Bowl clamp

Abstract

The utility model provides a bowl clamp. The bowl clamp comprises a bowl clamp body, a first clamping arm, a second clamping arm, a driving device and a reset device. The bowl clamp body comprises a first cavity, a first clamping arm, a first extension arm and an upper clamping head which are arranged in the extending direction of the bowl clamp body, the second clamping arm comprises a second extension arm and an opening lower clamping head which are hinged into the first cavity through a first pivot, and the driving device comprises a movable handle and a transmission arm rod. The transmission arm rod is hinged into the first cavity through a second pivot, the two ends of the transmission arm rod are in transmission connection with the movable handle and the second extension arm respectively, the movable handle is in sliding fit with the bowl clamp body, then the transmission arm rod drives the lower clamping head to be opened and closed relative to the upper clamping head, and the reset device is suitable for driving the lower clamping head to be away from the upper clamping head. The transmission arm rod is arranged to be in transmission connection with the second clamping arm and the movable handle, the opening and closing range is shortened, only the upper clamping head, the lower clamping head and part of the movable handle are exposed out of the bowl clamp body, the structure is compact, the integrity is good, and the appearance is attractive.

Description

Technical Field

[0001] The utility model belongs to the technical field of clamps, in particular to a bowl clamp. Background Art

[0002] The existing Chinese patent application number CN201710586604.2 discloses a kitchen anti-scalding bowl clamp, including an upper clamp body and a lower clamp body, the upper clamp body and the lower clamp body are rotatably connected by a rotating shaft, a socket is provided on the bottom surface of one end of the upper clamp body, an elastic rubber ring is provided at the outer edge of the socket, a ball is clamped in the socket, and the ball is connected to the top of the clamp plate through a connecting rod, and a first anti-slip pad is provided on the bottom surface of the clamp plate. In the prior art such as the above-mentioned scheme, both the upper clamp body and the lower clamp body include a gripper portion constituting a power arm, which has a large longitudinal dimension. When placed, the gripper portion is opened, which is not only unsightly, but also occupies a large space, i.e., it is not beautiful and inconvenient to store. Utility Model Content

[0003] In view of the above-mentioned defects of the prior art, the purpose of the present invention is to provide a bowl clamp to meet the needs of users.

[0004] To achieve the above object, the utility model provides a bowl clamp, comprising

[0005] The bowl clamp body comprises a first cavity arranged along its extension direction and an opening portion arranged at one end of the first cavity.

[0006] a first clamping arm, comprising a first extension arm fixed in the first cavity and an upper clamping head adapted to extend out of the opening,

[0007] a second clamping arm, comprising a second extension arm hinged in the first cavity through a first pivot and a lower clamping head adapted to extend out of the opening,

[0008] The driving device includes a movable handle and a transmission arm, wherein the transmission arm is hinged in the first cavity through a second pivot, and the two ends of the transmission arm are respectively connected to the movable handle and the second extension arm, and the movable handle is slidably matched with the bowl clamp body, thereby driving the lower clamp to open and close relative to the upper clamp through the transmission arm.

[0009] The reset device is suitable for driving the lower clamp away from the upper clamp, and comprises a torsion spring sleeved on the first pivot.

[0010] As a preference, it also includes a self-locking device, which is suitable for switching between a locked state and an unlocked state, and includes a rod-shaped locking hook extending downward from the top of the first cavity and a fixing seat that moves synchronously with the movable handle.

[0011] In the locked state, the movable handle approaches the first cavity until the lock hook is engaged with the fixed seat, the torsion spring contracts, and the upper clamp and the lower clamp are closed; in the unlocked state, the lock hook is separated from the fixed seat, the torsion spring is suitable for driving the lower clamp away from the upper clamp, the lower clamp contacts the lower part of the opening, and the movable handle moves away from the first cavity.

[0012] Preferably, the bowl clamp body includes a holding shell suitable for constituting the first cavity, the holding shell includes a horizontally arranged holding section and a clamping section in an arc structure, the clamping section includes a first end face suitable for docking with the holding section and a second end face suitable for setting the opening portion.

[0013] Preferably, the clamping section corresponds to a clamping center angle, the value range of the clamping center angle is between 30°-45°, and / or the clamping section corresponds to a clamping radius, the clamping radius is 0.2 to 0.3 times the length of the holding section.

[0014] Preferably, the holding shell is symmetrically assembled from an upper shell and a lower shell, wherein the opening portion is formed at one end of the holding shell, or a fixing sleeve is sleeved on one end of the holding shell, the fixing sleeve is formed with the opening portion, and the fixing sleeve is suitable for radially limiting the upper shell and the lower shell.

[0015] Preferably, the movable handle comprises a second cavity with an opening at the upper end, and the second cavity has a built-in accommodating cavity suitable for installing the fixing seat.

[0016] The transmission arm includes a transition section, a first arm and a second arm connected at both ends of the transition section, the second pivot is pivoted to the middle of the first arm, the other end of the first arm is overlapped with the second extension arm, and the transition section is suitable for guiding the second arm to extend into the second cavity and be fixedly connected.

[0017] In the unlocked state, the first arm lever and the second arm lever are arranged horizontally.

[0018] Preferably, the holding section includes an active area arranged along its axial direction, a guide arc surface is provided at one end of the active area away from the clamping section, a matching arc surface is formed at one end of the movable handle away from the axial direction of the second arm rod, the guide arc surface slides in cooperation with the matching arc surface, and thus guides the movable handle to enter and exit the first cavity.

[0019] Preferably, the fixing seat comprises a fixed shell having a third cavity, a slider, a spring and a guide rod, the slider comprises a buckle suitable for extending out of the third cavity and a track groove formed inside the slider, the buckle has a tendency to expand outward under the action of its own elastic force, the lower part of the slider extends into the third cavity, the two ends of the spring act on the slider and the fixed shell respectively, the spring is suitable for driving the slider to move upward and making the buckle detach from the shell, the two ends of the guide rod act on the track groove and the fixed shell respectively, and the guide rod is suitable for cooperating with the track groove to achieve locking of the slider.

[0020] Preferably, the trajectory groove is heart-shaped, including a first inflection point, a second inflection point, a third inflection point, and a fourth inflection point. The fourth inflection point is located at the bottom of the trajectory groove. Two acute inflection points appear above the fourth inflection point after an obtuse turn on both sides. The acute inflection point on the right is the first inflection point, the inflection point on the left is the third inflection point, and the point between the first and third inflection points is the second inflection point.

[0021] When one end of the guide rod is located at the fourth inflection point, the self-locking device is in an unlocked state, the locking hook is separated from the buckle, and one end of the guide rod is pressurized to move from the fourth inflection point to the first inflection point. After the external force is removed, the spring is suitable for driving the guide rod to rebound from the first inflection point to the second inflection point to achieve the engagement of the locking hook and the buckle, and the self-locking device is in a locked state, and one end of the guide rod is pressurized to move from the second inflection point to the third inflection point. After the external force is removed, the spring is suitable for driving the guide rod to rebound from the third inflection point to the fourth inflection point to return to the unlocked state, thereby completing the cycle.

[0022] Preferably, the first inflection point, the second inflection point, the third inflection point and the fourth inflection point are each provided with a step, and among the first inflection point, the second inflection point and the third inflection point, the step at at least one inflection point is lower on the left side than on the right side; the left side of the fourth inflection point is higher than the right side, and the vertical distance from the first inflection point to the fourth inflection point is equal to the vertical distance from the third inflection point to the fourth inflection point.

[0023] The beneficial effects of the utility model are:

[0024] By setting a transmission arm rod to connect the second clamping arm and the movable handle, the opening and closing range is shortened, and only the upper clamp, the lower clamp and part of the movable handle are exposed from the bowl clamp body. The structure is compact, the integrity is good, and the appearance is beautiful. Furthermore, by setting a self-locking device, the bowl clamp is kept in a locked state, which occupies a small space and is easy to store. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The utility model is an exploded schematic diagram of a bowl clamp provided by the utility model.

[0026] Figure 2 The utility model is a schematic diagram of a locked state of a bowl clamp provided by the utility model.

[0027] Figure 3 This is a schematic diagram of an unlocked state of a bowl clamp provided by the utility model.

[0028] Figure 4 The utility model is a schematic diagram of a cross-sectional state of a bowl clamp provided by the utility model when it is unlocked.

[0029] Figure 5 This is a schematic structural diagram of the lower shell provided by the utility model. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0031] It should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only structures and / or processing steps closely related to the scheme of the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0032] In addition, it should be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0033] like Figure 1-5 The bowl clamp comprises a bowl clamp body, a first clamping arm 109, a second clamping arm 110, a driving device, a resetting device and a self-locking device.

[0034] In this embodiment, the bowl clamp body includes a gripping shell 100 symmetrically assembled from an upper shell 101 and a lower shell 102. The interior of the gripping shell 100 is suitable for forming a first cavity 103 arranged along its extension direction. The gripping shell 100 is divided into a horizontally arranged gripping section 104 and a clamping section 105 in an arc structure. The clamping section 105 includes a first end surface suitable for docking with the gripping section 104 and a second end surface suitable for setting an opening 107. Specifically, one end of the gripping shell 100 is sleeved with a fixing sleeve 106, which is formed with an opening 107, and the fixing sleeve 106 is suitable for constituting a radial limit for the upper shell 101 and the lower shell 102. The gripping section 104 includes an active area 108 arranged along its axial direction, and the lower shell 102 is correspondingly formed with the active area 108, and the active area 108 is suitable for connecting the first cavity 103 and the external space.

[0035] In this embodiment, the first clamping arm 109 includes a first extension arm 111 fixed in the first cavity 103 and an upper clamp 112 suitable for extending out of the opening 107, and the second clamping arm 110 includes a second extension arm 114 hinged in the first cavity 103 through a first pivot 113 and a lower clamp 115 suitable for extending out of the opening 107. The upper clamp 112 and the lower clamp 115 are respectively provided with elastic pads 116 facing each other, and the elastic pad 116 includes a plurality of parallel anti-slip convex ridges 117. Specifically, the clamping section 105 corresponds to a clamping center angle, and the clamping center angle is between 45°. The clamping section 105 corresponds to a clamping radius, and the clamping radius is 0.2 of the length of the gripping section 104. This design facilitates the upper clamp 112 and the lower clamp 115 to extend into the pot to clamp the edge of the bowl.

[0036] In this embodiment, a torsion spring 118 is sleeved on the outer periphery of the first pivot 113 , and the torsion spring 118 is suitable for constituting a reset device for driving the lower clamp 115 away from the upper clamp 112 .

[0037] In this embodiment, the driving device includes a movable handle 119 and a transmission arm 120, and the transmission arm 120 is hinged in the first cavity 103 through a second pivot 121. Specifically, the transmission arm 120 includes a transition section 122, a first arm 123 and a second arm 124 connected to both ends of the transition section 122, the second pivot 121 is pivoted to the middle of the first arm 123, and the other end of the first arm 123 is overlapped with the second extension arm 114. The movable handle 119 is slidably disposed in the active area 108, and then the lower clamp 115 is driven to open and close relative to the upper clamp 112 through the transmission arm 120. Specifically, the movable handle 119 includes a second cavity 125 with an opening at the upper end, the transition section 122 is suitable for guiding the second arm rod 124 to extend into the second cavity 125 and be fixedly connected, a guide arc surface 126 is provided at the end of the movable area 108 away from the clamping section 105, and a mating arc surface 127 is formed at the axial end of the movable handle 119 away from the second arm rod 124, the guide arc surface 126 and the mating arc surface 127 are slidably matched with each other, thereby guiding the movable handle 119 to enter and exit the first cavity 103.

[0038] In this embodiment, the self-locking device is suitable for switching between the locked state and the unlocked state, and includes a rod-shaped lock hook 128 extending downward from the top of the upper shell 101 and a fixing seat 129 moving synchronously with the movable handle 119. Specifically, the second cavity 125 has a built-in accommodating cavity 130 suitable for installing the fixing seat 129.

[0039] In the locked state, the movable handle 119 approaches the first cavity 103 until the lock hook 128 is engaged with the fixed seat 129, the torsion spring 118 contracts, and the upper clamp 112 and the lower clamp 115 are closed, which is convenient for storage and carrying and occupies a small space. In the unlocked state, the lock hook 128 is separated from the fixed seat 129, and the torsion spring 118 is suitable for driving the lower clamp 115 away from the upper clamp 112, and the lower clamp 115 contacts the lower part of the opening 107. Part of the movable handle 119 is pushed out of the first cavity 103, and the first arm 123 and the second arm 124 are arranged horizontally. At this time, the user can squeeze the movable handle 119 to drive the second clamping arm 110 to retract and expand, so that the upper clamp 112 and the lower clamp 115 can cooperate to clamp the edge of the bowl, thereby moving the bowl.

[0040] In this embodiment, the fixed seat 129 includes a fixed shell with a third cavity, a slider, a spring and a guide rod. The slider includes a buckle 131 suitable for extending out of the third cavity and a track groove formed therein. The buckle 131 has a tendency to expand outward under its own elastic force. The lower part of the slider extends into the third cavity. The two ends of the spring act on the slider and the fixed shell respectively. The spring is suitable for driving the slider to move up and making the buckle 131 detach from the shell. The two ends of the guide rod act on the track groove and the fixed shell respectively. The guide rod is suitable for cooperating with the track groove to lock the slider. The track groove is heart-shaped, including a first inflection point, a second inflection point, a third inflection point, and a fourth inflection point. The fourth inflection point is located at the bottom of the track groove. Two acute inflection points appear above the fourth inflection point after an obtuse bend on both sides. The acute inflection point on the right is the first inflection point, the inflection point on the left is the third inflection point, and the second inflection point is between the first inflection point and the third inflection point. The first turning point, the second turning point, the third turning point and the fourth turning point are each provided with a step. Among the three turning points, the left side of the step at at least one turning point is lower than the right side; the left side of the fourth turning point is higher than the right side, and the vertical distance from the first turning point to the fourth turning point is equal to the vertical distance from the third turning point to the fourth turning point.

[0041] When one end of the guide rod is located at the fourth inflection point, the self-locking device is in an unlocked state, the locking hook 128 is separated from the buckle 131, and one end of the guide rod is pressurized to move from the fourth inflection point to the first inflection point. After the external force is removed, the spring is suitable for driving the guide rod to rebound from the first inflection point to the second inflection point to achieve the engagement of the locking hook 128 and the buckle 131, and the self-locking device is in a locked state, and one end of the guide rod is pressurized to move from the second inflection point to the third inflection point. After the external force is removed, the spring is suitable for driving the guide rod to rebound from the third inflection point to the fourth inflection point to return to the unlocked state, thereby completing the cycle.

[0042] The above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model.

Claims

1. A bowl clip, characterized in that: include The bowl clamp body comprises a first cavity arranged along its extension direction and an opening portion arranged at one end of the first cavity. a first clamping arm, comprising a first extension arm fixed in the first cavity and an upper clamping head adapted to extend out of the opening, a second clamping arm, comprising a second extension arm hinged in the first cavity through a first pivot and a lower clamping head adapted to extend out of the opening, The driving device comprises a movable handle and a transmission arm, wherein the transmission arm is hinged in the first cavity through a second pivot, and the two ends of the transmission arm are respectively connected to the movable handle and the second extension arm, and at least part of the movable handle slides into the first cavity, thereby driving the lower chuck to open and close relative to the upper chuck through the transmission arm. The reset device is suitable for driving the lower clamp away from the upper clamp, and comprises a torsion spring sleeved on the first pivot.

2. A bowl clamp according to claim 1, characterized in that: It also includes a self-locking device, which is suitable for switching between a locked state and an unlocked state, including a rod-shaped locking hook extending downward from the top of the first cavity and a fixing seat moving synchronously with the movable handle. In the locked state, the movable handle approaches the first cavity until the lock hook is engaged with the fixing seat, the torsion spring contracts, and the upper clamp and the lower clamp are closed; In the unlocked state, the lock hook is separated from the fixing seat, the torsion spring is suitable for driving the lower clamp away from the upper clamp, the lower clamp contacts the lower part of the opening, and the movable handle moves away from the first cavity.

3. A bowl clamp according to claim 2, characterized in that: The bowl clamp body includes a holding shell suitable for forming the first cavity, the holding shell includes a horizontally arranged holding section and a clamping section in an arc structure, the clamping section includes a first end face suitable for docking with the holding section and a second end face suitable for setting the opening portion.

4. A bowl clamp according to claim 3, characterized in that: The clamping section corresponds to a clamping center angle, the value range of the clamping center angle is between 30°-45°, and / or the clamping section corresponds to a clamping radius, and the clamping radius is 0.2 to 0.3 times the length of the holding section.

5. A bowl clamp according to claim 3 or 4, characterized in that: The holding shell is symmetrically assembled from an upper shell and a lower shell, wherein the opening portion is formed at one end of the holding shell, or a fixing sleeve is sleeved on one end of the holding shell, the fixing sleeve is formed with the opening portion, and the fixing sleeve is suitable for radially limiting the upper shell and the lower shell.

6. A bowl clamp according to claim 5, characterized in that: The movable handle comprises a second cavity with an opening at the upper end, and the second cavity has a built-in accommodating cavity suitable for installing the fixing seat. The transmission arm comprises a transition section, a first arm and a second arm connected at both ends of the transition section, the second pivot is pivotally connected to the middle of the first arm, the other end of the first arm is overlapped with the second extension arm, and the transition section is suitable for guiding the second arm to extend into the second cavity and be fixedly connected. In the unlocked state, the first arm lever and the second arm lever are arranged horizontally.

7. A bowl clamp according to claim 6, characterized in that: The holding section includes an active area arranged along its axial direction, and a guide arc surface is provided at one end of the active area away from the clamping section. A matching arc surface is formed at one end of the movable handle away from the axial direction of the second arm rod. The guide arc surface slides with the matching arc surface to guide the movable handle into and out of the first cavity.

8. A bowl clamp according to claim 7, characterized in that: The fixing seat includes a fixed shell with a third cavity, a slider, a spring and a guide rod. The slider includes a buckle suitable for extending out of the third cavity and a track groove formed inside the slider. The buckle has a tendency to expand outward under the action of its own elastic force. The lower part of the slider extends into the third cavity. The two ends of the spring act on the slider and the fixed shell respectively. The spring is suitable for driving the slider to move up and make the buckle detach from the shell. The two ends of the guide rod act on the track groove and the fixed shell respectively. The guide rod is suitable for cooperating with the track groove to achieve locking of the slider.

9. A bowl clamp according to claim 8, characterized in that: The track groove is in a peach heart shape, including a first inflection point, a second inflection point, a third inflection point, and a fourth inflection point. The fourth inflection point is located at the bottom of the track groove. Two acute inflection points appear above the fourth inflection point after an obtuse bend on both sides. The acute inflection point on the right is the first inflection point, the inflection point on the left is the third inflection point, and the inflection point between the first inflection point and the third inflection point is the second inflection point. When one end of the guide rod is located at the fourth inflection point, the self-locking device is in an unlocked state, the locking hook is separated from the buckle, and one end of the guide rod is pressurized to move from the fourth inflection point to the first inflection point. After the external force is removed, the spring is suitable for driving the guide rod to rebound from the first inflection point to the second inflection point to achieve the engagement of the locking hook and the buckle, and the self-locking device is in a locked state, and one end of the guide rod is pressurized to move from the second inflection point to the third inflection point. After the external force is removed, the spring is suitable for driving the guide rod to rebound from the third inflection point to the fourth inflection point to return to the unlocked state, thereby completing the cycle.

10. A bowl clamp according to claim 9, characterized in that: The first inflection point, the second inflection point, the third inflection point and the fourth inflection point are each provided with a step. Among the first inflection point, the second inflection point and the third inflection point, the step at at least one inflection point is lower on the left side than on the right side; the left side of the fourth inflection point is higher than the right side, and the vertical distance from the first inflection point to the fourth inflection point is equal to the vertical distance from the third inflection point to the fourth inflection point.

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