CN213140134U - Concrete precast block handling tool - Google Patents
Concrete precast block handling tool Download PDFInfo
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- CN213140134U CN213140134U CN202022029472.3U CN202022029472U CN213140134U CN 213140134 U CN213140134 U CN 213140134U CN 202022029472 U CN202022029472 U CN 202022029472U CN 213140134 U CN213140134 U CN 213140134U
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- pawl
- concrete precast
- precast block
- clamping mechanism
- clamping
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Abstract
The utility model relates to a handling tool field especially relates to a concrete precast block handling tool. The clamping mechanism comprises a left support rod and a right support rod which are hinged and connected with each other through a hinge shaft; the two clamping mechanisms share the same hinged shaft and are connected into a whole through the hinged shaft, and the two clamping mechanisms are respectively arranged at two ends of the hinged shaft; the top of the supporting rod is provided with a handle, and the bottom of the supporting rod is connected with an L-shaped clamping plate; the clamping mechanism is also provided with a locking device for locking the clamping mechanism, the locking device comprises a ratchet wheel, a pawl and a transmission piece, and the ratchet wheel is fixedly arranged on the left support rod; the pawl is rotatably arranged on the right support rod; one end of the transmission piece is connected with the other end of the pawl and extends to the handle of the right support rod, and whether the pawl is matched with the ratchet wheel or not is controlled through the transmission piece. Through above technical scheme, a handling tool of concrete prefabricated section convenient to operation safe and reliable has been proposed.
Description
Technical Field
The utility model relates to a handling tool field especially relates to a concrete precast block handling tool.
Background
In the present construction operation, a concrete precast block is more and more commonly used as a member, which is processed and manufactured in a factory to have a desired shape and then transported to a construction site for use. Concrete precast blocks transported by vehicles are generally transported to a specific construction site within a small range by a carrying tool when the concrete precast blocks are brought to the opposite side in a site and are ready for use.
The concrete precast block is carried in the site in the construction process at present by adopting common general tools such as a manpower wheelbarrow and the like on the site, but the tools are not specially designed for transporting the concrete precast block after all, and some inconvenience in use exists.
SUMMERY OF THE UTILITY MODEL
The utility model discloses precast concrete piece handling tool.
The technical problem to be solved is that: the problem of short-distance transportation of concrete precast blocks in the field without proper tools.
In order to solve the technical problem, the utility model discloses concrete precast block handling tool adopts following scheme.
The concrete precast block carrying tool comprises a front clamping mechanism and a rear clamping mechanism, wherein the clamping mechanisms comprise a left support rod and a right support rod which are hinged and connected with each other through a hinge shaft, and the left support rod and the right support rod are arranged in a crossed mode; the two clamping mechanisms share the same hinged shaft and are connected into a whole through the hinged shaft, and the two clamping mechanisms are respectively arranged at two ends of the hinged shaft;
the top of the supporting rod is provided with a handle, the bottom of the supporting rod is connected with an L-shaped clamping plate which is used for being inserted into the bottom of the concrete precast block and lifting the concrete precast block,
the clamping mechanism is also provided with a locking device for locking the clamping mechanism, the locking device comprises a ratchet wheel, a pawl and a transmission piece, the ratchet wheel is fixedly arranged on the left support rod, and the axis of the ratchet wheel and the hinged shaft of the clamping mechanism are coaxial; the pawl is rotatably arranged on the right support rod and matched with the ratchet wheel to prevent the tail end of the clamping mechanism from opening; one end of the transmission piece is connected with the other end of the pawl and extends to the handle of the right support rod, and whether the pawl is matched with the ratchet wheel or not is controlled through the transmission piece.
Furthermore, a spring is arranged between the two supporting rods of the clamping mechanism, and the spring drives the tail end of the clamping mechanism to do closing motion.
Furthermore, the transmission part comprises a brake handle and a brake cable, the brake handle is fixedly arranged at the handle of the right support rod, one end of the brake cable is arranged on the brake handle in a matching mode, and the other end of the brake cable is connected with the pawl.
Furthermore, an elastic piece is arranged between the pawl and the right support rod to pull the pawl to the ratchet wheel.
Furthermore, the ratchet wheel is semicircular, and one surface close to the pawl is an arc surface with ratchets.
Further, the supporting rod sequentially comprises a horizontal part, an inclined part and a vertical part from top to bottom; the upper end of the inclined part is connected with the horizontal part, and the lower end of the inclined part is connected with the inclined part; the hinge shaft is installed at the inclined portion.
Furthermore, the horizontal part extends outwards from the top end of the inclined part, and a rubber layer is arranged at the tail end of the horizontal part to form the grip; the lower end of the vertical part is connected with a clamping plate.
Further, the horizontal part, the inclined part and the vertical part of the supporting rod are integrally formed.
Furthermore, one vertical side of each clamping plate is fixedly arranged at the tail end of the supporting rod, and one horizontal side of each clamping plate arranged on the same clamping mechanism is arranged oppositely.
Furthermore, the L-shaped clamping plates of the left supporting rods of the front clamping mechanism and the rear clamping mechanism are connected into a whole, and the L-shaped clamping plates of the right supporting rods of the front clamping mechanism and the rear clamping mechanism are connected into a whole.
The utility model discloses concrete precast block handling tool compares with prior art, has following beneficial effect:
the utility model discloses in utilize fixture to come to press from both sides tightly fixedly, fixture comprises two mutual articulated branches of cross arrangement, is similar with pliers or scissors, and the top of branch has the handle that supplies the manual operation, and the lower extreme of branch is connected with the grip block that is used for centre gripping concrete precast block, and the grip block is L shape, thereby level one side is by the bottom that is used for inserting the concrete precast block lifting the concrete precast block down.
In order to prevent the concrete precast block from falling off from the clamping mechanism in the carrying process, a locking device is further installed on the clamping mechanism, a ratchet wheel of the locking device is installed on the making support rod, and then a pawl is installed on the right support rod. The clamping mechanism can be unaffected in the process from opening to clamping through the matching of the ratchet wheel and the pawl, but the pawl needs to be operated when the clamping mechanism moves from the clamping state to the opening state, so that the pawl is separated from the ratchet wheel. Specifically, a connecting piece is arranged, one end of the connecting piece is connected with the pawl, the other end of the connecting piece extends to the handle, and an operator can drive the pawl to be matched with the ratchet wheel or not by operating the connecting piece, so that whether the clamping mechanism can move from a clamping state to an opening state or not can be controlled. When the pawl is matched with the ratchet wheel, the concrete precast block can be prevented from falling off from the clamping mechanism.
Meanwhile, many concrete precast blocks in building construction are heavy, such as kerbs and the like, and are difficult to carry and operate by one person. Meanwhile, only one clamping mechanism is used for bearing the concrete precast block from two points, so that the concrete precast block is easy to incline. So the utility model discloses well fixture is provided with two, and two fixtures share same root articulated shaft, and two fixtures set up the both ends at the articulated shaft respectively. Thus, the concrete precast block can be supported by four clamping plates through two clamping mechanisms.
Through above technical scheme, a handling tool of concrete prefabricated section convenient to operation safe and reliable has been proposed.
Drawings
FIG. 1 is a front view of the concrete precast block handling tool of the present invention;
FIG. 2 is a side view of the concrete precast block handling tool of the present invention;
fig. 3 is a side view of another embodiment of the concrete precast block carrying tool of the present invention.
Description of reference numerals: 1-clamping mechanism, 1 a-left support rod, 1 b-right support rod, 2-articulated shaft, 3-locking device, 3 a-ratchet wheel, 3 b-pawl, 3 c-transmission piece, 3c 1-brake handle, 3c 2-brake cable, 4-grip, 5-clamping plate, 6-spring and 7-concrete precast block.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the use of directional terms such as "upper, lower, left, and right" generally means upper, lower, left, and right as illustrated with reference to fig. 1; "front and back" refer to the front-back relationship in the paper direction in fig. 1 "; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.
In order to solve the problem that the concrete precast block 7 is inconvenient to carry in a short distance, a carrying tool for the concrete precast block 7 is provided, as shown in fig. 1 to 3. The concrete precast block carrying tool comprises a front clamping mechanism 1 and a rear clamping mechanism 1, wherein the clamping mechanisms 1 comprise a left support rod and a right support rod which are hinged and connected with each other through a hinge shaft 2, and the two support rods are arranged in a crossed manner; the two clamping mechanisms 1 share the same hinged shaft 2 and are connected into a whole through the hinged shaft 2, and the two clamping mechanisms 1 are respectively arranged at two ends of the hinged shaft 2;
the top of the supporting rod is provided with a handle 4, the bottom of the supporting rod is connected with an L-shaped clamping plate 5 which is used for being inserted into the bottom of the concrete precast block 7 and lifting the concrete precast block 7,
the clamping mechanism 1 is further provided with a locking device 3 for locking the clamping mechanism 1, the locking device 3 comprises a ratchet wheel 3a, a pawl 3b and a transmission piece 3c, the ratchet wheel 3a is fixedly arranged on the left support rod 1a, and the axis of the ratchet wheel 3a and the hinge shaft 2 of the clamping mechanism 1 are coaxial; the pawl 3b is rotatably arranged on the right support rod 1b, and the pawl 3b is matched with the ratchet wheel 3a to prevent the tail end of the clamping mechanism 1 from opening; one end of the transmission piece 3c is connected with the pawl 3b, and the other end of the transmission piece extends to the handle 4 of the right support rod 1b, and whether the pawl 3b is matched with the ratchet wheel 3a or not is controlled through the transmission piece 3 c.
The utility model discloses in utilize fixture 1 to press from both sides tightly fixedly, fixture 1 comprises two mutual articulated branches of cross arrangement, is similar with pliers or scissors, and the top of branch has the handle 4 that supplies the manual operation, and the lower extreme of branch is connected with the grip block 5 that is used for centre gripping concrete prefabricated section 7, and grip block 5 is L shape, thereby level one side is by the bottom that is used for inserting concrete prefabricated section 7 getting up concrete prefabricated section 7 lifting.
In order to prevent the precast concrete block 7 from falling off from the clamping mechanism 1 during the transportation process, a locking device 3 is further installed on the clamping mechanism 1, a ratchet wheel 3a of the locking device 3 is installed on the making support rod, and then a pawl 3b is installed on the right support rod 1 b. The clamping mechanism 1 can be unaffected from opening to clamping through the matching of the ratchet wheel 3a and the pawl 3b, but the pawl 3b needs to be operated to enable the pawl 3b to be separated from the ratchet wheel 3a when the clamping mechanism moves from the clamping state to the opening state. Specifically, a connecting piece is arranged, one end of the connecting piece is connected with the pawl 3b, the other end of the connecting piece extends to the handle 4, and an operator can drive the pawl 3b to be matched with the ratchet wheel 3a or not by operating the connecting piece, so that whether the clamping mechanism 1 can move from a clamping state to an opening state or not can be controlled. When the pawl 3b is matched with the ratchet wheel 3a, the concrete precast block 7 can be prevented from falling off the clamping mechanism 1.
Meanwhile, many concrete precast blocks 7 in the building construction are heavy, such as kerbs and the like, and are difficult to carry and operate by one person. Meanwhile, only one clamping mechanism 1 is used for bearing the concrete precast block 7 from two points, so that the concrete precast block 7 is easy to incline. So the utility model discloses well fixture 1 is provided with two, and two fixture 1 share same root articulated shaft 2, and two fixture 1 set up respectively at the both ends of articulated shaft 2. This allows the concrete precast block 7 to be supported by four clamping plates 5 through the two clamping mechanisms 1.
Through above technical scheme, the handling tool of concrete prefabricated section 7 convenient to operation safe and reliable has been proposed.
Wherein two branches of fixture 1 are the steel pipe constitution of buckling, are provided with the hinge hole on two branches of fixture 1, thereby articulated shaft 2 inserts the hinge hole of two branches of a fixture 1 simultaneously and articulates two branches. The gripping means 1 is essentially a pair of pliers. At the lower end of the fixture 1, the child has a clamping plate 5, preferably the clamping plate 5 is made of angle steel.
For ease of operation as shown in figure 1. A spring 6 is arranged between the two supporting rods of the clamping mechanism 1, and the spring 6 drives the tail end of the clamping mechanism 1 to do closing movement.
Specifically, the transmission member 3c comprises a brake handle 3c1 and a brake cable 3c2, the brake handle 3c1 is fixedly arranged at the handle 4 of the right support rod 1b, one end of the brake cable 3c2 is fittingly arranged on the brake handle 3c1, and the other end is connected with the pawl 3 b. The brake cable 3c2 and the brake handle 3c1 are a combination commonly used on bicycles, and the brake cable 3c2 can be forced in the circumferential direction by the cooperation of the brake handle 3c1 and the brake cable 3c 2.
An elastic piece is arranged between the pawl 3b and the right support rod 1b to pull the pawl 3b to the ratchet wheel 3 a. The elastic piece can be a metal elastic piece or a spring 6, the pawl 3b is installed on the supporting rod through a rotating shaft, the spring 6 is sleeved on the rotating shaft of the pawl 3b and applies force to the pawl 3b through torsion, so that the pawl 3b is close to the ratchet wheel 3a and matched with the ratchet wheel 3a under the condition that other external force is not applied.
As shown in fig. 1, the ratchet wheel 3a is semicircular, and one surface close to the pawl 3b is an arc surface with ratchet teeth of the ratchet wheel 3 a. Since the effective working surface of the ratchet 3a is only general, it is preferable to provide the ratchet 3a in a semicircular shape.
As shown in fig. 1, the strut includes a horizontal portion, an inclined portion, and a vertical portion in this order from top to bottom; the upper end of the inclined part is connected with the horizontal part, and the lower end of the inclined part is connected with the inclined part; the hinge shaft 2 is installed at the inclined portion.
Preferably, the horizontal part extends outwards from the top end of the inclined part, and the tail end of the horizontal part is provided with a rubber layer to form the grip 4; the lower end of the vertical portion is connected to a clamping plate 5. As shown in fig. 1 and 2, the horizontal portion extends in the left-right direction, and in fig. 3, the grip 4 extends in the front-rear direction.
Preferably, the horizontal portion, the inclined portion and the vertical portion of the stay are integrally formed.
The vertical side of the clamping plate 5 is fixedly arranged at the tail end of the supporting rod, and the horizontal sides of the two clamping plates 5 arranged on the same clamping mechanism 1 are arranged oppositely.
The L-shaped clamping plates 5 of the left support rods 1a of the front and the rear clamping mechanisms 1 are connected into a whole, and the L-shaped clamping plates 5 of the right support rods 1b of the front and the rear clamping mechanisms 1 are connected into a whole.
The above-mentioned embodiments are only described for the preferred embodiments of the present invention, and are not limited to the scope of the present invention, and the ordinary skilled person in the art can modify and improve the technical solution of the present invention without departing from the design spirit of the present invention, including using the present invention in old house decoration, and all should fall into the protection scope defined by the claims of the present invention.
Claims (10)
1. The concrete precast block carrying tool is characterized by comprising a front clamping mechanism and a rear clamping mechanism (1), wherein the clamping mechanisms (1) comprise a left support rod and a right support rod which are arranged in a crossed mode, and the two support rods are hinged and connected with each other through a hinge shaft (2); the two clamping mechanisms (1) share the same articulated shaft (2) and are connected into a whole through the articulated shaft (2), and the two clamping mechanisms (1) are respectively arranged at two ends of the articulated shaft (2);
the top of the supporting rod is provided with a handle (4), the bottom of the supporting rod is connected with an L-shaped clamping plate (5) which is used for being inserted into the bottom of the concrete precast block (7) and lifting the concrete precast block (7),
the clamping mechanism (1) is further provided with a locking device (3) used for locking the clamping mechanism (1), the locking device (3) comprises a ratchet wheel (3 a), a pawl (3 b) and a transmission piece (3 c), the ratchet wheel (3 a) is fixedly installed on the left support rod (1 a), and the axis of the ratchet wheel (3 a) and the hinge shaft (2) of the clamping mechanism (1) are coaxial; the pawl (3 b) is arranged on the right support rod (1 b), and the pawl (3 b) is matched with the ratchet wheel (3 a) to prevent the tail end of the clamping mechanism (1) from opening; one end of the transmission piece (3 c) is connected with the other end of the pawl (3 b) and extends to the handle (4) of the right support rod (1 b), and whether the pawl (3 b) is matched with the ratchet wheel (3 a) or not is controlled through the transmission piece (3 c).
2. The concrete precast block handling tool according to claim 1, characterized in that a spring (6) is arranged between two struts of the clamping mechanism (1), and the spring (6) drives the end of the clamping mechanism (1) to perform closing movement.
3. The concrete precast block carrying tool according to claim 1, wherein the transmission member (3 c) comprises a brake handle (3 c 1) and a brake cable (3 c 2), the brake handle (3 c 1) is fixedly arranged at the handle (4) of the right support rod (1 b), one end of the brake cable (3 c 2) is matched and arranged on the brake handle (3 c 1), and the other end is connected with the pawl (3 b).
4. The concrete precast block carrying tool according to claim 3, wherein an elastic member is provided between the pawl (3 b) and the right strut (1 b) to pull the pawl (3 b) toward the ratchet (3 a).
5. The concrete precast block carrying tool according to claim 4 is characterized in that the ratchet wheel (3 a) is semicircular, and one surface close to the pawl (3 b) is an arc surface with ratchet teeth of the ratchet wheel (3 a).
6. The concrete precast block handling tool of claim 1, wherein the strut comprises a horizontal portion, an inclined portion, and a vertical portion in order from top to bottom; the upper end of the inclined part is connected with the horizontal part, and the lower end of the inclined part is connected with the inclined part; the hinge shaft (2) is mounted at the inclined portion.
7. The concrete precast block carrying tool according to claim 6, wherein the horizontal portion is extended outwardly from a top end of the inclined portion, and a tip end of the horizontal portion is provided with a rubber layer to form the grip (4); the lower end of the vertical part is connected with a clamping plate (5).
8. The concrete precast block handling tool of claim 6, wherein the horizontal portion, the inclined portion, and the vertical portion of the strut are integrally formed.
9. The concrete precast block carrying tool according to claim 1, characterized in that the vertical side of the clamping plate (5) is fixedly installed at the end of the supporting rod, and the horizontal sides of the two clamping plates (5) installed on the same clamping mechanism (1) are arranged oppositely.
10. The concrete precast block carrying tool according to claim 9, characterized in that the L-shaped clamping plates (5) of the left struts (1 a) of the front and rear clamping mechanisms (1) are connected into a whole, and the L-shaped clamping plates (5) of the right struts (1 b) of the front and rear clamping mechanisms (1) are connected into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022029472.3U CN213140134U (en) | 2020-09-16 | 2020-09-16 | Concrete precast block handling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022029472.3U CN213140134U (en) | 2020-09-16 | 2020-09-16 | Concrete precast block handling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213140134U true CN213140134U (en) | 2021-05-07 |
Family
ID=75716876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022029472.3U Active CN213140134U (en) | 2020-09-16 | 2020-09-16 | Concrete precast block handling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213140134U (en) |
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2020
- 2020-09-16 CN CN202022029472.3U patent/CN213140134U/en active Active
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