CN215331279U

CN215331279U - Combined scraping ruler

Info

Publication number: CN215331279U
Application number: CN202121595349.6U
Authority: CN
Inventors: 刘宗国
Original assignee: Shanghai Tianneng Thermal Insulation And Waterproof Engineering Co ltd
Current assignee: Shanghai Tianneng Thermal Insulation And Waterproof Engineering Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-28
Anticipated expiration: 2031-07-14

Abstract

The application relates to a combined scraping ruler, which comprises two supporting pieces, a tooth-shaped scraping ruler and a flat scraping ruler, wherein the tooth-shaped scraping ruler and the flat scraping ruler are parallel in length direction, two ends of the tooth-shaped scraping ruler are fixed on the two supporting pieces, two ends of the flat scraping ruler are arranged on the two supporting pieces in a sliding mode, and the sliding direction of the flat scraping ruler is far away from or close to the ground; the mortar scraping device is characterized by further comprising a limiting part, wherein the limiting part limits the leveling scraping rule on a first position, far away from mortar, of the supporting part or a second position for scraping the mortar. The leveling scraping rule is arranged on the supporting piece in a sliding mode, and the construction modes of rough scraping and fine scraping can be switched by combining the scraping rule, so that the construction is convenient; the limiting piece is arranged in the through hole in a sliding mode, so that a worker can control the limiting piece with one hand, and the limiting piece is convenient to control; through setting up two fixed parts, the locating part is fixed through the fixed part, and it is convenient to make flat strickle fix the first position of keeping away from the mortar or carry out the second position of strickleing off to the mortar.

Description

Combined scraping ruler

Technical Field

The application relates to the field of building tools, in particular to a combined scraping rule.

Background

A screed is a long ruler used to screed surfaces in plastering or cementing operations.

The utility model discloses a grant utility model patent that bulletin number is CN209937179U discloses a combination scraper, include: the tooth-shaped scraping ruler comprises a first transverse edge and a second transverse edge which are parallel to each other, and sawteeth are arranged on the first transverse edge; the flat scraping ruler is arranged in parallel with the tooth-shaped scraping ruler, and two ends of the flat scraping ruler are respectively provided with a drainage plate vertical to the flat scraping ruler; the connecting piece is arranged between the tooth-shaped scraping rule and the flat scraping rule and is used for connecting the tooth-shaped scraping rule and the flat scraping rule; the tooth-shaped scraping rule and the flat scraping rule are arranged between the pair of supporting rods, and an inclined included angle is formed between the tooth-shaped scraping rule and the axis of the supporting rods.

The combined scraping ruler is used for scraping mortar in a mode of combining the tooth-shaped scraping ruler and the flat scraping ruler, and the scraping effect is improved. However, when a large amount of mortar is accumulated on the ground surface to be paved, a constructor needs to firstly scrape the mortar roughly, usually only the tooth-shaped scraping ruler is adopted to operate alone, and the tooth-shaped scraping ruler is adopted to scrape the mortar for multiple times, so that the mortar has primary flatness. Just can use flat strickle to carry out the essence and strickle off after strickle off roughly, above-mentioned combination strickle can only be used for adopting the profile of tooth strickle and the essence of strickle simultaneous operation strickle off at the mortar surface that has preliminary roughness, therefore need additionally to adopt solitary profile of tooth strickle to carry out the essence and strickle off roughly, lead to the mortar to strickle off roughly that the construction is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to improve the thick inconvenient problem of flat construction of scraping of mortar, this application provides a combination scraper.

The application provides a combination scraping rule adopts following technical scheme:

the combined scraping ruler comprises two supporting pieces, a tooth-shaped scraping ruler and a flat scraping ruler, wherein the tooth-shaped scraping ruler and the flat scraping ruler are parallel in the length direction, two ends of the tooth-shaped scraping ruler are fixed on the two supporting pieces, two ends of the flat scraping ruler are arranged on the two supporting pieces in a sliding mode, and the sliding direction of the flat scraping ruler is far away from or close to the ground;

the mortar scraping device is characterized by further comprising a limiting part, wherein the limiting part limits the leveling scraping rule on a first position, far away from mortar, of the supporting part or a second position for scraping the mortar.

By adopting the technical scheme, the supporting piece is connected with the tooth-shaped scraping rule and the flat scraping rule, the tooth-shaped scraping rule and the flat scraping rule are supported on the ground by the supporting piece, and the mortar is positioned in a gap between the tooth-shaped scraping rule and the flat scraping rule and the ground, so that the mortar has a certain laying height, and the laying height of the mortar is positioned without additionally arranging a height bar during construction, so that the construction is convenient.

The leveling and scraping ruler is arranged on the supporting piece in a sliding mode, and the leveling and scraping ruler is limited at a first position far away from mortar or a second position for leveling the mortar through the limiting piece. When a large amount of mortar is emptyd on ground, the leveling scraper is limited at the second position far away from the mortar, so that the tooth-shaped scraper can be operated independently, the mortar is firstly subjected to coarse leveling, and when the mortar is subjected to coarse leveling, the independent tooth-shaped scraper is not required to be additionally adopted for coarse leveling, so that the mortar is subjected to coarse leveling and the construction is convenient.

After strickleing roughly, will tie the screed through the locating part spacing in the second position of strickleing off the mortar, it conveniently carries out the essence and strickles off to tie the screed this moment, through this combination screed, changeable thick construction mode of strickleing off, the essence is strickleed off, makes construction convenience.

Optionally, the device further comprises a connecting rod for connecting and fixing the two supporting pieces, a driving rod is fixed on the connecting rod, the end part of the driving rod extends towards the direction far away from the ground, and a handle is arranged on the driving rod.

Through adopting above-mentioned technical scheme, through setting up the handle, constructor makes the mortar strike off the convenience through the drive combination scraping ruler of handheld handle and carries out the operation. The distance from the handle to the connecting rod is lengthened through the driving rod, so that workers can stand for construction, and the workers cannot feel leg numbness due to squatting construction.

Optionally, one end of the limiting part is fixed to the leveling ruler, and the other end of the limiting part extends towards the handle.

Through adopting above-mentioned technical scheme, the locating part tip is close to the handle, and constructor can stand and hold the locating part down, fixes the position of strickle through controlling the locating part, makes the strickle of strickle switch conveniently in primary importance and second place.

Optionally, the driving rod is provided with a through hole along a length direction thereof, and the limiting member is slidably disposed in the through hole.

Through adopting above-mentioned technical scheme, slide the locating part and set up in the through-hole, slide in the through-hole through the locating part to it slides to drive flat scraping chi, makes the scraping chi slide the back and switches at primary importance and second place. The driving rod is sleeved outside the limiting part and hides the limiting part, so that the combined scraping ruler is simple in appearance. And because of the locating part extends towards the handle, the handle is installed on the actuating lever, makes the locating part keep away from the tip of flat scraping ruler and further is close to the handle, makes constructor can singlehanded simultaneous control handle and locating part, makes the control of locating part more convenient.

Optionally, the handle is provided with two fixing portions for fixing the driving rod, one fixing portion is arranged on one side of the handle close to the driving rod, and the other fixing portion is arranged on one side of the handle far away from the driving rod;

when the limiting piece is fixed by the fixing part far away from the driving rod, the flat scraping ruler is fixed at a first position far away from the ground; when the limiting part is fixed by the fixing part close to the driving rod, the leveling and scraping ruler is fixed at a second position for leveling the mortar.

By adopting the technical scheme, after the limiting part is fixed by the fixing parts at two different positions, the flat scraping ruler is fixed at the first position or the second position, the position of the limiting part is not required to be manually fixed by a worker, and therefore the scraping ruler is conveniently fixed at the first position and the second position.

Optionally, the supporting piece comprises a vertical supporting leg and a connecting sleeve in threaded connection with the top end of the supporting leg, and the tooth-shaped scraper and the flat scraper are both arranged on the connecting sleeve.

Through adopting above-mentioned technical scheme, through rotating the supporting legs, make support piece's length stretch out and draw back, because of profile of tooth strickle and flat strickle all set up on the link sleeve, when support piece's length stretches out and draws back, the interval change of profile of tooth strickle and flat strickle and ground makes the convenient regulation of the thickness of laying of mortar.

Optionally, the bottom ends of the supporting legs are rotatably provided with universal wheels.

Through adopting above-mentioned technical scheme, through setting up the universal wheel, the combination scraping ruler scrapes the mortar at ordinary times, and the universal wheel rolls with ground contact, makes to scrape smoothly.

Optionally, the leveling instrument further comprises a leveling bubble for displaying the horizontal state of the tooth-shaped scraper and the flat scraper.

Through adopting above-mentioned technical scheme, the level bubble shows the horizontality of profile of tooth screed and peaceful screed, makes when adjusting support piece length, conveniently observes two support pieces and whether support for profile of tooth screed and peaceful screed level, and its top surface is the horizontal plane after conveniently making the mortar strickle, makes things convenient for subsequent construction.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the flat scraping rule is arranged on the supporting piece in a sliding mode, and the combined scraping rule is suitable for two construction modes of rough scraping and fine scraping, so that the construction is convenient;

2. the limiting piece is arranged in the through hole in a sliding mode, so that a worker can control the limiting piece with one hand, and the limiting piece is convenient to control;

3. through setting up two fixed parts, the locating part is fixed through the fixed part, and it is convenient to make flat strickle fix the first position of keeping away from the mortar or carry out the second position of strickleing off to the mortar.

Drawings

Fig. 1 is an overall schematic view of a combined scraper according to an embodiment of the present application.

Fig. 2 is a schematic structural view of the combined scraper, mainly protruding the structure in the through hole.

Fig. 3 is a partial schematic view of the handle, mainly illustrating the structure of the fixing portion.

Description of reference numerals: 1. a support member; 11. supporting legs; 111. a universal wheel; 12. connecting sleeves; 121. a chute; 2. a toothed strickle; 3. leveling a scraper; 4. a limiting member; 41. a limiting rod; 42. rotating the block; 5. a connecting rod; 6. a drive rod; 61. a through hole; 7. a handle; 71. a fixed part; 711. fixing grooves; 712. a tab; 713. a notch; 8. a level bubble.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses combination scraping ruler. Referring to fig. 1, the combined scraping ruler includes two supporting members 1, a tooth-shaped scraping ruler 2 having two ends fixed to the two supporting members 1, a leveling scraping ruler 3 having two ends slidably connected to the two supporting members 1, and a position-limiting member 4 for limiting the leveling scraping ruler 3. The limiting part 4 limits the leveling and scraping rule 3 at a first position on the supporting part 1 far away from the mortar or a second position for leveling the mortar.

Referring to fig. 1, the support 1 includes a support foot 11 vertically disposed and a connection sleeve 12 threadedly connected to a top end of the support foot 11. Two ends of the tooth-shaped scraping rule 2 are fixed on the connecting sleeves 12, the two connecting sleeves 12 are provided with sliding grooves 121, and two ends of the flat scraping rule 3 are slidably connected in the two sliding grooves 121. The length direction of the sliding groove 121 is a direction away from or close to the ground.

The tooth-shaped scraping rule 2 and the flat scraping rule 3 are supported on the ground by the supporting piece 1, and at the moment, a space for placing mortar is reserved between the tooth-shaped scraping rule 2 and the flat scraping rule 3 and the ground, and the distance of the space is the laying thickness of the mortar. By rotating the supporting legs 11, the length of the supporting piece 1 can be adjusted, and the distance between the tooth-shaped scraper 2 and the flat scraper 3 and the ground can be changed, so that the laying thickness of mortar can be adjusted.

Referring to fig. 1, the bottom end of the supporting leg 11 is rotatably connected with a universal wheel 111, and the combined scraper is moved conveniently and smoothly by the rolling contact of the universal wheel 111 with the ground.

Referring to fig. 1, the tooth-shaped blade 2 and the flat blade 3 are both rectangular metal plates, and the plate surfaces of the tooth-shaped blade 2 and the flat blade 3 are parallel to each other. The side of the toothed scraper 2 facing the ground is provided with teeth for scraping. The length directions of the tooth-shaped scraper 2 and the scraper 3 are horizontal directions. The width directions of the tooth-shaped scraping rule 2 and the flat scraping rule 3 are obliquely arranged, and the tooth-shaped scraping rule 2 and the flat scraping rule 3 are upward inclined towards the direction far away from the ground. The lengthwise direction of the slide groove 121 is the same as the inclined direction of the leveling blade 3.

Referring to fig. 1, the combined scraping ruler further comprises a connecting rod 5, two ends of the connecting rod 5 in the length direction are fixed with two connecting sleeves 12, and the length of the connecting rod 5 is parallel to the length direction of the flat scraping ruler 3.

Referring to fig. 1, a driving rod 6 is fixed in the middle of the connecting rod 5, the length direction of the driving rod 6 is perpendicular to the length direction of the flat scraping ruler 3, the length direction of the driving rod 6 is parallel to the width direction of the flat scraping ruler 3, i.e., the driving rod 6 inclines upward in the direction away from the ground. One end of the driving rod 6 is fixed with the middle part of the connecting rod 5, and the other end is fixed with a handle 7.

The staff removes the combination scraping ruler through handheld handle 7, makes the staff need not to squat down and removes the combination scraping ruler to it is convenient to make the combination scraping ruler remove.

Referring to fig. 2, the limiting member 4 includes a limiting rod 41 and a rotating block 42, the driving rod 6 is provided with a through hole 61 along its length direction for the limiting rod 41 to pass through, and the limiting rod 41 is slidably disposed in the through hole 61. The handle 7 is annular, and the through hole 61 penetrates through the joint of the handle 7 and the driving rod 6.

Referring to fig. 2 and 3, the end of the limiting rod 41 facing the flat blade 3 is fixed to the flat blade 3, and the rotating block 42 is coaxially and rotatably connected to the end of the limiting rod 41 away from the flat blade 3. The handle 7 is provided with two fixing portions 71 for fixing the limiting member 4, and the fixing portions 71 are fixing grooves 711 into which the rotating block 42 is inserted and fixed. A fixing groove 711 is formed at the joint of the driving rod 6 and the handle 7, and the fixing groove 711 is communicated with the through hole 61 and extends along the circumferential direction of the through hole 61; the other fixing groove 711 is opened on the inner annular wall of the handle 7 at a position opposite to the through hole 61, i.e., a position far away from the through hole 61 on the inner annular wall of the handle 7. The notches of the two fixing grooves 711 face each other, two protruding pieces 712 are fixed at the notches of the fixing grooves 711, the two protruding pieces 712 extend towards the center line of the notches of the fixing grooves 711, and notches 713 through which the two ends of the rotating block 42 in the length direction enter the fixing grooves 711 are arranged between the two protruding pieces 712.

The two ends of the rotation block 42 in the length direction enter the fixing groove 711 from the notch 713 and rotate, so that the two ends in the length direction are limited by the protruding pieces 712, and the rotation block 42 is fixed in the fixing groove 711.

When the rotating block 42 is fixed in the fixing groove 711 far away from the through hole 61, the limiting rod 41 drives the flat scraping ruler 3 to be fixed at the first position far away from the ground, and only the tooth-shaped scraping ruler 2 can scrape the mortar. When the rotating block 42 is fixed in the fixing groove 711 close to the through hole 61, the limiting rod 41 drives the flat scraping ruler 3 to be fixed at a second position for scraping the mortar, namely, a position close to the ground, and at this time, the tooth-shaped scraping ruler 2 and the flat scraping ruler 3 can scrape the mortar at the same time, so that the scraping effect is good.

Referring to fig. 2, the combination screed further includes a level bubble 8 for indicating a horizontal state of the tooth screed 2 and the flat screed 3, the level bubble 8 is fixed to a top surface of the connecting rod 5, the level bubble 8 is a cylindrical level bubble 8, and a length direction of the level bubble 8 is parallel to a length direction of the tooth screed 2 and the flat screed 3. When the level bubble 8 shows the level, the length directions of the tooth-shaped scraping rule 2 and the flat scraping rule 3 are both horizontal, so that the level of the mortar plane is ensured.

The implementation principle of a combination scraping ruler of the embodiment of the application is as follows: when a large amount of mortar is poured on the ground, a constructor limits the rotating block 42 in the fixing groove 711 far away from the driving rod 6, and at the moment, the flat scraping ruler 3 is limited at the second position far away from the mortar, so that the tooth-shaped scraping ruler 2 can be used for coarsely scraping the mortar independently. After the rough scraping is finished, the constructor fixes the rotating block 42 in the fixing groove 711 close to the driving rod 6, so that the flat scraping ruler 3 is limited at the first position close to the mortar, and the tooth-shaped scraping ruler 2 and the flat scraping ruler 3 scrape the mortar at the same time.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Combination scraping ruler includes two support piece (1), profile of tooth scraping ruler (2) and flat scraping ruler (3), its characterized in that: the tooth-shaped scraping ruler (2) and the flat scraping ruler (3) are parallel in the length direction, two ends of the tooth-shaped scraping ruler (2) are fixed on the two supporting pieces (1), two ends of the flat scraping ruler (3) are arranged on the two supporting pieces (1) in a sliding mode, and the sliding direction of the flat scraping ruler (3) is far away from or close to the ground;

the mortar scraping device is characterized by further comprising a limiting piece (4), wherein the leveling scraping rule (3) is limited on the supporting piece (1) by the limiting piece (4) at a first position far away from mortar or a second position for scraping the mortar.

2. The combination screed according to claim 1, wherein: still including connecting fixed connecting rod (5) with two support piece (1), be fixed with actuating lever (6) on connecting rod (5), the direction of keeping away from ground is extended towards actuating lever (6) tip, be provided with handle (7) on actuating lever (6).

3. The combination screed according to claim 2, wherein: one end of the limiting part (4) is fixed with the flat scraping rule (3), and the other end of the limiting part extends towards the handle (7).

4. The combination screed according to claim 3, wherein: the driving rod (6) is provided with a through hole (61) along the length direction in a penetrating mode, and the limiting piece (4) is arranged in the through hole (61) in a sliding mode.

5. The combination screed according to claim 4, wherein: the handle (7) is provided with two fixing parts (71) for fixing the driving rod (6), one fixing part (71) is arranged on one side, close to the driving rod (6), of the handle (7), and the other fixing part (71) is arranged on one side, far away from the driving rod (6), of the handle (7);

when the limiting piece (4) is fixed by the fixing part (71) far away from the driving rod (6), the flat scraping ruler (3) is fixed at a first position far away from the ground; when the limiting piece (4) is fixed by the fixing portion (71) close to the driving rod (6), the leveling and scraping ruler (3) is fixed at a second position for leveling mortar.

6. The combination screed according to claim 1, wherein: the support piece (1) comprises vertical supporting legs (11) and a connecting sleeve (12) in threaded connection with the top end of the supporting legs (11), and the tooth-shaped scraping ruler (2) and the flat scraping ruler (3) are arranged on the connecting sleeve (12).

7. The combination screed according to claim 6, wherein: the bottom ends of the supporting legs (11) are rotatably provided with universal wheels (111).

8. The combination screed according to claim 6, wherein: the leveling instrument also comprises a leveling bubble (8) for displaying the horizontal state of the tooth-shaped scraper (2) and the flat scraper (3).