Push rod convenient for height adjustment

Abstract

The utility model relates to the technical field of baby carriage components, and discloses a push rod convenient for height adjustment, which comprises a push rod body and a trolley, the push rod body comprises an outer sleeve rod, an inner rod and two threaded arc plates, the inner top surface of the outer sleeve rod is rotatably provided with a screw rod, the upper end of the inner rod is provided with a groove, and the two threaded arc plates are arranged in the groove. A cylindrical groove is formed in the middle of the inner bottom face of the groove, through grooves are formed in the positions, close to the two sides, of the inner bottom face of the groove, an inner groove is formed in the position, close to the lower portion, of the interior of the inner rod, a second spring is fixedly arranged on the inner bottom face of the inner groove, a connecting plate is fixedly arranged at the upper end of the second spring, and push plates are fixedly arranged at the positions, close to the two sides, of the upper end of the connecting plate. In the utility model, the push rod can be finely adjusted, is more suitable for children and parents with different heights, is more comfortable when being used by the parents, can be used for quickly and directly adjusting the height of the push rod or storing the push rod, and is more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to children's pushchair component technical field especially, a kind of push rod of height adjustment is convenient. BACKGROUND

[0002] Children's pushchair is one of indispensable tools in modern child-rearing, it is not only convenient for parents to take children to travel, also can provide a safe and comfortable ride environment for children. The push rod of children's pushchair is the key component of pushchair, it directly influences the use experience of parents and the safety of children.

[0003] The push rod on the existing children's pushchair is mostly provided with a clamping block inside the telescopic rod, but this adjustment can only be adjusted in sections, cannot be fine-tuned according to the height of children's parents, so that children's parents are very uncomfortable when pushing the pushchair. Therefore, the technical personnel in the art provide a kind of push rod of height adjustment is convenient to solve the problems raised in the above background technology. SUMMARY

[0004] The utility model aims at solving the shortcomings in the prior art, and provides a kind of push rod of height adjustment is convenient, the push rod can be conveniently fine-tuned, more suitable for children's parents of different heights, and the height of push rod can also be adjusted or stored quickly and directly, more convenient to use.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of push rod of height adjustment is convenient, including push rod body and pushcart, the push rod body includes sleeve rod, inner rod and two threaded arc plates, the screw rod is rotationally arranged on the inner top surface of sleeve rod, the recess is set on the upper end of inner rod, the cylindrical groove is set in the middle of recess inner bottom surface, the through slot is set in the side of recess inner bottom surface, the inner groove is set in the lower part of inner rod, the No. 2 spring is fixedly arranged on the inner bottom surface of inner groove, the connecting plate is fixedly arranged on the upper end of No. 2 spring, the push plate is fixedly arranged on the side of the upper end of connecting plate, the fixed rod is fixedly arranged between the two sides of recess side wall, the convex block is fixedly arranged on the opposite end of two threaded arc plates, the No. 1 spring is fixedly arranged on the opposite end of two convex blocks, the opposite end of two No. 1 springs is fixedly connected with the side wall of recess.

[0007] Further, the push rod body is fixedly arranged at the rear side of pushcart, and the lower end of the inner rod is fixedly connected with the pushcart.

[0008] Further, the upper end of screw rod penetrates the upper side of sleeve rod and is fixedly provided with a rotating block, and the handle is fixedly arranged on the upper side of sleeve rod.

[0009] Further, the two lower ends of the through grooves penetrate the inner groove top surface, and the two push plates are movably sleeved with the two through grooves respectively.

[0010] Further, the inner groove side walls are provided with sliding grooves, the connecting plate sides are slidably arranged with the two sliding grooves respectively, and the connecting plate ends are fixedly provided with connecting frames.

[0011] Further, the two threaded arc plates are fixedly provided with fixed plates at the front and rear ends respectively, and the four fixed plates are movably sleeved with the two fixed rods respectively.

[0012] The utility model has the advantages of the following beneficial effects:

[0013] 1. The utility model provides a push rod convenient for height adjustment, the push rod can make the screw rod rotate through the rotation of the rotating block, and the two threaded arc plates are clamped on the two sides of the screw rod, the two threaded arc plates are combined into a threaded sleeve, which is arranged in mesh with the screw rod, the two threaded arc plates are pushed upward through the two push plates, and the lower sides of the two threaded arc plates are provided with inclined surfaces, so that the two threaded arc plates are clamped by the push plates to make them mesh with the screw rod more closely, the screw rod is moved upward or downward relative to the two threaded arc plates through the rotation of the screw rod, so that the outer sleeve rod and the handle connected with the screw rod are moved upward or downward, the height of the push rod can be finely adjusted, and the push rod height of the handcart is more suitable for parents of different heights.

[0014] 2. The utility model provides a push rod convenient for height adjustment, the push rod can make the connecting plate drive the two push plates to move downward through the downward pushing of the connecting plate, and the two threaded arc plates are moved in opposite directions under the action of the two first springs, so that the two threaded arc plates are separated from the screw rod, the height of the outer sleeve rod and the screw rod can be directly and quickly adjusted or moved to the lowermost side, and the height adjustment or contraction of the push rod can be quickly realized, so that the utility model is convenient to use. DRAWINGS

[0015] Figure 1 It is a front view axonometric diagram of the handcart of the utility model;

[0016] Figure 2 It is a rear view axonometric diagram of the handcart of the utility model;

[0017] Figure 3 It is a rear view axonometric diagram of the push rod of the utility model;

[0018] Figure 4 It is an axonometric diagram of the threaded arc plate of the utility model;

[0019] Figure 5 It is an axonometric diagram of the inner rod of the utility model;

[0020] Figure 6 A place enlarged schematic view of the utility model;

[0021] Figure 7 B place enlarged schematic view of the utility model.

[0022] Legend:

[0023] 1, push rod body; 2, handcart; 101, outer sleeve rod; 102, screw rod; 103, handle; 104, rotating block; 105, inner rod; 106, recess; 107, cylindrical groove; 108, threaded arc plate; 109, protruding block; 110, No. 1 spring; 111, push plate; 112, through slot; 113, connecting plate; 114, sliding slot; 115, No. 2 spring; 116, inner groove; 117, connecting frame; 118, fixed plate; 119, fixed rod. Specific embodiments

[0024] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Referring to Figure 1 , Figure 2 An embodiment provided by the utility model:

[0026] A push rod convenient for height adjustment, comprising a push rod body 1 and a handcart 2, the push rod body 1 is fixedly arranged at the rear side of the handcart 2, and the lower end of the inner rod 105 is fixedly connected with the handcart 2.

[0027] Specifically, the push rod body 1 is arranged at the rear end of the handcart 2, so that parents can push children conveniently.

[0028] Referring to Figures 3-7The push rod body 1 comprises a sleeve rod 101, an inner rod 105 and two threaded arc plates 108, the sleeve rod 101 is provided with a screw rod 102 on the inner top surface in a rotating mode, the inner rod 105 is provided with a recess 106 on the upper end, the inner bottom surface of the recess 106 is provided with a cylindrical groove 107 in the middle, the inner bottom surface of the recess 106 is provided with a through groove 112 near the two sides, the inner rod 105 is provided with an inner groove 116 inside near the lower part, the inner bottom surface of the inner groove 116 is fixedly provided with a No. 2 spring 115, the upper end of the No. 2 spring 115 is fixedly provided with a connecting plate 113, the upper end of the connecting plate 113 is fixedly provided with a push plate 111 near the two sides, the front and back sides between the two inner walls of the recess 106 are fixedly provided with a fixed rod 119, the two threaded arc plates 108 are fixedly provided with a protrusion 109 at the opposite end, the opposite end of the two protrusions 109 is fixedly provided with a No. 1 spring 110, the opposite end of the two No. 1 springs 110 is fixedly connected with the two inner walls of the recess 106;

[0029] The upper end of the screw rod 102 penetrates through the upper side of the sleeve rod 101 and is fixedly provided with a rotating block 104, the upper side of the sleeve rod 101 is fixedly provided with a handle 103 near the two sides, the lower end of the two through grooves 112 penetrates to the inner top surface of the inner groove 116, the two push plates 111 are movably sleeved with the two through grooves 112 respectively, the two inner walls of the inner groove 116 are provided with a sliding groove 114, the two sliding grooves 114 are slidably provided with the two sliding grooves 114 respectively, the connecting plate 113 is fixedly provided with a connecting frame 117 at the two ends, the two threaded arc plates 108 are fixedly provided with a fixed plate 118 at the front and back ends, the four fixed plates 118 are movably sleeved with the two fixed rods 119 respectively;

[0030] Specifically, the two threaded arc plates 108 are provided with threads on the opposite sides, the two threaded arc plates 108 are combined into a threaded sleeve, so that the two threaded arc plates 108 are meshed with the screw rod 102, so that the sleeve rod 101 can be moved upward or downward relative to the inner rod 105 by rotating the screw rod 102, the recess 106 is provided on the upper end of the sleeve rod 101, and the fixed rod 119 is fixedly arranged between the two inner walls of the recess 106, so that the two threaded arc plates 108 can be supported, the protrusions 109 are arranged at the opposite ends of the two threaded arc plates 108, the lower side of the protrusions 109 is provided as an inclined surface, and the upper side of the two push plates 111 is also provided as an inclined surface, so that the two threaded arc plates 108 are pushed to the opposite side when the two push plates 111 move upward, and the two threaded arc plates 108 move in the opposite direction under the action of the two No. 1 springs 110 when the two push plates 111 move downward, so that the two threaded arc plates 108 and the screw rod 102 are separated, so that the screw rod 102 and the sleeve rod 101 can directly move upward or downward, the handle 103 is convenient for children and parents to hold, the connecting frame 117 and the connecting plate 113 are connected, so that the connecting plate 113 can drive the push plate 111 to move downward by moving the connecting frame 117 downward.

[0031] Working principle: when the push rod is used, if the height of the push rod body 1 needs to be adjusted, the rotating block 104 can be rotated to rotate the screw rod 102, since the two threaded arc plates 108 are combined into a threaded sleeve, the two threaded arc plates 108 and the screw rod 102 are threaded, so that the screw rod 102 can be moved up or down relative to the two threaded arc plates 108 by rotating the screw rod 102, so that the outer sleeve rod 101 and the screw rod 102 are moved up relative to the inner rod 105, so that the height of the push rod body 1 can be fine-tuned.

[0032] Secondly, the connecting plate 113 can be lowered by lowering the connecting frame 117, and the two push plates 111 are lowered when the connecting plate 113 is lowered, and the two push plates 111 are moved away from the two sides of the two threaded arc plates 108 after being lowered, so that the two threaded arc plates 108 move in opposite directions under the action of the two first springs 110, so that the two threaded arc plates 108 and the screw rod 102 are separated, the height of the outer sleeve rod 101 and the screw rod 102 can be quickly adjusted or moved to the lowermost side, so that the height adjustment or contraction of the push rod can be quickly realized, and the use is convenient.

[0033] Finally, it should be pointed out that: the above-mentioned is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A height-adjustable push rod, comprising a push rod body (1) and a handcart (2), characterized in that: The push rod body (1) includes an outer rod (101), an inner rod (105), and two threaded arc plates (108). A screw (102) is rotatably mounted on the inner top surface of the outer rod (101). A groove (106) is provided at the upper end of the inner rod (105). A cylindrical groove (107) is provided in the middle of the bottom surface of the groove (106). Through grooves (112) are provided on both sides of the bottom surface of the groove (106). An inner groove (116) is provided at the lower part of the inner rod (105). A second spring (1) is fixedly mounted on the bottom surface of the inner groove (116). 15) A connecting plate (113) is fixedly installed on the upper end of the second spring (115). Push plates (111) are fixedly installed on both sides of the upper end of the connecting plate (113). Fixing rods (119) are fixedly installed on both the front and back sides of the inner walls of the two sides of the groove (106). A protrusion (109) is fixedly installed on the opposite end of the two threaded arc plates (108). A first spring (110) is fixedly installed on the opposite end of the two protrusions (109). The opposite ends of the two first springs (110) are fixedly connected to the inner walls of the two sides of the groove (106).

2. The push rod for easy height adjustment according to claim 1, characterized in that: The push rod body (1) is fixedly installed on the rear side of the handcart (2), and the lower end of the inner rod (105) is fixedly connected to the handcart (2).

3. The push rod for easy height adjustment according to claim 1, characterized in that: The upper end of the screw (102) passes through the upper side of the outer sleeve (101) and is fixedly provided with a rotating block (104). Handles (103) are fixedly provided on both sides of the outer sleeve (101) near the upper part.

4. The push rod for easy height adjustment according to claim 1, characterized in that: The lower ends of the two through slots (112) extend to the top surface of the inner slot (116), and the two push plates (111) are respectively movably fitted with the two through slots (112).

5. A push rod for easy height adjustment according to claim 1, characterized in that: The inner walls on both sides of the inner groove (116) are provided with sliding grooves (114), and the two sides of the connecting plate (113) are respectively slidably arranged with the two sliding grooves (114). The two ends of the connecting plate (113) are fixedly provided with connecting frames (117).

6. The push rod for easy height adjustment according to claim 1, characterized in that: Both ends of the two threaded arc plates (108) are fixedly provided with fixing plates (118), and the four fixing plates (118) are respectively movably sleeved with two fixing rods (119).

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