pin.

[0037] A second steel sleeve is sleeved on the second rotation pin.

[0038] The second rotation pin is rotationally connected with the second steel sleeve.

[0039] The arc-shaped clamping leg is sleeved on the second steel sleeve.

[0040] The arc-shaped clamping leg is rotationally connected with the second steel sleeve.

[0041] Further, the L-shaped shell further comprises a plurality of studs and flat machine screws arranged on both sides of the studs.

[0042] Each flat machine screw is adapted to pass through the corresponding L-shaped plate and be threadedly engaged with the corresponding stud, so as to connect the two L-shaped plates with the L-shaped frame.

[0043] The utility model discloses the beneficial effect is:

[0044] (1) in the initial state, the trigger end of the arc-shaped clamping leg is located outside after passing through the avoiding through part of the L-shaped frame, and the limiting end is located inside, at this time, the concave part of the lock rod does not limit the roller of the arc-shaped clamping leg, when needing to lock the wheel of the movable trolley, the wheel of the movable trolley pushes the trigger end, the trigger end is subjected to external force, drives the arc-shaped clamping leg to rotate around the second rotation pin, in the rotating process, the roller will roll along the bottom surface of the lock rod, until the convex part is contacted and the lock rod is lifted, at this time, the tension spring is stretched, along with the continuous rotation of the arc-shaped clamping leg, the limiting end is located outside the L-shaped frame after passing through the avoiding through part, to lock the wheel of the movable trolley, at the same time, the roller will roll into the concave part, at this time, the tension spring is deformed and rebounds, and the lock rod is pulled back to position, and the concave part limits the roller, so as to realize the locking function, and the unlocking process is contrary, when needing to unlock, the movable trolley is pulled, and the wheel of the movable trolley pushes the limiting end, and the arc-shaped clamping leg rotates reversely around the second rotation pin, in the rotating process, the roller will roll from the concave part of the lock rod to the convex part, and the lock rod is lifted again and stretched, and then moves from the convex part to the bottom surface of the lock rod, at this time, the limiting end will pass through the avoiding through part and be located inside the L-shaped frame, and the trigger end is located outside, and the lock rod does not limit the roller, so as to realize the unlocking function, through the above description, the automatic locking and automatic unlocking functions can be easily realized, without complex operation steps, and the working efficiency is improved.

[0045] The other features and advantages of the present application will be described in the following description and become apparent from the description, or can be learned from practice of the present application. The objectives and other advantages of the present application can be achieved and obtained by means of the structures particularly pointed out in the description and the accompanying drawings.

[0046] In order to make the above objectives, features and advantages of the present application more apparent, the following preferred embodiments are specifically described, and the accompanying drawings are referred to for detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0047] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor based on these drawings.

[0048] Figure 1 is a perspective view of the overall preferred embodiment of the present application Figure 1 ;

[0049] Figure 2 is an exploded view of the preferred embodiment of the locking rod and the arc-shaped clamping leg of the present application

[0050] Figure 3 is an exploded view of the preferred embodiment of the arc-shaped clamping leg and the roller of the present application

[0051] Figure 4 is a perspective view of the overall preferred embodiment of the present application Figure 2 ;

[0052] Figure 5 is a front view of the preferred embodiment of the locking state of the present application

[0053] Figure 6 is an exploded view of the preferred embodiment of the L-shaped shell of the present application.

[0054] In the drawings:

[0055] L-shaped shell 1, L-shaped frame 101, avoiding through part 1011, L-shaped plate 102, stud 103, flat machine screw 104;

[0056] Locking rod 2, recess 201, protrusion 202, tension spring 3;

[0057] Arc-shaped clamping leg 4, U-shaped part 401, trigger end 402, limiting end 403;

[0058] 5. Roller, 6. First tension spring hook seat, 7. Second tension spring hook seat, 8. Limit pin, 9. Baffle, 10. First rotating pin, 11. First steel sleeve, 12. Second rotating pin, 13. Second steel sleeve. Detailed Implementation

[0059] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model. Example 1

[0060] like Figures 1 to 6 As shown, this embodiment provides a locking mechanism for a pulping machine moving trolley, including:

[0061] The L-shaped housing 1 and the locking rod 2 connected to the bearing on the inner wall of the L-shaped housing 1 include: a recess 201 on the bottom surface of the locking rod 2; a tension spring 3 inside the L-shaped housing 1, with its two ends connected to the locking rod 2 and the L-shaped housing 1 respectively; and an arc-shaped locking foot 4 connected to the bearing on the inner wall of the L-shaped housing 1, which contacts the bottom surface of the locking rod 2. The arc-shaped locking foot 4 is adapted to deform and rebound when it rotates to contact the recess 201, pulling the locking rod 2 back to its original position, so that the recess 201 limits the arc-shaped locking foot 4. The locking rod 2 is connected to the bearing on the inner wall of the L-shaped housing 1, indicating that the locking rod 2 can rotate around the connection point. When the arc-shaped locking foot 4 rotates to contact the recess 201, the deformation and rebound of the tension spring 3 can pull the locking rod 2 to rotate back to its original position, so that the recess 201 of the locking rod 2 limits the arc-shaped locking foot 4, thereby locking the wheels of the moving trolley.

[0062] The locking rod 2 further includes a protrusion 202 located between the bottom surface of the locking rod 2 and the recess 201; the arc-shaped locking foot 4 includes a U-shaped portion 401; a roller 5 is connected to the U-shaped portion 401 by a bearing; wherein the roller 5 is adapted to contact the bottom surface of the locking rod 2; and the roller 5 is adapted to roll along the bottom surface of the locking rod 2 when the arc-shaped locking foot 4 rotates, and to lift the locking rod 2 when in contact with the protrusion 202, so that the locking rod 2 stretches the tension spring, and when in contact with the recess 201, the tension spring 3 deforms and rebounds, pulling the locking rod 2 back to its original position, so that the recess 201 limits the roller 5; wherein by setting the protrusion 202, the depth of the recess 201 is increased, preventing the roller 5 from easily moving out of the recess 201; wherein by setting the roller 5, the friction and wear between the arc-shaped locking foot 4 and the locking rod 2 are reduced, making the locking mechanism run more smoothly and durable.

[0063] The L-shaped shell 1 is provided with a first tension spring hook seat 6; one end of the lock rod 2 is provided with a second tension spring hook seat 7; the two ends of the tension spring 3 are connected with the first tension spring hook seat 6 and the second tension spring hook seat 7 respectively; wherein the first tension spring hook seat 6 and the second tension spring hook seat 7 are arranged to facilitate the installation of the tension spring 3.

[0064] The L-shaped shell 1 is provided with a limiting pin 8; wherein the limiting pin 8 is suitable for limiting the arc-shaped clamping leg 4; wherein the limiting pin 8 is arranged to limit the arc-shaped clamping leg 4 and prevent the arc-shaped clamping leg 4 from rotating excessively to one end.

[0065] The L-shaped shell 1 includes an L-shaped frame 101; wherein the L-shaped frame 101 is provided with an avoiding through portion 1011; the inner side of the L-shaped frame 101 is provided with two baffles 9; wherein the two baffles 9 are located on the two sides of the avoiding through portion 1011; the arc-shaped clamping leg 4 further includes a triggering end 402 and a limiting end 403; wherein in the initial state, the triggering end 402 is located outside the L-shaped frame 101 after passing through the avoiding through portion 1011, and the limiting end 403 is located inside the L-shaped frame 101; and the arc-shaped clamping leg 4 is suitable for rotating, and the limiting end 403 is located outside the L-shaped frame 101 after passing through the avoiding through portion 1011; wherein the avoiding through portion 1011 is arranged to avoid the rotation of the arc-shaped clamping leg 4; the baffles 9 are arranged to limit the rotation path of the arc-shaped clamping leg 4; wherein the triggering end 402 is suitable for contacting the moving trolley wheel, and the moving trolley wheel will push the triggering end 402 after contacting the triggering end 402, the triggering end 402 drives the arc-shaped clamping leg 4 to rotate, and the limiting end 403 is located outside the L-shaped frame 101 after passing through the avoiding through portion 1011 to lock the moving trolley wheel.

[0066] The L-shaped shell 1 further includes L-shaped plates 102 arranged on both sides of the L-shaped frame 101; wherein the limiting pin 8 is connected with the two L-shaped plates 102; a first rotating pin 10 is arranged between the two L-shaped plates 102; a first steel sleeve 11 is sleeved on the first rotating pin 10; the first rotating pin 10 is rotationally connected with the first steel sleeve 11; the other end of the lock rod 2 is sleeved on the first steel sleeve 11; the lock rod 2 is rotationally connected with the first steel sleeve 11; wherein the first steel sleeve 11 is rotationally connected with the first rotating pin 10, and the lock rod 2 is rotationally connected with the first steel sleeve 11 to realize flexible rotation of the screw rod 2.

[0067] The second rotating pin 12 is arranged between the two L-shaped plates 102; the second rotating pin 12 is located obliquely below the first rotating pin 10; the second rotating pin 12 is sleeved with a second steel sleeve 13; the second rotating pin 12 is rotationally connected with the second steel sleeve 13; the arc-shaped clamping leg 4 is sleeved on the second steel sleeve 13; the arc-shaped clamping leg 4 is rotationally connected with the second steel sleeve 13; the second steel sleeve 13 is rotationally connected with the second rotating pin 12, and the arc-shaped clamping leg 4 is rotationally connected with the second steel sleeve 13, so that the arc-shaped clamping leg 4 can rotate flexibly.

[0068] The L-shaped shell 1 further comprises a plurality of studs 103 and flat machine screws 104 arranged on both sides of the studs 103; each flat machine screw 104 is adapted to pass through the corresponding L-shaped plate 102 and be threadedly engaged with the corresponding stud 103, so that the two L-shaped plates are connected with the L-shaped frame 101; the studs 103 and the flat machine screws 104 are arranged, so that the stability of the connection between the two L-shaped plates and the L-shaped frame 101 is ensured.

[0069] In the initial state, the triggering end 402 of the arc-shaped clamping leg 4 is located outside after passing through the avoiding passage 1011 of the L-shaped frame 101, and the limiting end 403 is located inside, at this time, the concave portion 201 of the lock rod 2 does not limit the roller 5 of the arc-shaped clamping leg 4; when it is needed to lock the wheels of the moving trolley, the wheels of the moving trolley push the triggering end 402, the triggering end 402 is subjected to external force, drives the arc-shaped clamping leg 4 to rotate around the second rotating pin 12, in the rotating process, the roller 5 rolls along the bottom surface of the lock rod 2 until the convex portion 202 is contacted and the lock rod 2 is lifted, at this time, the tension spring 3 is stretched, with the continuous rotation of the arc-shaped clamping leg 4, the limiting end 403 is located outside the L-shaped frame 101 after passing through the avoiding passage 1011, so as to lock the wheels of the moving trolley, at the same time, the roller 5 rolls into the concave portion 201, at this time, the tension spring 3 is deformed and rebounds to pull the lock rod 2 to reset, the concave portion 201 limits the roller 5, so as to realize the locking function, the unlocking process is opposite; when it is needed to unlock, the moving trolley is pulled, the wheels of the moving trolley push the limiting end 403, the arc-shaped clamping leg 4 reversely rotates around the second rotating pin 12, in the rotating process, the roller 5 rolls from the concave portion 201 of the lock rod 2 to the convex portion 202, again lifts the lock rod 2 and stretches the tension spring 3, and then moves from the convex portion 202 to the bottom surface of the lock rod 2, at this time, the limiting end 403 passes through the avoiding passage 1011 and is located inside the L-shaped frame 101, and the triggering end 402 is located outside, the lock rod 2 no longer limits the roller 5, so as to realize the unlocking function; through the above description, the automatic locking and unlocking functions can be easily realized, without complex operation steps, and the work efficiency is improved.

[0070] The various devices (parts not specifically described) selected in the present application are all general standard parts or parts known to those skilled in the art, the structure and principle of which can be known to the skilled person through a technical manual or through conventional experimental methods.

[0071] In the description of the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0072] In the description of the present application, it should be pointed out that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0073] Based on the above ideal embodiments according to the present application, through the above description, relevant personnel can make various changes and modifications without deviating from the technical concept of the present application. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A locking mechanism for a beater mobile cart, characterized by, The locking mechanism comprises an L-shaped shell (1) and a locking rod (2) connected with the inner wall bearing of the L-shaped shell (1), and the locking mechanism further comprises: a recess (201) arranged on the bottom surface of the locking rod (2); a tension spring (3) arranged in the L-shaped shell (1) and connected with the locking rod (2) and the L-shaped shell (1) at two ends; and an arc-shaped clamping leg (4) connected with the inner wall bearing of the L-shaped shell (1) and in contact with the bottom surface of the locking rod (2); wherein the arc-shaped clamping leg (4) is adapted to deform and rebound the tension spring (3) when being rotated to be in contact with the recess (201), so as to pull the locking rod (2) to reset and limit the recess (201) to the arc-shaped clamping leg (4).

2. The locking mechanism for the moving trolley of the beater according to claim 1, wherein the locking rod (2) further comprises a convex part (202) between the bottom surface of the locking rod (2) and the recess (201); the arc-shaped clamping leg (4) comprises a U-shaped part (401); an inner bearing of the U-shaped part (401) is connected with a roller (5); the roller (5) is adapted to be in contact with the bottom surface of the locking rod (2); and the roller (5) is adapted to roll along the bottom surface of the locking rod (2) when the arc-shaped clamping leg (4) is rotated, to lift the locking rod (2) when being in contact with the convex part (202), so as to stretch the tension spring, to deform and rebound the tension spring (3) when being in contact with the recess (201), to pull the locking rod (2) to reset, and to limit the recess (201) to the roller (5).

3. The locking mechanism for the moving trolley of the beater according to claim 2, wherein the L-shaped shell (1) is provided with a first tension spring hook seat (6); one end of the locking rod (2) is provided with a second tension spring hook seat (7); and the two ends of the tension spring (3) are connected with the first tension spring hook seat (6) and the second tension spring hook seat (7) respectively.

4. The locking mechanism for the moving trolley of the beater according to claim 3, wherein the L-shaped shell (1) is provided with a limiting pin (8); and the limiting pin (8) is adapted to limit the arc-shaped clamping leg (4).

5. The locking mechanism for the moving trolley of the beater according to claim 4, wherein the L-shaped shell (1) comprises an L-shaped frame (101); the L-shaped frame (101) is provided with an avoiding through part (1011); the inner side of the L-shaped frame (101) is provided with two baffle plates (9); the two baffle plates (9) are located on the two sides of the avoiding through part (1011); the arc-shaped clamping leg (4) further comprises a triggering end (402) and a limiting end (403); in the initial state, the triggering end (402) is located outside the L-shaped frame (101) after passing through the avoiding through part (1011), and the limiting end (403) is located inside the L-shaped frame (101); and the arc-shaped clamping leg (4) is adapted to rotate, so that the limiting end (403) is located outside the L-shaped frame (101) after passing through the avoiding through part (1011).

6. The locking mechanism for the moving trolley of the beater according to claim 5, wherein the L-shaped shell (1) further comprises L-shaped plates (102) arranged on the two sides of the L-shaped frame (101). ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The limiting pin (8) is connected with two L-shaped plates (102); First rotating pins (10) are arranged between the two L-shaped plates (102); First steel sleeves (11) are sleeved on the first rotating pins (10); The first rotating pins (10) are rotationally connected with the first steel sleeves (11); The other end of the lock rod (2) is sleeved on the first steel sleeve (11); The lock rod (2) is rotationally connected with the first steel sleeve (11).

7. The locking mechanism for the moving trolley of the beater according to claim 6, wherein, Second rotating pins (12) are arranged between the two L-shaped plates (102); wherein The second rotating pins (12) are located obliquely below the first rotating pins (10); Second steel sleeves (13) are sleeved on the second rotating pins (12); The second rotating pins (12) are rotationally connected with the second steel sleeves (13); The arc-shaped clamping feet (4) are sleeved on the second steel sleeves (13); The arc-shaped clamping feet (4) are rotationally connected with the second steel sleeves (13).

8. The locking mechanism for the moving trolley of the beater according to claim 7, wherein, The L-shaped shell (1) further comprises a plurality of studs (103) and flat machine screws (104) arranged on both sides of the studs (103); wherein Each flat machine screw (104) is adapted to pass through the corresponding L-shaped plate (102) and be threadedly engaged with the corresponding stud (103), so that the two L-shaped plates are connected with the L-shaped frame (101).

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